Exemplo n.º 1
0
def run(NPre=200,
        N=100,
        N2=100,
        t=10,
        nTrain=10,
        nEnc=20,
        nTest=10,
        neuron_type=LIF(),
        dt=0.001,
        f=DoubleExp(1e-3, 1e-1),
        fS=DoubleExp(1e-3, 1e-1),
        tauRiseMax=1e-2,
        load=False,
        file=None):

    print('\nNeuron Type: %s' % neuron_type)
    if load:
        d1 = np.load(file)['d1']
        tauRise1 = np.load(file)['tauRise1']
        tauFall1 = np.load(file)['tauFall1']
        f1 = DoubleExp(tauRise1, tauFall1)
    else:
        print('readout decoders for pre')
        spikes = np.zeros((nTrain, int(t / 0.001), NPre))
        targets = np.zeros((nTrain, int(t / 0.001), 2))
        for n in range(nTrain):
            stim = makeSignal(t, f, dt=0.001, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      N2=N2,
                      t=t,
                      dt=0.001,
                      f=f,
                      fS=fS,
                      neuron_type=LIF(),
                      stim=stim)
            spikes[n] = data['pre']
            targets[n] = f.filt(data['inpt'], dt=0.001)
        d1, f1, tauRise1, tauFall1, X, Y, error = decode(spikes,
                                                         targets,
                                                         nTrain,
                                                         dt=0.001,
                                                         tauRiseMax=tauRiseMax,
                                                         name="multiplyNew")
        np.savez("data/multiplyNew_%s.npz" % neuron_type,
                 d1=d1,
                 tauRise1=tauRise1,
                 tauFall1=tauFall1)
        times = np.arange(0, t * nTrain, 0.001)
        plotState(times, X, Y, error, "multiplyNew", "%s_pre" % neuron_type,
                  t * nTrain)

    if load:
        e1 = np.load(file)['e1']
    elif isinstance(neuron_type, Bio):
        print("ens1 encoders")
        e1 = np.zeros((NPre, N, 2))
        for n in range(nEnc):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1=d1,
                      e1=e1,
                      f1=f1,
                      NPre=NPre,
                      N=N,
                      N2=N2,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l1=True)
            e1 = data['e1']
            np.savez("data/multiplyNew_%s.npz" % neuron_type,
                     d1=d1,
                     tauRise1=tauRise1,
                     tauFall1=tauFall1,
                     e1=e1)
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "multiplyNew", "ens")
    else:
        e1 = np.zeros((NPre, N, 2))

    if load:
        d2 = np.load(file)['d2']
        tauRise2 = np.load(file)['tauRise2']
        tauFall2 = np.load(file)['tauFall2']
        f2 = DoubleExp(tauRise2, tauFall2)
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t / dt), N))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1=d1,
                      e1=e1,
                      f1=f1,
                      NPre=NPre,
                      N=N,
                      N2=N2,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim)
            spikes[n] = data['ens']
            targets[n] = f.filt(data['tar'][:, 0] * data['tar'][:, 1],
                                dt=dt).reshape(-1, 1)
        d2, f2, tauRise2, tauFall2, X, Y, error = decode(spikes,
                                                         targets,
                                                         nTrain,
                                                         dt=dt,
                                                         tauRiseMax=tauRiseMax,
                                                         name="multiplyNew")
        np.savez("data/multiplyNew_%s.npz" % neuron_type,
                 d1=d1,
                 tauRise1=tauRise1,
                 tauFall1=tauFall1,
                 e1=e1,
                 d2=d2,
                 tauRise2=tauRise2,
                 tauFall2=tauFall2)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "multiplyNew", "%s_ens" % neuron_type,
                  t * nTrain)

    if load:
        e2 = np.load(file)['e2']
    elif isinstance(neuron_type, Bio):
        print("ens2 encoders")
        e2 = np.zeros((N, N2, 1))
        for n in range(nEnc):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1=d1,
                      e1=e1,
                      f1=f1,
                      d2=d2,
                      e2=e2,
                      f2=f2,
                      NPre=NPre,
                      N=N,
                      N2=N2,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l2=True)
            e2 = data['e2']
            np.savez("data/multiplyNew_%s.npz" % neuron_type,
                     d1=d1,
                     tauRise1=tauRise1,
                     tauFall1=tauFall1,
                     e1=e1,
                     d2=d2,
                     tauRise2=tauRise2,
                     tauFall2=tauFall2,
                     e2=e2)
            plotActivity(t, dt, fS, data['times'], data['ens2'],
                         data['tarEns2'], "multiplyNew", "ens2")
    else:
        e2 = np.zeros((N, N2, 1))

    if load:
        d3 = np.load(file)['d3']
        tauRise3 = np.load(file)['tauRise3']
        tauFall3 = np.load(file)['tauFall3']
        f3 = DoubleExp(tauRise3, tauFall3)
    else:
        print('readout decoders for ens2')
        spikes = np.zeros((nTrain, int(t / dt), N2))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1=d1,
                      e1=e1,
                      f1=f1,
                      d2=d2,
                      e2=e2,
                      f2=f2,
                      NPre=NPre,
                      N=N,
                      N2=N2,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim)
            spikes[n] = data['ens2']
            targets[n] = f.filt(data['tar2'], dt=dt)
        d3, f3, tauRise3, tauFall3, X, Y, error = decode(spikes,
                                                         targets,
                                                         nTrain,
                                                         dt=dt,
                                                         name="multiplyNew")
        np.savez("data/multiplyNew_%s.npz" % neuron_type,
                 d1=d1,
                 tauRise1=tauRise1,
                 tauFall1=tauFall1,
                 e1=e1,
                 d2=d2,
                 tauRise2=tauRise2,
                 tauFall2=tauFall2,
                 e2=e2,
                 d3=d3,
                 tauRise3=tauRise3,
                 tauFall3=tauFall3)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "multiplyNew", "%s_ens2" % neuron_type,
                  t * nTrain)

    errors = np.zeros((nTest))
    print("testing")
    for test in range(nTest):
        stim = makeSignal(t, f, dt=dt, seed=100 + test)
        data = go(d1=d1,
                  e1=e1,
                  f1=f1,
                  d2=d2,
                  e2=e2,
                  f2=f2,
                  NPre=NPre,
                  N=N,
                  N2=N2,
                  t=t,
                  dt=dt,
                  f=f,
                  fS=fS,
                  neuron_type=neuron_type,
                  stim=stim)
        A = f3.filt(data['ens2'], dt=dt)
        X = np.dot(A, d3)
        Y = f.filt(data['tar2'], dt=dt)
        error = rmse(X, Y)
        errors[test] = error
        plotState(data['times'], X, Y, error, "multiplyNew",
                  "%s_test%s" % (neuron_type, test), t)
        A = f2.filt(data['ens'], dt=dt)
        X = np.dot(A, d2)
        Y = f.filt(data['tar'][:, 0] * data['tar'][:, 1], dt=dt).reshape(-1, 1)
        plotState(data['times'], X, Y, rmse(X, Y), "multiplyNew",
                  "%s_pretest%s" % (neuron_type, test), t)

    print('%s errors:' % neuron_type, errors)
    np.savez("data/multiplyNew_%s.npz" % neuron_type,
             d1=d1,
             tauRise1=tauRise1,
             tauFall1=tauFall1,
             e1=e1,
             d2=d2,
             tauRise2=tauRise2,
             tauFall2=tauFall2,
             e2=e2,
             d3=d3,
             tauRise3=tauRise3,
             tauFall3=tauFall3,
             errors=errors)
    return errors
Exemplo n.º 2
0
def run(NPre=300, N=100, t=20, tTrans=2, nTrain=1, nEnc=10, nTest=10, neuron_type=LIF(),
        dt=0.001, f=DoubleExp(1e-3, 1e-1), fS=DoubleExp(1e-3, 1e-1), freq=1, muFreq=1.0, sigmaFreq=0.1, reg=1e-1, tauRiseMax=5e-2, tDrive=0.2, base=False, load=False, file=None):

    print('\nNeuron Type: %s'%neuron_type)
    rng = np.random.RandomState(seed=0)
    if load:
        d1 = np.load(file)['d1']
        tauRise1 = np.load(file)['tauRise1']
        tauFall1 = np.load(file)['tauFall1']
        f1 = DoubleExp(tauRise1, tauFall1)
    else:
        print('readout decoders for pre')  
        spikes = np.zeros((nTrain, int(t/0.001), NPre))
        targets = np.zeros((nTrain, int(t/0.001), 2))
        for n in range(nTrain):
            data = go(NPre=NPre, N=N, t=t, dt=0.001, f=f, fS=fS, neuron_type=LIF(), freq=freq, phase=2*np.pi*(n/nTrain))
            spikes[n] = data['pre']
            targets[n] = f.filt(data['inpt'], dt=0.001)
        d1, f1, tauRise1, tauFall1, X, Y, error = decode(spikes, targets, nTrain, dt=0.001, tauRiseMax=tauRiseMax, name="oscillateNew")
        np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1)
        times = np.arange(0, t*nTrain, 0.001)
        plotState(times, X, Y, error, "oscillateNew", "%s_pre"%neuron_type, t*nTrain)

    if load:
        e1 = np.load(file)['e1']
    elif isinstance(neuron_type, Bio):
        print("ens1 encoders")
        e1 = np.zeros((NPre, N, 2))
        for n in range(nEnc):
            data = go(d1=d1, e1=e1, f1=f1, NPre=NPre, N=N, t=t, dt=dt, f=f, fS=fS, neuron_type=neuron_type, freq=freq, phase=2*np.pi*(n/nEnc), l1=True)
            e1 = data['e1']
            np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1, e1=e1)
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'], "oscillateNew", "ens")
    else:
        e1 = np.zeros((NPre, N, 2))
        
    if load:
        d2 = np.load(file)['d2']
        tauRise2 = np.load(file)['tauRise2']
        tauFall2 = np.load(file)['tauFall2']
        f2 = DoubleExp(tauRise2, tauFall2)
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int((t-tTrans)/dt), N))
        targets = np.zeros((nTrain, int((t-tTrans)/dt), 2))
        for n in range(nTrain):
            data = go(d1=d1, e1=e1, f1=f1, NPre=NPre, N=N, t=t, dt=dt, f=f, fS=fS, neuron_type=neuron_type, freq=freq, phase=2*np.pi*(n/nTrain))
            spikes[n] = data['ens'][int(tTrans/dt):]
            targets[n] = f.filt(f.filt(data['tar'], dt=dt), dt=dt)[int(tTrans/dt):]
        d2, f2, tauRise2, tauFall2, X, Y, error = decode(spikes, targets, nTrain, dt=dt, name="oscillateNew", reg=reg, tauRiseMax=tauRiseMax)
        np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1, e1=e1, d2=d2, tauRise2=tauRise2, tauFall2=tauFall2)
        times = np.arange(0, t*nTrain, dt)[:len(X)]
        plotState(times, X, Y, error, "oscillateNew", "%s_ens"%neuron_type, (t-tTrans)*nTrain)

    if load:
        e2 = np.load(file)['e2']
    #elif isinstance(neuron_type, Bio):
        print("ens2 encoders")
        #e2 = np.zeros((N, N, 2))
        for n in range(nEnc):
            data = go(d1=d1, e1=e1, f1=f1, d2=d2, e2=e2, NPre=NPre, N=N, t=t, dt=dt, f=f, fS=fS, neuron_type=neuron_type, freq=freq, phase=2*np.pi*(n/nEnc), l2=True)
            e2 = data['e2']
            np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1, e1=e1, d2=d2, tauRise2=tauRise2, tauFall2=tauFall2, e2=e2)
            plotActivity(t, dt, fS, data['times'], data['ens2'], data['tarEns2'], "oscillateNew", "ens2")
    else:
        e2 = np.zeros((N, N, 2))
        np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1, e1=e1, d2=d2, tauRise2=tauRise2, tauFall2=tauFall2, e2=e2)

    print("testing")
    errors = np.zeros((nTest))
    for test in range(nTest):
        data = go(d1=d1, e1=e1, f1=f1, d2=d2, e2=e2, f2=f2, NPre=NPre, N=N, t=t+tTrans, dt=dt, f=f, fS=fS, neuron_type=neuron_type, freq=freq, phase=2*np.pi*(test/nTest), tDrive=tDrive, test=True)
        # curve fit to a sinusoid of arbitrary frequency, phase, magnitude
        times = data['times']
        A = f2.filt(data['ens'], dt=dt)
        X = np.dot(A, d2)
        freq0, phase0, mag0, base0 = fitSinusoid(times, X[:,0], freq, int(tTrans/dt), muFreq=muFreq, sigmaFreq=sigmaFreq, base=base)
        freq1, phase1, mag1, base1 = fitSinusoid(times, X[:,1], freq, int(tTrans/dt), muFreq=muFreq, sigmaFreq=sigmaFreq, base=base)
        s0 = base0+mag0*np.sin(times*2*np.pi*freq0+phase0)
        s1 = base1+mag1*np.sin(times*2*np.pi*freq1+phase1)
#         freqError0 = np.abs(freq-freq0)
#         freqError1 = np.abs(freq-freq1)
        rmseError0 = rmse(X[int(tTrans/dt):,0], s0[int(tTrans/dt):])
        rmseError1 = rmse(X[int(tTrans/dt):,1], s1[int(tTrans/dt):])
#         error0 = (1+freqError0) * rmseError0
#         error1 = (1+freqError1) * rmseError1
        error0 = rmseError0
        error1 = rmseError1
        errors[test] = (error0 + error1)/2
        fig, (ax, ax2) = plt.subplots(nrows=2, ncols=1, sharex=True)
        ax.plot(times, X[:,0], label="estimate (dim 0)")
        ax.plot(times, s0, label="target (dim 0)")
        ax.set(ylabel='state', title='freq=%.3f, rmse=%.3f'%(freq0, error0), xlim=((0, t)), ylim=((-1.2, 1.2)))
        ax.legend(loc='upper left')
        ax2.plot(times, X[:,1], label="estimate (dim 1)")
        ax2.plot(times, s1, label="target (dim 1)")
        ax2.set(xlabel='time', ylabel='state', title='freq=%.3f, rmse=%.3f'%(freq1, error1), xlim=((0, t)), ylim=((-1.2, 1.2)))
        ax2.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/oscillateNew_%s_test%s.pdf"%(neuron_type, test))
    plt.close('all')
    print('%s errors:'%neuron_type, errors)
    np.savez("data/oscillateNew_%s.npz"%neuron_type, d1=d1, tauRise1=tauRise1, tauFall1=tauFall1, e1=e1, d2=d2, tauRise2=tauRise2, tauFall2=tauFall2, e2=e2, errors=errors)
    return errors
Exemplo n.º 3
0
def run(NPre=100,
        N=30,
        t=10,
        nTrain=5,
        nEnc=5,
        nTest=10,
        dt=0.001,
        neuron_type=LIF(),
        fPre=DoubleExp(1e-3, 1e-1),
        fS=DoubleExp(2e-2, 2e-1),
        Tff=0.3,
        reg=1e-1,
        tauRiseMax=1e-1,
        tauFallMax=3e-1,
        load=[],
        file="data/integrate"):

    print('\nNeuron Type: %s' % neuron_type)
    file = file + f"{neuron_type}.npz"

    if 0 in load:
        dPreA = np.load(file)['dPreA']  # fix indexing of decoders
        dPreB = np.load(file)['dPreB']
    else:
        print('readout decoders for preInptA and preInptB')
        spikesInptA = np.zeros((nTrain, int(t / 0.001), NPre))
        spikesInptB = np.zeros((nTrain, int(t / 0.001), NPre))
        targetsInptA = np.zeros((nTrain, int(t / 0.001), 1))
        targetsInptB = np.zeros((nTrain, int(t / 0.001), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, dt=0.001, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=0.001,
                      neuron_type=neuron_type,
                      fPre=fPre,
                      fS=fS,
                      stimA=stimA,
                      stimB=stimB)
            spikesInptA[n] = data['preInptA']
            spikesInptB[n] = data['preInptB']
            targetsInptA[n] = fPre.filt(Tff * data['inptA'], dt=0.001)
            targetsInptB[n] = fPre.filt(data['inptB'], dt=0.001)
        dPreA, X1a, Y1a, error1a = decodeNoF(spikesInptA,
                                             targetsInptA,
                                             nTrain,
                                             fPre,
                                             dt=0.001,
                                             reg=reg)
        dPreB, X1b, Y1b, error1b = decodeNoF(spikesInptB,
                                             targetsInptB,
                                             nTrain,
                                             fPre,
                                             dt=0.001,
                                             reg=reg)
        np.savez(file, dPreA=dPreA, dPreB=dPreB)
        times = np.arange(0, t * nTrain, 0.001)
        plotState(times, X1a, Y1a, error1a, "integrate",
                  "%s_preInptA" % neuron_type, t * nTrain)
        plotState(times, X1b, Y1b, error1b, "integrate",
                  "%s_preInptB" % neuron_type, t * nTrain)

    if 1 in load:
        ePreB = np.load(file)['ePreB']
    elif isinstance(neuron_type, Bio):
        print("encoders for preInptB-to-ens")
        ePreB = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, dt=dt, seed=n)
            data = go(dPreA=dPreA,
                      dPreB=dPreB,
                      ePreB=ePreB,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      neuron_type=neuron_type,
                      fPre=fPre,
                      fS=fS,
                      stimA=stimA,
                      stimB=stimB,
                      stage=1)
            ePreB = data['ePreB']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrate", "preIntgToEns")
            np.savez(file, dPreA=dPreA, dPreB=dPreB, ePreB=ePreB)
    else:
        ePreB = np.zeros((NPre, N, 1))

    if 2 in load:
        ePreA = np.load(file)['ePreA']
    elif isinstance(neuron_type, Bio):
        print("encoders for preInptA-to-ens")
        ePreA = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, dt=dt, seed=n)
            data = go(dPreA=dPreA,
                      dPreB=dPreB,
                      ePreA=ePreA,
                      ePreB=ePreB,
                      fPre=fPre,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      neuron_type=neuron_type,
                      fS=fS,
                      stimA=stimA,
                      stimB=stimB,
                      stage=2)
            ePreA = data['ePreA']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrate", "preInptToEns")
            np.savez(file, dPreA=dPreA, dPreB=dPreB, ePreA=ePreA, ePreB=ePreB)
    else:
        ePreA = np.zeros((NPre, N, 1))

    if 3 in load:
        dEns = np.load(file)['dEns']
        tauRiseEns = np.load(file)['tauRiseEns']
        tauFallEns = np.load(file)['tauFallEns']
        fEns = DoubleExp(tauRiseEns, tauFallEns)
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t / dt), N))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, dt=dt, seed=n)
            data = go(dPreA=dPreA,
                      dPreB=dPreB,
                      ePreA=ePreA,
                      ePreB=ePreB,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      neuron_type=neuron_type,
                      fPre=fPre,
                      fS=fS,
                      stimA=stimA,
                      stimB=stimB,
                      stage=3)
            spikes[n] = data['ens']
            targets[n] = fPre.filt(data['inptB'], dt=dt)
        dEns, fEns, tauRiseEns, tauFallEns, X2, Y2, error2 = decode(
            spikes,
            targets,
            nTrain,
            dt=dt,
            reg=reg,
            tauRiseMax=tauRiseMax,
            tauFallMax=tauFallMax,
            name="integrate")
        np.savez(file,
                 dPreA=dPreA,
                 dPreB=dPreB,
                 ePreA=ePreA,
                 ePreB=ePreB,
                 dEns=dEns,
                 tauRiseEns=tauRiseEns,
                 tauFallEns=tauFallEns)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X2, Y2, error2, "integrate", "%s_ens" % neuron_type,
                  t * nTrain)

    if 4 in load:
        eBio = np.load(file)['eBio']
    elif isinstance(neuron_type, Bio):
        print("encoders from ens2 to ens")
        eBio = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, dt=dt, seed=n)
            data = go(dPreA=dPreA,
                      dPreB=dPreB,
                      dEns=dEns,
                      ePreA=ePreA,
                      ePreB=ePreB,
                      eBio=eBio,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      neuron_type=neuron_type,
                      fPre=fPre,
                      fEns=fEns,
                      fS=fS,
                      stimA=stimA,
                      stimB=stimB,
                      stage=4)
            eBio = data['eBio']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrate", "Ens2Ens")
            np.savez(file,
                     dPreA=dPreA,
                     dPreB=dPreB,
                     ePreA=ePreA,
                     ePreB=ePreB,
                     dEns=dEns,
                     tauRiseEns=tauRiseEns,
                     tauFallEns=tauFallEns,
                     eBio=eBio)
    else:
        eBio = np.zeros((N, N, 1))

    print("testing")
    errors = np.zeros((nTest))
    for test in range(nTest):
        stimA, stimB = makeSignal(t, fPre, dt=dt, seed=200 + test)
        data = go(dPreA=dPreA,
                  dEns=dEns,
                  ePreA=ePreA,
                  eBio=eBio,
                  NPre=NPre,
                  N=N,
                  t=t,
                  dt=dt,
                  neuron_type=neuron_type,
                  fPre=fPre,
                  fEns=fEns,
                  fS=fS,
                  stimA=stimA,
                  stimB=stimB,
                  stage=5)
        A = fEns.filt(data['ens'], dt=dt)
        X = np.dot(A, dEns)
        Y = fPre.filt(data['inptB'], dt=dt)
        U = fPre.filt(Tff * data['inptA'], dt=dt)
        error = rmse(X, Y)
        errorU = rmse(X, U)
        errors[test] = error
        fig, ax = plt.subplots()
        #         ax.plot(data['times'], U, label="input")
        ax.plot(data['times'], X, label="estimate")
        ax.plot(data['times'], Y, label="target")
        ax.set(xlabel='time',
               ylabel='state',
               title='rmse=%.3f' % error,
               xlim=((0, t)),
               ylim=((-1, 1)))
        ax.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/integrate_%s_test%s.pdf" % (neuron_type, test))
        plt.close('all')
    # print('errors:', errors)
    # np.savez(file, errors=errors, dPreA=dPreA, dPreB=dPreB, ePreA=ePreA, ePreB=ePreB, dEns=dEns, tauRiseEns=tauRiseEns, tauFallEns=tauFallEns, eBio=eBio)

    return data['times'], X, Y
def run(NPre=100,
        N=100,
        t=10,
        nTrain=10,
        nTest=3,
        nAttr=5,
        nEnc=10,
        dt=0.001,
        c=None,
        fPre=DoubleExp(1e-3, 1e-1),
        fNMDA=DoubleExp(10.6e-3, 285e-3),
        fGABA=DoubleExp(0.5e-3, 1.5e-3),
        fS=DoubleExp(2e-2, 1e-1),
        Tff=0.3,
        reg=1e-2,
        load=[],
        file=None):

    if not c: c = t
    if 0 in load:
        dPreA = np.load(file)['dPreA']
        dPreB = np.load(file)['dPreB']
        dPreC = np.load(file)['dPreC']
        dPreD = np.load(file)['dPreD']
    else:
        print('readout decoders for pre')
        spikesInptA = np.zeros((nTrain, int(t / dt), NPre))
        spikesInptB = np.zeros((nTrain, int(t / dt), NPre))
        spikesInptC = np.zeros((nTrain, int(t / dt), NPre))
        spikesInptD = np.zeros((nTrain, int(t / dt), NPre))
        targetsInptA = np.zeros((nTrain, int(t / dt), 1))
        targetsInptB = np.zeros((nTrain, int(t / dt), 1))
        targetsInptC = np.zeros((nTrain, int(t / dt), 1))
        targetsInptD = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, _ = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            stimB = stimA
            stimC = lambda t: 0 if t < c else 1
            stimD = lambda t: 1e-1
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      stimA=stimA,
                      stimB=stimB,
                      stimC=stimC,
                      stimD=stimD,
                      stage=None)
            spikesInptA[n] = data['preA']
            spikesInptB[n] = data['preB']
            spikesInptC[n] = data['preC']
            spikesInptD[n] = data['preD']
            targetsInptA[n] = fPre.filt(data['inptA'], dt=dt)
            targetsInptB[n] = fPre.filt(data['inptB'], dt=dt)
            targetsInptC[n] = fPre.filt(data['inptC'], dt=dt)
            targetsInptD[n] = fPre.filt(data['inptD'], dt=dt)
        dPreA, XA, YA, errorA = decodeNoF(spikesInptA,
                                          targetsInptA,
                                          nTrain,
                                          fPre,
                                          dt=dt,
                                          reg=reg)
        dPreB, XB, YB, errorB = decodeNoF(spikesInptB,
                                          targetsInptB,
                                          nTrain,
                                          fPre,
                                          dt=dt,
                                          reg=reg)
        dPreC, XC, YC, errorC = decodeNoF(spikesInptC,
                                          targetsInptC,
                                          nTrain,
                                          fPre,
                                          dt=dt,
                                          reg=reg)
        dPreD, XD, YD, errorD = decodeNoF(spikesInptD,
                                          targetsInptD,
                                          nTrain,
                                          fPre,
                                          dt=dt,
                                          reg=reg)
        np.savez("data/integrateAttractors.npz",
                 dPreA=dPreA,
                 dPreB=dPreB,
                 dPreC=dPreC,
                 dPreD=dPreD)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, XA, YA, errorA, "integrateAttractors", "preA",
                  t * nTrain)
        plotState(times, XB, YB, errorB, "integrateAttractors", "preB",
                  t * nTrain)
        plotState(times, XC, YC, errorC, "integrateAttractors", "preC",
                  t * nTrain)
        plotState(times, XD, YD, errorD, "integrateAttractors", "preD",
                  t * nTrain)

    if 0 in load:
        ePreDEns = np.load(file)['ePreDEns']
    else:
        print("encoders for preD to ens")
        ePreDEns = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      dPreD=dPreD,
                      ePreDEns=ePreDEns,
                      stage=0)
            ePreDEns = data['ePreDEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateAttractors", "preDEns")
            np.savez("data/integrateAttractors.npz",
                     dPreA=dPreA,
                     dPreB=dPreB,
                     dPreC=dPreC,
                     dPreD=dPreD,
                     ePreDEns=ePreDEns)

    if 1 in load:
        ePreAFdfw = np.load(file)['ePreAFdfw']
        ePreBEns = np.load(file)['ePreBEns']
        ePreCOff = np.load(file)['ePreCOff']
    else:
        print("encoders for [preA, preB, preC] to [fdfw, ens, off]")
        ePreAFdfw = np.zeros((NPre, N, 1))
        ePreBEns = np.zeros((NPre, N, 1))
        ePreCOff = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            stimA, _ = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            stimB = stimA
            stimC = lambda t: 0 if t < c else 1
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      stimA=stimA,
                      stimB=stimB,
                      stimC=stimB,
                      dPreA=dPreA,
                      dPreB=dPreB,
                      dPreC=dPreC,
                      dPreD=dPreD,
                      ePreAFdfw=ePreAFdfw,
                      ePreBEns=ePreBEns,
                      ePreCOff=ePreCOff,
                      ePreDEns=ePreDEns,
                      stage=1)
            ePreAFdfw = data['ePreAFdfw']
            ePreBEns = data['ePreBEns']
            ePreCOff = data['ePreCOff']
            plotActivity(t, dt, fS, data['times'], data['fdfw'],
                         data['tarFdfw'], "integrateAttractors", "preAFdfw")
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateAttractors", "preBEns")
            plotActivity(t, dt, fS, data['times'], data['off'], data['tarOff'],
                         "integrateAttractors", "preCOff")
            np.savez("data/integrateAttractors.npz",
                     dPreA=dPreA,
                     dPreB=dPreB,
                     dPreC=dPreC,
                     dPreD=dPreD,
                     ePreDEns=ePreDEns,
                     ePreAFdfw=ePreAFdfw,
                     ePreBEns=ePreBEns,
                     ePreCOff=ePreCOff)

    if 2 in load:
        dFdfw = np.load(file)['dFdfw']
        dOff = np.load(file)['dOff']
    else:
        print('readout decoders for fdfw and off')
        spikesFdfw = np.zeros((nTrain, int(t / dt), N))
        spikesOff = np.zeros((nTrain, int(t / dt), N))
        targetsFdfw = np.zeros((nTrain, int(t / dt), 1))
        targetsOff = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            stimC = lambda t: 0 if t < c else 1
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      stimA=stimA,
                      stimB=stimB,
                      stimC=stimC,
                      dPreA=dPreA,
                      dPreB=dPreB,
                      dPreC=dPreC,
                      dPreD=dPreD,
                      ePreAFdfw=ePreAFdfw,
                      ePreBEns=ePreBEns,
                      ePreCOff=ePreCOff,
                      ePreDEns=ePreDEns,
                      stage=2)
            spikesFdfw[n] = data['fdfw']
            spikesOff[n] = data['off']
            targetsFdfw[n] = fNMDA.filt(Tff * fPre.filt(data['inptA']))
            # targetsFdfw[n] = fNMDA.filt(fPre.filt(data['inptB']))
            targetsOff[n] = fGABA.filt(fPre.filt(data['inptC']))
        dFdfw, X1, Y1, error1 = decodeNoF(spikesFdfw,
                                          targetsFdfw,
                                          nTrain,
                                          fNMDA,
                                          dt=dt,
                                          reg=reg)
        dOff, X2, Y2, error2 = decodeNoF(spikesOff,
                                         targetsOff,
                                         nTrain,
                                         fGABA,
                                         dt=dt,
                                         reg=reg)
        np.savez("data/integrateAttractors.npz",
                 dPreA=dPreA,
                 dPreB=dPreB,
                 dPreC=dPreC,
                 dPreD=dPreD,
                 dFdfw=dFdfw,
                 dOff=dOff,
                 ePreDEns=ePreDEns,
                 ePreAFdfw=ePreAFdfw,
                 ePreBEns=ePreBEns,
                 ePreCOff=ePreCOff)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X1, Y1, error1, "integrateAttractors", "fdfw",
                  t * nTrain)
        plotState(times, X2, Y2, error2, "integrateAttractors", "off",
                  t * nTrain)

    if 3 in load:
        eFdfwEns = np.load(file)['eFdfwEns']
    else:
        print("encoders for fdfw-to-ens")
        eFdfwEns = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      Tff=Tff,
                      stimA=stimA,
                      stimB=stimB,
                      dPreA=dPreA,
                      dPreB=dPreB,
                      dPreD=dPreD,
                      dFdfw=dFdfw,
                      ePreAFdfw=ePreAFdfw,
                      ePreBEns=ePreBEns,
                      ePreDEns=ePreDEns,
                      eFdfwEns=eFdfwEns,
                      stage=3)
            eFdfwEns = data['eFdfwEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateAttractors", "fdfwEns")
        np.savez("data/integrateAttractors.npz",
                 dPreA=dPreA,
                 dPreB=dPreB,
                 dPreC=dPreC,
                 dPreD=dPreD,
                 dFdfw=dFdfw,
                 dOff=dOff,
                 ePreDEns=ePreDEns,
                 ePreAFdfw=ePreAFdfw,
                 ePreBEns=ePreBEns,
                 ePreCOff=ePreCOff,
                 eFdfwEns=eFdfwEns)

    if 4 in load:
        dEns = np.load(file)['dEns']
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t / dt), N))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      stimA=stimA,
                      stimB=stimB,
                      dPreA=dPreA,
                      dPreB=dPreB,
                      dPreD=dPreD,
                      dFdfw=dFdfw,
                      ePreAFdfw=ePreAFdfw,
                      ePreBEns=ePreBEns,
                      ePreDEns=ePreDEns,
                      eFdfwEns=eFdfwEns,
                      stage=4)
            spikes[n] = data['ens']
            # targets[n] = data['inptB']  # stimA rounded to nearest attractor
            targets[n] = fNMDA.filt(fPre.filt(
                data['inptB']))  # stimA rounded to nearest attractor
        dEns, X, Y, error = decodeNoF(spikes,
                                      targets,
                                      nTrain,
                                      fNMDA,
                                      dt=dt,
                                      reg=reg)
        np.savez("data/integrateAttractors.npz",
                 dPreA=dPreA,
                 dPreB=dPreB,
                 dPreC=dPreC,
                 dPreD=dPreD,
                 dFdfw=dFdfw,
                 dOff=dOff,
                 dEns=dEns,
                 ePreDEns=ePreDEns,
                 ePreAFdfw=ePreAFdfw,
                 ePreBEns=ePreBEns,
                 ePreCOff=ePreCOff,
                 eFdfwEns=eFdfwEns)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "integrateAttractors", "ens", t * nTrain)

    if 5 in load:
        eEnsEns = np.load(file)['eEnsEns']
    else:
        print("encoders from ens to ens")
        eEnsEns = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, nAttr, dt=dt, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      stimA=stimA,
                      stimB=stimB,
                      dPreA=dPreA,
                      dPreB=dPreB,
                      dPreD=dPreD,
                      dFdfw=dFdfw,
                      dEns=dEns,
                      ePreAFdfw=ePreAFdfw,
                      ePreBEns=ePreBEns,
                      ePreDEns=ePreDEns,
                      eFdfwEns=eFdfwEns,
                      eEnsEns=eEnsEns,
                      stage=5)
            eEnsEns = data['eEnsEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateAttractors", "ensEns")
            np.savez("data/integrateAttractors.npz",
                     dPreA=dPreA,
                     dPreB=dPreB,
                     dPreC=dPreC,
                     dPreD=dPreD,
                     dFdfw=dFdfw,
                     dOff=dOff,
                     dEns=dEns,
                     ePreDEns=ePreDEns,
                     ePreAFdfw=ePreAFdfw,
                     ePreBEns=ePreBEns,
                     ePreCOff=ePreCOff,
                     eFdfwEns=eFdfwEns,
                     eEnsEns=eEnsEns)

    print("testing")
    eOffFdfw = -1e2 * np.ones((N, N, 1))
    vals = np.linspace(-1, 1, nTest)
    att = np.linspace(-1, 1, nAttr)
    for test in range(nTest):
        stimA = lambda t: vals[test] if t < c else 0
        stimB = lambda t: closestAttractor(vals[test], att)
        stimC = lambda t: 0 if t < c else 1
        DATest = lambda t: 0
        data = go(NPre=NPre,
                  N=N,
                  t=t,
                  dt=dt,
                  stimA=stimA,
                  stimB=stimB,
                  stimC=stimC,
                  dPreA=dPreA,
                  dPreC=dPreC,
                  dPreD=dPreD,
                  dFdfw=dFdfw,
                  dEns=dEns,
                  dOff=dOff,
                  ePreAFdfw=ePreAFdfw,
                  ePreCOff=ePreCOff,
                  ePreDEns=ePreDEns,
                  eFdfwEns=eFdfwEns,
                  eEnsEns=eEnsEns,
                  eOffFdfw=eOffFdfw,
                  stage=9,
                  c=c,
                  DA=DATest)
        aFdfw = fNMDA.filt(data['fdfw'])
        aEns = fNMDA.filt(data['ens'])
        aOff = fGABA.filt(data['off'])
        xhatFdfw = np.dot(aFdfw, dFdfw) / Tff
        xhatEns = np.dot(aEns, dEns)
        xhatOff = np.dot(aOff, dOff)
        xFdfw = fNMDA.filt(fPre.filt(data['inptA']))
        # xEns = xFdfw[int(c/dt)] * np.ones_like(data['times'])
        xEns = fNMDA.filt(fPre.filt(data['inptB']))
        # xEns = data['inptB']
        errorEns = rmse(xhatEns[int(c / dt):], xEns[int(c / dt):])
        fig, ax = plt.subplots()
        ax.plot(data['times'], xFdfw, alpha=0.5, label="input (filtered)")
        ax.plot(data['times'], xhatFdfw, alpha=0.5, label="fdfw")
        ax.plot(data['times'], xEns, label="target")
        ax.plot(data['times'],
                xhatEns,
                alpha=0.5,
                label="ens, rmse=%.3f" % errorEns)
        ax.plot(data['times'], xhatOff, alpha=0.5, label="off")
        ax.axvline(c, label="cutoff")
        ax.set(xlabel='time',
               ylabel='state',
               xlim=((0, t)),
               ylim=((-1.5, 1.5)))
        ax.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/integrateAttractors_testFlat%s.pdf" % test)
Exemplo n.º 5
0
def run(NPre=100, N=100, t=10, nTrain=10, nTest=3, nEnc=10, dt=0.001, c=None,
        fPre=DoubleExp(1e-3, 1e-1), fNMDA=DoubleExp(10.6e-3, 285e-3), fGABA=DoubleExp(0.5e-3, 1.5e-3), fS=DoubleExp(1e-3, 1e-1),
        Tff=0.3, Tneg=-1, reg=1e-2, load=[], file=None, DATest=lambda t: 0):

    if not c: c = t
    if 0 in load:
        dPreA = np.load(file)['dPreA']
        dPreB = np.load(file)['dPreB']
        dPreC = np.load(file)['dPreC']
    else:
        print('readout decoders for pre[A,B,C]')
        spikesInptA = np.zeros((nTrain, int(t/dt), NPre))
        spikesInptB = np.zeros((nTrain, int(t/dt), NPre))
        spikesInptC = np.zeros((nTrain, int(t/dt), NPre))
        targetsInptA = np.zeros((nTrain, int(t/dt), 1))
        targetsInptB = np.zeros((nTrain, int(t/dt), 1))
        targetsInptC = np.zeros((nTrain, int(t/dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt,
                stimA=stimA, stimB=stimB, stimC=stimB,
                stage=0)
            spikesInptA[n] = data['preA']
            spikesInptB[n] = data['preB']
            spikesInptC[n] = data['preC']
            targetsInptA[n] = fPre.filt(data['inptA'], dt=dt)
            targetsInptB[n] = fPre.filt(data['inptB'], dt=dt)
            targetsInptC[n] = fPre.filt(data['inptC'], dt=dt)
        dPreA, XA, YA, errorA = decodeNoF(spikesInptA, targetsInptA, nTrain, fPre, dt=dt, reg=reg)
        dPreB, XB, YB, errorB = decodeNoF(spikesInptB, targetsInptB, nTrain, fPre, dt=dt, reg=reg)
        dPreC, XC, YC, errorC = decodeNoF(spikesInptC, targetsInptC, nTrain, fPre, dt=dt, reg=reg)
        np.savez("data/integrateNMDA.npz",
            dPreA=dPreA, dPreB=dPreB, dPreC=dPreC)
        times = np.arange(0, t*nTrain, dt)
        plotState(times, XA, YA, errorA, "integrateNMDA", "preA", t*nTrain)
        plotState(times, XB, YB, errorB, "integrateNMDA", "preB", t*nTrain)
        plotState(times, XC, YC, errorC, "integrateNMDA", "preC", t*nTrain)

    if 1 in load:
        ePreA = np.load(file)['ePreA']
        ePreB = np.load(file)['ePreB']
        ePreC = np.load(file)['ePreC']
    else:
        print("encoders for pre[A,B,C] to [fdfw, ens, inh]")
        ePreA = np.zeros((NPre, N, 1))
        ePreB = np.zeros((NPre, N, 1))
        ePreC = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt,
                stimA=stimA, stimB=stimB, stimC=stimB,
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC,
                stage=1)
            ePreA = data['ePreA']
            ePreB = data['ePreB']
            ePreC = data['ePreC']
            plotActivity(t, dt, fS, data['times'], data['fdfw'], data['tarFdfw'], "integrateNMDA", "preAFdfw")
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'], "integrateNMDA", "preBEns")
            plotActivity(t, dt, fS, data['times'], data['inh'], data['tarInh'], "integrateNMDA", "preCInh")
            np.savez("data/integrateNMDA.npz",
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC)

    if 2 in load:
        dFdfw = np.load(file)['dFdfw']
        dInh = np.load(file)['dInh']
    else:
        print('readout decoders for fdfw and inh')
        spikesFdfw = np.zeros((nTrain, int(t/dt), N))
        spikesInh = np.zeros((nTrain, int(t/dt), N))
        targetsFdfw = np.zeros((nTrain, int(t/dt), 1))
        targetsInh = np.zeros((nTrain, int(t/dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            stimC = lambda x: 0.5+0.5*np.sin(2*np.pi*x/t)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt,
                stimA=stimA, stimB=stimB, stimC=stimC, 
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC,
                stage=2)
            spikesFdfw[n] = data['fdfw']
            spikesInh[n] = data['inh']
            targetsFdfw[n] = fNMDA.filt(Tff*fPre.filt(data['inptA'], dt=dt))
            targetsInh[n] = fGABA.filt(fPre.filt(data['inptC'], dt=dt))
        dFdfw, X1, Y1, error1 = decodeNoF(spikesFdfw, targetsFdfw, nTrain, fNMDA, dt=dt, reg=reg)
        dInh, X2, Y2, error2 = decodeNoF(spikesInh, targetsInh, nTrain, fGABA, dt=dt, reg=reg)
        np.savez("data/integrateNMDA.npz",
            dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dInh=dInh,
            ePreA=ePreA, ePreB=ePreB, ePreC=ePreC)
        times = np.arange(0, t*nTrain, dt)
        plotState(times, X1, Y1, error1, "integrateNMDA", "fdfw", t*nTrain)
        plotState(times, X2, Y2, error2, "integrateNMDA", "inh", t*nTrain)
        
    if 3 in load:
        eFdfw = np.load(file)['eFdfw']
    else:
        print("encoders for fdfw-to-ens")
        eFdfw = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt,
                stimA=stimA, stimB=stimB, Tff=Tff,
                dPreA=dPreA, dPreB=dPreB, dFdfw=dFdfw,
                ePreA=ePreA, ePreB=ePreB, eFdfw=eFdfw,
                stage=3)
            eFdfw = data['eFdfw']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'], "integrateNMDA", "fdfwEns")
        np.savez("data/integrateNMDA.npz",
            dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dInh=dInh, 
            ePreA=ePreA, ePreB=ePreB, ePreC=ePreC, eFdfw=eFdfw)

    if 4 in load:
        dBio = np.load(file)['dBio']
        dNeg = np.load(file)['dNeg']
        # dNeg = -np.array(dBio)
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t/dt), N))
        targets = np.zeros((nTrain, int(t/dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt, stimA=stimA, stimB=stimB,
                dPreA=dPreA, dPreB=dPreB, dFdfw=dFdfw,
                ePreA=ePreA, ePreB=ePreB, eFdfw=eFdfw,
                stage=4)
            spikes[n] = data['ens']
            targets[n] = fNMDA.filt(fPre.filt(data['inptB']))
            # targets[n] = fNMDA.filt(
            #     fPre.filt(fNMDA.filt(data['inptB'])) +
            #     fNMDA.filt(Tff*fPre.filt(data['inptA'])))
        dBio, X, Y, error = decodeNoF(spikes, targets, nTrain, fNMDA, dt=dt, reg=reg)
        dNeg = -np.array(dBio)
        np.savez("data/integrateNMDA.npz",
            dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dInh=dInh, dBio=dBio, dNeg=dNeg,
            ePreA=ePreA, ePreB=ePreB, ePreC=ePreC, eFdfw=eFdfw)
        times = np.arange(0, t*nTrain, dt)
        plotState(times, X, Y, error, "integrateNMDA", "ens", t*nTrain)

    if 5 in load:
        eBio = np.load(file)['eBio']
    else:
        print("encoders from ens to ens")
        eBio = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(
                NPre=NPre, N=N, t=t, dt=dt, stimA=stimA, stimB=stimB,
                dPreA=dPreA, dPreB=dPreB, dFdfw=dFdfw, dBio=dBio,
                ePreA=ePreA, ePreB=ePreB, eFdfw=eFdfw, eBio=eBio,
                stage=5)
            eBio = data['eBio']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'], "integrateNMDA", "ensEns")
            np.savez("data/integrateNMDA.npz",
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dBio=dBio, dInh=dInh, dNeg=dNeg,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC, eFdfw=eFdfw, eBio=eBio)

    if 6 in load:
        eNeg = np.load(file)['eNeg']
        eInh = np.load(file)['eInh']
    else:
        print("encoders from [ens, inh] to fdfw")
        eNeg = np.zeros((N, N, 1))
        eInh = np.zeros((N, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            stimC = lambda t: 0 if t<c else 1
            data = go(
                NPre=NPre, N=N, t=t, dt=dt, stimA=stimA, stimB=stimB, stimC=stimC,
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dBio=dBio, dNeg=dNeg, dInh=dInh,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC, eFdfw=eFdfw, eBio=eBio, eNeg=eNeg, eInh=eInh,
                stage=6)
            eNeg = data['eNeg']
            eInh = data['eInh']
            plotActivity(t, dt, fS, data['times'], data['fdfw2'], data['tarFdfw2'], "integrateNMDA", "ensFdfw")
            plotActivity(t, dt, fS, data['times'], data['fdfw4'], data['tarFdfw4'], "integrateNMDA", "inhFdfw")
            np.savez("data/integrateNMDA.npz",
                dPreA=dPreA, dPreB=dPreB, dPreC=dPreC, dFdfw=dFdfw, dBio=dBio, dNeg=dNeg, dInh=dInh,
                ePreA=ePreA, ePreB=ePreB, ePreC=ePreC, eFdfw=eFdfw, eBio=eBio, eNeg=eNeg, eInh=eInh)
    # eNeg = None
    # eInh = None

    print("testing")
    vals = np.linspace(-1, 1, nTest)
    for test in range(nTest):

        stimA = lambda t: vals[test] if t<c else 0
        stimC = lambda t: 0 if t<c else 1
        data = go(
            NPre=NPre, N=N, t=t, dt=dt, stimA=stimA, stimC=stimC,
            dPreA=dPreA, dPreC=dPreC, dFdfw=dFdfw, dBio=dBio, dNeg=Tneg*dNeg, dInh=dInh,
            ePreA=ePreA, ePreC=ePreC, eFdfw=eFdfw, eBio=eBio, eNeg=eNeg, eInh=eInh,
            stage=7, c=c, DA=DATest)
        aFdfw = fNMDA.filt(data['fdfw'], dt=dt)
        aBio = fNMDA.filt(data['ens'], dt=dt)
        aInh = fGABA.filt(data['inh'], dt=dt)
        xhatFdfw = np.dot(aFdfw, dFdfw)/Tff
        xhatBio = np.dot(aBio, dBio)
        xhatInh = np.dot(aInh, dInh)
        xFdfw = fNMDA.filt(fNMDA.filt(fPre.filt(data['inptA'], dt=dt), dt=dt), dt=dt)
        xBio = xFdfw[int(c/dt)] * np.ones_like(data['times'])
        errorBio = rmse(xhatBio[int(c/dt):], xBio[int(c/dt):])
        fig, ax = plt.subplots()
        ax.plot(data['times'], xFdfw, alpha=0.5, label="input (filtered)")
        ax.plot(data['times'], xhatFdfw, alpha=0.5, label="fdfw")
        ax.plot(data['times'], xBio, label="target")
        ax.plot(data['times'], xhatBio, alpha=0.5, label="ens, rmse=%.3f"%errorBio)
        ax.plot(data['times'], xhatInh, alpha=0.5, label="inh")
        ax.axvline(c, label="cutoff")
        ax.set(xlabel='time', ylabel='state', xlim=((0, t)), ylim=((-1.5, 1.5)))
        ax.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/integrateNMDA_testFlat%s.pdf"%test)

        stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=200+test)
        stimC = lambda t: 0
        data = go(NPre=NPre, N=N, t=t, dt=dt, stimA=stimA, stimB=stimB, stimC=stimC, Tff=Tff,
            dPreA=dPreA, dPreC=dPreC, dFdfw=dFdfw, dBio=dBio, dNeg=None, dInh=dInh,
            ePreA=ePreA, ePreC=ePreC, eFdfw=eFdfw, eBio=eBio, eNeg=None, eInh=eInh,
            stage=7, DA=DATest)
        aFdfw = fNMDA.filt(data['fdfw'], dt=dt)
        aBio = fNMDA.filt(data['ens'], dt=dt)
        xhatFdfw = np.dot(aFdfw, dFdfw)
        xhatBio = np.dot(aBio, dBio)
        xhatNeg = np.dot(aBio, dNeg)
        xFdfw = fNMDA.filt(fPre.filt(data['inptA'], dt=dt), dt=dt)
        xBio = fNMDA.filt(fPre.filt(data['inptB'], dt=dt), dt=dt)
        errorBio = rmse(xhatBio, xBio)
        fig, ax = plt.subplots()
        ax.plot(data['times'], xhatFdfw, alpha=0.5, label="fdfw")
        ax.plot(data['times'], fNMDA.filt(Tff*xFdfw, dt=dt), alpha=0.5, label="input (filtered)")
        ax.plot(data['times'], xBio,  label="target")
        ax.plot(data['times'], xhatBio, alpha=0.5, label="ens, rmse=%.3f"%errorBio)
        ax.set(xlabel='time', ylabel='state', xlim=((0, t)), ylim=((-1.5, 1.5)))
        ax.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/integrateNMDA_testWhite%s.pdf"%test)
        plt.close('all')
Exemplo n.º 6
0
def run(NPre=100,
        N=100,
        t=10,
        nTrain=10,
        nTest=30,
        nEnc=10,
        neuron_type=LIF(),
        dt=0.001,
        f=DoubleExp(1e-3, 1e-1),
        fS=DoubleExp(1e-3, 1e-1),
        Tff=0.1,
        Tfb=1.0,
        reg=1e-3,
        tauRiseMax=5e-2,
        tauFallMax=3e-1,
        load=False,
        file=None):

    print('\nNeuron Type: %s' % neuron_type)
    if load:
        d1a = np.load(file)['d1a']
        d1b = np.load(file)['d1b']
        tauRise1a = np.load(file)['tauRise1a']
        tauRise1b = np.load(file)['tauRise1b']
        tauFall1a = np.load(file)['tauFall1a']
        tauFall1b = np.load(file)['tauFall1b']
        f1a = DoubleExp(tauRise1a, tauFall1a)
        f1b = DoubleExp(tauRise1b, tauFall1b)
    else:
        print('readout decoders for preInpt and preIntg')
        spikesInpt = np.zeros((nTrain, int(t / 0.001), NPre))
        spikesIntg = np.zeros((nTrain, int(t / 0.001), NPre))
        targetsInpt = np.zeros((nTrain, int(t / 0.001), 1))
        targetsIntg = np.zeros((nTrain, int(t / 0.001), 1))
        for n in range(nTrain):
            stim = makeSignal(t, f, dt=0.001, seed=n)
            data = go(NPre=NPre,
                      N=N,
                      t=t,
                      dt=0.001,
                      f=f,
                      fS=fS,
                      neuron_type=LIF(),
                      stim=stim)
            spikesInpt[n] = data['preInpt']
            spikesIntg[n] = data['preIntg']
            targetsInpt[n] = f.filt(Tff * data['inpt'], dt=0.001)
            targetsIntg[n] = f.filt(data['intg'], dt=0.001)
        d1a, f1a, tauRise1a, tauFall1a, X1a, Y1a, error1a = decode(
            spikesInpt,
            targetsInpt,
            nTrain,
            dt=0.001,
            reg=reg,
            name="integrateNew",
            tauRiseMax=tauRiseMax,
            tauFallMax=tauFallMax)
        d1b, f1b, tauRise1b, tauFall1b, X1b, Y1b, error1b = decode(
            spikesIntg,
            targetsIntg,
            nTrain,
            dt=0.001,
            reg=reg,
            name="integrateNew",
            tauRiseMax=tauRiseMax,
            tauFallMax=tauFallMax)
        np.savez("data/integrateNew_%s.npz" % neuron_type,
                 d1a=d1a,
                 d1b=d1b,
                 tauRise1a=tauRise1a,
                 tauRise1b=tauRise1b,
                 tauFall1a=tauFall1a,
                 tauFall1b=tauFall1b)
        times = np.arange(0, t * nTrain, 0.001)
        plotState(times, X1a, Y1a, error1a, "integrateNew",
                  "%s_preInpt" % neuron_type, t * nTrain)
        plotState(times, X1b, Y1b, error1b, "integrateNew",
                  "%s_preIntg" % neuron_type, t * nTrain)

    if load:
        e1a = np.load(file)['e1a']
        e1b = np.load(file)['e1b']
    elif isinstance(neuron_type, Bio):
        e1a = np.zeros((NPre, N, 1))
        e1b = np.zeros((NPre, N, 1))
        print("encoders for preIntg-to-ens")
        for n in range(nEnc):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1a=d1a,
                      d1b=d1b,
                      e1a=e1a,
                      e1b=e1b,
                      f1a=f1a,
                      f1b=f1b,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l1b=True)
            e1b = data['e1b']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNew", "preIntgToEns")
            np.savez("data/integrateNew_%s.npz" % neuron_type,
                     d1a=d1a,
                     d1b=d1b,
                     tauRise1a=tauRise1a,
                     tauRise1b=tauRise1b,
                     tauFall1a=tauFall1a,
                     tauFall1b=tauFall1b,
                     e1a=e1a,
                     e1b=e1b)
        print("encoders for preInpt-to-ens")
        for n in range(nEnc):
            stim = makeSignal(t, f, dt=dt, seed=n)
            # stim2 = makeSignal(t, f, dt=dt, seed=n, value=0.5)
            #             stim2 = makeSignal(t, f, dt=dt, norm='u', freq=0.25, value=0.8, seed=100+n)
            stim2 = makeSin(t, f, dt=dt, seed=n)
            data = go(d1a=d1a,
                      d1b=d1b,
                      e1a=e1a,
                      e1b=e1b,
                      f1a=f1a,
                      f1b=f1b,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l1a=True,
                      stim2=stim2)
            e1a = data['e1a']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNew", "preInptToEns")
            np.savez("data/integrateNew_%s.npz" % neuron_type,
                     d1a=d1a,
                     d1b=d1b,
                     tauRise1a=tauRise1a,
                     tauRise1b=tauRise1b,
                     tauFall1a=tauFall1a,
                     tauFall1b=tauFall1b,
                     e1a=e1a,
                     e1b=e1b)
    else:
        e1a = np.zeros((NPre, N, 1))
        e1b = np.zeros((NPre, N, 1))

    if load:
        d2 = np.load(file)['d2']
        tauRise2 = np.load(file)['tauRise2']
        tauFall2 = np.load(file)['tauFall2']
        f2 = DoubleExp(tauRise2, tauFall2)
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t / dt), N))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stim = makeSignal(t, f, dt=dt, seed=n)
            data = go(d1a=d1a,
                      d1b=d1b,
                      e1a=e1a,
                      e1b=e1b,
                      f1a=f1a,
                      f1b=f1b,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l2=True)
            spikes[n] = data['ens']
            targets[n] = f.filt(Tfb * data['intg'], dt=dt)
        d2, f2, tauRise2, tauFall2, X, Y, error = decode(spikes,
                                                         targets,
                                                         nTrain,
                                                         dt=dt,
                                                         reg=reg,
                                                         tauRiseMax=tauRiseMax,
                                                         tauFallMax=tauFallMax,
                                                         name="integrateNew")
        np.savez("data/integrateNew_%s.npz" % neuron_type,
                 d1a=d1a,
                 d1b=d1b,
                 tauRise1a=tauRise1a,
                 tauRise1b=tauRise1b,
                 tauFall1a=tauFall1a,
                 tauFall1b=tauFall1b,
                 e1a=e1a,
                 e1b=e1b,
                 d2=d2,
                 tauRise2=tauRise2,
                 tauFall2=tauFall2)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "integrateNew", "%s_ens" % neuron_type,
                  t * nTrain)

    if load:
        e2 = np.load(file)['e2']
    elif isinstance(neuron_type, Bio):
        print("encoders from ens2 to ens")
        e2 = np.zeros((N, N, 1))
        for n in range(nEnc):
            stim = makeSignal(t, f, dt=dt, seed=n)
            #stim = makeSin(t, f, dt=dt, seed=n)
            data = go(d1a=d1a,
                      d1b=d1b,
                      d2=d2,
                      e1a=e1a,
                      e1b=e1b,
                      e2=e2,
                      f1a=f1a,
                      f1b=f1b,
                      f2=f2,
                      NPre=NPre,
                      N=N,
                      t=t,
                      dt=dt,
                      f=f,
                      fS=fS,
                      neuron_type=neuron_type,
                      stim=stim,
                      l3=True)
            e2 = data['e2']
            plotActivity(t, dt, fS, data['times'], data['ens'],
                         data['tarEns2'], "integrateNew", "Ens2Ens")
            np.savez("data/integrateNew_%s.npz" % neuron_type,
                     d1a=d1a,
                     d1b=d1b,
                     tauRise1a=tauRise1a,
                     tauRise1b=tauRise1b,
                     tauFall1a=tauFall1a,
                     tauFall1b=tauFall1b,
                     e1a=e1a,
                     e1b=e1b,
                     d2=d2,
                     tauRise2=tauRise2,
                     tauFall2=tauFall2,
                     e2=e2)
    else:
        e2 = np.zeros((N, N, 1))

    print("testing")
    errors = np.zeros((nTest))
    for test in range(nTest):
        stim = makeSignal(t, f, dt=dt, seed=200 + test)
        data = go(d1a=d1a,
                  d2=d2,
                  e1a=e1a,
                  e2=e2,
                  f1a=f1a,
                  f2=f2,
                  NPre=NPre,
                  N=N,
                  t=t,
                  dt=dt,
                  f=f,
                  fS=fS,
                  neuron_type=neuron_type,
                  stim=stim,
                  test=True)
        A = f2.filt(data['ens'], dt=dt)
        X = np.dot(A, d2)
        Y = f.filt(data['intg'], dt=dt)
        U = f.filt(f.filt(Tff * data['inpt'], dt=dt))
        error = rmse(X, Y)
        errorU = rmse(X, U)
        errors[test] = error
        plotState(data['times'], X, Y, error, "integrateNew",
                  "%s_test%s" % (neuron_type, test), t)
        #plotState(data['times'], X, U, errorU, "integrateNew", "%s_inpt%s"%(neuron_type, test), t)
    print('%s errors:' % neuron_type, errors)
    np.savez("data/integrateNew_%s.npz" % neuron_type,
             d1a=d1a,
             d1b=d1b,
             tauRise1a=tauRise1a,
             tauRise1b=tauRise1b,
             tauFall1a=tauFall1a,
             tauFall1b=tauFall1b,
             e1a=e1a,
             e1b=e1b,
             d2=d2,
             tauRise2=tauRise2,
             tauFall2=tauFall2,
             e2=e2,
             errors=errors)
    return errors
def run(NPre=300,
        NBias=100,
        N=30,
        t=10,
        nTrain=10,
        nTest=5,
        nEnc=10,
        dt=0.001,
        fPre=DoubleExp(1e-3, 1e-1),
        fNMDA=DoubleExp(10.6e-3, 285e-3),
        fGABA=DoubleExp(0.5e-3, 1.5e-3),
        fS=DoubleExp(2e-2, 1e-1),
        DATrain=lambda t: 0,
        DATest=lambda t: 0,
        Tff=0.3,
        reg=1e-2,
        load=[],
        file=None):

    if 0 in load:
        dPre = np.load(file)['dPre']
    else:
        print('readout decoders for [preA, preB, preC]')
        spikesInpt = np.zeros((nTrain, int(t / dt), NPre))
        targetsInpt = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      stimB=stimB,
                      stage=0)
            spikesInpt[n] = data['preA']
            targetsInpt[n] = fPre.filt(data['inptA'], dt=dt)
        dPre, X, Y, error = decodeNoF(spikesInpt,
                                      targetsInpt,
                                      nTrain,
                                      fPre,
                                      dt=dt,
                                      reg=reg)
        np.savez(
            "data/integrateNMDAbias2.npz",
            dPre=dPre,
        )
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "integrateNMDAbias2", "pre", t * nTrain)

    if 1 in load:
        ePreFdfw = np.load(file)['ePreFdfw']
        ePreBias = np.load(file)['ePreBias']
    else:
        print("encoders for [preA, preC] to [fdfw, bias]")
        ePreFdfw = np.zeros((NPre, N, 1))
        ePreBias = np.zeros((NPre, NBias, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      stimB=stimB,
                      dPre=dPre,
                      ePreFdfw=ePreFdfw,
                      ePreBias=ePreBias,
                      stage=1)
            ePreFdfw = data['ePreFdfw']
            ePreBias = data['ePreBias']
            plotActivity(t, dt, fS, data['times'], data['fdfw'],
                         data['tarFdfw'], "integrateNMDAbias2", "pre_fdfw")
            plotActivity(t, dt, fS, data['times'], data['bias'],
                         data['tarBias'], "integrateNMDAbias2", "pre_bias")
            np.savez("data/integrateNMDAbias2.npz",
                     dPre=dPre,
                     ePreFdfw=ePreFdfw,
                     ePreBias=ePreBias)

    if 2 in load:
        dFdfw = np.load(file)['dFdfw']
        dBias = np.load(file)['dBias']
    else:
        print('readout decoders for fdfw and bias')
        spikesFdfw = np.zeros((nTrain, int(t / dt), N))
        spikesBias = np.zeros((nTrain, int(t / dt), NBias))
        targetsFdfw = np.zeros((nTrain, int(t / dt), 1))
        targetsBias = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            stimA, _ = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      dPre=dPre,
                      ePreFdfw=ePreFdfw,
                      ePreBias=ePreBias,
                      stage=2)
            spikesFdfw[n] = data['fdfw']
            spikesBias[n] = data['bias']
            targetsFdfw[n] = fNMDA.filt(Tff * fPre.filt(data['inptA'], dt=dt))
            targetsBias[n] = fGABA.filt(fPre.filt(data['inptC'], dt=dt))
        dFdfw, X1, Y1, error1 = decodeNoF(spikesFdfw,
                                          targetsFdfw,
                                          nTrain,
                                          fNMDA,
                                          dt=dt,
                                          reg=reg)
        dBias, X2, Y2, error2 = decodeNoF(spikesBias,
                                          targetsBias,
                                          nTrain,
                                          fGABA,
                                          dt=dt,
                                          reg=reg)
        np.savez("data/integrateNMDAbias2.npz",
                 dPre=dPre,
                 ePreFdfw=ePreFdfw,
                 ePreBias=ePreBias,
                 dFdfw=dFdfw,
                 dBias=dBias)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X1, Y1, error1, "integrateNMDAbias2", "fdfw",
                  t * nTrain)
        plotState(times, X2, Y2, error2, "integrateNMDAbias2", "bias",
                  t * nTrain)

    if 3 in load:
        eBiasEns = np.load(file)['eBiasEns']
    else:
        print("encoders for [bias] to ens")
        eBiasEns = np.zeros((NBias, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      dPre=dPre,
                      dBias=dBias,
                      ePreBias=ePreBias,
                      eBiasEns=eBiasEns,
                      stage=3)
            eBiasEns = data['eBiasEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNMDAbias2", "bias_ens")
        np.savez(
            "data/integrateNMDAbias2.npz",
            dPre=dPre,
            ePreFdfw=ePreFdfw,
            ePreBias=ePreBias,
            dFdfw=dFdfw,
            dBias=dBias,
            eBiasEns=eBiasEns,
        )

    if 4 in load:
        ePreEns = np.load(file)['ePreEns']
    else:
        print("encoders for [preB] to [ens]")
        ePreEns = np.zeros((NPre, N, 1))
        for n in range(nEnc):
            stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      stimB=stimB,
                      dPre=dPre,
                      dBias=dBias,
                      ePreBias=ePreBias,
                      eBiasEns=eBiasEns,
                      ePreEns=ePreEns,
                      stage=4)
            ePreEns = data['ePreEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNMDAbias2", "pre_ens")
            np.savez(
                "data/integrateNMDAbias2.npz",
                dPre=dPre,
                ePreFdfw=ePreFdfw,
                ePreBias=ePreBias,
                dFdfw=dFdfw,
                dBias=dBias,
                eBiasEns=eBiasEns,
                ePreEns=ePreEns,
            )

    if 5 in load:
        eFdfwEns = np.load(file)['eFdfwEns']
    else:
        print("encoders for [fdfw] to ens")
        eFdfwEns = np.zeros((N, N, 1))
        for n in range(nEnc):
            # stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            stimA, stimB = makeCarrier(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      Tff=Tff,
                      dPre=dPre,
                      dFdfw=dFdfw,
                      dBias=dBias,
                      ePreFdfw=ePreFdfw,
                      ePreEns=ePreEns,
                      eFdfwEns=eFdfwEns,
                      eBiasEns=eBiasEns,
                      stage=5)
            eFdfwEns = data['eFdfwEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNMDAbias2", "fdfw_ens")
        np.savez(
            "data/integrateNMDAbias2.npz",
            dPre=dPre,
            ePreFdfw=ePreFdfw,
            ePreEns=ePreEns,
            ePreBias=ePreBias,
            dFdfw=dFdfw,
            dBias=dBias,
            eFdfwEns=eFdfwEns,
            eBiasEns=eBiasEns,
        )

    if 6 in load:
        dEns = np.load(file)['dEns']
    else:
        print('readout decoders for ens')
        spikes = np.zeros((nTrain, int(t / dt), N))
        targets = np.zeros((nTrain, int(t / dt), 1))
        for n in range(nTrain):
            # stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            stimA, stimB = makeCarrier(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      stimB=stimB,
                      dPre=dPre,
                      dFdfw=dFdfw,
                      dBias=dBias,
                      ePreFdfw=ePreFdfw,
                      ePreEns=ePreEns,
                      eFdfwEns=eFdfwEns,
                      eBiasEns=eBiasEns,
                      stage=6)
            spikes[n] = data['ens']
            targets[n] = fNMDA.filt(fPre.filt(data['inptB']))
        dEns, X, Y, error = decodeNoF(spikes,
                                      targets,
                                      nTrain,
                                      fNMDA,
                                      dt=dt,
                                      reg=reg)
        np.savez("data/integrateNMDAbias2.npz",
                 dPre=dPre,
                 ePreFdfw=ePreFdfw,
                 ePreEns=ePreEns,
                 ePreBias=ePreBias,
                 dFdfw=dFdfw,
                 dBias=dBias,
                 eFdfwEns=eFdfwEns,
                 eBiasEns=eBiasEns,
                 dEns=dEns)
        times = np.arange(0, t * nTrain, dt)
        plotState(times, X, Y, error, "integrateNMDAbias2", "ens", t * nTrain)

    if 7 in load:
        eEnsEns = np.load(file)['eEnsEns']
    else:
        print("encoders from ens to ens")
        eEnsEns = np.zeros((N, N, 1))
        for n in range(nEnc):
            # stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=n)
            stimA, stimB = makeCarrier(t, fPre, fNMDA, dt=dt, seed=n)
            data = go(NPre=NPre,
                      NBias=NBias,
                      N=N,
                      t=t,
                      dt=dt,
                      DA=DATrain,
                      stimA=stimA,
                      stimB=stimB,
                      dPre=dPre,
                      dFdfw=dFdfw,
                      dBias=dBias,
                      dEns=dEns,
                      ePreFdfw=ePreFdfw,
                      ePreEns=ePreEns,
                      eFdfwEns=eFdfwEns,
                      eBiasEns=eBiasEns,
                      eEnsEns=eEnsEns,
                      stage=7)
            eEnsEns = data['eEnsEns']
            plotActivity(t, dt, fS, data['times'], data['ens'], data['tarEns'],
                         "integrateNMDAbias2", "ens_ens")
        np.savez("data/integrateNMDAbias2.npz",
                 dPre=dPre,
                 ePreFdfw=ePreFdfw,
                 ePreEns=ePreEns,
                 ePreBias=ePreBias,
                 dFdfw=dFdfw,
                 dBias=dBias,
                 eFdfwEns=eFdfwEns,
                 eBiasEns=eBiasEns,
                 dEns=dEns,
                 eEnsEns=eEnsEns)

    print("testing")
    vals = np.linspace(-1, 1, nTest)
    for test in range(nTest):
        stimA, stimB = makeSignal(t, fPre, fNMDA, dt=dt, seed=200 + test)
        data = go(NPre=NPre,
                  NBias=NBias,
                  N=N,
                  t=t,
                  dt=dt,
                  DA=DATest,
                  stimA=stimA,
                  stimB=stimB,
                  Tff=Tff,
                  dPre=dPre,
                  dFdfw=dFdfw,
                  dBias=dBias,
                  dEns=dEns,
                  ePreFdfw=ePreFdfw,
                  ePreEns=ePreEns,
                  eFdfwEns=eFdfwEns,
                  eBiasEns=eBiasEns,
                  eEnsEns=eEnsEns,
                  stage=8)
        aFdfw = fNMDA.filt(data['fdfw'], dt=dt)
        aBio = fNMDA.filt(data['ens'], dt=dt)
        xhatFdfw = np.dot(aFdfw, dFdfw)
        xhatEns = np.dot(aBio, dEns)
        xFdfw = fNMDA.filt(fPre.filt(data['inptA'], dt=dt), dt=dt)
        xEns = fNMDA.filt(fPre.filt(data['inptB'], dt=dt), dt=dt)
        errorBio = rmse(xhatEns, xEns)
        fig, ax = plt.subplots()
        ax.plot(data['times'], xhatFdfw, alpha=0.5, label="fdfw")
        ax.plot(data['times'], Tff * xFdfw, alpha=0.5, label="input")
        ax.plot(data['times'], xEns, label="target")
        ax.plot(data['times'],
                xhatEns,
                alpha=0.5,
                label="ens, rmse=%.3f" % errorBio)
        ax.set(xlabel='time',
               ylabel='state',
               xlim=((0, t)),
               ylim=((-1.5, 1.5)))
        ax.legend(loc='upper left')
        sns.despine()
        fig.savefig("plots/integrateNMDAbias2_testWhite%s.pdf" % test)
        plt.close('all')