def continuityTestingFixedEps(eqns,
                              names,
                              ts,
                              compinds,
                              tsprops,
                              epsprops,
                              lags,
                              numlags,
                              fname=''):
    forwardconf, inverseconf, epsM1, epsM2, forwardprobs, inverseprobs = PM.convergenceWithContinuityTestFixedLagsFixedEps(
        ts[:, compinds[0]],
        ts[:, compinds[1]],
        numlags,
        lags[0],
        lags[1],
        tsprops=tsprops,
        epsprops=epsprops)
    forwardtitle = eqns + r', M{0} $\to$ M{1}'.format(names[compinds[0]],
                                                      names[compinds[1]])
    inversetitle = eqns + r', M{1} $\to$ M{0}'.format(names[compinds[0]],
                                                      names[compinds[1]])
    outdict = dict([(x, locals()[x]) for x in [
        'forwardconf', 'inverseconf', 'forwardtitle', 'inversetitle',
        'numlags', 'lags', 'ts', 'tsprops', 'epsprops', 'epsM1', 'epsM2',
        'forwardprobs', 'inverseprobs'
    ]])
    if fname:
        fileops.dumpPickle(outdict, fname)
    else:
        return outdict
Ejemplo n.º 2
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def continuityTestingFixedEps(eqns,names,ts,compinds,tsprops,epsprops,lags,fname='',numlags=5):
    '''
    Will work with any of the equations, Lorenz, double pendulum, or modified double pendulum.

    '''
    if len(lags) == 1:
        forwardconf, inverseconf, epsM1, epsM2, forwardprobs, inverseprobs = PM.convergenceWithContinuityTestFixedLagsFixedEps(ts[:,compinds[0]],ts[:,compinds[1]],numlags,lags[0][0],lags[0][1],tsprops=tsprops,epsprops=epsprops)
    else:
        forwardconf, inverseconf, epsM1, epsM2, forwardprobs, inverseprobs = PM.convergenceWithContinuityTestMultipleLagsFixedEps(ts[:,compinds[0]],ts[:,compinds[1]],numlags,lags,tsprops=tsprops,epsprops=epsprops)
    forwardtitle = eqns + r', M{0} $\to$ M{1}'.format(names[compinds[0]],names[compinds[1]])
    inversetitle = eqns + r', M{1} $\to$ M{0}'.format(names[compinds[0]],names[compinds[1]])
    outdict = dict([(x,locals()[x]) for x in ['forwardconf','inverseconf','forwardtitle','inversetitle','numlags','lags','ts','tsprops','epsprops','epsM1','epsM2','forwardprobs','inverseprobs']])
    if fname:
        fileops.dumpPickle(outdict,fname)
    else:
        return outdict
Ejemplo n.º 3
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def testDoublePendulum(masterts,mastereps,fname=''):
    eqns,names,ts = doublependulumTS(finaltime=2400.0)
    compind1=2
    compind2=3
    numlags = 5 #num dims
    lagsize = 6900 #504 #307 #117 #28
    # lagsize = SSR.numlagsFromFirstZeroOfAutocorrelation(ts[:,compind1])
    # print(lagsize)
    M1 = SSR.makeShadowManifold(ts[:,compind1], numlags, lagsize)
    M2 = SSR.makeShadowManifold(ts[:,compind2], numlags, lagsize)
    N = int(0.1*M1.shape[0])
    forwardconf, inverseconf = PM.convergenceWithContinuityTest(M1,M2,N,masterts,mastereps)
    forwardtitle = eqns + r', M{0} $\to$ M{1}'.format(names[compind1],names[compind2])
    inversetitle = eqns + r', M{1} $\to$ M{0}'.format(names[compind1],names[compind2])
    outdict = dict([(x,locals()[x]) for x in ['forwardconf','inverseconf','forwardtitle','inversetitle','N','numlags','lagsize','ts','masterts','mastereps']])
    if fname:
        fileops.dumpPickle(outdict,fname)
    else:
        return outdict
Ejemplo n.º 4
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def testLorenz(masterts,mastereps,fname=''):
    eqns,names,ts = lorenzTS()
    compind1=0
    compind2=1
    numlags = 3 #num dims
    lagsize = 8
    # lagsize = SSR.numlagsFromFirstZeroOfAutocorrelation(ts[:,compind1])
    # print(lagsize)
    Mx = SSR.makeShadowManifold(ts[:,compind1], numlags, lagsize)
    My = SSR.makeShadowManifold(ts[:,compind2], numlags, lagsize)
    N = int(0.1*Mx.shape[0])
    forwardconf, inverseconf = PM.convergenceWithContinuityTest(Mx,My,N,masterts,mastereps)
    forwardtitle = eqns + r', M{0} $\to$ M{1}'.format(names[compind1],names[compind2])
    inversetitle = eqns + r', M{1} $\to$ M{0}'.format(names[compind1],names[compind2])
    outdict = dict([(x,locals()[x]) for x in ['forwardconf','inverseconf','forwardtitle','inversetitle','N','numlags','lagsize','ts','masterts','mastereps']])
    if fname:
        fileops.dumpPickle(outdict,fname)
    else:
        return outdict