示例#1
0
def my_dll(model, params, x):
    ret = my_results(model(params))
    ret.x = params
    return scipy.optimize.minimize(model_x[x], params,
                                   method='SLSQP').fun - model(ret.x)
    params = [0., 0., 0., 0., 0., 0., 0.]
    nR = np.copy(map(float, params))
    ret.niter = 0
    P = rml.get_max_P()
    while True:
        if (rml.get_max_P() < 0.75):
            rml.set_max_P(0.75)

        ret.hess = Model_hess(params)
        ret.jac = Model_jac(params)

        ret.hess = np.delete(ret.hess, (x), axis=0)
        ret.hess = np.delete(ret.hess, (x), axis=1)
        ret.jac = np.delete(ret.jac, (x), axis=0)

        if (np.linalg.det(ret.hess) == 0):
            for x in range(0, len(params)):
                params[x] = params[x] / 2.
            continue
        try:
            R = np.linalg.inv(np.matrix(ret.hess)) * np.matrix(
                ret.jac).transpose()
        except:
            print params
            print ret.hess
            print np.linalg.inv(ret.hess)
            print ret.jac
            quit()
        R = np.array(R.transpose())[0]

        for y in range(0, len(params)):
            if y < x:
                nR[y] = params[y] - R[y]
            elif y > x:
                nR[y] = params[y] - R[y - 1]
        params = np.copy(nR)
        if (max(abs(R)) < 10**-4):
            break
        ret.niter += 1
        if (ret.niter > 99):
            ret.success = False
            break
    ret.func = model(params) - model(ret.x)
    ret.x = params
    rml.set_max_P(P)
    return ret.func
示例#2
0
def my_dll (model, params, x):
	ret=my_results(model(params) )
	ret.x=params
	return scipy.optimize.minimize(model_x[x], params, method='SLSQP').fun-model(ret.x)
	params=[0.,0.,0.,0.,0.,0.,0.]
	nR=np.copy(map(float, params) )
	ret.niter=0
	P=rml.get_max_P()
	while True:
		if(rml.get_max_P()<0.75):	
			rml.set_max_P(0.75)

		ret.hess=Model_hess(params)
		ret.jac=Model_jac(params)

		ret.hess=np.delete(ret.hess, (x), axis=0)
		ret.hess=np.delete(ret.hess, (x), axis=1)
		ret.jac=np.delete(ret.jac, (x), axis=0)

		if (np.linalg.det(ret.hess)==0):
			for x in range(0, len(params) ):
				params[x]=params[x]/2.
			continue
		try:
			R=np.linalg.inv( np.matrix(ret.hess ) )*np.matrix( ret.jac ).transpose()
		except:
			print params
			print ret.hess
			print np.linalg.inv(ret.hess)
			print ret.jac
			quit()
		R=np.array(R.transpose() )[0]

		for y in range(0, len(params) ):
			if y<x:
				nR[y]=params[y]-R[y]
			elif y>x:
				nR[y]=params[y]-R[y-1]
		params=np.copy(nR)
		if (max ( abs(R) ) < 10**-4):
			break
		ret.niter+=1
		if (ret.niter>99):
			ret.success=False
			break
	ret.func=model(params)-model(ret.x)
	ret.x=params
	rml.set_max_P(P)
	return ret.func
示例#3
0
def my_minimize (model, params):
	return scipy.optimize.minimize(model, params, method='SLSQP').x
	nR=np.copy(map(float, params) )
	rml.set_max_P(1.0)
	ret=my_results(0)
	ret.niter=0
	while True:
#		print params
		if(rml.get_max_P()<0.75):	
			rml.set_max_P(0.75)
		ret.jac=Model_jac(params)	
		ret.hess=Model_hess(params)	
		if (np.linalg.det(ret.hess)==0):
			for x in range(0, len(params) ):
				params[x]=params[x]/2.
			continue
		R=np.linalg.inv( np.matrix(ret.hess ) )*np.matrix( ret.jac ).transpose()
		R=np.array(R.transpose() )[0]
		for x in range(0, len(R) ):
			nR[x]=params[x]-R[x]
		params=np.copy(nR)
		if (max ( abs(R) ) < 10**-6):
			break
		ret.niter+=1
		if (ret.niter>99):
			ret.success=False
			break
	ret.x=params
	ret.func=model(params)
	return params
示例#4
0
def my_minimize(model, params):
    return scipy.optimize.minimize(model, params, method='SLSQP').x
    nR = np.copy(map(float, params))
    rml.set_max_P(1.0)
    ret = my_results(0)
    ret.niter = 0
    while True:
        #		print params
        if (rml.get_max_P() < 0.75):
            rml.set_max_P(0.75)
        ret.jac = Model_jac(params)
        ret.hess = Model_hess(params)
        if (np.linalg.det(ret.hess) == 0):
            for x in range(0, len(params)):
                params[x] = params[x] / 2.
            continue
        R = np.linalg.inv(np.matrix(ret.hess)) * np.matrix(ret.jac).transpose()
        R = np.array(R.transpose())[0]
        for x in range(0, len(R)):
            nR[x] = params[x] - R[x]
        params = np.copy(nR)
        if (max(abs(R)) < 10**-6):
            break
        ret.niter += 1
        if (ret.niter > 99):
            ret.success = False
            break
    ret.x = params
    ret.func = model(params)
    return params
示例#5
0
		lim=args.b
	else:
		lim=x+1
	for y in range(lim, args.B+1):
		A=time.time()
		cov=rml.read(args.bcf[0], x, y)
		out=map(str, cov) 
		if cov[0]!=0:
			params=[0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01]

			maximum=my_minimize(model, params[1:] )
			fit=np.copy(maximum).tolist() 
			dlls=getdll( model, np.copy(maximum) )
			fit=[0]+fit
			dlls=[0]+dlls
			null_ll=Model( [0.,0.,0.,0.,0.,0.,0.] ) 
			fit_ll=model( maximum ) 
			out.append("true")
			for z in range(0, 8):
				fit[z]='{:.4f}'.format( (fit[z]))
				dlls[z]='{:.4f}'.format(dlls[z])
			for z in range(0, 8):
				out.append(fit[z]+", "+dlls[z])
			out.append('{:.4f}'.format(null_ll) )
			out.append('{:.4f}'.format(fit_ll) )
			out.append( str(rml.get_max_P()) )
			B=time.time()
			out.append(str(B-A))
			print ", ".join(out)
			sys.stdout.flush()
示例#6
0
        lim = args.b
    else:
        lim = x + 1
    for y in range(lim, args.B + 1):
        A = time.time()
        cov = rml.read(args.bcf[0], x, y)
        out = map(str, cov)
        if cov[0] != 0:
            params = [0.01, 0.01, 0.01, 0.01, 0.01, 0.01, 0.01, 0.01]

            maximum = my_minimize(model, params[1:])
            fit = np.copy(maximum).tolist()
            dlls = getdll(model, np.copy(maximum))
            fit = [0] + fit
            dlls = [0] + dlls
            null_ll = Model([0., 0., 0., 0., 0., 0., 0.])
            fit_ll = model(maximum)
            out.append("true")
            for z in range(0, 8):
                fit[z] = '{:.4f}'.format((fit[z]))
                dlls[z] = '{:.4f}'.format(dlls[z])
            for z in range(0, 8):
                out.append(fit[z] + ", " + dlls[z])
            out.append('{:.4f}'.format(null_ll))
            out.append('{:.4f}'.format(fit_ll))
            out.append(str(rml.get_max_P()))
            B = time.time()
            out.append(str(B - A))
            print ", ".join(out)
            sys.stdout.flush()