Exemplo n.º 1
0
            res_sp = SPIRIT(streams, alpha, [e_low, e_high], evalMetrics = 'T', 
                            reorthog = False, holdOffTime = holdOff) 
            res_sp['Alg'] = 'SPIRIT with alpha = ' + str(valA) + ' and e_low = ' + str(valB)
            
            #plot_31(res_sp['RSRE'], res_sp['e_ratio'], res_sp['orthog_error'],
            #        ['RSRE','Energy Ratio','Orthogonality\nError (dB)'], 'Time Steps', 
            #         'Error Analysis of SPIRIT' )
            
            pltSummary2(res_sp, streams, (e_low, e_high))

            data = res_sp

            Title = 'SPIRIT with alpha = ' + str(valA) + ' and e_low = ' + str(valB)

            plot_4x1(streams, data['hidden'], data['e_ratio'], data['orthog_error'], 
                     ['Input Data','Hidden\nVariables',
            'Energy Ratio', 'Orthogonality\nError (dB)'] , 'Time Steps', Title)
            
            #TODO
#             Why does changing the above for this             
            plot_4x1(streams, data['hidden'], data['orthog_error'], data['subspace_error'],
    ['Input Data','Hidden\nVariables', 'Orthogonality\nError (dB)','Subspace\nError (dB)'], 
                                     'Time Steps', Title)             
            
#             Have such a big effect?????            
            

#            plot_4x1(streams, data['hidden'], data['orthog_error'], 
#                     data['subspace_error'], 
#    ['Input Data','Hidden\nVariables',
#            'Orthogonality\nError (dB)','Subspace\nError (dB)'] , 'Time Steps', Title)
Exemplo n.º 2
0
            for k in tracked_values:
                res[k] = np.vstack((res[k], st[k]))
            if st['anomaly'] == True:
                print 'Found Anomaly at t = {0}'.format(st['t'])
                res['anomalies'].append(st['t'])
        # increment time        
        st['t'] += 1
        
    res['Alg'] = 'My FRAHST'
    res['hidden'] = res['ht']
    res['r_hist'] = res['r']
    pltSummary2(res, data, (p['F_min'] + p['epsilon'], p['F_min']))
    
    #res['rec_dsn'] = res['pred_dsn'] # only needed to test prediction error t stat method 
    
    plot_4x1(data, res['ht'], res['rec_dsn'], res['t_stat'], ['']*4, ['']*4)
    plt.hlines(p['x_thresh'], 0, 1000)
    plt.hlines(-p['x_thresh'], 0, 1000)
    plt.ylim(-p['x_thresh']-5, p['x_thresh']+5)
    
    #N = 20 
    
    #a = res['recon_err_norm']**2
    #b = np.zeros_like(a)

    #for i in range(1,len(a)):
        #b[i] = a[i] - a[i-1]

    #c = np.atleast_1d(b[::2])

    #means = [0.0]*(len(c)/N)
Exemplo n.º 3
0
                valA) + ' and e_low = ' + str(valB)

            #plot_31(res_sp['RSRE'], res_sp['e_ratio'], res_sp['orthog_error'],
            #        ['RSRE','Energy Ratio','Orthogonality\nError (dB)'], 'Time Steps',
            #         'Error Analysis of SPIRIT' )

            pltSummary2(res_sp, streams, (e_low, e_high))

            data = res_sp

            Title = 'SPIRIT with alpha = ' + str(valA) + ' and e_low = ' + str(
                valB)

            plot_4x1(streams, data['hidden'], data['e_ratio'],
                     data['orthog_error'], [
                         'Input Data', 'Hidden\nVariables', 'Energy Ratio',
                         'Orthogonality\nError (dB)'
                     ], 'Time Steps', Title)

            #TODO
            #             Why does changing the above for this
            plot_4x1(streams, data['hidden'], data['orthog_error'],
                     data['subspace_error'], [
                         'Input Data', 'Hidden\nVariables',
                         'Orthogonality\nError (dB)', 'Subspace\nError (dB)'
                     ], 'Time Steps', Title)

#             Have such a big effect?????

#            plot_4x1(streams, data['hidden'], data['orthog_error'],
#                     data['subspace_error'],
Exemplo n.º 4
0
from pylab import *
from plot_utils import plot_4x1

# Must Define
#   data2plot
#   EH
#   EL

ylims = (4, 0.92, 1.0)

# Title = r'$SNR = -9$'

plot_4x1(streams,
         results[0]['data']['hidden'],
         results[0]['data']['r_hist'],
         results[0]['data']['e_ratio'],
         ['Input Data', 'Hidden\nVariables', 'Rank', 'Energy\nRatio'],
         'Time steps',
         ylims=ylims)

fig = gcf()

# dashed lines
fig.axes[0].axvline(x=300, ls='--', c='k')
fig.axes[0].axvline(x=600, ls='--', c='k')
fig.axes[1].axvline(x=300, ls='--', c='k')
fig.axes[1].axvline(x=600, ls='--', c='k')
fig.axes[2].axvline(x=300, ls='--', c='k')
fig.axes[2].axvline(x=600, ls='--', c='k')
fig.axes[3].axvline(x=300, ls='--', c='k')
fig.axes[3].axvline(x=600, ls='--', c='k')
    def plot_res(self, var, xname="time steps", ynames=None, title=None, hline=1, anom=1):

        if ynames is None:
            ynames = [""] * 4

        if title is None:
            title = self.p["version"]

        #  Preprocessing
        if "exp_ht" in var:
            res["exp_ht"][res["exp_ht"] == 0.0] = np.nan

        if "S" in self.A_version:
            thresh = self.p["t_thresh"]
        elif "T" in self.A_version:
            thresh = self.p["x_thresh"]
        elif "eng" in self.A_version:
            thresh = (self.p["e_high"] - self.p["e_low"]) / 2

        num_plots = len(var)

        for i, v in enumerate(var):
            if type(v) == str:
                var[i] = getattr(self, "res")[v]

        if num_plots == 1:
            plt.figure()
            plt.plot(var[0])
            plt.title(title)
            if anom == 1:
                for x in self.res["anomalies"]:
                    plt.axvline(x, ymin=0.25, color="r")

        elif num_plots == 2:
            plot_2x1(var[0], var[1], ynames[:2], xname, main_title=title)

            if hline == 1:
                plt.hlines(-thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.hlines(+thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.ylim(-2 * thresh, 2 * thresh)

            if anom == 1:
                f = plt.gcf()
                for ax in f.axes[:-1]:
                    for x in self.res["anomalies"]:
                        ax.axvline(x, ymin=0.25, color="r")

        elif num_plots == 3:
            plot_3x1(var[0], var[1], var[2], ynames[:3], xname, main_title=title)

            if hline == 1:
                plt.hlines(-thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.hlines(+thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.ylim(-2 * thresh, 2 * thresh)

            if anom == 1:
                f = plt.gcf()
                for ax in f.axes[:-1]:
                    for x in self.res["anomalies"]:
                        ax.axvline(x, ymin=0.25, color="r")

        elif num_plots == 4:
            plot_4x1(var[0], var[1], var[2], var[3], ynames[:4], xname, main_title=title)
            plt.title(title)

            if hline == 1:
                plt.hlines(-thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.hlines(+thresh, 0, self.res["ht"].shape[0], linestyles="dashed")
                plt.ylim(-2 * thresh, 2 * thresh)

            if anom == 1:
                f = plt.gcf()
                for ax in f.axes[:-1]:
                    for x in self.res["anomalies"]:
                        ax.axvline(x, ymin=0.25, color="r")
Exemplo n.º 6
0
            for k in tracked_values:
                res[k] = np.vstack((res[k], st[k]))
            if st['anomaly'] == True:
                print 'Found Anomaly at t = {0}'.format(st['t'])
                res['anomalies'].append(st['t'])
        # increment time
        st['t'] += 1

    res['Alg'] = 'My FRAHST'
    res['hidden'] = res['ht']
    res['r_hist'] = res['r']
    pltSummary2(res, data, (p['F_min'] + p['epsilon'], p['F_min']))

    #res['rec_dsn'] = res['pred_dsn'] # only needed to test prediction error t stat method

    plot_4x1(data, res['ht'], res['rec_dsn'], res['t_stat'], [''] * 4,
             [''] * 4)
    plt.hlines(p['x_thresh'], 0, 1000)
    plt.hlines(-p['x_thresh'], 0, 1000)
    plt.ylim(-p['x_thresh'] - 5, p['x_thresh'] + 5)

    #N = 20

    #a = res['recon_err_norm']**2
    #b = np.zeros_like(a)

    #for i in range(1,len(a)):
    #b[i] = a[i] - a[i-1]

    #c = np.atleast_1d(b[::2])

    #means = [0.0]*(len(c)/N)
Exemplo n.º 7
0
  def plot_res(self, var, xname = 'Time Steps', ynames = None, title = None, hline= 1, anom = 1):
    """Plots each of the elements given in var. 
    
    var = list of  variables. Maximum = 4. if string, will look for them in self.res structure 
        
    hline = whether to plot threshold values on final plot.
    
    anom = whether to plot anomalous time ticks.
        
    """
    
    if ynames is None:
      ynames = ['']*4
      
    if title is None:
      title = (self.p['version'])
        
    if 'SRE' in self.A_version:
      thresh = self.p['t_thresh']
    
    num_plots = len(var)
    
    for i, v in enumerate(var):
      if type(v) == str :
        var[i] = getattr(self, 'res')[v]
    
    if num_plots == 1:
      plt.figure()
      plt.plot(var[0])
      plt.title(title)
      if anom == 1:
        for x in self.res['anomalies']:
          plt.axvline(x, ymin=0.9, color='r')        
      
    elif num_plots == 2:
      plot_2x1(var[0], var[1], ynames[:2], xname, main_title = title)
      
      if hline == 1:
        plt.hlines(-thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed')
        plt.hlines(+thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed')
        plt.ylim(-3*thresh,3*thresh)
        
      if anom == 1:
        f = plt.gcf()
        for ax in f.axes[:-1]:
          for x in self.res['anomalies']:
            ax.axvline(x, ymin=0.9, color='r')              
        
    elif num_plots == 3:
      plot_3x1(var[0], var[1], var[2], ynames[:3] , xname, main_title = title) 

      
      if hline == 1:
        plt.hlines(-thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed')
        plt.hlines(+thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed') 
        plt.ylim(-3*thresh,3*thresh)
        
      if anom == 1:
        f = plt.gcf()
        for ax in f.axes[:-1]:
          for x in self.res['anomalies']:
            ax.axvline(x, ymin=0.9, color='r')         
               
    elif num_plots == 4:
      plot_4x1(var[0], var[1], var[2], var[3], ynames[:4], xname, main_title = title)
      plt.title(title)
      
      if hline == 1:
        plt.hlines(-thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed')
        plt.hlines(+thresh, 0, self.res['ht'].shape[0], linestyles = 'dashed')               
        plt.ylim(-3*thresh,3*thresh)
        
      if anom == 1:
        f = plt.gcf()
        for ax in f.axes[:-1]:
          for x in self.res['anomalies']:
            ax.axvline(x, ymin=0.9, color='r')     
      
    plt.draw()      
Exemplo n.º 8
0
from pylab import *
from plot_utils import plot_4x1

# Must Define 
#   data2plot
#   EH
#   EL

ylims = (4,0.92,1.0)

# Title = r'$SNR = -9$'


plot_4x1(streams, results[0]['data']['hidden'], results[0]['data']['r_hist'], results[0]['data']['e_ratio'],
         ['Input Data', 'Hidden\nVariables', 'Rank', 'Energy\nRatio'], 'Time steps', ylims = ylims)

fig = gcf()

# dashed lines
fig.axes[0].axvline(x = 300, ls = '--', c = 'k')
fig.axes[0].axvline(x = 600, ls = '--', c = 'k')
fig.axes[1].axvline(x = 300, ls = '--', c = 'k')
fig.axes[1].axvline(x = 600, ls = '--', c = 'k')
fig.axes[2].axvline(x = 300, ls = '--', c = 'k')
fig.axes[2].axvline(x = 600, ls = '--', c = 'k')
fig.axes[3].axvline(x = 300, ls = '--', c = 'k')
fig.axes[3].axvline(x = 600, ls = '--', c = 'k')

fig.axes[3].axhline(y=EH, ls = '--')
fig.axes[3].axhline(y=EL, ls = '--')