Mercurial > hg > nsaunier > traffic-intelligence

comparison python/moving.py @ 379:f1a1923ddff9

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author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Fri, 19 Jul 2013 00:37:02 -0400
parents 3805b9639647
children 387cc0142211
comparison
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378:3805b9639647 379:f1a1923ddff9
711 def speedDiagnostics(self, framerate = 1., display = False): 711 def speedDiagnostics(self, framerate = 1., display = False):
712 from numpy import std 712 from numpy import std
713 from scipy.stats import scoreatpercentile 713 from scipy.stats import scoreatpercentile
714 speeds = framerate*self.getSpeeds() 714 speeds = framerate*self.getSpeeds()
715 coef = utils.linearRegression(range(len(speeds)), speeds) 715 coef = utils.linearRegression(range(len(speeds)), speeds)
716 print(min(speeds), scoreatpercentile(speeds, 5), speeds[-2]-speeds[1], std(speeds), coef[0]) 716 print('min/5th perc speed: {} / {}\nspeed diff: {}\nspeed stdev: {}\nregression: {}'.format(min(speeds), scoreatpercentile(speeds, 5), speeds[-2]-speeds[1], std(speeds), coef[0]))
717 if display: 717 if display:
718 from matplotlib.pyplot import figure, plot 718 from matplotlib.pyplot import figure, plot, axis
719 figure(1) 719 figure(1)
720 self.draw() 720 self.draw()
721 axis('equal')
721 figure(2) 722 figure(2)
722 plot(list(self.getTimeInterval()), speeds) 723 plot(list(self.getTimeInterval()), speeds)
723 724
724 @staticmethod 725 @staticmethod
725 def distances(obj1, obj2, instant): 726 def distances(obj1, obj2, instant):