Mercurial > hg > nsaunier > traffic-intelligence

comparison python/indicators.py @ 312:6c068047edbf

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merged with Mohamed s work
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Thu, 11 Apr 2013 22:46:33 -0400
parents 93d851d0d21e 8bafd054cda4
children 43e62b9cb652
comparison
equal deleted inserted replaced
311:273c200ec32e 312:6c068047edbf
91 marker = '' 91 marker = ''
92 time = sorted(self.values.keys()) 92 time = sorted(self.values.keys())
93 plot([x/xfactor for x in time], [self.values[i] for i in time], options+marker, **kwargs) 93 plot([x/xfactor for x in time], [self.values[i] for i in time], options+marker, **kwargs)
94 if self.maxValue: 94 if self.maxValue:
95 ylim(ymax = self.maxValue) 95 ylim(ymax = self.maxValue)
96
97 def valueSorted(self):
98 ''' return the values after sort the keys in the indicator
99 This should probably not be used: to delete'''
100 values=[]
101 keys = self.values.keys()
102 keys.sort()
103 for key in keys:
104 values.append(self.values[key])
105 return values
106
107 @staticmethod
108 def getDLCSS(TemporalIndicator1,TemporalIndicator2, threshold, delta= np.inf , method='min' ):
109 ''' compute the distance between two indicators using LCSS
110 two common methods are used: min or mean of the indicators length'''
111 l1= TemporalIndicator1.valueSorted
112 l2= TemporalIndicator2.valueSorted
113 if method = 'min':
114 DLCSS= 1- (LCSS(l1,l2, threshold, delta, distance))/min(len(l1),len(l2)))
115 if method = 'mean':
116 average= len(l1)+len(l2))/2
117 DLCSS= 1- ((LCSS(l1,l2, threshold, delta, distance))/average)
118 return DLCSS
119
96 120
97 def computeDLCSS(indicator1, indicator2, threshold, delta = float('inf'), method= 'min'): 121 def computeDLCSS(indicator1, indicator2, threshold, delta = float('inf'), method= 'min'):
98 ''' compute the distance between two indicators using LCSS 122 ''' compute the distance between two indicators using LCSS
99 two common methods are used: min or mean of the indicators length''' 123 two common methods are used: min or mean of the indicators length'''
100 from utils import LCSS 124 from utils import LCSS