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comparison python/indicators.py @ 636:3058e00887bc

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removed all issues because of tests with None, using is instead of == or !=
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Tue, 24 Mar 2015 18:11:28 +0100
parents 2d1d33ae1c69
children dc70d9e711f5
comparison
equal deleted inserted replaced
635:6ae68383071e 636:3058e00887bc
96 values.append(self.values[key]) 96 values.append(self.values[key])
97 return values 97 return values
98 98
99 99
100 def l1Distance(x, y): # lambda x,y:abs(x-y) 100 def l1Distance(x, y): # lambda x,y:abs(x-y)
101 if x == None or y == None: 101 if x is None or y is None:
102 return float('inf') 102 return float('inf')
103 else: 103 else:
104 return abs(x-y) 104 return abs(x-y)
105 105
106 from utils import LCSS as utilsLCSS 106 from utils import LCSS as utilsLCSS
110 def __init__(self, similarityFunc, delta = float('inf'), minLength = 0, aligned = False, lengthFunc = min): 110 def __init__(self, similarityFunc, delta = float('inf'), minLength = 0, aligned = False, lengthFunc = min):
111 utilsLCSS.__init__(self, similarityFunc, delta, aligned, lengthFunc) 111 utilsLCSS.__init__(self, similarityFunc, delta, aligned, lengthFunc)
112 self.minLength = minLength 112 self.minLength = minLength
113 113
114 def checkIndicator(self, indicator): 114 def checkIndicator(self, indicator):
115 return indicator != None and len(indicator) >= self.minLength 115 return indicator is not None and len(indicator) >= self.minLength
116 116
117 def compute(self, indicator1, indicator2, computeSubSequence = False): 117 def compute(self, indicator1, indicator2, computeSubSequence = False):
118 if self.checkIndicator(indicator1) and self.checkIndicator(indicator2): 118 if self.checkIndicator(indicator1) and self.checkIndicator(indicator2):
119 return self._compute(indicator1.getValues(), indicator2.getValues(), computeSubSequence) 119 return self._compute(indicator1.getValues(), indicator2.getValues(), computeSubSequence)
120 else: 120 else: