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Changes:方差计算代码与测试

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孙凯文
2022-05-25 16:46:34 +08:00
parent 48334d9381
commit 8c3d752e13
2 changed files with 48 additions and 7 deletions
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24
variance.py
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@@ -3,34 +3,39 @@ import json
import ray
@ray.remote
class average(algorithm):
class variance(algorithm):
def __init__(self):
self.config_dict_ = None
self.config_ = None
self.average_number_ = 10
self.variance_number_ = 10
self.present_number_ = 0
self.window_1_ = []
self.sum = 0
self.average = 0
self.variance = 0
self.variance_sum = 0
def set_config(self, config):
self.config_ = config
self.config_dict_ = json.loads(self.config_)
self.average_number_ = self.config_dict_["AVERAGE_NUMBER"]
self.variance_number_ = self.config_dict_["VARIANCE_NUMBER"]
def config(self):
return self.config_
def eval(self, value):
self.present_number_ = len(self.window_1_)
if self.present_number_ < self.average_number_:
if self.present_number_ < self.variance_number_:
self.window_1_.append(value)
self.sum = 0
for i in self.window_1_:
self.sum = self.sum + i
self.average = self.sum / len(self.window_1_)
return self.average
self.variance_sum = 0
for i in self.window_1_:
self.variance_sum = self.variance_sum + (i-self.average)*(i-self.average)
self.variance = self.variance_sum / len(self.window_1_)
return self.variance
else:
self.sum = 0
del self.window_1_[0]
@@ -38,4 +43,9 @@ class average(algorithm):
for i in self.window_1_:
self.sum = self.sum + i
self.average = self.sum / len(self.window_1_)
return self.average
self.variance_sum = 0
for i in self.window_1_:
self.variance_sum = self.variance_sum + (i-self.average)*(i-self.average)
self.variance = self.variance_sum / len(self.window_1_)
return self.variance