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rahul8590/simple_sampling.py

Last active December 19, 2015 10:59
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In order to sample continuous stream of data (numbers). We need to pick up number whos probability of choosing is 1/ (n+1).
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simple_sampling.py
#sl is a sample list of numbers which is contiguously getting updated.
import random
def simple_sample(sl):
for x,y in enumerate(sl,1):
if random.random() < 1.0 / x:
sample_data = y
return sample_data
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