Created
August 15, 2014 14:43
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zozo/recontest
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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import sys | |
# File format : GROUPID,GOODSID,VIEWRATE,BUYRATE | |
# Usage : calculate_score.py target.csv predict.csv | |
def read_submit_file(submit_file): | |
viewrate = {} | |
buyrate = {} | |
with open(submit_file) as f: | |
for line in f: | |
if line != "GROUPID,GOODSID,VIEWRATE,BUYRATE": | |
l = line.rstrip().split(",") | |
if l[0] in viewrate.keys(): | |
viewrate[l[0]][l[1]] = l[2] | |
else: | |
viewrate[l[0]] = {l[1]:l[2]} | |
if l[0] in buyrate.keys(): | |
buyrate[l[0]][l[1]] = l[3] | |
else: | |
buyrate[l[0]] = {l[1]:l[3]} | |
return viewrate,buyrate | |
def calculate_group_error(y,x): | |
s = {} | |
for g in map(str,range(1,96)): | |
group_score = 0.0 | |
for k,v in y[g].items(): | |
if k in x[g].keys(): | |
group_score += abs(float(v) - float(x[g][k])) | |
else: | |
group_score += 1.0 | |
s[g] = group_score | |
return s | |
if __name__ == "__main__": | |
y_view, y_buy = read_submit_file(sys.argv[1]) | |
x_view, x_buy = read_submit_file(sys.argv[2]) | |
view_error_dict = calculate_group_error(y_view, x_view) | |
buy_error_dict = calculate_group_error(y_buy, x_buy) | |
score = sum(view_error_dict.values()) + sum(buy_error_dict.values()) | |
print "view error: " + str(sum(view_error_dict.values())) | |
print "buy error: " + str(sum(buy_error_dict.values())) | |
print "total score: " + str(score) |
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