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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import numpy as np | |
from tabulate import tabulate | |
from sklearn.preprocessing import normalize | |
from sklearn.datasets import fetch_mldata | |
from sklearn.model_selection import cross_val_score, KFold | |
from elm import ELM | |
def main(): | |
""" | |
This script is for sample of tabulate. | |
ELM is from https://github.com/masaponto/Python-ELM | |
The output is as follows | |
australian | |
| # of N_h | Accuracy(%) | | |
|-----------:|--------------:| | |
| 10 | 0.718551 | | |
| 20 | 0.763623 | | |
| 30 | 0.775507 | | |
iris | |
| # of N_h | Accuracy(%) | | |
|-----------:|--------------:| | |
| 10 | 0.893333 | | |
| 20 | 0.897333 | | |
| 30 | 0.9 | | |
""" | |
headder = ["# of N_h", "Accuracy(%)"] | |
db_names = ['australian', 'iris'] | |
hid_nums = [10, 20, 30] | |
for db_name in db_names: | |
aves = [] | |
print(db_name) | |
data_set = fetch_mldata(db_name) | |
data_set.data = normalize(data_set.data) | |
for hid_num in hid_nums: | |
e = ELM(hid_num) | |
ave = 0 | |
for i in range(10): | |
cv = KFold(n_splits=5, shuffle=True) | |
scores = cross_val_score(e, data_set.data, data_set.target, cv=cv, scoring='accuracy', n_jobs=-1) | |
ave += scores.mean() | |
ave /= 10 | |
aves.append(ave) | |
table = [[hid_num, ave] for hid_num, ave in zip(hid_nums, aves)] | |
print(tabulate(table, headder, tablefmt="pipe")) | |
print() | |
if __name__ == "__main__": | |
main() |
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