2 ms·
False. If you have 100 features, there are nCr(100, 5) combinations of 5% features = 75287520.
by shukantpal 5y ago
False. If you have 100 features, there are nCr(100, 5) combinations of 5% features = 75287520.
- a4isms 5y agoIf it's no more than 5% of the features, it's actually n-choose-k(100,5) + n-choose-k(100,4) + n-choose-k(100,3) + n-choose-k(100,2) + 100! 75,287,520 + 3,921,225 + 161,700 + 4,950 + 100 ------------ 79,375,495