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V_sqrt
  • Member for 2 years, 1 month
  • Last seen more than a month ago
  • London, United Kingdom
3 votes
2 answers
50 views

Build a sentiment model from scratch

3 votes
2 answers
595 views

Over-sampling: is my model over-fitting?

3 votes
1 answer
231 views

Features selection in imbalanced dataset

2 votes
3 answers
354 views

Train/Test size and bias

1 vote
1 answer
23 views

Rolling average: when is it possible to consider it?

1 vote
1 answer
40 views

Correlations, p-values and features selection

1 vote
1 answer
85 views

Adding extra (meaningful) features does not improve model performance

1 vote
1 answer
20 views

How many words should be taken as features in a ML problem?

1 vote
2 answers
200 views

How much data do you need to build a classifier?

0 votes
1 answer
89 views

Clustering with k-means for text classification based on similarity

0 votes
1 answer
48 views

Chi-Squared test: ok for selecting significant features?

0 votes
1 answer
26 views

How to determine semantic differences in NLP

0 votes
1 answer
37 views

Analysis of passed/not passed students by enrolled year

0 votes
1 answer
53 views

Model accuracy: how to determine it?