User AN6U5

206 votes

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When to use One Hot Encoding vs LabelEncoder vs DictVectorizor?

answered Dec 20, 2015 at 0:29

45 votes

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What is a good way to transform Cyclic Ordinal attributes?

answered Jul 4, 2015 at 2:27

31 votes

Time series prediction using ARIMA vs LSTM

answered Jul 24, 2016 at 21:24

28 votes

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Calculation and Visualization of Correlation Matrix with Pandas

answered Mar 1, 2016 at 8:49

28 votes

Can you explain the difference between SVC and LinearSVC in scikit-learn?

answered Dec 18, 2015 at 7:54

18 votes

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When do I have to use aucPR instead of auROC? (and vice versa)

answered Nov 24, 2015 at 13:50

12 votes

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With unbalanced class, do I have to use under sampling on my validation/testing datasets?

answered Nov 19, 2015 at 2:05

11 votes

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Training Deep Nets on an Ordinary Laptop

answered Apr 25, 2016 at 23:51

10 votes

How to create US state choropleth map

answered Jan 4, 2016 at 20:48

10 votes

How to evaluate clustering success in a completely unsupervised system?

answered Jul 9, 2015 at 13:25

9 votes

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How to detect overfitting of a stock screener

answered May 3, 2015 at 0:30

9 votes

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Logistic regression on biased data

answered Jun 16, 2016 at 17:58

8 votes

For which real world data sets does DBSCAN surpass K-means.?

answered Feb 12, 2016 at 6:33

7 votes

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Boundary conditions for clustering

answered Nov 19, 2015 at 2:21

7 votes

Creating new columns by iterating over rows in pandas dataframe

answered Dec 8, 2015 at 6:12

7 votes

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What's an efficient way to compare and group millions of store names?

answered Aug 20, 2015 at 22:19

6 votes

Why use sum and not average for sentiment analysis?

answered Sep 24, 2015 at 16:44

6 votes

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Simple example of genetic alg minimization

answered Jan 5, 2016 at 17:40

6 votes

Clustering users based on buying behaviour

answered Jul 23, 2016 at 5:37

5 votes

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How to evaluate distance in k-means clusters?

answered Apr 28, 2016 at 22:30

5 votes

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Are there any interesting application of linear regression

answered Jul 20, 2015 at 17:22

4 votes

Vector space model cosine tf-idf for finding similar documents

answered Oct 12, 2015 at 23:55

4 votes

Why does applying PCA on targets causes underfitting?

answered Oct 16, 2015 at 17:10

4 votes

How to split train/test in recommender systems

answered Sep 24, 2015 at 6:17

4 votes

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how to generate sample dataset for classification problem

answered Jul 17, 2016 at 4:51

4 votes

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How data representation affects neural networks?

answered Jan 8, 2016 at 1:23

4 votes

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Research in random forest algorithms able to switch data sets

answered Dec 31, 2015 at 0:17

4 votes

Should I use regularization every time?

answered Jul 29, 2016 at 2:11

3 votes

Deep learning facial recognition research project

answered Aug 2, 2016 at 17:59

3 votes

How would you teach a machine how to count?

answered Aug 28, 2016 at 15:27

Stack Exchange Network

79 Answers

When to use One Hot Encoding vs LabelEncoder vs DictVectorizor?

What is a good way to transform Cyclic Ordinal attributes?

Time series prediction using ARIMA vs LSTM

Calculation and Visualization of Correlation Matrix with Pandas

Can you explain the difference between SVC and LinearSVC in scikit-learn?

When do I have to use aucPR instead of auROC? (and vice versa)

With unbalanced class, do I have to use under sampling on my validation/testing datasets?

Training Deep Nets on an Ordinary Laptop

How to create US state choropleth map

How to evaluate clustering success in a completely unsupervised system?

How to detect overfitting of a stock screener

Logistic regression on biased data

For which real world data sets does DBSCAN surpass K-means.?

Boundary conditions for clustering

Creating new columns by iterating over rows in pandas dataframe

What's an efficient way to compare and group millions of store names?

Why use sum and not average for sentiment analysis?

Simple example of genetic alg minimization

Clustering users based on buying behaviour

How to evaluate distance in k-means clusters?

Are there any interesting application of linear regression

Vector space model cosine tf-idf for finding similar documents

Why does applying PCA on targets causes underfitting?

How to split train/test in recommender systems

how to generate sample dataset for classification problem

How data representation affects neural networks?

Research in random forest algorithms able to switch data sets

Should I use regularization every time?

Deep learning facial recognition research project

How would you teach a machine how to count?