Data Science
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Wes's user avatar
Wes's user avatar
Wes
  • Member for 4 years, 9 months
  • Last seen more than 4 years ago
  • New York, NY, USA
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About

Data scientist in the New York area. Experience with Python stack (sklearn, pandas, numpy) and SQL.

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All Questions Answers
Score Newest
answer
13
Cross validation for highly imbalanced data with undersampling
Feb 11, 2019
answer
4
How to use sklearn train_test_split to stratify data for multi-label classification?
Feb 11, 2019
answer
4
What is the ideal database that allows fast cosine distance?
Feb 13, 2019
answer
3
What does a negative coefficient of determination mean for evaluating ridge regression?
Feb 16, 2019
answer
2
How to fill in missing value of the mean of the other columns?
Feb 11, 2019
answer
2
How to find what values are assigned to labels that where encoded using LabelEncoder?
Feb 11, 2019
answer
2
Why is performance worse when my time-series data is not shuffled prior to a train/test split vs. when it is shuffled prior to the split?
Feb 18, 2019
answer
1
What is disadvantage of using CART in regression problems?
Feb 25, 2019
answer
1
Feature Engineering Lists\Vectors as values in dataframe
Feb 26, 2019
answer
1
What model is suitable for classification of a small data set?
Feb 27, 2019

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