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Data Science
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Drey's user avatar
Drey's user avatar
Drey
  • Member for 8 years, 4 months
  • Last seen more than 2 years ago
  • Ulm, Deutschland
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33
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2
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3
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50
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2
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2
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33
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2
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33
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1
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17
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1
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17
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Top posts
answer
2
Avoid recycling when merging with R Data Table
Aug 4, 2016
answer
1
How to identify similar data points?
Aug 5, 2016
answer
1
Neural Network Backpropagation problems
Aug 11, 2016
answer
1
Neural Nets: Backpropogation from Conjugate Gradient Descent
Oct 5, 2016
answer
1
predict the probability of buying a product
Aug 1, 2016
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0
What recommendation engine for a situation where users can only see a fraction of all items?
Aug 11, 2016
Top network posts
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103
"Adding missing grouping variables" message in dplyr in R
43
Is hour of day a categorical variable?
13
Mutating column in `dplyr` using `rowSums`
8
Dealing with datasets with repeated multivalued features
7
Statistics for Area under the ROC curve