tchakravarty

tchakravarty has asked 105 questions and find answers to 26 problems.

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tchakravarty questions

R: Interpretation of caret train output
Looping over attributes vector to produce combined graphs
caret: Choosing the correct number of cores in parallel backend
R: grid.arrange marginal plots to ggplot2 "heatmap" (geom_tile)
R: Adding geom_vline labels to geom_histogram labels
ggplot2: Independent Continuous Fill for Summary Row & Column
R: Git + Shiny server automated deployment
R: Updating .libPaths() on Ubuntu
Aggregating duplicate rows by taking sum
R: Checking if a set of variables forms a unique index

tchakravarty answers

How to convert a sparse or simple_triplet_matrix into a tm-package Document Term Matrix without going through Corpus/VCorpus, in R?
How can I remove duplicate rows and calculate their frequency?
Sort a vector where the largest is at the center in r
R: Obtain the matched data set from Matching package - not that easy
Predict function for heckman model
Overlap ranges in single dataframe
Creating edge list in R
Where is `ecdf` saving its object? (and how to measure it?)
How to install Vowpal Wabbit python interface
Write custom classifier in R and predict function