Vivek Kalyanarangan

Vivek Kalyanarangan has asked 2 questions and find answers to 31 problems.

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About

Data Scientist with 7 years of hands on experience in Machine Learning Tools like Python, R and Spark.

If my answers helped you can buy me some coffee

Vivek Kalyanarangan questions

Replace other columns of duplicate rows with first unique value and create lookup

Vivek Kalyanarangan answers

Pandas: Group by combination of two columns in Pandas 0.23.4
How to replace a part of a string in a pandas.Dataframe?
Diagonal element for covariance matrix not 1 pandas/numpy
Error with prediction - ROCR package (using probabilities)
What is the difference between .Semaphore() and .BoundedSemaphore()?
How to apply model trained with PCA and Random Forest to test data?
Remove consecutive duplicates. Leave the middle
Extract p-value from gam.check in R
sklearn SVM fit() "ValueError: setting an array element with a sequence"
pandas how to swap or reorder columns