Alexander Pivovarov

Alexander Pivovarov has asked 2 questions and find answers to 34 problems.

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About

I'm a software engineer with PhD in mathematics. Have experience with machine learning and big data processing.

Alexander Pivovarov questions

How to programmatically get information about executors in PySpark

Alexander Pivovarov answers

TF.Keras model.predict is slower than straight Numpy?
What is the use of base_score in xgboost multiclass working?
Efficient way to read specific columns from parquet file in spark
How to programmatically get information about executors in PySpark
Fastai - failed initiation of language model in Sentence Piece Processor, cache_dir parameter
Pyspark and local variables inside UDFs
Error while Importing pyspark ETL module and running as child process using pything subprocess
Accuracy with TF-IDF and non-TF-IDF features
Get apply's function input dataframe with mocking
A efficient quantiles algorithm/data structure that allows samples to be updated as they increment over time?