Maksim Khaitovich

Maksim Khaitovich has asked 18 questions and find answers to 28 problems.

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About

Analytics Manger at Kearney.

Applying AI and ML for business problems and managerial decision making. My main areas of interest are artificial neural networks, data science, decision science and operations research

Maksim Khaitovich questions

Scikit-learn SelectFromModel - actually obtain the feature importance scores of underlying predictor
Caffe install on ubuntu for anaconda with python 2.7 fails with libpng16.so.16 not found
Pandas - divide each row by a group average
Keras - method on_batch_end is slow but only callback I have is checkpoint
Pandas + scikit-learn K-means not working properly - treats all of dataframe rows as one big multi-dimensional example
R - select only factor columns of dataframe
Adding sparse matrix from CountVectorizer into dataframe with complimentary information for classifier - keep it in sparse format
Audio spectrum extraction from audio file by python
TensorFlow - GradientDescentOptimizer - are we actually finding global optimum?
scikit-learn, linearsvc - how to get support vectors from the trained SVM?

Maksim Khaitovich answers

Determine importance of a variable in data analysis
Do I need to split data when using GridSearchCV? [closed]
Identifying multiple categories and associated sentiment within text
How could I use batch normalization in TensorFlow?
Extract Dates and events associated with the date from Text corpus
How to plot SVC classification for an unbalanced dataset with scikit-learn and matplotlib?
How to deploy machine learning algorithm in production environment?
Deep learning Udacity course: Prob 2 assignment 1 (notMNIST)
TensorFlow: Adding Class to Pre-trained Inception Model & Outputting Full Image Hierarchy
Ensemble of different kinds of regressors using scikit-learn (or any other python framework)