Andriy Burkov

Titles of articles

2

Hi, In the *.story files the titles of the news articles are absent. Is there a way to get the titles?

Improve documentation for building on other Linux distros and CentOS

8

## Short description There's no information on how to install VW on AWS Linux (or CentOS). I tried to build from the source by looking at the instructions for Ubuntu...

## Short description vw-hyperopt.py (https://github.com/VowpalWabbit/vowpal_wabbit/commits/master/utl/vw-hyperopt.py) is a useful script for tuning hyperparameters of VW, however, it doesn't exploit multicore CPU. Hyperparameter tuning is thus sequential and long and not parallel...

Add support for sparse data

2

Hey. Do you have plans to support sparse matrices as input? The requirement for dense input rules out a lot of real-world scenarios like text classification.

Hi, what is the accuracy of the prediction on the test data?