WARNING: This document describes an old version, v3. Here is the latest: CONTEXT v4. CONTEXT v3: Convolutional Neural Network and LSTM Code for Text Categorization Revision history May, 2016: Revised when v3.00 (corresponding to [3]) was released. In particular, Sections 4 and 5 were added for LSTM, and the description of memory usage in Section 7 was revised. September, 2015: Revised when v2.00 (