1. UJI Pen Characters: Data consists of written characters in a UNIPEN-like format
2. UJI Pen Characters (Version 2): A pen-based database with more than 11k isolated handwritten characters
3. Online Handwritten Assamese Characters Dataset: This is a dataset of 8235 online handwritten assamese characters. The “online” process involves capturing of data as text is written on a digitizing tablet with an electronic pen.
4. Wall-Following Robot Navigation Data: The data were collected as the SCITOS G5 robot navigates through the room following the wall in a clockwise direction, for 4 rounds, using 24 ultrasound sensors arranged circularly around its 'waist'.