Topic Ranger : a tool for topic exploration and analysis of spatio-temporal documents

• Main Author: Lu, You
• Other Authors: Cong Gao
• Format: Theses and Dissertations
• Language: English
• Published: 2019
• Subjects: Engineering::Computer science and engineering::Data
• Online Access: https://hdl.handle.net/10356/106850; http://hdl.handle.net/10220/49683; https://doi.org/10.32657/10220/49683
• Institution: Nanyang Technological University

With the wide-spread usage of social media such as Facebook and Twitter, large amount of data with both spatial and temporal information has become available. Topic modelling has been a useful tool to uncover latent information from such data. This thesis considers a specific type of topic model...