78 citations · 354 across the 35 of their papers we have counts for
3 papers · 1 filter
USTAR: Online Multimodal Embedding for Modeling User-Guided Spatiotemporal Activity
Amila Silva, Shanika Karunasekera, Christopher Leckie +1
Building spatiotemporal activity models for people's activities in urban spaces is important for understanding the ever-increasing complexity of urban dynamics. With the emergence…
Multi-spatial Scale Event Detection from Geo-tagged Tweet Streams via Power-law Verification
Yi Han, Shanika Karunasekera, Christopher Leckie +1
Compared with traditional news media, social media nowadays provides a richer and more timely source of news. We are interested in multi-spatial level event detection from geo-tagg…
Adversarial Reinforcement Learning under Partial Observability in Autonomous Computer Network Defence
Yi Han, David Hubczenko, Paul Montague +6
Recent studies have demonstrated that reinforcement learning (RL) agents are susceptible to adversarial manipulation, similar to vulnerabilities previously demonstrated in the supe…