activity
20192022
most citedCrisisBERT: a Robust Transformer for Crisis Classification and Contextual Crisis Embedding

23 citations · 44 across the 7 of their papers we have counts for

collaborators

9 papers

cs.IR20222 cited

A Transformer-based Framework for POI-level Social Post Geolocation

Menglin Li, Kwan Hui Lim, Teng Guo +1

POI-level geo-information of social posts is critical to many location-based applications and services. However, the multi-modality, complexity and diverse nature of social media d…

cs.CV20211 cited

Photozilla: A Large-Scale Photography Dataset and Visual Embedding for 20 Photography Styles

Trisha Singhal, Junhua Liu, Lucienne T. M. Blessing +1

The advent of social media platforms has been a catalyst for the development of digital photography that engendered a boom in vision applications. With this motivation, we introduc…

cs.SI2020

Urban Crowdsensing using Social Media: An Empirical Study on Transformer and Recurrent Neural Networks

Jerome Heng, Junhua Liu, Kwan Hui Lim

An important aspect of urban planning is understanding crowd levels at various locations, which typically require the use of physical sensors. Such sensors are potentially costly a…

cs.SI2020

EPIC30M: An Epidemics Corpus Of Over 30 Million Relevant Tweets

Junhua Liu, Trisha Singhal, Lucienne T. M. Blessing +2

Since the start of COVID-19, several relevant corpora from various sources are presented in the literature that contain millions of data points. While these corpora are valuable in…

cs.CL202023 cited

CrisisBERT: a Robust Transformer for Crisis Classification and Contextual Crisis Embedding

Junhua Liu, Trisha Singhal, Lucienne T. M. Blessing +2

Classification of crisis events, such as natural disasters, terrorist attacks and pandemics, is a crucial task to create early signals and inform relevant parties for spontaneous a…

physics.ed-ph202018 cited

Self-Evolving Adaptive Learning for Personalized Education

Junhua Liu, Lionell Loh, Ernest Ng +3

Primary and secondary education is a crucial stage to build a strong foundation before diving deep into specialised subjects in colleges and universities. To excel in the current e…