4 papers
Urban-ImageNet: A Large-Scale Multi-Modal Dataset and Evaluation Framework for Urban Space Perception
Yiwei Ou, Chung Ching Cheung, Jun Yang Ang +5
We present Urban-ImageNet, a large-scale multi-modal dataset and evaluation benchmark for urban space perception from user-generated social media imagery. The corpus contains over…
MMS-VPR: Multimodal Street-Level Visual Place Recognition Dataset and Benchmark
Yiwei Ou, Xiaobin Ren, Ronggui Sun +3
Existing visual place recognition (VPR) datasets predominantly rely on vehicle-mounted imagery, offer limited multimodal diversity, and underrepresent dense pedestrian street scene…
AnchorGK: Anchor-based Incremental and Stratified Graph Learning Framework for Inductive Spatio-Temporal Kriging
Xiaobin Ren, Kaiqi Zhao, Katerina Taškova +1
Spatio-temporal kriging is a fundamental problem in sensor networks, driven by the sparsity of deployed sensors and the resulting missing observations. Although recent approaches m…
AdaptGOT: A Pre-trained Model for Adaptive Contextual POI Representation Learning
Xiaobin Ren, Xinyu Zhu, Kaiqi Zhao
Currently, considerable strides have been achieved in Point-of-Interest (POI) embedding methodologies, driven by the emergence of novel POI tasks like recommendation and classifica…