3 papers
cs.LG2026
MHeatmap: Two-Walk Laplacian Reordering and Mosaic Layout for Rectangular Matrix Visualization
Juntang Wang, Sheng'en Li, Liming Zhu +6
Weighted rectangular matrices record relations between two types of objects, such as occupations and industries, documents and terms, origins and destinations, or annotated classes…
cs.CV2026
DriftNeRF: Cross-Ray Density Drifting for Sparse-View Neural Radiance Fields
Juntang Wang, Yihan Wang, Sheng'en Li +3
Neural Radiance Fields (NeRF) synthesize photorealistic novel views from dense image collections, but degrade sharply when few views are available. We attribute a specific, measura…
cs.LG2026
COPF: An Online Framework for Deployment-Stable Counterfactual Fairness in Evolving Graphs
Sheng'en Li, Dongmian Zou
Online link recommendation on evolving graphs is performative: by choosing which candidate links to show users, the system changes which links form and what feedback it later obser…