7 papers
Neuro-Symbolic Multitasking: A Unified Framework for Discovering Generalizable Solutions to PDE Families
Yipeng Huang, Dejun Xu, Zexin Lin +2
Solving Partial Differential Equations (PDEs) is fundamental to numerous scientific and engineering disciplines. A common challenge arises from solving the PDE families, which are…
Phys4DGen: Physics-Compliant 4D Generation with Multi-Material Composition Perception
Jiajing Lin, Zhenzhong Wang, Dejun Xu +3
4D content generation aims to create dynamically evolving 3D content that responds to specific input objects such as images or 3D representations. Current approaches typically inco…
CR-BLEA: Contrastive Ranking for Adaptive Resource Allocation in Bilevel Evolutionary Algorithms
Dejun Xu, Jijia Chen, Gary G. Yen +1
Bilevel optimization poses a significant computational challenge due to its nested structure, where each upper-level candidate solution requires solving a corresponding lower-level…
NexusSplats: Efficient 3D Gaussian Splatting in the Wild
Yuzhou Tang, Dejun Xu, Yongjie Hou +2
Photorealistic 3D reconstruction of unstructured real-world scenes remains challenging due to complex illumination variations and transient occlusions. Existing methods based on Ne…
Enhancing Large-scale UAV Route Planing with Global and Local Features via Reinforcement Graph Fusion
Tao Zhou, Kai Ye, Zeyu Shi +3
Numerous remarkable advancements have been made in accuracy, speed, and parallelism for solving the Unmanned Aerial Vehicle Route Planing (UAVRP). However, existing UAVRP solvers f…
An Efficient Dynamic Resource Allocation Framework for Evolutionary Bilevel Optimization
Dejun Xu, Kai Ye, Zimo Zheng +3
Bilevel optimization problems are characterized by an interactive hierarchical structure, where the upper level seeks to optimize its strategy while simultaneously considering the…