Jie Feng
3 indexed papers
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The paper introduces Graph-Distance Contribution Reward (GDCR) and Step Advantage Policy Optimization (SAPO) to provide fine-grained, step-level credit assignment for agentic search by modeling world knowledge as a latent graph.
The paper introduces SpatialAct, a challenging benchmark that reveals a significant 'reasoning-to-action gap,' showing that current VLMs struggle to maintain coherent spatial understanding and perform reliable actions in multi-turn 3D environments.
This paper investigates the downlink performance of CoMS-NOMA networks from a system-level perspective.
Papers
Fundamentals of NOMA in Low-Earth Orbit Coordinated Multi-Satellite Networks
Xiangyu Li, Bodong Shang, Junchao Ma, Qingqing Wu +2 more
This paper investigates the downlink performance of CoMS-NOMA networks from a system-level perspective.