2 papers
cs.IT2026
SA-RA-JSCC: SNR-Adaptive and Semantic-Rate-Aware Joint Source-Channel Coding
Shitong Zhang, Yaping Sun, Hao Chen +4
In joint source-channel coding (JSCC)-based semantic communication systems, achieving stable and reliable image semantic transmission under channel constraints remains a key challe…
cs.CV2026
SpaceMind++: Toward Allocentric Cognitive Maps for Spatially Grounded Video MLLMs
Bo Gu, Zhikang Zhang, Zizhuang Wei +3
Recent multimodal large language models (MLLMs) have made remarkable progress in visual understanding and language-based reasoning, yet they lack a persistent world-centered repres…