The throughput gains of speculative decoding depend on the trade-off between acceptance length and execution latency. We ask when additional acceptance is worth the cost of obtaining it. We establish a comparison protocol spanning training, inference, and evaluation, remeasuring released checkpoints and retraining six...
Yong-Chao Long, Chun-Rui Zheng, Yuxuan Zhou et al.· 0 citations
Vision-language models face a fundamental scaling bottleneck: the number of visual tokens grows with both temporal duration and spatial resolution, making long-video understanding expensive for the vision encoder and the language model. Existing methods often compress visual tokens after dense encoding, creating a mism...
Yulong Liu, Xiao-Tian Han, Jun-Yuan Shang et al.· 0 citations
Existing long-video agents acquire evidence through one uniform behavior, ignoring whether the required evidence is concentrated, requires broad occurrence coverage, or must discriminate competing hypotheses---which can cause failure before substantive reasoning begins. Prescribing a fine-grained solution procedure for...
Can-Can Zhang, Bao-Feng Zhang, Xiao-Tian Han et al.· 0 citations
Aggregating Visual Information with Optimal Transport (AVIOT), which casts video token compression as transporting a dense empirical measure of frame observations onto a compact target measure, and adapts this construction along task and spatial axes to preserve visual information dispersed across frames under compress...
Wen-Ti Yin, Xiao-Tian Han, Jun-Yuan Shang et al.· 0 citations
This work proposes Autonomy-of-Heads (AoH), a data-free method that identifies retrieval and streaming heads from the spectral geometry of query-key projections that retains 96.5% of Full Attention performance on average while reducing prefill and decode latency by up to 41.4 and 66.0%, respectively, and KV-cache memor...
Ye-Han Yang, Jun-Yuan Shang, Yang Li et al.· 0 citations
This work proposes Test-Time Curriculum (TTC), a simple and model-agnostic framework that adapts a detector on unlabeled test data through curriculum-based self-training and substantially improves overall detection performance under diverse unseen-generator shifts, establishing a practical and effective test-time adapt...
Yiqian Zhang, Zheyuan Gu, Xiangzhao Hao et al.· 0 citations
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