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Jiayin Cai

10 accepted papers

2026

Beyond Scattered Acceptance: Fast and Coherent Inference for DLMs via Longest Stable Prefixes

ICLR 2026poster

Diffusion Language Models (DLMs) promise parallel generation via iterative denoising, yet their practical speed is often throttled by \emph{schedulers} that accept scattered high-confidence tokens, fragmenting KV caches and forcing repeated local repairs. We present \emph{Prefix Absorption}, a train…

Cited by 0SourceScholar
2026

CrossVid: A Comprehensive Benchmark for Evaluating Cross-Video Reasoning in Multimodal Large Language Models

AAAI 2026technical

Cross-Video Reasoning (CVR) presents a significant challenge in video understanding, which requires simultaneous understanding of multiple videos to aggregate and compare information across groups of videos. Most existing video understanding benchmarks focus on single-video analysis, failing to asse

Cited by 3SourcePDFScholar
2026

GIR-Bench: Versatile Benchmark for Generating Images with Reasoning

ICLR 2026poster

Unified multimodal models integrate the reasoning capacity of large language models with both image understanding and generation, showing great promise for advanced multimodal intelligence. However, the community still lacks a rigorous reasoning-centric benchmark to systematically evaluate the align…

Cited by 0SourcecodeScholar
2026

WorldSense: Evaluating Real-world Omnimodal Understanding for Multimodal LLMs

ICLR 2026poster

We introduce WorldSense, the first benchmark to assess the multi-modal video understanding, that simultaneously encompasses visual, audio, and text inputs. In contrast to existing benchmarks, our WorldSense has several features: (i) collaboration of omni-modality, we design the evaluation tasks to f…

Cited by 0SourcecodeScholar
2025

A Sanity Check for AI-generated Image Detection

ICLR 2025poster

With the rapid development of generative models, discerning AI-generated content has evoked increasing attention from both industry and academia. In this paper, we conduct a sanity check on whether the task of AI-generated image detection has been solved. To start with, we present Chameleon dataset,…

2025

Adaptive Classifier-Free Guidance via Dynamic Low-Confidence Masking

NeurIPS 2025poster

Classifier-Free Guidance (CFG) significantly enhances controllability in generative models by interpolating conditional and unconditional predictions. However, standard CFG often employs a static unconditional input, which can be suboptimal for iterative generation processes where model uncertainty…

Cited by 0SourcecodeScholar
2025

DynaPrompt: Dynamic Test-Time Prompt Tuning

ICLR 2025poster

Test-time prompt tuning enhances zero-shot generalization of vision-language models but tends to ignore the relatedness among test samples during inference. Online test-time prompt tuning provides a simple way to leverage the information in previous test samples, albeit with the risk of prompt colla…

Cited by 0SourcePDFScholar
2025

LamRA: Large Multimodal Model as Your Advanced Retrieval Assistant

CVPR 2025poster

With the rapid advancement of multimodal information retrieval, increasingly complex retrieval tasks have emerged. Existing methods predominately rely on task-specific fine-tuning of vision-language models, often those trained with image-text contrastive learning. In this paper, we explore the possi…

Cited by 8SourcePDFScholar
2025

Object-centric Video Question Answering with Visual Grounding and Referring

ICCV 2025poster

Video Large Language Models (VideoLLMs) have recently demonstrated remarkable progress in general video understanding. However, existing models primarily focus on high-level comprehension and are limited to text-only responses, restricting the flexibility for object-centric, multi-round interactions…

Cited by 14SourcePDFScholar
2020

Feature Augmented Memory with Global Attention Network for VideoQA

IJCAI 2020poster

Recently, Recurrent Neural Network (RNN) based methods and Self-Attention (SA) based methods have achieved promising performance in Video Question Answering (VideoQA). Despite the success of these works, RNN-based methods tend to forget the global semantic contents due to the inherent drawbacks of t…

Cited by 0SourcePDFScholar