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In-generation watermarking for latent diffusion models has recently shown high robustness in marking generated images for easier detection and attribution. However, its application to autoregressive (AR) image models is underexplored.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Denis Lukovnikov , Andreas Müller , Erwin Quiring , Asja Fischer

Discrete image tokenizers are commonly trained in two stages: first for reconstruction, and then with a prior model fitted to the frozen token sequences. This decoupling leaves the tokenizer unaware of the model that will later generate its…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Bowen Zheng , Yihong Luo , Tianyang Hu

The development of unified multimodal large language models (MLLMs) is fundamentally challenged by the granularity gap between visual understanding and generation: understanding requires high-level semantic abstractions, while image…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Yan Li , Ning Liao , Xiangyu Zhao , Shaofeng Zhang , Xiaoxing Wang , Yifan Yang , Junchi Yan , Xue Yang

In this work, we explore the largely unexplored direction of building a generalist image tokenizer directly on top of a frozen vision foundation model (VFM). To build this tokenizer, we utilize a frozen VFM as the encoder and introduce two…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Anlin Zheng , Qi Han , Xin Wen , Chuofan Ma , Lanxi Gong , Gang Yu , Xiangyu Zhang , Xiaojuan Qi

Visual generative and understanding models typically rely on distinct tokenizers to process images, presenting a key challenge for unifying them within a single framework. Recent studies attempt to address this by connecting the training of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Chuofan Ma , Yi Jiang , Junfeng Wu , Jihan Yang , Xin Yu , Zehuan Yuan , Bingyue Peng , Xiaojuan Qi

We present SceneTok, a novel tokenizer for encoding view sets of scenes into a compressed and diffusable set of unstructured tokens. Existing approaches for 3D scene representation and generation commonly use 3D data structures or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Mohammad Asim , Christopher Wewer , Jan Eric Lenssen

Prevailing autoregressive (AR) models for text-to-image generation either rely on heavy, computationally-intensive diffusion models to process continuous image tokens, or employ vector quantization (VQ) to obtain discrete tokens with…

We propose V2Flow, a novel tokenizer that produces discrete visual tokens capable of high-fidelity reconstruction, while ensuring structural and latent distribution alignment with the vocabulary space of large language models (LLMs).…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Guiwei Zhang , Tianyu Zhang , Mohan Zhou , Yalong Bai , Biye Li

In this work, we present a novel direction to build an image tokenizer directly on top of a frozen vision foundation model, which is a largely underexplored area. Specifically, we employ a frozen vision foundation model as the encoder of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Anlin Zheng , Xin Wen , Xuanyang Zhang , Chuofan Ma , Tiancai Wang , Gang Yu , Xiangyu Zhang , Xiaojuan Qi

Tremendous progress has been made in recent years in developing better image captioning models, yet most of them rely on a separate object detector to extract regional features. Recent vision-language studies are shifting towards the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Zhiyuan Fang , Jianfeng Wang , Xiaowei Hu , Lin Liang , Zhe Gan , Lijuan Wang , Yezhou Yang , Zicheng Liu

We introduce an efficient, resolution-agnostic autoregressive (AR) image synthesis approach that generalizes to arbitrary resolutions and aspect ratios, narrowing the gap to diffusion models at scale. At its core is VibeToken, a novel…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Maitreya Patel , Jingtao Li , Weiming Zhuang , Yezhou Yang , Lingjuan Lv

Existing GUI agent models relying on coordinate-based one-step visual grounding struggle with generalizing to varying input resolutions and aspect ratios. Alternatives introduce coordinate-free strategies yet suffer from learning under…

Machine Learning · Computer Science 2026-02-04 Xiaoce Wang , Guibin Zhang , Junzhe Li , Jinzhe Tu , Chun Li , Ming Li

Most existing methods in vision-language retrieval match two modalities by either comparing their global feature vectors which misses sufficient information and lacks interpretability, detecting objects in images or videos and aligning the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Xiaohan Zou , Changqiao Wu , Lele Cheng , Zhongyuan Wang

Scaling up autoregressive models in vision has not proven as beneficial as in large language models. In this work, we investigate this scaling problem in the context of text-to-image generation, focusing on two critical factors: whether…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Lijie Fan , Tianhong Li , Siyang Qin , Yuanzhen Li , Chen Sun , Michael Rubinstein , Deqing Sun , Kaiming He , Yonglong Tian

Stable diffusion is an outstanding image generation model for text-to-image, but its time-consuming generation process remains a challenge due to the quadratic complexity of attention operations. Recent token merging methods improve…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Min-Jeong Lee , Hee-Dong Kim , Seong-Whan Lee

Prior motion generation largely follows two paradigms: continuous diffusion models that excel at kinematic control, and discrete token-based generators that are effective for semantic conditioning. To combine their strengths, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Chenyang Gu , Mingyuan Zhang , Haozhe Xie , Zhongang Cai , Lei Yang , Ziwei Liu

Autoregressive Model (AR) has shown remarkable success in conditional image generation. However, these approaches for multiple reference generation struggle with decoupling different reference identities. In this work, we propose the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Haiyue Sun , Qingdong He , Jinlong Peng , Peng Tang , Jiangning Zhang , Junwei Zhu , Xiaobin Hu , Shuicheng Yan

Effectively handling temporal redundancy remains a key challenge in learning video models. Prevailing approaches often treat each set of frames independently, failing to effectively capture the temporal dependencies and redundancies…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Xiang Fan , Xiaohang Sun , Kushan Thakkar , Zhu Liu , Vimal Bhat , Ranjay Krishna , Xiang Hao

Most existing image tokenizers encode images into a fixed number of tokens or patches, overlooking the inherent variability in image complexity. To address this, we introduce Content-Adaptive Tokenizer (CAT), which dynamically adjusts…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Junhong Shen , Kushal Tirumala , Michihiro Yasunaga , Ishan Misra , Luke Zettlemoyer , Lili Yu , Chunting Zhou

Current state-of-the-art image captioning models adopt autoregressive decoders, \ie they generate each word by conditioning on previously generated words, which leads to heavy latency during inference. To tackle this issue,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Yuanen Zhou , Yong Zhang , Zhenzhen Hu , Meng Wang