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Autoregressive (AR) visual generation has emerged as a powerful paradigm for image and multimodal synthesis, owing to its scalability and generality. However, existing AR image generation suffers from severe memory bottlenecks due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Ziran Qin , Youru Lv , Mingbao Lin , Zeren Zhang , Chanfan Gan , Tieyuan Chen , Weiyao Lin

Building a unified visual tokenizer is essential for bridging the gap between visual understanding and generation. Yet existing approaches struggle with the inherent conflict between these tasks, as a single token space is forced to support…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Yiwei Guo , Shaobin Zhuang , Zhipeng Huang , Canmiao Fu , Chen Li , Jing Lyu , Yali Wang

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

Visual tokenization remains a core challenge in unifying visual understanding and generation within the autoregressive paradigm. Existing methods typically employ tokenizers in discrete latent spaces to align with the tokens from large…

Computer Vision and Pattern Recognition · Computer Science 2025-10-09 Ziyuan Huang , DanDan Zheng , Cheng Zou , Rui Liu , Xiaolong Wang , Kaixiang Ji , Weilong Chai , Jianxin Sun , Libin Wang , Yongjie Lv , Taozhi Huang , Jiajia Liu , Qingpei Guo , Ming Yang , Jingdong Chen , Jun Zhou

Autoregressive models, built based on the Next Token Prediction (NTP) paradigm, show great potential in developing a unified framework that integrates both language and vision tasks. Pioneering works introduce NTP to autoregressive visual…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yatian Pang , Peng Jin , Shuo Yang , Bin Lin , Bin Zhu , Zhenyu Tang , Liuhan Chen , Francis E. H. Tay , Ser-Nam Lim , Harry Yang , Li Yuan

This paper proposes a fundamentally new paradigm for image generation through set-based tokenization and distribution modeling. Unlike conventional methods that serialize images into fixed-position latent codes with a uniform compression…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Zigang Geng , Mengde Xu , Han Hu , Shuyang Gu

Autoregressive models have shown remarkable success in image generation by adapting sequential prediction techniques from language modeling. However, applying these approaches to images requires discretizing continuous pixel data through…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Ziyao Guo , Kaipeng Zhang , Michael Qizhe Shieh

Recent image generative models typically capture the image distribution in a pre-constructed latent space, relying on a frozen image tokenizer. However, there exists a significant discrepancy between the reconstruction and generation…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Kai Qiu , Xiang Li , Hao Chen , Jason Kuen , Xiaohao Xu , Jiuxiang Gu , Yinyi Luo , Bhiksha Raj , Zhe Lin , Marios Savvides

This paper presents Diffusion via Autoregressive models (D-AR), a new paradigm recasting the image diffusion process as a vanilla autoregressive procedure in the standard next-token-prediction fashion. We start by designing the tokenizer…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Ziteng Gao , Mike Zheng Shou

Recent advances in autoregressive (AR) models with continuous tokens for image generation show promising results by eliminating the need for discrete tokenization. However, these models face efficiency challenges due to their sequential…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Zhihang Yuan , Yuzhang Shang , Hanling Zhang , Tongcheng Fang , Rui Xie , Bingxin Xu , Yan Yan , Shengen Yan , Guohao Dai , Yu Wang

Masked Autoregressive (MAR) models promise better efficiency in visual generation than autoregressive (AR) models for the ability of parallel generation, yet their acceleration potential remains constrained by the modeling complexity of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Feihong Yan , Peiru Wang , Yao Zhu , Kaiyu Pang , Qingyan Wei , Huiqi Li , Linfeng Zhang

Autoregressive models have emerged as a powerful approach for visual generation but suffer from slow inference speed due to their sequential token-by-token prediction process. In this paper, we propose a simple yet effective approach for…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Yuqing Wang , Shuhuai Ren , Zhijie Lin , Yujin Han , Haoyuan Guo , Zhenheng Yang , Difan Zou , Jiashi Feng , Xihui Liu

Autoregressive (AR) approaches, which represent images as sequences of discrete tokens from a finite codebook, have achieved remarkable success in image generation. However, the quantization process and the limited codebook size inevitably…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Jinyuan Hu , Jiayou Zhang , Shaobo Cui , Kun Zhang , Guangyi Chen

We introduce CompTok, a training framework for learning visual tokenizers whose tokens are enhanced for compositionality. CompTok uses a token-conditioned diffusion decoder. By employing an InfoGAN-style objective, where we train a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Bingchen Zhao , Qiushan Guo , Ye Wang , Yixuan Huang , Zhonghua Zhai , Yu Tian

Recent advances in large language models (LLMs) have spurred interests in encoding images as discrete tokens and leveraging autoregressive (AR) frameworks for visual generation. However, the quantization process in AR-based visual…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Peng Zheng , Junke Wang , Yi Chang , Yizhou Yu , Rui Ma , Zuxuan Wu

We present Soft Tail-dropping Adaptive Tokenizer (STAT), a 1D discrete visual tokenizer that adaptively chooses the number of output tokens per image according to its structural complexity and level of detail. STAT encodes an image into a…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Zeyuan Chen , Kai Zhang , Zhuowen Tu , Yuanjun Xiong

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

This paper presents Randomized AutoRegressive modeling (RAR) for visual generation, which sets a new state-of-the-art performance on the image generation task while maintaining full compatibility with language modeling frameworks. The…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Qihang Yu , Ju He , Xueqing Deng , Xiaohui Shen , Liang-Chieh Chen

Autoregressive models have emerged as a powerful paradigm for visual content creation, but often overlook the intrinsic structural properties of visual data. Our prior work, IAR, initiated a direction to address this by reorganizing the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Ran Yi , Teng Hu , Zihan Su , Jiangning Zhang , Lizhuang Ma

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