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Related papers: End-to-End Vision Tokenizer Tuning

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The differing representation spaces required for visual understanding and generation pose a challenge in unifying them within the autoregressive paradigm of large language models. A vision tokenizer trained for reconstruction excels at…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Wei Song , Yuran Wang , Zijia Song , Yadong Li , Zenan Zhou , Long Chen , Jianhua Xu , Jiaqi Wang , Kaicheng Yu

Recently, the remarkable advance of the Large Language Model (LLM) has inspired researchers to transfer its extraordinary reasoning capability to both vision and language data. However, the prevailing approaches primarily regard the visual…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Yang Jin , Kun Xu , Kun Xu , Liwei Chen , Chao Liao , Jianchao Tan , Quzhe Huang , Bin Chen , Chenyi Lei , An Liu , Chengru Song , Xiaoqiang Lei , Di Zhang , Wenwu Ou , Kun Gai , Yadong Mu

Unifying multimodal understanding, generation and reconstruction representation in a single tokenizer remains a key challenge in building unified models. Previous research predominantly attempts to address this in a dual encoder paradigm,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Sinan Du , Jiahao Guo , Bo Li , Shuhao Cui , Zhengzhuo Xu , Yifu Luo , Yongxian Wei , Kun Gai , Xinggang Wang , Kai Wu , Chun Yuan

Subword tokenization is a commonly used input pre-processing step in most recent NLP models. However, it limits the models' ability to leverage end-to-end task learning. Its frequency-based vocabulary creation compromises tokenization in…

Computation and Language · Computer Science 2022-04-25 Md Mofijul Islam , Gustavo Aguilar , Pragaash Ponnusamy , Clint Solomon Mathialagan , Chengyuan Ma , Chenlei Guo

End-to-end text image translation (TIT), which aims at translating the source language embedded in images to the target language, has attracted intensive attention in recent research. However, data sparsity limits the performance of…

Computation and Language · Computer Science 2022-10-11 Cong Ma , Yaping Zhang , Mei Tu , Xu Han , Linghui Wu , Yang Zhao , Yu Zhou

Vision Language Models (VLMs) have become essential backbones for multimodal intelligence, yet significant safety challenges limit their real-world application. While textual inputs are often effectively safeguarded, adversarial visual…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Yi Ding , Bolian Li , Ruqi Zhang

We present AToken, the first unified visual tokenizer that achieves both high-fidelity reconstruction and semantic understanding across images, videos, and 3D assets. Unlike existing tokenizers that specialize in either reconstruction or…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Jiasen Lu , Liangchen Song , Mingze Xu , Byeongjoo Ahn , Yanjun Wang , Chen Chen , Afshin Dehghan , Yinfei Yang

Autoregressive (AR) video generative models rely on video tokenizers that compress pixels into discrete token sequences. The length of these token sequences is crucial for balancing reconstruction quality against downstream generation…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Tianwei Xiong , Jun Hao Liew , Zilong Huang , Zhijie Lin , Jiashi Feng , Xihui Liu

Non-overlapping patch-wise convolution is the default image tokenizer for all state-of-the-art vision Transformer (ViT) models. Even though many ViT variants have been proposed to improve its efficiency and accuracy, little research on…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Zhenhai Zhu , Radu Soricut

Tokenizer, serving as a translator to map the intricate visual data into a compact latent space, lies at the core of visual generative models. Based on the finding that existing tokenizers are tailored to image or video inputs, this paper…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Junke Wang , Yi Jiang , Zehuan Yuan , Binyue Peng , Zuxuan Wu , Yu-Gang Jiang

Unified models aim to support both understanding and generation by encoding images into discrete tokens and processing them alongside text within a single autoregressive framework. This unified design offers architectural simplicity and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Ziyao Wang , Chen Chen , Jingtao Li , Weiming Zhuang , Jiabo Huang , Ang Li , Lingjuan Lyu

There has been a recent explosion of computer vision models which perform many tasks and are composed of an image encoder (usually a ViT) and an autoregressive decoder (usually a Transformer). However, most of this work simply presents one…

Visual decoding from brain signals is a key challenge at the intersection of computer vision and neuroscience, requiring methods that bridge neural representations and computational models of vision. We introduce a tri-modal contrastive…

Machine Learning · Computer Science 2026-05-26 Zexuan Chen , Sichao Liu , Runhao Lu , Huichao Qi , Alexandra Woolgar , Xi Vincent Wang , Lihui Wang

Recent progress in scaling up large language models has shown impressive capabilities in performing few-shot learning across a wide range of text-based tasks. However, a key limitation is that these language models fundamentally lack visual…

Machine Learning · Computer Science 2023-02-06 Hao Liu , Wilson Yan , Pieter Abbeel

Contrastive pre-training on image-text pairs, exemplified by CLIP, becomes a standard technique for learning multi-modal visual-language representations. Although CLIP has demonstrated remarkable performance, training it from scratch on…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Jihao Liu , Jinliang Zheng , Boxiao Liu , Yu Liu , Hongsheng Li

In this paper, we explore the possibility of building a unified foundation model that can be adapted to both vision-only and text-only tasks. Starting from BERT and ViT, we design a unified transformer consisting of modality-specific…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Qing Li , Boqing Gong , Yin Cui , Dan Kondratyuk , Xianzhi Du , Ming-Hsuan Yang , Matthew Brown

Since traditional tokenizers are isolated from a downstream task and model, they cannot output an appropriate tokenization depending on the task and model, although recent studies imply that the appropriate tokenization improves the…

Computation and Language · Computer Science 2021-05-27 Tatsuya Hiraoka , Sho Takase , Kei Uchiumi , Atsushi Keyaki , Naoaki Okazaki

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

End-to-end (E2E) models in autonomous driving aim to directly map sensor inputs to control commands, but their ability to generalize to novel and complex scenarios remains a key challenge. The common practice of fully fine-tuning the vision…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Zeyu Dong , Yimin Zhu , Yu Wu , Yu Sun

We introduce Perception Encoder (PE), a state-of-the-art vision encoder for image and video understanding trained via simple vision-language learning. Traditionally, vision encoders have relied on a variety of pretraining objectives, each…