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Visual tokenizer is a critical component for vision generation. However, the existing tokenizers often face unsatisfactory trade-off between compression ratios and reconstruction fidelity. To fill this gap, we introduce a powerful and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Shaobin Zhuang , Yiwei Guo , Canmiao Fu , Zhipeng Huang , Zeyue Tian , Xiaohui Li , Fangyikang Wang , Ying Zhang , Chen Li , Yali Wang

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

Recent advances in text-to-image generative models provide the ability to generate high-quality images from short text descriptions. These foundation models, when pre-trained on billion-scale datasets, are effective for various downstream…

Machine Learning · Computer Science 2023-07-06 Eric Lei , Yiğit Berkay Uslu , Hamed Hassani , Shirin Saeedi Bidokhti

Masked transformer models for class-conditional image generation have become a compelling alternative to diffusion models. Typically comprising two stages - an initial VQGAN model for transitioning between latent space and image space, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Mark Weber , Lijun Yu , Qihang Yu , Xueqing Deng , Xiaohui Shen , Daniel Cremers , Liang-Chieh Chen

We present a novel algorithm to reduce tensor compute required by a conditional image generation autoencoder without sacrificing quality of photo-realistic image generation. Our method is device agnostic, and can optimize an autoencoder for…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Nisarg A. Shah , Gaurav Bharaj

Vision tokenizers have gained a lot of attraction due to their scalability and compactness; previous works depend on old-school GAN-based hyperparameters, biased comparisons, and a lack of comprehensive analysis of the scaling behaviours.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Jiangtao Wang , Zhen Qin , Yifan Zhang , Vincent Tao Hu , Björn Ommer , Rania Briq , Stefan Kesselheim

The image tokenizer is a critical component in AR image generation, as it determines how rich and structured visual content is encoded into compact representations. Existing quantization-based tokenizers such as VQ-GAN primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Yiang Shi , Xiaoyang Guo , Wei Yin , Mingkai Jia , Qian Zhang , Xiaolin Hu , Wenyu Liu , Xinggang Wang

Generative diffusion models have emerged as powerful tools to synthetically produce training data, offering potential solutions to data scarcity and reducing labelling costs for downstream supervised deep learning applications. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Nicolo Resmini , Eugenio Lomurno , Cristian Sbrolli , Matteo Matteucci

We introduce Representation Tokenizer (RepTok), a generative modeling framework that represents an image using a single continuous latent token obtained from self-supervised vision transformers. Building on a pre-trained SSL encoder, we…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Ming Gui , Johannes Schusterbauer , Timy Phan , Felix Krause , Josh Susskind , Miguel Angel Bautista , Björn Ommer

Most evaluations of generative models rely on feature-distribution metrics such as FID, which operate on continuous recognition features that are explicitly trained to be invariant to appearance variations, and thus discard cues critical…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Zexi Jia , Pengcheng Luo , Yijia Zhong , Jinchao Zhang , Jie Zhou

Continuous image tokenizers enable efficient visual generation, and those based on variational frameworks can learn smooth, structured latent representations through KL regularization. Yet this often leads to posterior collapse when using…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Hengyu Zeng , Xin Gao , Guanghao Li , Yuxiang Yan , Jiaoyang Ruan , Junpeng Ma , Haoyu Albert Wang , Jian Pu

Image tokenizers play a critical role in shaping the performance of subsequent generative models. Since the introduction of VQ-GAN, discrete image tokenization has undergone remarkable advancements. Improvements in architecture,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Xiang Li , Kai Qiu , Hao Chen , Jason Kuen , Jiuxiang Gu , Jindong Wang , Zhe Lin , Bhiksha Raj

We describe an image compression method, consisting of a nonlinear analysis transformation, a uniform quantizer, and a nonlinear synthesis transformation. The transforms are constructed in three successive stages of convolutional linear…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Johannes Ballé , Valero Laparra , Eero P. Simoncelli

In this paper, we introduce a novel visual representation learning which relies on a handful of adaptively learned tokens, and which is applicable to both image and video understanding tasks. Instead of relying on hand-designed splitting…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Michael S. Ryoo , AJ Piergiovanni , Anurag Arnab , Mostafa Dehghani , Anelia Angelova

Deep generative models have become increasingly effective at producing realistic images from randomly sampled seeds, but using such models for controllable manipulation of existing images remains challenging. We propose the Swapping…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Taesung Park , Jun-Yan Zhu , Oliver Wang , Jingwan Lu , Eli Shechtman , Alexei A. Efros , Richard Zhang

Quantum generative modeling is a rapidly evolving discipline at the intersection of quantum computing and machine learning. Contemporary quantum machine learning is generally limited to toy examples or heavily restricted datasets with few…

Quantum Physics · Physics 2026-03-03 Jonas Jäger , Florian J. Kiwit , Carlos A. Riofrío

Traditional image and video compression algorithms rely on hand-crafted encoder/decoder pairs (codecs) that lack adaptability and are agnostic to the data being compressed. Here we describe the concept of generative compression, the…

Computer Vision and Pattern Recognition · Computer Science 2017-06-06 Shibani Santurkar , David Budden , Nir Shavit

Designed to learn long-range interactions on sequential data, transformers continue to show state-of-the-art results on a wide variety of tasks. In contrast to CNNs, they contain no inductive bias that prioritizes local interactions. This…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Patrick Esser , Robin Rombach , Björn Ommer

Vision Transformer models process input images by dividing them into a spatially regular grid of equal-size patches. Conversely, Transformers were originally introduced over natural language sequences, where each token represents a subword…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Tomer Ronen , Omer Levy , Avram Golbert

Visual tokenizers play a central role in latent image generation by bridging high-dimensional images and tractable generative modeling. However, most existing tokenizers are still trained with reconstruction-dominated objectives, which…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Qingfeng Li , Haoxian Zhang , Xu He , Songlin Tang , Zhixue Fang , Xiaoqiang Liu , Pengfei Wan Guoqi Li