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Related papers: Masked Vector Quantization

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Masked image generation (MIG) has demonstrated remarkable efficiency and high-fidelity images by enabling parallel token prediction. Existing methods typically rely solely on the model itself to learn semantic dependencies among visual…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Guotao Liang , Baoquan Zhang , Zhiyuan Wen , Zihao Han , Yunming Ye

Vector quantization is a technique in machine learning that discretizes continuous representations into a set of discrete vectors. It is widely employed in tokenizing data representations for large language models, diffusion models, and…

Machine Learning · Computer Science 2026-03-19 Wenhao Zhao , Qiran Zou , Rushi Shah , Yudi Wu , Zhouhan Lin , Dianbo Liu

This paper presents SimMIM, a simple framework for masked image modeling. We simplify recently proposed related approaches without special designs such as block-wise masking and tokenization via discrete VAE or clustering. To study what let…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Zhenda Xie , Zheng Zhang , Yue Cao , Yutong Lin , Jianmin Bao , Zhuliang Yao , Qi Dai , Han Hu

Embedding high-dimensional data into resource-limited quantum devices remains a significant challenge for practical quantum machine learning. In multimodal face anti-spoofing, while linear compression methods such as principal component…

Quantum Physics · Physics 2026-03-31 Wanqi Sun , Jungang Xu , Chenghua Duan

Visual Mamba networks (ViMs) extend the selective state space model (Mamba) to various vision tasks and demonstrate significant potential. As a promising compression technique, vector quantization (VQ) decomposes network weights into…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Juncan Deng , Shuaiting Li , Zeyu Wang , Kedong Xu , Hong Gu , Kejie Huang

Model quantization is a widely used technique to compress and accelerate deep neural network (DNN) inference. Emergent DNN hardware accelerators begin to support mixed precision (1-8 bits) to further improve the computation efficiency,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Kuan Wang , Zhijian Liu , Yujun Lin , Ji Lin , Song Han

Embedding vectors are widely used for representing unstructured data and searching through it for semantically similar items. However, the large size of these vectors, due to their high-dimensionality, creates problems for modern vector…

Machine Learning · Computer Science 2025-09-24 Mariano Tepper , Ted Willke

The remarkable performance of large multimodal models (LMMs) has attracted significant interest from the image segmentation community. To align with the next-token-prediction paradigm, current LMM-driven segmentation methods either use…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Tao Wang , Changxu Cheng , Lingfeng Wang , Senda Chen , Wuyue Zhao

Masked video modeling~(MVM) has emerged as a highly effective pre-training strategy for visual foundation models, whereby the model reconstructs masked spatiotemporal tokens using information from visible tokens. However, a key challenge in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Ayush K. Rai , Kyle Min , Tarun Krishna , Feiyan Hu , Alan F. Smeaton , Noel E. O'Connor

Recent neural compression methods have been based on the popular hyperprior framework. It relies on Scalar Quantization and offers a very strong compression performance. This contrasts from recent advances in image generation and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Alaaeldin El-Nouby , Matthew J. Muckley , Karen Ullrich , Ivan Laptev , Jakob Verbeek , Hervé Jégou

Visual question answering (VQA) is challenging because it requires a simultaneous understanding of both visual content of images and textual content of questions. To support the VQA task, we need to find good solutions for the following…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Zhou Yu , Jun Yu , Chenchao Xiang , Jianping Fan , Dacheng Tao

Quantization has been proven to be an effective method for reducing the computing and/or storage cost of DNNs. However, the trade-off between the quantization bitwidth and final accuracy is complex and non-convex, which makes it difficult…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Cheng Gong , Yao Chen , Ye Lu , Tao Li , Cong Hao , Deming Chen

Product Quantization (PQ) has long been a mainstream for generating an exponentially large codebook at very low memory/time cost. Despite its success, PQ is still tricky for the decomposition of high-dimensional vector space, and the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Lianli Gao , Xiaosu Zhu , Jingkuan Song , Zhou Zhao , Heng Tao Shen

Masked image modeling (MIM) has demonstrated impressive results in self-supervised representation learning by recovering corrupted image patches. However, most existing studies operate on low-level image pixels, which hinders the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Zhiliang Peng , Li Dong , Hangbo Bao , Qixiang Ye , Furu Wei

Masking strategies commonly employed in natural language processing are still underexplored in vision tasks such as concept learning, where conventional methods typically rely on full images. However, using masked images diversifies…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Yuwei Sun , Lu Mi , Ippei Fujisawa , Ruiqiao Mei , Jimin Chen , Siyu Zhu , Ryota Kanai

A learning-based framework for representation of domain-specific images is proposed where joint compression and denoising can be done using a VQ-based multi-layer network. While it learns to compress the images from a training set, the…

Computer Vision and Pattern Recognition · Computer Science 2017-07-10 Sohrab Ferdowsi , Slava Voloshynovskiy , Dimche Kostadinov

The vector quantization is a widely used method to map continuous representation to discrete space and has important application in tokenization for generative mode, bottlenecking information and many other tasks in machine learning. Vector…

Machine Learning · Computer Science 2024-10-15 Mingyuan Yan , Jiawei Wu , Rushi Shah , Dianbo Liu

Benefiting from masked visual modeling, self-supervised video representation learning has achieved remarkable progress. However, existing methods focus on learning representations from scratch through reconstructing low-level features like…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Rui Wang , Dongdong Chen , Zuxuan Wu , Yinpeng Chen , Xiyang Dai , Mengchen Liu , Lu Yuan , Yu-Gang Jiang

Vector quantization has emerged as a powerful tool in large-scale multimodal models, unifying heterogeneous representations through discrete token encoding. However, its effectiveness hinges on robust codebook design. Current…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Hongxuan Li , Wencheng Zhu , Huiying Xu , Xinzhong Zhu , Pengfei Zhu

We present Channel-wise Vector Quantization (CVQ), a novel image tokenization paradigm that replaces patch-wise tokens with channel-wise tokens. Unlike conventional vector quantization, which assigns a discrete token to each patch feature…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Wei Song , Tianhang Wang , Yitong Chen , Tong Zhang , Zuxuan Wu , Ming Li , Jiaqi Wang , Kaicheng Yu