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Related papers: VQFR: Blind Face Restoration with Vector-Quantized…

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Degraded images commonly exist in the general sources of character images, leading to unsatisfactory character recognition results. Existing methods have dedicated efforts to restoring degraded character images. However, the denoising…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Daqian Shi , Xiaolei Diao , Lida Shi , Hao Tang , Yang Chi , Chuntao Li , Hao Xu

Existing vector quantization (VQ) methods struggle with scalability, largely attributed to the instability of the codebook that undergoes partial updates during training. The codebook is prone to collapse as utilization decreases, due to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Fengyuan Shi , Zhuoyan Luo , Yixiao Ge , Yujiu Yang , Ying Shan , Limin Wang

We propose a robust and accurate non-parametric method for single-view 3D face reconstruction (SVFR). While tremendous efforts have been devoted to parametric SVFR, a visible gap still lies between the result 3D shape and the ground truth.…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Longwei Guo , Hao Zhu , Yuanxun Lu , Menghua Wu , Xun Cao

Visual Question Answering (VQA) has emerged as a highly engaging field in recent years, with increasing research focused on enhancing VQA accuracy through advanced models such as Transformers. Despite this growing interest, limited work has…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Zhilin Zhang , Fangyu Wu

Reliable face forgery detection algorithms are crucial for countering the growing threat of deepfake-driven disinformation. Previous research has demonstrated the potential of Multimodal Large Language Models (MLLMs) in identifying…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Siran Peng , Zipei Wang , Li Gao , Xiangyu Zhu , Tianshuo Zhang , Ajian Liu , Haoyuan Zhang , Zhen Lei

Fast, reliable decoders are pivotal components for enabling fault-tolerant quantum computation. Neural network decoders like AlphaQubit have demonstrated significant potential, achieving higher accuracy than traditional human-designed…

Quantum Physics · Physics 2025-09-05 Kai Zhang , Situ Wang , Linghang Kong , Fang Zhang , Zhengfeng Ji , Jianxin Chen

Blind face restoration endeavors to restore a clear face image from a degraded counterpart. Recent approaches employing Generative Adversarial Networks (GANs) as priors have demonstrated remarkable success in this field. However, these…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Xiaobin Lu , Xiaobin Hu , Jun Luo , Ben Zhu , Yaping Ruan , Wenqi Ren

Quantum computing (QC) promises significant advantages on certain hard computational tasks over classical computers. However, current quantum hardware, also known as noisy intermediate-scale quantum computers (NISQ), are still unable to…

Quantum Physics · Physics 2022-12-23 Elisha Siddiqui Matekole , Esther Ye , Ramya Iyer , Samuel Yen-Chi Chen

Vector quantization is a fundamental technique for compression and large-scale nearest neighbor search. For high-accuracy operating points, multi-codebook quantization associates data vectors with one element from each of multiple…

Machine Learning · Computer Science 2025-01-08 Théophane Vallaeys , Matthew Muckley , Jakob Verbeek , Matthijs Douze

The rapid advancement of large language models (LLMs) has intensified the need for effective mechanisms to transform continuous multimodal data into discrete representations suitable for language-based processing. Discrete tokenization,…

Computation and Language · Computer Science 2025-08-01 Jindong Li , Yali Fu , Jiahong Liu , Linxiao Cao , Wei Ji , Menglin Yang , Irwin King , Ming-Hsuan Yang

With the scale of vision Transformer-based models continuing to grow, finetuning these large-scale pretrained models for new tasks has become increasingly parameter-intensive. Visual prompt tuning is introduced as a parameter-efficient…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Runjia Zeng , Cheng Han , Qifan Wang , Chunshu Wu , Tong Geng , Lifu Huang , Ying Nian Wu , Dongfang Liu

This paper studies how to synthesize face images of non-existent persons, to create a dataset that allows effective training of face recognition (FR) models. Besides generating realistic face images, two other important goals are: 1) the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Haiyu Wu , Jaskirat Singh , Sicong Tian , Liang Zheng , Kevin W. Bowyer

Blur in facial images significantly impedes the efficiency of recognition approaches. However, most existing blind deconvolution methods cannot generate satisfactory results due to their dependence on strong edges, which are sufficient in…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Dayong Tian , Dacheng Tao

Quantum error-correction is a prerequisite for reliable quantum computation. Towards this goal, we present a recurrent, transformer-based neural network which learns to decode the surface code, the leading quantum error-correction code. Our…

Topological quantum codes, such as toric and surface codes, are excellent candidates for hardware implementation due to their robustness against errors and their local interactions between qubits. However, decoding these codes efficiently…

Quantum Physics · Physics 2024-09-16 Michele Pacenti , Mark F. Flanagan , Dimitris Chytas , Bane Vasic

Frame permutation quantization (FPQ) is a new vector quantization technique using finite frames. In FPQ, a vector is encoded using a permutation source code to quantize its frame expansion. This means that the encoding is a partial ordering…

Information Theory · Computer Science 2015-03-24 Ha Q. Nguyen , Vivek K Goyal , Lav R. Varshney

Recent advances in fMRI-based visual decoding have enabled compelling reconstructions of perceived images. However, most approaches rely on subject-specific training, limiting scalability and practical deployment. We introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Chenqian Le , Yilin Zhao , Nikasadat Emami , Kushagra Yadav , Xujin "Chris" Liu , Xupeng Chen , Yao Wang

While weakly supervised multi-view face reconstruction (MVR) is garnering increased attention, one critical issue still remains open: how to effectively interact and fuse multiple image information to reconstruct high-precision 3D models.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Weiguang Zhao , Chaolong Yang , Jianan Ye , Rui Zhang , Yuyao Yan , Xi Yang , Bin Dong , Amir Hussain , Kaizhu Huang

KV cache compression methods have mainly relied on scalar quantization techniques to reduce the memory requirements during decoding. In this work, we apply residual vector quantization, which has been widely used for high fidelity audio…

Machine Learning · Computer Science 2024-10-22 Ankur Kumar

Facial expression analysis is central to understanding human behavior, yet existing coding systems such as the Facial Action Coding System (FACS) are constrained by limited coverage and costly manual annotation. In this work, we introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Minh Tran , Maksim Siniukov , Zhangyu Jin , Mohammad Soleymani
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