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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,…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Xiang Li , Kai Qiu , Hao Chen , Jason Kuen , Jiuxiang Gu , Jindong Wang , Zhe Lin , Bhiksha Raj

Variational autoencoders (VAE) encode data into lower-dimensional latent vectors before decoding those vectors back to data. Once trained, one can hope to detect out-of-distribution (abnormal) latent vectors, but several issues arise when…

机器学习 · 计算机科学 2026-05-12 Alejandro Ascarate , Leo Lebrat , Rodrigo Santa Cruz , Clinton Fookes , Olivier Salvado

Vector quantization approaches (VQ-VAE, VQ-GAN) learn discrete neural representations of images, but these representations are inherently position-dependent: codes are spatially arranged and contextually entangled, requiring autoregressive…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Jamie S. J. Stirling , Noura Al-Moubayed , Hubert P. H. Shum

There are many problems in physics, biology, and other natural sciences in which symbolic regression can provide valuable insights and discover new laws of nature. A widespread Deep Neural Networks do not provide interpretable solutions.…

机器学习 · 计算机科学 2023-01-18 Sergei Popov , Mikhail Lazarev , Vladislav Belavin , Denis Derkach , Andrey Ustyuzhanin

Variational Quantum Circuits (VQC) are promising models for quantum machine learning, but standard monolithic architectures face an expressivity--trainability dilemma: small circuits can be under-parameterized, while larger circuits are…

量子物理 · 物理学 2026-05-12 Howard Su , Chen-Yu Liu , Samuel Yen-Chi Chen , Kuan-Cheng Chen , Huan-Hsin Tseng

Recent studies have shown remarkable success in face manipulation task with the advance of GANs and VAEs paradigms, but the outputs are sometimes limited to low-resolution and lack of diversity. In this work, we propose Additive Focal…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Shengju Qian , Kwan-Yee Lin , Wayne Wu , Yangxiaokang Liu , Quan Wang , Fumin Shen , Chen Qian , Ran He

Efficient image tokenization with high compression ratios remains a critical challenge for training generative models. We present SoftVQ-VAE, a continuous image tokenizer that leverages soft categorical posteriors to aggregate multiple…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Hao Chen , Ze Wang , Xiang Li , Ximeng Sun , Fangyi Chen , Jiang Liu , Jindong Wang , Bhiksha Raj , Zicheng Liu , Emad Barsoum

Classical methods for model order selection often fail in scenarios with low SNR or few snapshots. Deep learning-based methods are promising alternatives for such challenging situations as they compensate lack of information in the…

信号处理 · 电气工程与系统科学 2023-12-07 Michael Baur , Franz Weißer , Benedikt Böck , Wolfgang Utschick

In this paper, we study a new problem arising from the emerging MPEG standardization effort Video Coding for Machine (VCM), which aims to bridge the gap between visual feature compression and classical video coding. VCM is committed to…

图像与视频处理 · 电气工程与系统科学 2020-01-10 Sifeng Xia , Kunchangtai Liang , Wenhan Yang , Ling-Yu Duan , Jiaying Liu

Achieving precise semantic control over the latent spaces of Variational AutoEncoders (VAEs) holds significant value for downstream tasks in NLP as the underlying generative mechanisms could be better localised, explained and improved upon.…

计算与语言 · 计算机科学 2024-02-02 Yingji Zhang , Danilo S. Carvalho , Marco Valentino , Ian Pratt-Hartmann , Andre Freitas

Existing neural architecture representation learning methods focus on continuous representation learning, typically using Variational Autoencoders (VAEs) to map discrete architectures onto a continuous Gaussian distribution. However,…

Neural networks are used for channel decoding, channel detection, channel evaluation, and resource management in multi-input and multi-output (MIMO) wireless communication systems. In this paper, we consider the problem of finding precoding…

信号处理 · 电气工程与系统科学 2022-05-06 Evgeny Bobrov , Alexander Markov , Sviatoslav Panchenko , Dmitry Vetrov

While inference-time scaling has significantly enhanced generative quality in large language and diffusion models, its application to vector-quantized (VQ) visual autoregressive modeling (VAR) remains unexplored. We introduce VAR-Scaling,…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Weidong Tang , Xinyan Wan , Siyu Li , Xiumei Wang

In this paper, we explore the use of a variational autoencoder (VAE), a deep generative model, to compress and generate images of dark matter density fields from $\Lambda$CDM like cosmological simulations. The VAE learns a compact,…

宇宙学与河外天体物理 · 物理学 2025-07-25 Jazhiel Chacón-Lavanderos , Isidro Gómez-Vargas , Ricardo Menchaca-Mendez , J. Alberto Vázquez

Many applications of quantum computing in the near term rely on variational quantum circuits (VQCs). They have been showcased as a promising model for reaching a quantum advantage in machine learning with current noisy intermediate scale…

量子物理 · 物理学 2022-10-25 Jonas Landman , Slimane Thabet , Constantin Dalyac , Hela Mhiri , Elham Kashefi

Vision Language Models (VLMs) are central to Visual Question Answering (VQA) systems and are typically deployed in the cloud due to their high computational demands. However, this cloud-only approach underutilizes edge computational…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Xiao Liu , Lijun Zhang , Deepak Ganesan , Hui Guan

Variational Quantum Circuits (VQC) lie at the forefront of quantum machine learning research. Still, the use of quantum networks for real data processing remains challenging as the number of available qubits cannot accommodate a large…

量子物理 · 物理学 2024-09-06 G. Maragkopoulos , A. Mandilara , A. Tsili , D. Syvridis

Recent advancements in learning Discrete Representations as opposed to continuous ones have led to state of art results in tasks that involve Language, Audio and Vision. Some latent factors such as words, phonemes and shapes are better…

机器学习 · 计算机科学 2020-04-14 Iordanis Fostiropoulos

Interpretable machine learning is rapidly becoming a crucial tool for scientific discovery. Among existing approaches, variational autoencoders (VAEs) have shown promise in extracting the hidden physical features of some input data, with no…

Quantum computing offers new opportunities for addressing complex classification tasks in biomedical applications. This study investigates two quantum machine learning models-the Quantum Support Vector Machine (QSVM) and the Variational…

量子物理 · 物理学 2025-04-16 Chi-Chuan Hwang , Cheng-Fang Su , Yi-Ang Hong
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