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State-of-the-art models for high-resolution image generation, such as BigGAN and VQVAE-2, require an incredible amount of compute resources and/or time (512 TPU-v3 cores) to train, putting them out of reach for the larger research…

图像与视频处理 · 电气工程与系统科学 2020-10-27 Seungwook Han , Akash Srivastava , Cole Hurwitz , Prasanna Sattigeri , David D. Cox

Recently image inpainting has witnessed rapid progress due to generative adversarial networks (GAN) that are able to synthesize realistic contents. However, most existing GAN-based methods for semantic inpainting apply an auto-encoder…

计算机视觉与模式识别 · 计算机科学 2017-12-22 Haofeng Li , Guanbin Li , Liang Lin , Yizhou Yu

Generative learned image compression methods using Vector Quantization (VQ) have recently shown impressive potential in balancing distortion and perceptual quality. However, these methods typically estimate the entropy of VQ indices using a…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Niu Yi , Xu Tianyi , Ma Mingming , Wang Xinkun

Zero-shot quantization (ZSQ) enables neural network compression without original training data, making it a promising solution for restricted data access scenarios. To compensate for the lack of data, recent ZSQ methods typically rely on…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Inpyo Hong , Youngwan Jo , Hyojeong Lee , Sunghyun Ahn , Kijung Lee , Sanghyun Park

Vision-Language Models (VLMs) achieve outstanding performance, yet their huge model size severely hinders deployment on edge devices with limited resources. As an efficient model compression technique, vector quantization (VQ) excels in…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Zhong Wang , Zukang Xu , Xing Hu , Dawei Yang

Recent advances in auto-regressive transformers have achieved remarkable success in generative modeling. However, text-to-3D generation remains challenging, primarily due to bottlenecks in learning discrete 3D representations. Specifically,…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Zongcheng Han , Dongyan Cao , Haoran Sun , Yu Hong

Single Image Super-resolution (SISR) produces high-resolution images with fine spatial resolutions from aremotely sensed image with low spatial resolution. Recently, deep learning and generative adversarial networks(GANs) have made…

图像与视频处理 · 电气工程与系统科学 2022-02-01 Fayaz Ali Dharejo , Farah Deeba , Yuanchun Zhou , Bhagwan Das , Munsif Ali Jatoi , Muhammad Zawish , Yi Du , Xuezhi Wang

Visual tokenization via auto-encoding empowers state-of-the-art image and video generative models by compressing pixels into a latent space. Although scaling Transformer-based generators has been central to recent advances, the tokenizer…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Philippe Hansen-Estruch , David Yan , Ching-Yao Chung , Orr Zohar , Jialiang Wang , Tingbo Hou , Tao Xu , Sriram Vishwanath , Peter Vajda , Xinlei Chen

Metrics for evaluating generative models aim to measure the discrepancy between real and generated images. The often-used Frechet Inception Distance (FID) metric, for example, extracts "high-level" features using a deep network from the two…

计算机视觉与模式识别 · 计算机科学 2022-01-24 Gaurav Parmar , Richard Zhang , Jun-Yan Zhu

This paper introduces a novel generative encoder (GE) model for generative imaging and image processing with applications in compressed sensing and imaging, image compression, denoising, inpainting, deblurring, and super-resolution. The GE…

图像与视频处理 · 电气工程与系统科学 2019-06-03 Lin Chen , Haizhao Yang

Generative semantic communication (Gen-SemCom) with large artificial intelligence (AI) model promises a transformative paradigm for 6G networks, which reduces communication costs by transmitting low-dimensional prompts rather than raw data.…

图像与视频处理 · 电气工程与系统科学 2025-05-16 Jianhao Huang , Qunsong Zeng , Kaibin Huang

Generative adversarial networks (GANs) are a machine learning technique capable of producing high-quality synthetic images. In the field of materials science, when a crystallographic dataset includes inadequate or difficult-to-obtain…

Semantic image synthesis aims at generating photorealistic images from semantic layouts. Previous approaches with conditional generative adversarial networks (GAN) show state-of-the-art performance on this task, which either feed the…

计算机视觉与模式识别 · 计算机科学 2020-01-13 Xihui Liu , Guojun Yin , Jing Shao , Xiaogang Wang , Hongsheng Li

Quantization is a widely adopted technique for deep neural networks to reduce the memory and computational resources required. However, when quantized, most models would need a suitable calibration process to keep their performance intact,…

计算机视觉与模式识别 · 计算机科学 2023-05-11 Athanasios Masouris , Mansi Sharma , Adrian Boguszewski , Alexander Kozlov , Zhuo Wu , Raymond Lo

Synthesizing a realistic image from textual description is a major challenge in computer vision. Current text to image synthesis approaches falls short of producing a highresolution image that represent a text descriptor. Most existing…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Haileleol Tibebu , Aadil Malik , Varuna De Silva

Although recent works on neural vocoder have improved the quality of synthesized audio, there still exists a gap between generated and ground-truth audio in frequency space. This difference leads to spectral artifacts such as hissing noise…

音频与语音处理 · 电气工程与系统科学 2021-06-15 Ji-Hoon Kim , Sang-Hoon Lee , Ji-Hyun Lee , Seong-Whan Lee

Data-free quantization (DFQ) enables model quantization without accessing real data, addressing concerns regarding data security and privacy. With the growing adoption of Vision Transformers (ViTs), DFQ for ViTs has garnered significant…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Yunshan Zhong , Yuyao Zhou , Yuxin Zhang , Wanchen Sui , Shen Li , Yong Li , Fei Chao , Rongrong Ji

Image tokenizers are crucial for visual generative models, e.g., diffusion models (DMs) and autoregressive (AR) models, as they construct the latent representation for modeling. Increasing token length is a common approach to improve the…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Xiang Li , Kai Qiu , Hao Chen , Jason Kuen , Jiuxiang Gu , Bhiksha Raj , Zhe Lin

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…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Zhiliang Peng , Li Dong , Hangbo Bao , Qixiang Ye , Furu Wei

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…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Alaaeldin El-Nouby , Matthew J. Muckley , Karen Ullrich , Ivan Laptev , Jakob Verbeek , Hervé Jégou