中文
相关论文

相关论文: Stroke-based Cyclic Amplifier: Image Super-Resolut…

200 篇论文

Ultra-high-resolution image generation poses great challenges, such as increased semantic planning complexity and detail synthesis difficulties, alongside substantial training resource demands. We present UltraPixel, a novel architecture…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Jingjing Ren , Wenbo Li , Haoyu Chen , Renjing Pei , Bin Shao , Yong Guo , Long Peng , Fenglong Song , Lei Zhu

In real-world applications, such as sharing photos on social media platforms, images are always not only sub-sampled but also heavily compressed thus often containing various artefacts. Simple methods for enhancing the resolution of such…

图像与视频处理 · 电气工程与系统科学 2022-11-23 Hongming Luo , Fei Zhou , Guangsen Liao , Guoping Qiu

Convolutional Sparse Coding (CSC) is a well-established image representation model especially suited for image restoration tasks. In this work, we extend the applicability of this model by proposing a supervised approach to convolutional…

计算机视觉与模式识别 · 计算机科学 2018-04-10 Lama Affara , Bernard Ghanem , Peter Wonka

Score-based diffusion models provide a powerful way to model images using the gradient of the data distribution. Leveraging the learned score function as a prior, here we introduce a way to sample data from a conditional distribution given…

图像与视频处理 · 电气工程与系统科学 2022-07-19 Hyungjin Chung , Jong Chul Ye

Convolutional Sparse Coding (CSC) has been attracting more and more attention in recent years, for making full use of image global correlation to improve performance on various computer vision applications. However, very few studies focus…

图像与视频处理 · 电气工程与系统科学 2019-08-06 Menglei Zhang , Zhou Liu , Lei Yu

Scene-aware Adaptive Compressive Sensing (ACS) has attracted significant interest due to its promising capability for efficient and high-fidelity acquisition of scene images. ACS typically prescribes adaptive sampling allocation (ASA) based…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Zhifu Tian , Tao Hu , Chaoyang Niu , Di Wu , Shu Wang

We consider the reconstruction problem of video compressive sensing (VCS) under the deep unfolding/rolling structure. Yet, we aim to build a flexible and concise model using minimum stages. Different from existing deep unfolding networks…

图像与视频处理 · 电气工程与系统科学 2022-01-24 Siming Zheng , Xiaoyu Yang , Xin Yuan

It is widely acknowledged that single image super-resolution (SISR) methods would not perform well if the assumed degradation model deviates from those in real images. Although several degradation models take additional factors into…

图像与视频处理 · 电气工程与系统科学 2021-10-01 Kai Zhang , Jingyun Liang , Luc Van Gool , Radu Timofte

In this study, we propose an enhanced image restoration model, SUPIR, based on the integration of two low-rank adaptive (LoRA) modules with the Stable Diffusion XL (SDXL) framework. Our method leverages the advantages of LoRA to fine-tune…

计算机视觉与模式识别 · 计算机科学 2024-09-02 Haiyang Zhao

The recently introduced Spatial Spectral Compressive Spectral Imager (SSCSI) has been proposed as an alternative to carry out spatial and spectral coding using a binary on-off coded aperture. In SSCSI, the pixel pitch size of the coded…

图像与视频处理 · 电气工程与系统科学 2019-01-16 Edgar Salazar , Alejandro Parada-Mayorga , Gonzalo R. Arce

We consider the problem of object recognition with a large number of classes. In order to overcome the low amount of labeled examples available in this setting, we introduce a new feature learning and extraction procedure based on a factor…

机器学习 · 计算机科学 2012-07-03 Ian Goodfellow , Aaron Courville , Yoshua Bengio

The most effective dimensionality reduction procedures produce interpretable features from the raw input space while also providing good performance for downstream supervised learning tasks. For many methods, this requires optimizing one or…

机器学习 · 计算机科学 2023-02-22 Leland Barnard , Farwa Ali , Hugo Botha , David T. Jones

Subspace clustering (SC) is a popular method for dimensionality reduction of high-dimensional data, where it generalizes Principal Component Analysis (PCA). Recently, several methods have been proposed to enhance the robustness of PCA and…

数据结构与算法 · 计算机科学 2015-06-09 Sanghyuk Chun , Yung-Kyun Noh , Jinwoo Shin

Although several image super-resolution solutions exist, they still face many challenges. CNN-based algorithms, despite the reduction in computational complexity, still need to improve their accuracy. While Transformer-based algorithms have…

计算机视觉与模式识别 · 计算机科学 2024-05-03 Nianzu Qiao , Lamei Di , Changyin Sun

Background elimination for noisy character images or character images from real scene is still a challenging problem, due to the bewildering backgrounds, uneven illumination, low resolution and different distortions. We propose a…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Zhewei Huang , Wen Heng , Yuanzheng Tao , Shuchang Zhou

Currently, transformer-based algorithms are making a splash in the domain of image deblurring. Their achievement depends on the self-attention mechanism with CNN stem to model long range dependencies between tokens. Unfortunately, this…

计算机视觉与模式识别 · 计算机科学 2025-01-16 Xingchi Chen , Xiuyi Jia , Zhuoran Zheng

Visual autoregressive (VAR) models have recently emerged as a promising alternative for image generation, offering stable training, non-iterative inference, and high-fidelity synthesis through next-scale prediction. This encourages the…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Cencen Liu , Dongyang Zhang , Wen Yin , Jielei Wang , Tianyu Li , Ji Guo , Wenbo Jiang , Guoqing Wang , Guoming Lu

Stereo Imaging technology integration into medical diagnostics and surgeries brings a great revolution in the field of medical sciences. Now, surgeons and physicians have better insight into the anatomy of patients' organs. Like other…

图像与视频处理 · 电气工程与系统科学 2024-09-01 Mansoor Hayat , Supavadee Armvith , Titipat Achakulvisut

In the practical application of restoring low-resolution gray-scale images, we generally need to run three separate processes of image colorization, super-resolution, and dows-sampling operation for the target device. However, this pipeline…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Jiangning Zhang , Chao Xu , Jian Li , Yue Han , Yabiao Wang , Ying Tai , Yong Liu

Spike cameras, as an innovative neuromorphic camera that captures scenes with the 0-1 bit stream at 40 kHz, are increasingly employed for the 3D reconstruction task via Neural Radiance Fields (NeRF) or 3D Gaussian Splatting (3DGS). Previous…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Kang Chen , Jiyuan Zhang , Zecheng Hao , Yajing Zheng , Tiejun Huang , Zhaofei Yu