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Transferring large volumes of high-resolution images during wind turbine inspections introduces a bottleneck in assessing and detecting severe defects. Efficient coding must preserve high fidelity in blade regions while aggressively…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Raül Pérez-Gonzalo , Andreas Espersen , Søren Forchhammer , Antonio Agudo

Contrastive language-image pretraining (CLIP) using image-text pairs has achieved impressive results on image classification in both zero-shot and transfer learning settings. However, we show that directly applying such models to recognize…

计算机视觉与模式识别 · 计算机科学 2021-12-17 Yiwu Zhong , Jianwei Yang , Pengchuan Zhang , Chunyuan Li , Noel Codella , Liunian Harold Li , Luowei Zhou , Xiyang Dai , Lu Yuan , Yin Li , Jianfeng Gao

Point cloud data is pivotal in applications like autonomous driving, virtual reality, and robotics. However, its substantial volume poses significant challenges in storage and transmission. In order to obtain a high compression ratio,…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Xie Liang , Gao Wei , Zhenghui Ming , Li Ge

The Object-Based Image Coding (OBIC) that was extensively studied about two decades ago, promised a vast application perspective for both ultra-low bitrate communication and high-level semantical content understanding, but it had rarely…

图像与视频处理 · 电气工程与系统科学 2020-03-20 Qi Xia , Haojie Liu , Zhan Ma

Entropy coding is widely used in typical learned image compression (LIC) that converts latents into a compact bitstream. However, entropy coding is typically sequential and becomes the coding latency bottleneck. To overcome it, we present…

图像与视频处理 · 电气工程与系统科学 2026-05-25 Hao Cao , Wenqi Guo , Zhijin Qin , Jungong Han

We propose Neural Image Compression (NIC), a two-step method to build convolutional neural networks for gigapixel image analysis solely using weak image-level labels. First, gigapixel images are compressed using a neural network trained in…

计算机视觉与模式识别 · 计算机科学 2020-04-16 David Tellez , Geert Litjens , Jeroen van der Laak , Francesco Ciompi

The search for image compression optimization techniques is a topic of constant interest both in and out of academic circles. One method that shows promise toward future improvements in this field is image colorization since image…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Ian Tassin , Kristen Goebel , Brittany Lasher

With the wide application of stereo images in various fields, the research on stereo image compression (SIC) attracts extensive attention from academia and industry. The core of SIC is to fully explore the mutual information between the…

多媒体 · 计算机科学 2024-12-03 Yongqi Zhai , Luyang Tang , Yi Ma , Rui Peng , Ronggang Wang

Deep neural networks represent a powerful class of function approximators that can learn to compress and reconstruct images. Existing image compression algorithms based on neural networks learn quantized representations with a constant…

计算机视觉与模式识别 · 计算机科学 2018-02-09 David Minnen , George Toderici , Michele Covell , Troy Chinen , Nick Johnston , Joel Shor , Sung Jin Hwang , Damien Vincent , Saurabh Singh

With the increasing number of images and videos consumed by computer vision algorithms, compression methods are evolving to consider both perceptual quality and performance in downstream tasks. Traditional codecs can tackle this problem by…

图像与视频处理 · 电气工程与系统科学 2024-08-14 Samuel Fernández Menduiña , Eduardo Pavez , Antonio Ortega

This paper proposes a scalable and straightforward pre-training paradigm for efficient visual conceptual representation called occluded image contrastive learning (OCL). Our OCL approach is simple: we randomly mask patches to generate…

计算机视觉与模式识别 · 计算机科学 2025-02-17 Xiaoyu Yang , Lijian Xu , Hongsheng Li , Shaoting Zhang

Natural language often struggles to accurately associate positional and attribute information with multiple instances, which limits current text-based visual generation models to simpler compositions featuring only a few dominant instances.…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Yuchao Gu , Yipin Zhou , Yunfan Ye , Yixin Nie , Licheng Yu , Pingchuan Ma , Kevin Qinghong Lin , Mike Zheng Shou

ROI extraction is an active but challenging task in remote sensing because of the complicated landform, the complex boundaries and the requirement of annotations. Weakly supervised learning (WSL) aims at learning a mapping from input image…

计算机视觉与模式识别 · 计算机科学 2023-05-11 Lingfeng He , Mengze Xu , Jie Ma

Rate-distortion optimization (RDO) of codecs, where distortion is quantified by the mean-square error, has been a standard practice in image/video compression over the years. RDO serves well for optimization of codec performance for…

图像与视频处理 · 电气工程与系统科学 2021-05-03 Ogun Kirmemis , A. Murat Tekalp

Learned image compression sits at the intersection of machine learning and image processing. With advances in deep learning, neural network-based compression methods have emerged. In this process, an encoder maps the image to a…

计算机视觉与模式识别 · 计算机科学 2025-09-15 Fabien Allemand , Attilio Fiandrotti , Sumanta Chaudhuri , Alaa Eddine Mazouz

Region-of-Interest (ROI) tomography aims at reconstructing a region of interest $C$ inside a body using only x-ray projections intersecting $C$ with the goal to reduce overall radiation exposure when only a small specific region of the body…

The high computational costs associated with large deep learning models significantly hinder their practical deployment. Model pruning has been widely explored in deep learning literature to reduce their computational burden, but its…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Md Adnan Faisal Hossain , Fengqing Zhu

Recently many works attempt to develop image compression models based on deep learning architectures, where the uniform scalar quantizer (SQ) is commonly applied to the feature maps between the encoder and decoder. In this paper, we propose…

图像与视频处理 · 电气工程与系统科学 2020-01-28 Binglin Li , Mohammad Akbari , Jie Liang , Yang Wang

The gap in representations between image and video makes Image-to-Video Re-identification (I2V Re-ID) challenging, and recent works formulate this problem as a knowledge distillation (KD) process. In this paper, we propose a mutual…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Pichao Wang , Fan Wang , Hao Li

In contrast to human vision, common recognition algorithms often fail on partially occluded images. We propose characterizing, empirically, the algorithmic limits by finding a minimal recognizable patch (MRP) that is by itself sufficient to…

计算机视觉与模式识别 · 计算机科学 2020-10-13 Mark Fonaryov , Michael Lindenbaum