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Real-world image super-resolution (RISR) has received increased focus for improving the quality of SR images under unknown complex degradation. Existing methods rely on the heavy SR models to enhance low-resolution (LR) images of different…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Junbo Qiao , Shaohui Lin , Yunlun Zhang , Wei Li , Jie Hu , Gaoqi He , Changbo Wang , Lizhuang Ma

By benefiting from perceptual losses, recent studies have improved significantly the performance of the super-resolution task, where a high-resolution image is resolved from its low-resolution counterpart. Although such objective functions…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Mohammad Saeed Rad , Behzad Bozorgtabar , Urs-Viktor Marti , Max Basler , Hazim Kemal Ekenel , Jean-Philippe Thiran

Scene text image contains two levels of contents: visual texture and semantic information. Although the previous scene text recognition methods have made great progress over the past few years, the research on mining semantic information to…

计算机视觉与模式识别 · 计算机科学 2020-03-30 Deli Yu , Xuan Li , Chengquan Zhang , Junyu Han , Jingtuo Liu , Errui Ding

Blur detection aims at segmenting the blurred areas of a given image. Recent deep learning-based methods approach this problem by learning an end-to-end mapping between the blurred input and a binary mask representing the localization of…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Aitor Alvarez-Gila , Adrian Galdran , Estibaliz Garrote , Joost van de Weijer

Security concerns has been kept on increasing, so it is important for everyone to keep their property safe from thefts and destruction. So the need for surveillance techniques are also increasing. The system has been developed to detect the…

计算机视觉与模式识别 · 计算机科学 2015-06-23 Nayyab Naseem , Mehreen Sirshar

3D scenes are dominated by a large number of background points, which is redundant for the detection task that mainly needs to focus on foreground objects. In this paper, we analyze major components of existing sparse 3D CNNs and find that…

计算机视觉与模式识别 · 计算机科学 2022-09-29 Jianhui Liu , Yukang Chen , Xiaoqing Ye , Zhuotao Tian , Xiao Tan , Xiaojuan Qi

Text segmentation tasks have a very wide range of application values, such as image editing, style transfer, watermark removal, etc.However, existing public datasets are of poor quality of pixel-level labels that have been shown to be…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Yibo Wang , Yunhu Ye , Yuanpeng Mao , Yanwei Yu , Yuanping Song

In deep CNN based models for semantic segmentation, high accuracy relies on rich spatial context (large receptive fields) and fine spatial details (high resolution), both of which incur high computational costs. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Ping Hu , Federico Perazzi , Fabian Caba Heilbron , Oliver Wang , Zhe Lin , Kate Saenko , Stan Sclaroff

Visual surveillance aims to perform robust foreground object detection regardless of the time and place. Object detection shows good results using only spatial information, but foreground object detection in visual surveillance requires…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Keong-Hun Choi , Jong-Eun Ha

Simultaneous Localization and Mapping (SLAM) plays an important role in many robotics fields, including social robots. Many of the available visual SLAM methods are based on the assumption of a static world and struggle in dynamic…

机器人学 · 计算机科学 2025-10-06 Mobin Habibpour , Alireza Nemati , Ali Meghdari , Alireza Taheri , Shima Nazari

This paper addresses the challenges associated with hyperspectral image (HSI) reconstruction from miniaturized satellites, which often suffer from stripe effects and are computationally resource-limited. We propose a Real-Time Compressed…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Chih-Chung Hsu , Chih-Yu Jian , Eng-Shen Tu , Chia-Ming Lee , Guan-Lin Chen

Semantic segmentation is a critical technique for effective scene understanding. Traditional RGB-T semantic segmentation models often struggle to generalize across diverse scenarios due to their reliance on pretrained models and predefined…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Meng Yu , Luojie Yang , Xunjie He , Yi Yang , Yufeng Yue

Super-resolution (SR) is a key technique for improving the visual quality of video content by increasing its spatial resolution while reconstructing fine details. SR has been employed in many applications including video streaming, where…

图像与视频处理 · 电气工程与系统科学 2025-07-10 Yuxuan Jiang , Jakub Nawała , Chen Feng , Fan Zhang , Xiaoqing Zhu , Joel Sole , David Bull

The state of the art in video super-resolution (SR) are techniques based on deep learning, but they perform poorly on real-world videos (see Figure 1). The reason is that training image-pairs are commonly created by downscaling a…

计算机视觉与模式识别 · 计算机科学 2021-05-07 Noam Elron , Alex Itskovich , Shahar S. Yuval , Noam Levy

Weakly-supervised temporal action localization is a very challenging problem because frame-wise labels are not given in the training stage while the only hint is video-level labels: whether each video contains action frames of interest.…

计算机视觉与模式识别 · 计算机科学 2019-11-25 Pilhyeon Lee , Youngjung Uh , Hyeran Byun

The $\ell_1$ tracker obtains robustness by seeking a sparse representation of the tracking object via $\ell_1$ norm minimization \cite{Xue_ICCV_09_Track}. However, the high computational complexity involved in the $ \ell_1 $ tracker…

计算机视觉与模式识别 · 计算机科学 2010-12-14 Hanxi Li , Chunhua Shen , Qinfeng Shi

In recent years, the field of intelligent transportation systems (ITS) has achieved remarkable success, which is mainly due to the large amount of available annotation data. However, obtaining these annotated data has to afford expensive…

机器学习 · 计算机科学 2022-11-30 Quan Feng , Jiayu Yao , Zhison Pan , Guojun Zhou

Scene understanding is an important capability for robots acting in unstructured environments. While most SLAM approaches provide a geometrical representation of the scene, a semantic map is necessary for more complex interactions with the…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Radu Alexandru Rosu , Jan Quenzel , Sven Behnke

Semantic segmentation benefits robotics related applications especially autonomous driving. Most of the research on semantic segmentation is only on increasing the accuracy of segmentation models with little attention to computationally…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Mennatullah Siam , Mostafa Gamal , Moemen Abdel-Razek , Senthil Yogamani , Martin Jagersand

We introduce a real-time, high-resolution background replacement technique which operates at 30fps in 4K resolution, and 60fps for HD on a modern GPU. Our technique is based on background matting, where an additional frame of the background…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Shanchuan Lin , Andrey Ryabtsev , Soumyadip Sengupta , Brian Curless , Steve Seitz , Ira Kemelmacher-Shlizerman