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Video Salient Document Detection (VSDD) is an essential task of practical computer vision, which aims to highlight visually salient document regions in video frames. Previous techniques for VSDD focus on learning features without…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Hemraj Singh , Mridula Verma , Ramalingaswamy Cheruku

Deep Models are increasingly becoming prevalent in summarization problems (e.g. document, video and images) due to their ability to learn complex feature interactions and representations. However, they do not model characteristics such as…

机器学习 · 计算机科学 2020-10-20 Suraj Kothawade , Jiten Girdhar , Chandrashekhar Lavania , Rishabh Iyer

Convolutional neural networks (CNNs) have shown great effectiveness in medical image segmentation. However, they may be limited in modeling large inter-subject variations in organ shapes and sizes and exploiting global long-range contextual…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Jin Yang , Daniel S. Marcus , Aristeidis Sotiras

Intelligent video summarization algorithms allow to quickly convey the most relevant information in videos through the identification of the most essential and explanatory content while removing redundant video frames. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Tianrui Liu , Qingjie Meng , Jun-Jie Huang , Athanasios Vlontzos , Daniel Rueckert , Bernhard Kainz

In TDD massive MIMO systems, channel estimation under sparse frequency-hopping pilots is challenging: each snapshot captures only one narrow pilot block that hops across frequency, with tens of milliseconds between adjacent snapshots.…

信号处理 · 电气工程与系统科学 2026-04-08 Yufei Ma , Xu Zhu , Tiejun Li

Video super-resolution (VSR) is a task that aims to reconstruct high-resolution (HR) frames from the low-resolution (LR) reference frame and multiple neighboring frames. The vital operation is to utilize the relative misaligned frames for…

计算机视觉与模式识别 · 计算机科学 2022-11-04 Meiqin Liu , Shuo Jin , Chao Yao , Chunyu Lin , Yao Zhao

Recent advances in interactive 3D segmentation from 2D images have demonstrated impressive performance. However, current models typically require extensive scene-specific training to accurately reconstruct and segment objects, which limits…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Yansong Guo , Jie Hu , Yansong Qu , Liujuan Cao

Video object detection is a fundamental yet challenging task in computer vision. One practical solution is to take advantage of temporal information from the video and apply feature aggregation to enhance the object features in each frame.…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Yiming Cui

Long video understanding presents challenges due to the inherent high computational complexity and redundant temporal information. An effective representation for long videos must efficiently process such redundancy while preserving…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Lan Wang , Yujia Chen , Du Tran , Vishnu Naresh Boddeti , Wen-Sheng Chu

As the demand for enabling high-level autonomous driving has increased in recent years and visual perception is one of the critical features to enable fully autonomous driving, in this paper, we introduce an efficient approach for…

计算机视觉与模式识别 · 计算机科学 2018-03-13 Liangfu Chen , Zeng Yang , Jianjun Ma , Zheng Luo

Multi-organ segmentation in medical image analysis is crucial for diagnosis and treatment planning. However, many factors complicate the task, including variability in different target categories and interference from complex backgrounds.…

图像与视频处理 · 电气工程与系统科学 2025-02-10 Lin Zhang , Wenbo Gao , Jie Yi , Yunyun Yang

Video summarisation can be posed as the task of extracting important parts of a video in order to create an informative summary of what occurred in the video. In this paper we introduce SummaryNet as a supervised learning framework for…

计算机视觉与模式识别 · 计算机科学 2020-02-24 Ziyad Jappie , David Torpey , Turgay Celik

The prediction of periodical time-series remains challenging due to various types of data distortions and misalignments. Here, we propose a novel model called Temporal embedding-enhanced convolutional neural Network (TeNet) to learn…

机器学习 · 计算机科学 2022-02-09 Jiajun Liu , Kun Zhao , Brano Kusy , Ji-rong Wen , Raja Jurdak

Salient object detection (SOD) in remote sensing images faces significant challenges due to large variations in object sizes, the computational cost of self-attention mechanisms, and the limitations of CNN-based extractors in capturing…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Bin Wan , Runmin Cong , Xiaofei Zhou , Hao Fang , Yaoqi Sun , Sam Kwong

Although various image-based domain adaptation (DA) techniques have been proposed in recent years, domain shift in videos is still not well-explored. Most previous works only evaluate performance on small-scale datasets which are saturated.…

计算机视觉与模式识别 · 计算机科学 2019-09-17 Min-Hung Chen , Zsolt Kira , Ghassan AlRegib , Jaekwon Yoo , Ruxin Chen , Jian Zheng

Although deep learning based methods have achieved great progress in unsupervised video object segmentation, difficult scenarios (e.g., visual similarity, occlusions, and appearance changing) are still not well-handled. To alleviate these…

计算机视觉与模式识别 · 计算机科学 2020-12-07 Daizong Liu , Dongdong Yu , Changhu Wang , Pan Zhou

In bandwidth-limited online video streaming, videos are usually downsampled and compressed. Although recent online video super-resolution (online VSR) approaches achieve promising results, they are still compute-intensive and fall short of…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Yuhang Wang , Hai Li , Shujuan Hou , Zhetao Dong , Xiaoyao Yang

Deep Neural Networks (DNNs) often rely on very large datasets for training. Given the large size of such datasets, it is conceivable that they contain certain samples that either do not contribute or negatively impact the DNN's…

机器学习 · 计算机科学 2020-11-10 Kashyap Chitta , Jose M. Alvarez , Elmar Haussmann , Clement Farabet

Video prediction has been considered a difficult problem because the video contains not only high-dimensional spatial information but also complex temporal information. Video prediction can be performed by finding features in recent frames,…

计算机视觉与模式识别 · 计算机科学 2019-07-16 Jungbeom Lee , Jangho Lee , Sungmin Lee , Sungroh Yoon

The Dynamic Saliency Prediction (DSP) task simulates the human selective attention mechanism to perceive the dynamic scene, which is significant and imperative in many vision tasks. Most of existing methods only consider visual cues, while…

计算机视觉与模式识别 · 计算机科学 2022-05-03 Hailong Ning , Bin Zhao , Zhanxuan Hu , Lang He , Ercheng Pei