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The receptive field (RF), which determines the region of time series to be ``seen'' and used, is critical to improve the performance for time series classification (TSC). However, the variation of signal scales across and within time series…

机器学习 · 计算机科学 2022-12-21 Qiao Xiao , Boqian Wu , Yu Zhang , Shiwei Liu , Mykola Pechenizkiy , Elena Mocanu , Decebal Constantin Mocanu

Single-pixel imaging (SPI) is a promising imaging modality with distinctive advantages in strongly perturbed environments. Existing SPI methods lack physical sparsity constraints and overlook the integration of local and global features,…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Jijun Lu , Yifan Chen , Libang Chen , Yiqiang Zhou , Ye Zheng , Mingliang Chen , Zhe Sun , Xuelong Li

In this study, we propose a high-performance disparity (depth) estimation method using dual-pixel (DP) images with few parameters. Conventional end-to-end deep-learning methods have many parameters but do not fully exploit disparity…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Teppei Kurita , Yuhi Kondo , Legong Sun , Takayuki Sasaki , Sho Nitta , Yasuhiro Hashimoto , Yoshinori Muramatsu , Yusuke Moriuchi

Dense depth completion is essential for autonomous systems and 3D reconstruction. In this paper, a lightweight yet efficient network (S\&CNet) is proposed to obtain a good trade-off between efficiency and accuracy for the dense depth…

图像与视频处理 · 电气工程与系统科学 2019-08-30 Lei Zhang , Weihai Chen , Chao Hu , Xingming Wu , Zhengguo Li

Spectrum maps, which provide RF spectrum metrics such as power spectral density for every location in a geographic area, find numerous applications in wireless communications such as interference control, spectrum management, resource…

信号处理 · 电气工程与系统科学 2019-12-02 Yves Teganya , Daniel Romero

High-precision dichotomous image segmentation (DIS) is a task of extracting fine-grained objects from high-resolution images. Existing methods trade efficiency for accuracy: non-diffusion methods are fast but suffer from weak semantics and…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Xianjie Liu , Keren Fu , Qijun Zhao

Hyperspectral unmixing is a critical yet challenging task in hyperspectral image interpretation. Recently, great efforts have been made to solve the hyperspectral unmixing task via deep autoencoders. However, existing networks mainly focus…

图像与视频处理 · 电气工程与系统科学 2023-08-09 Lin Qi , Xuewen Qin , Feng Gao , Junyu Dong , Xinbo Gao

Recent algorithms for image manipulation detection almost exclusively use deep network models. These approaches require either dense pixelwise groundtruth masks, camera ids, or image metadata to train the networks. On one hand, constructing…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Susmit Agrawal , Prabhat Kumar , Siddharth Seth , Toufiq Parag , Maneesh Singh , Venkatesh Babu

Recently, MLP-based vision backbones have achieved promising performance in several visual recognition tasks. However, the existing MLP-based methods directly aggregate tokens with static weights, leaving the adaptability to different…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Zhiqiang Hu , Tao Yu

Despite the recent visually-pleasing results achieved, the massive computational cost has been a long-standing flaw for diffusion probabilistic models (DPMs), which, in turn, greatly limits their applications on resource-limited platforms.…

计算机视觉与模式识别 · 计算机科学 2022-12-01 Xingyi Yang , Daquan Zhou , Jiashi Feng , Xinchao Wang

Hyperspectral image (HSI) contains abundant spatial and spectral information, making it highly valuable for unmixing. In this paper, we propose a Dual-Stream Attention Network (DSANet) for HSI unmixing. The endmembers and abundance of a…

图像与视频处理 · 电气工程与系统科学 2024-06-05 Yufang Wang , Wenmin Wu , Lin Qi , Feng Gao

Selecting the most appropriate data examples to present a deep neural network (DNN) at different stages of training is an unsolved challenge. Though practitioners typically ignore this problem, a non-trivial data scheduling method may…

机器学习 · 计算机科学 2018-07-25 Vithursan Thangarasa , Graham W. Taylor

In this paper, we propose a novel Pattern-Affinitive Propagation (PAP) framework to jointly predict depth, surface normal and semantic segmentation. The motivation behind it comes from the statistic observation that pattern-affinitive pairs…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Zhenyu Zhang , Zhen Cui , Chunyan Xu , Yan Yan , Nicu Sebe , Jian Yang

Depth estimation is one of the essential tasks to be addressed when creating mobile autonomous systems. While monocular depth estimation methods have improved in recent times, depth completion provides more accurate and reliable depth maps…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Wolfgang Boettcher , Lukas Hoyer , Ozan Unal , Ke Li , Dengxin Dai

Existing deep embedding methods in vision tasks are capable of learning a compact Euclidean space from images, where Euclidean distances correspond to a similarity metric. To make learning more effective and efficient, hard sample mining is…

计算机视觉与模式识别 · 计算机科学 2016-10-28 Chen Huang , Chen Change Loy , Xiaoou Tang

Text-to-image diffusion models often exhibit degraded performance when generating images beyond their training resolution. Recent training-free methods can mitigate this limitation, but they often require substantial computation or are…

机器学习 · 计算机科学 2025-10-31 Sungho Koh , SeungJu Cha , Hyunwoo Oh , Kwanyoung Lee , Dong-Jin Kim

We propose a non-learning depth completion method for a sparse depth map captured using a light detection and ranging (LiDAR) sensor guided by a pair of stereo images. Generally, conventional stereo-aided depth completion methods have two…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Yasuhiro Yao , Ryoichi Ishikawa , Shingo Ando , Kana Kurata , Naoki Ito , Jun Shimamura , Takeshi Oishi

Depth completion involves recovering a dense depth map from a sparse map and an RGB image. Recent approaches focus on utilizing color images as guidance images to recover depth at invalid pixels. However, color images alone are not enough…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Danish Nazir , Marcus Liwicki , Didier Stricker , Muhammad Zeshan Afzal

Deep neural networks are applied to a wide range of problems in recent years. In this work, Convolutional Neural Network (CNN) is applied to the problem of determining the depth from a single camera image (monocular depth). Eight different…

计算机视觉与模式识别 · 计算机科学 2018-08-22 S. Bazrafkan , H. Javidnia , J. Lemley , P. Corcoran

One fruitful formulation of Deep Networks (DNs) enabling their theoretical study and providing practical guidelines to practitioners relies on Piecewise Affine Splines. In that realm, a DN's input-mapping is expressed as per-region affine…

机器学习 · 计算机科学 2024-01-23 Randall Balestriero , Yann LeCun