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The research on recognizing the most discriminative regions provides referential information for weakly supervised object localization with only image-level annotations. However, the most discriminative regions usually conceal the other…

计算机视觉与模式识别 · 计算机科学 2019-09-12 Yukun Zhou , Zailiang Chen , Hailan Shen , Qing Liu , Rongchang Zhao , Yixiong Liang

Differential Dynamic Microscopy (DDM) analyzes traditional real-space microscope images to extract information on sample dynamics in a way akin to light scattering, by decomposing each image in a sequence into Fourier modes, and evaluating…

软凝聚态物质 · 物理学 2017-11-10 Fabio Giavazzi , Paolo Edera , Peter J. Lu , Roberto Cerbino

Differential dynamic microscopy (DDM) is increasingly used in the fields of soft matter physics and biophysics to extract the dynamics of microscopic objects across a range of wavevectors using optical microscopy. Standard DDM is limited to…

软凝聚态物质 · 物理学 2021-02-24 Ruilin You , Ryan McGorty

LiDAR and camera fusion techniques are promising for achieving 3D object detection in autonomous driving. Most multi-modal 3D object detection frameworks integrate semantic knowledge from 2D images into 3D LiDAR point clouds to enhance…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Shaoqing Xu , Fang Li , Ziying Song , Jin Fang , Sifen Wang , Zhi-Xin Yang

Time-averaged two-point currents are derived and shown to be spatially invariant within domains of local translation or inversion symmetry for arbitrary time-periodic quantum systems in one dimension. These currents are shown to provide a…

量子物理 · 物理学 2016-05-25 Thomas Wulf , Christian V. Morfonios , Fotis K. Diakonos , Peter Schmelcher

Ultrasound (US) imaging is based on the time-reversal principle, in which individual channel RF measurements are back-propagated and accumulated to form an image after applying specific delays. While this time reversal is usually…

计算机视觉与模式识别 · 计算机科学 2019-01-08 Shujaat Khan , Jaeyoung Huh , Jong Chul Ye

Anomaly detection in multivariate time series has emerged as a crucial challenge in time series research, with significant research implications in various fields such as fraud detection, fault diagnosis, and system state estimation.…

机器学习 · 计算机科学 2023-10-31 Chaocheng Yang , Tingyin Wang , Xuanhui Yan

We present a method for dimensionality reduction of an affine variational inequality (AVI) defined over a compact feasible region. Centered around the Johnson Lindenstrauss lemma, our method is a randomized algorithm that produces with high…

最优化与控制 · 数学 2014-11-11 Bharat Prabhakar , Ankur A. Kulkarni

RGB-infrared person re-identification is a challenging task due to the intra-class variations and cross-modality discrepancy. Existing works mainly focus on learning modality-shared global representations by aligning image styles or feature…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Junhui Yin , Zhanyu Ma , Jiyang Xie , Shibo Nie , Kongming Liang , Jun Guo

In this paper, we consider domain-invariant deep learning by explicitly modeling domain shifts with only a small amount of domain-specific parameters in a Convolutional Neural Network (CNN). By exploiting the observation that a…

机器学习 · 计算机科学 2020-09-30 Ze Wang , Xiuyuan Cheng , Guillermo Sapiro , Qiang Qiu

Atmospheric Turbulence (AT) degrades the clarity and accuracy of surveillance imagery, posing challenges not only for visualization quality but also for object classification and scene tracking. Deep learning-based methods have been…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Paul Hill , Zhiming Liu , Alin Achim , Dave Bull , Nantheera Anantrasirichai

Recent studies reveal that deep neural network (DNN) based object detectors are vulnerable to adversarial attacks in the form of adding the perturbation to the images, leading to the wrong output of object detectors. Most current existing…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Jialiang Sun , Tingsong Jiang , Wen Yao , Donghua Wang , Xiaoqian Chen

With the continuous improvements of deepfake methods, forgery messages have transitioned from single-modality to multi-modal fusion, posing new challenges for existing forgery detection algorithms. In this paper, we propose AVT2-DWF, the…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Rui Wang , Dengpan Ye , Long Tang , Yunming Zhang , Jiacheng Deng

Diffusion Models achieve state-of-the-art performance in generating new samples but lack a low-dimensional latent space that encodes the data into editable features. Inversion-based methods address this by reversing the denoising…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Łukasz Staniszewski , Łukasz Kuciński , Kamil Deja

Improving the generalization ability of Deep Neural Networks (DNNs) is critical for their practical uses, which has been a longstanding challenge. Some theoretical studies have uncovered that DNNs have preferences for some frequency…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Shiqi Lin , Zhizheng Zhang , Zhipeng Huang , Yan Lu , Cuiling Lan , Peng Chu , Quanzeng You , Jiang Wang , Zicheng Liu , Amey Parulkar , Viraj Navkal , Zhibo Chen

Establishing correspondences is a fundamental task in variety of image processing and computer vision applications. In particular, finding the correspondences between a non-linearly deformed image pair induced by different modality…

计算机视觉与模式识别 · 计算机科学 2019-01-07 Seungchul Ryu

Recent advancements in neural network-based optical flow estimation often come with prohibitively high computational and memory requirements, presenting challenges in their model adaptation for mobile and low-power use cases. In this paper,…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Risheek Garrepalli , Jisoo Jeong , Rajeswaran C Ravindran , Jamie Menjay Lin , Fatih Porikli

We consider the problem of constraining diffusion model outputs with a user-supplied reference image. Our key objective is to extract multiple attributes (e.g., color, object, layout, style) from this single reference image, and then…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Aishwarya Agarwal , Srikrishna Karanam , Tripti Shukla , Balaji Vasan Srinivasan

Unsupervised approaches for learning representations invariant to common transformations are used quite often for object recognition. Learning invariances makes models more robust and practical to use in real-world scenarios. Since data…

机器学习 · 计算机科学 2024-02-27 Gauri Gupta , Ritvik Kapila , Keshav Gupta , Ramesh Raskar

Uncovering the underlying ordinary differential equations (ODEs) that govern dynamic systems is crucial for advancing our understanding of complex phenomena. Traditional symbolic regression methods often struggle to capture the temporal…

机器学习 · 计算机科学 2025-06-24 Yang Chang , Kuang-Da Wang , Ping-Chun Hsieh , Cheng-Kuan Lin , Wen-Chih Peng