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Research on unsupervised domain adaptation (UDA) for semantic segmentation of remote sensing images has been extensively conducted. However, research on how to achieve domain adaptation in practical scenarios where source domain data is…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Wenjie Liu , Hongmin Liu , Lixin Zhang , Bin Fan

Semantic segmentation requires a holistic understanding of the physical world, as it assigns semantic labels to spatially continuous and structurally coherent objects rather than to isolated pixels. However, existing data-free knowledge…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Hongxuan Sun , Tao Wu

The emergence of foundational models has significantly advanced segmentation approaches. However, challenges still remain in dense scenarios, where occlusions, scale variations, and clutter impede precise instance delineation. To address…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Muhammad Ibraheem Siddiqui , Muhammad Umer Sheikh , Hassan Abid , Muhammad Haris Khan

Deep learning methods have access to be employed for solving physical systems governed by parametric partial differential equations (PDEs) due to massive scientific data. It has been refined to operator learning that focuses on learning…

Machine Learning · Computer Science 2024-03-06 Chu Wang , Jinhong Wu , Yanzhi Wang , Zhijian Zha , Qi Zhou

In this work, we present a novel method called WSDesc to learn 3D local descriptors in a weakly supervised manner for robust point cloud registration. Our work builds upon recent 3D CNN-based descriptor extractors, which leverage a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Lei Li , Hongbo Fu , Maks Ovsjanikov

Qualifying the discrepancy between 3D geometric models, which could be represented with either point clouds or triangle meshes, is a pivotal issue with board applications. Existing methods mainly focus on directly establishing the…

Computer Vision and Pattern Recognition · Computer Science 2025-05-01 Siyu Ren , Junhui Hou , Xiaodong Chen , Hongkai Xiong , Wenping Wang

Open-vocabulary 3D semantic segmentation aims to segment arbitrary categories beyond the training set. Existing methods predominantly rely on distilling knowledge from 2D open-vocabulary models. However, aligning 3D features to the 2D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Xujing Tao , Chuxin Wang , Yubo Ai , Zhixin Cheng , Zhuoyuan Li , Liangsheng Liu , Yujia Chen , Xinjun Li , Qiao Li , Wenfei Yang , Tianzhu Zhang

Edge detection is typically viewed as a pixel-level classification problem mainly addressed by discriminative methods. Recently, generative edge detection methods, especially diffusion model based solutions, are initialized in the edge…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Caixia Zhou , Yaping Huang , Mochu Xiang , Jiahui Ren , Haibin Ling , Jing Zhang

Diffusion-based policies have shown remarkable capability in executing complex robotic manipulation tasks but lack explicit characterization of geometry and semantics, which often limits their ability to generalize to unseen objects and…

Robotics · Computer Science 2024-10-24 Yixuan Wang , Guang Yin , Binghao Huang , Tarik Kelestemur , Jiuguang Wang , Yunzhu Li

Temporal Sentence Grounding in Videos (TSGV), which aims to ground a natural language sentence in an untrimmed video, has drawn widespread attention over the past few years. However, recent studies have found that current benchmark datasets…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Xiaohan Lan , Yitian Yuan , Xin Wang , Long Chen , Zhi Wang , Lin Ma , Wenwu Zhu

Deep generative models (DGMs) have the potential to revolutionize diagnostic imaging. Generative adversarial networks (GANs) are one kind of DGM which are widely employed. The overarching problem with deploying GANs, and other DGMs, in any…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Rucha Deshpande , Mark A. Anastasio , Frank J. Brooks

Directed graphical models (DGMs) are a class of probabilistic models that are widely used for predictive analysis in sensitive domains, such as medical diagnostics. In this paper we present an algorithm for differentially private learning…

Machine Learning · Computer Science 2020-07-14 Amrita Roy Chowdhury , Theodoros Rekatsinas , Somesh Jha

Recent works have shown that diffusion models can learn essentially any distribution provided one can perform score estimation. Yet it remains poorly understood under what settings score estimation is possible, let alone when practical…

Data Structures and Algorithms · Computer Science 2023-07-04 Kulin Shah , Sitan Chen , Adam Klivans

Diffusion models have emerged as a dominant framework for generative modeling, but their mathematical foundations are often presented separately through diffusion probabilistic models, score-based modeling, stochastic differential…

Machine Learning · Computer Science 2026-05-29 Jiayi Fu , Yuxia Wang

Motion planning in dynamic urban environments requires balancing immediate safety with long-term goals. While diffusion models effectively capture multi-modal decision-making, existing approaches treat trajectories as monolithic entities,…

Robotics · Computer Science 2026-03-27 Xiang Li , Bikun Wang , John Zhang , Jianjun Wang

We propose a semiparametric model for dyadic link formations in directed networks. The model contains a set of degree parameters that measure different effects of popularity or outgoingness across nodes, a regression parameter vector that…

Methodology · Statistics 2025-02-21 Lianqiang Qu , Lu Chen , Ting Yan , Yuguo Chen

Diffusion-based generative models employ stochastic differential equations (SDEs) and their equivalent probability flow ordinary differential equations (ODEs) to establish a smooth transformation between complex high-dimensional data…

Machine Learning · Computer Science 2025-12-12 Defang Chen , Zhenyu Zhou , Can Wang , Siwei Lyu

We present a novel non-iterative learnable method for partial-to-partial 3D shape registration. The partial alignment task is extremely complex, as it jointly tries to match between points and identify which points do not appear in the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-28 Dvir Ginzburg , Dan Raviv

Diffusion models are powerful tools for sampling from high-dimensional distributions by progressively transforming pure noise into structured data through a denoising process. When equipped with a guidance mechanism, these models can also…

Machine Learning · Computer Science 2026-05-04 Saeed Mohseni-Sehdeh , Walid Saad , Kei Sakaguchi , Tao Yu

Tandem mass spectrometry (MS/MS) is a high-throughput technology used toidentify the proteins in a complex biological sample, such as a drop of blood. A collection of spectra is generated at the output of the process, each spectrum of which…

Quantitative Methods · Quantitative Biology 2019-09-06 John T. Halloran , David M. Rocke
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