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The optimal transport (OT) problem is a classical optimization problem having the form of linear programming. Machine learning applications put forward new computational challenges in its solution. In particular, the OT problem defines a…

最优化与控制 · 数学 2022-10-25 Nazarii Tupitsa , Pavel Dvurechensky , Darina Dvinskikh , Alexander Gasnikov

Pansharpening, a pivotal task in remote sensing for fusing high-resolution panchromatic and multispectral imagery, has garnered significant research interest. Recent advancements employing diffusion models based on stochastic differential…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Zihan Cao , Yu Zhong , Liang-Jian Deng

Multiple Instance Learning (MIL) has advanced WSI analysis but struggles with the complexity and heterogeneity of WSIs. Existing MIL methods face challenges in aggregating diverse patch information into robust WSI representations. While…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Beidi Zhao , SangMook Kim , Hao Chen , Chen Zhou , Zu-hua Gao , Gang Wang , Xiaoxiao Li

Optimal transport (OT) is attracting increasing attention in machine learning. It aims to transport a source distribution to a target one at minimal cost. In its vanilla form, the source and target distributions are predetermined, which…

机器学习 · 计算机科学 2024-01-23 Liangliang Shi , Zhaoqi Shen , Junchi Yan

Speculative sampling reduces the latency of autoregressive decoding for target model LLMs without sacrificing inference quality, by using a cheap draft model to suggest a candidate token and a verification criterion to accept or resample…

机器学习 · 计算机科学 2025-11-21 Rahul Krishna Thomas , Arka Pal

Conditional score-based diffusion model (SBDM) is for conditional generation of target data with paired data as condition, and has achieved great success in image translation. However, it requires the paired data as condition, and there…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Xiang Gu , Liwei Yang , Jian Sun , Zongben Xu

Pathology whole-slide images (WSIs) are widely used for cancer survival analysis because of their comprehensive histopathological information at both cellular and tissue levels, enabling quantitative, large-scale, and prognostically rich…

图像与视频处理 · 电气工程与系统科学 2025-10-02 Yucheng Xing , Ling Huang , Jingying Ma , Ruping Hong , Jiangdong Qiu , Pei Liu , Kai He , Huazhu Fu , Mengling Feng

Deploying digital pathology models across medical centers is challenging due to distribution shifts. Recent advances in domain generalization improve model transferability in terms of aggregated performance measured by the Area Under Curve…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Arthur Pignet , John Klein , Genevieve Robin , Antoine Olivier

Optimal Transport (OT) theory investigates the cost-minimizing transport map that moves a source distribution to a target distribution. Recently, several approaches have emerged for learning the optimal transport map for a given cost…

机器学习 · 计算机科学 2025-04-01 Jaemoo Choi , Yongxin Chen , Jaewoong Choi

Multiple instance learning (MIL) is a powerful tool to solve the weakly supervised classification in whole slide image (WSI) based pathology diagnosis. However, the current MIL methods are usually based on independent and identical…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Zhuchen Shao , Hao Bian , Yang Chen , Yifeng Wang , Jian Zhang , Xiangyang Ji , Yongbing Zhang

Few-Shot Remote Sensing Scene Classification (FS-RSSC) presents the challenge of classifying remote sensing images with limited labeled samples. Existing methods typically emphasize single-modal feature learning, neglecting the potential…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Zhong Ji , Ci Liu , Jingren Liu , Chen Tang , Yanwei Pang , Xuelong Li

The goal of this paper is to introduce a new theoretical framework for Optimal Transport (OT), using the terminology and techniques of Fully Probabilistic Design (FPD). Optimal Transport is the canonical method for comparing probability…

人工智能 · 计算机科学 2022-12-29 Sarah Boufelja Y. , Anthony Quinn , Martin Corless , Robert Shorten

Optimal Transport (OT) naturally arises in many machine learning applications, yet the heavy computational burden limits its wide-spread uses. To address the scalability issue, we propose an implicit generative learning-based framework…

机器学习 · 计算机科学 2019-06-26 Yujia Xie , Minshuo Chen , Haoming Jiang , Tuo Zhao , Hongyuan Zha

Alignment plays a fundamental role in many machine learning problems, such as multi-network analysis, multimodal learning, and point cloud registration. Recent works increasingly leverage optimal transport (OT) for distributional alignment,…

机器学习 · 计算机科学 2026-05-26 Qi Yu , Ruizhong Qiu , Zhichen Zeng , My T. Thai , Huan Liu , Hanghang Tong

Survival analysis plays a crucial role in many healthcare decisions, where the risk prediction for the events of interest can support an informative outlook for a patient's medical journey. Given the existence of data censoring, an…

机器学习 · 计算机科学 2023-09-29 Mohsen Nayebi Kerdabadi , Arya Hadizadeh Moghaddam , Bin Liu , Mei Liu , Zijun Yao

We develop a statistical inference method for an optimal transport map between distributions on real numbers with uniform confidence bands. The concept of optimal transport (OT) is used to measure distances between distributions, and OT…

统计理论 · 数学 2024-02-16 Donlapark Ponnoprat , Ryo Okano , Masaaki Imaizumi

Real world data often have a long-tailed and open-ended distribution. A practical recognition system must classify among majority and minority classes, generalize from a few known instances, and acknowledge novelty upon a never seen…

计算机视觉与模式识别 · 计算机科学 2019-04-17 Ziwei Liu , Zhongqi Miao , Xiaohang Zhan , Jiayun Wang , Boqing Gong , Stella X. Yu

This paper introduces an Ordinary Differential Equation (ODE) notion for survival analysis. The ODE notion not only provides a unified modeling framework, but more importantly, also enables the development of a widely applicable, scalable,…

统计方法学 · 统计学 2021-12-07 Weijing Tang , Kevin He , Gongjun Xu , Ji Zhu

Supervised learning tasks such as cancer survival prediction from gigapixel whole slide images (WSIs) are a critical challenge in computational pathology that requires modeling complex features of the tumor microenvironment. These learning…

图像与视频处理 · 电气工程与系统科学 2022-11-22 Iain Carmichael , Andrew H. Song , Richard J. Chen , Drew F. K. Williamson , Tiffany Y. Chen , Faisal Mahmood

While multiple instance learning (MIL) has shown to be a promising approach for histopathological whole slide image (WSI) analysis, its reliance on permutation invariance significantly limits its capacity to effectively uncover semantic…

图像与视频处理 · 电气工程与系统科学 2025-07-14 Xiwen Chen , Peijie Qiu , Wenhui Zhu , Hao Wang , Huayu Li , Xuanzhao Dong , Xiaotong Sun , Xiaobing Yu , Yalin Wang , Abolfazl Razi , Aristeidis Sotiras