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Learning low-dimensional representations from multi-view relational data is challenging when underlying geometries differ across views. We propose Bary-GWMDS, a Gromov-Wasserstein-based method that operates directly on distance matrices to…

In this paper we propose to perform model ensembling in a multiclass or a multilabel learning setting using Wasserstein (W.) barycenters. Optimal transport metrics, such as the Wasserstein distance, allow incorporating semantic side…

机器学习 · 计算机科学 2019-02-14 Pierre Dognin , Igor Melnyk , Youssef Mroueh , Jerret Ross , Cicero Dos Santos , Tom Sercu

This contribution features an accelerated computation of the Sinkhorn's algorithm, which approximates the Wasserstein transportation distance, by employing nonequispaced fast Fourier transforms (NFFT). The algorithm proposed allows…

最优化与控制 · 数学 2023-03-07 Rajmadan Lakshmanan , Alois Pichler , Daniel Potts

The Metaverse, a burgeoning collective virtual space merging augmented reality and persistent virtual worlds, necessitates advanced artificial intelligence (AI) and communication technologies to support immersive and interactive…

机器学习 · 计算机科学 2024-08-27 Yahao Ding , Wen Shang , Minrui Xu , Zhaohui Yang , Ye Hu , Dusit Niyato , Mohammad Shikh-Bahaei

In this paper, we investigate a new optimization framework for multi-view 3D shape reconstructions. Recent differentiable rendering approaches have provided breakthrough performances with implicit shape representations though they can still…

计算机视觉与模式识别 · 计算机科学 2023-03-06 Pierre Zins , Yuanlu Xu , Edmond Boyer , Stefanie Wuhrer , Tony Tung

Lensless imaging stands out as a promising alternative to conventional lens-based systems, particularly in scenarios demanding ultracompact form factors and cost-effective architectures. However, such systems are fundamentally governed by…

图像与视频处理 · 电气工程与系统科学 2025-05-06 Jiesong Bai , Yuhao Yin , Yihang Dong , Xiaofeng Zhang , Chi-Man Pun , Xuhang Chen

Binary embedding is the problem of mapping points from a high-dimensional space to a Hamming cube in lower dimension while preserving pairwise distances. An efficient way to accomplish this is to make use of fast embedding techniques…

数据结构与算法 · 计算机科学 2016-03-15 Samet Oymak

Huge embedding tables in modern deep learning recommender models (DLRM) require prohibitively large memory during training and inference. This paper proposes FIITED, a system to automatically reduce the memory footprint via FIne-grained…

信息检索 · 计算机科学 2024-10-15 Qinyi Luo , Penghan Wang , Wei Zhang , Fan Lai , Jiachen Mao , Xiaohan Wei , Jun Song , Wei-Yu Tsai , Shuai Yang , Yuxi Hu , Xuehai Qian

This work proposes an evolutionary computing-based image segmentation approach for analyzing soundness in Additive Friction Stir Deposition (AFSD) processes. Particle Swarm Optimization (PSO) was employed to determine optimal segmentation…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Akshansh Mishra , Eyob Mesele Sefene , Shivraman Thapliyal

Answering complex queries on knowledge graphs is important but particularly challenging because of the data incompleteness. Query embedding methods address this issue by learning-based models and simulating logical reasoning with set…

人工智能 · 计算机科学 2023-05-09 Zihao Wang , Weizhi Fei , Hang Yin , Yangqiu Song , Ginny Y. Wong , Simon See

Embodied intelligence requires precise reconstruction and rendering to simulate large-scale real-world data. Although 3D Gaussian Splatting (3DGS) has recently demonstrated high-quality results with real-time performance, it still faces…

计算机视觉与模式识别 · 计算机科学 2025-04-02 Haodong Xiang , Xinghui Li , Kai Cheng , Xiansong Lai , Wanting Zhang , Zhichao Liao , Long Zeng , Xueping Liu

In this paper, we develop a novel method for fast geodesic distance queries. The key idea is to embed the mesh into a high-dimensional space, such that the Euclidean distance in the high-dimensional space can induce the geodesic distance in…

图形学 · 计算机科学 2021-09-02 Qianwei Xia , Juyong Zhang , Zheng Fang , Jin Li , Mingyue Zhang , Bailin Deng , Ying He

3D reconstruction from unconstrained image collections presents substantial challenges due to varying appearances and transient occlusions. In this paper, we introduce Micro-macro Wavelet-based Gaussian Splatting (MW-GS), a novel approach…

计算机视觉与模式识别 · 计算机科学 2025-01-27 Yihui Li , Chengxin Lv , Hongyu Yang , Di Huang

Learning high-quality feature embeddings efficiently and effectively is critical for the performance of web-scale machine learning systems. A typical model ingests hundreds of features with vocabularies on the order of millions to billions…

Recent multi-view subspace clustering achieves impressive results utilizing deep networks, where the self-expressive correlation is typically modeled by a fully connected (FC) layer. However, they still suffer from two limitations. i) The…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Yuxiu Lin , Hui Liu , Ren Wang , Qiang Guo , Caiming Zhang

T-SNE is a well-known approach to embedding high-dimensional data and has been widely used in data visualization. The basic assumption of t-SNE is that the data are non-constrained in the Euclidean space and the local proximity can be…

机器学习 · 计算机科学 2015-08-06 Mian Wang , Dong Wang

Despite their output being ultimately consumed by human viewers, 3D Gaussian Splatting (3DGS) methods often rely on ad-hoc combinations of pixel-level losses, resulting in blurry renderings. To address this, we systematically explore…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Ezgi Ozyilkan , Zhiqi Chen , Oren Rippel , Jona Ballé , Kedar Tatwawadi

Minimum expected distance estimation (MEDE) algorithms have been widely used for probabilistic models with intractable likelihood functions and they have become increasingly popular due to their use in implicit generative modeling (e.g.…

机器学习 · 统计学 2020-03-25 Kimia Nadjahi , Alain Durmus , Umut Şimşekli , Roland Badeau

Modern ML methods excel when training data is IID, large-scale, and well labeled. Learning in less ideal conditions remains an open challenge. The sub-fields of few-shot, continual, transfer, and representation learning have made…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Matthew Wallingford , Aditya Kusupati , Keivan Alizadeh-Vahid , Aaron Walsman , Aniruddha Kembhavi , Ali Farhadi

In this paper, we proposes the construction methods of sliced space-filling design when the quantitative factors are mixture components. Leveraging the representative points framework for distribution and energy distance decomposition…

统计理论 · 数学 2025-09-29 Zikang Xiong , Hong Qin , Yuning Huang , Jianhui Ning
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