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In the realm of multimodal data integration, feature alignment plays a pivotal role. This paper introduces an innovative approach to feature alignment that revolutionizes the fusion of multimodal information. Our method employs a novel…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Jiahao Qin , Yitao Xu , Zong Lu , Xiaojun Zhang

In this article, we present a general mode-conversion algorithm allowing to build an optical system composed of an alternation of phase masks and free propagations. The originality of our approach lies in the introduction of free parameters…

计算物理 · 物理学 2020-06-08 Nicolas Barré

We study the gradient Expectation-Maximization (EM) algorithm for Gaussian Mixture Models (GMM) in the over-parameterized setting, where a general GMM with $n>1$ components learns from data that are generated by a single ground truth…

机器学习 · 计算机科学 2025-06-03 Weihang Xu , Maryam Fazel , Simon S. Du

In this work, we propose a novel framework for large-scale Gaussian process (GP) modeling. Contrary to the global, and local approximations proposed in the literature to address the computational bottleneck with exact GP modeling, we employ…

机器学习 · 统计学 2023-12-19 Akhil Vakayil , Roshan Joseph

With the increasing penetration of machine learning applications in critical decision-making areas, calls for algorithmic fairness are more prominent. Although there have been various modalities to improve algorithmic fairness through…

机器学习 · 计算机科学 2024-05-21 Zhihao Hu , Yiran Xu , Mengnan Du , Jindong Gu , Xinmei Tian , Fengxiang He

\noindent Hyper-parameter selection is a central practical problem in modern machine learning, governing regularization strength, model capacity, and robustness choices. Cross-validation is often computationally prohibitive at scale, while…

机器学习 · 统计学 2025-12-24 Hedibert Lopes , Nick Polson , Vadim Sokolov

The sparse grid combination technique provides a framework to solve high dimensional numerical problems with standard solvers. Hierarchization is preprocessing step facilitating the communication needed for the combination technique. The…

分布式、并行与集群计算 · 计算机科学 2013-09-03 Philipp Hupp

Advanced channel reservation is emerging as an important feature of ultra high-speed networks requiring the transfer of large files. Applications include scientific data transfers and database backup. In this paper, we present two new,…

网络与互联网体系结构 · 计算机科学 2007-11-05 Reuven Cohen , Niloofar Fazlollahi , David Starobinski

In millimeter wave communications, beam training is an effective way to achieve beam alignment. Traditional beam training method allocates training resources equally to each beam in the pre-designed beam training codebook. The performance…

信息论 · 计算机科学 2018-10-25 Zihan Tang , Jun Wang , Jintao Wang , Jian Song

Classical machine learning theory and theory of quantum computations are among of the most rapidly developing scientific areas in our days. In recent years, researchers investigated if quantum computing can help to improve classical machine…

量子物理 · 物理学 2019-06-26 D. V. Fastovets , Yu. I. Bogdanov , B. I. Bantysh , V. F. Lukichev

Mainstream flow matching methods typically focus on learning the local velocity field, which inherently requires multiple integration steps during generation. In contrast, Mean Velocity Flow models establish a relationship between the local…

机器学习 · 计算机科学 2026-03-18 Chenrui Ma

Neural machine translation (NMT) becomes a new approach to machine translation and generates much more fluent results compared to statistical machine translation (SMT). However, SMT is usually better than NMT in translation adequacy. It is…

计算与语言 · 计算机科学 2017-04-24 Long Zhou , Wenpeng Hu , Jiajun Zhang , Chengqing Zong

Randomized algorithms for low-rank approximation of quaternion matrices have gained increasing attention in recent years. However, existing methods overlook pass efficiency, the ability to limit the number of passes over the input…

数值分析 · 数学 2026-03-25 Salman Ahmadi-Asl , Malihe Nobakht Kooshkghazi , Valentin Leplat

Pre-trained vision and language models such as CLIP have witnessed remarkable success in connecting images and texts with a primary focus on English texts. Despite recent efforts to extend CLIP to support other languages, disparities in…

计算与语言 · 计算机科学 2023-10-31 Zhen Zhang , Jialu Wang , Xin Eric Wang

This article introduces a new class of fast algorithms to approximate variational problems involving unbalanced optimal transport. While classical optimal transport considers only normalized probability distributions, it is important for…

最优化与控制 · 数学 2017-05-23 Lenaic Chizat , Gabriel Peyré , Bernhard Schmitzer , François-Xavier Vialard

This paper introduces a deterministic algorithm for solving an instance of the Subset Sum Problem based on a new method entitled the Bipartite Synthesis Method. The algorithm is described and shown to have worst-case limiting performance…

数据结构与算法 · 计算机科学 2015-02-09 Scott Lilienthal

We introduce a globally normalized transition-based neural network model that achieves state-of-the-art part-of-speech tagging, dependency parsing and sentence compression results. Our model is a simple feed-forward neural network that…

Science about optimization methods is rapidly developing today. In machine learning, computer vision, biology, medicine, construction and in many other different areas optimization methods have vast popularity and they appear as important…

最优化与控制 · 数学 2017-05-30 Alexander Tyurin

We propose a new similarity measure between texts which, contrary to the current state-of-the-art approaches, takes a global view of the texts to be compared. We have implemented a tool to compute our textual distance and conducted…

计算与语言 · 计算机科学 2014-05-15 Uli Fahrenberg , Fabrizio Biondi , Kevin Corre , Cyrille Jegourel , Simon Kongshøj , Axel Legay

Network alignment generalizes and unifies several approaches for forming a matching or alignment between the vertices of two graphs. We study a mathematical programming framework for network alignment problem and a sparse variation of it…

最优化与控制 · 数学 2011-11-03 Mohsen Bayati , David F. Gleich , Amin Saberi , Ying Wang
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