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Principal component analysis (PCA) has well-documented merits for data extraction and dimensionality reduction. PCA deals with a single dataset at a time, and it is challenged when it comes to analyzing multiple datasets. Yet in certain…

机器学习 · 计算机科学 2017-10-27 Gang Wang , Jia Chen , Georgios B. Giannakis

In \citep{Yangnips13}, the author presented distributed stochastic dual coordinate ascent (DisDCA) algorithms for solving large-scale regularized loss minimization. Extraordinary performances have been observed and reported for the…

分布式、并行与集群计算 · 计算机科学 2014-03-25 Tianbao Yang , Shenghuo Zhu , Rong Jin , Yuanqing Lin

In current visual model training, models often rely on only limited sufficient causes for their predictions, which makes them sensitive to distribution shifts or the absence of key features. Attribution methods can accurately identify a…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Yannan Chen , Ruoyu Chen , Bin Zeng , Wei Wang , Shiming Liu , Qunli Zhang , Zheng Hu , Laiyuan Wang , Yaowei Wang , Xiaochun Cao

Structural measures of graphs, such as treewidth, are central tools in computational complexity resulting in efficient algorithms when exploiting the parameter. It is even known that modern SAT solvers work efficiently on instances of small…

人工智能 · 计算机科学 2025-11-17 Yasir Mahmood , Markus Hecher , Johanna Groven , Johannes K. Fichte

We present a practical strategy that aims to attain rate points on the dominant face of the multiple access channel capacity using a standard low complexity decoder. This technique is built upon recent theoretical developments of Zhu and…

信息论 · 计算机科学 2018-01-01 Erixhen Sula , Jingge Zhu , Adriano Pastore , Sung Hoon Lim , Michael Gastpar

In high-dimensional settings, Canonical Correlation Analysis (CCA) often fails, and existing sparse methods force an untenable choice between computational speed and statistical rigor. This work introduces a fast and provably consistent…

统计方法学 · 统计学 2025-07-16 Zixuan Wu , Elena Tuzhilina , Claire Donnat

The past few years have witnessed increasing research interest on covariance-based feature representation. A variety of methods have been proposed to boost its efficacy, with some recent ones resorting to nonlinear kernel technique. Noting…

计算机视觉与模式识别 · 计算机科学 2016-11-29 Jianjia Zhang , Lei Wang , Luping Zhou , Wanqing Li

With the rapid advancement and widespread application of vision-language pre-training (VLP) models, their vulnerability to adversarial attacks has become a critical concern. In general, the adversarial examples can typically be designed to…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Yuanbo Li , Tianyang Xu , Cong Hu , Tao Zhou , Xiao-Jun Wu , Josef Kittler

We consider the scenario where one observes an outcome variable and sets of features from multiple assays, all measured on the same set of samples. One approach that has been proposed for dealing with this type of data is ``sparse multiple…

定量方法 · 定量生物学 2014-01-24 Samuel M. Gross , Robert Tibshirani

Data series classification is an important and challenging problem in data science. Explaining the classification decisions by finding the discriminant parts of the input that led the algorithm to some decisions is a real need in many…

机器学习 · 计算机科学 2022-07-26 Paul Boniol , Mohammed Meftah , Emmanuel Remy , Themis Palpanas

The importance of aggregated count data, which is calculated from the data of multiple individuals, continues to increase. Collective Graphical Model (CGM) is a probabilistic approach to the analysis of aggregated data. One of the most…

机器学习 · 统计学 2021-02-19 Yasunori Akagi , Naoki Marumo , Hideaki Kim , Takeshi Kurashima , Hiroyuki Toda

Constrained clustering integrates domain knowledge through pairwise constraints. However, existing deep constrained clustering (DCC) methods are either limited by anchors inherent in end-to-end modeling or struggle with learning…

机器学习 · 计算机科学 2025-10-09 Shaojie Zhang , Ke Chen

Self-supervised learning methods learn high-quality visual representations, yet recent studies show that these representations often capture demographic biases present in the training data. Existing fairness-aware methods address this by…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Marah Halawa , Olaf Hellwich

We establish a general theory for subsampling network data generated by the sparse graphon model. In contrast to previous work for networks, we demonstrate validity under minimal assumptions; the main requirement is weak convergence of the…

统计理论 · 数学 2019-08-27 Robert Lunde , Purnamrita Sarkar

Knowledge distillation has become increasingly important in model compression. It boosts the performance of a miniaturized student network with the supervision of the output distribution and feature maps from a sophisticated teacher…

机器学习 · 计算机科学 2020-08-04 Yushuo Guan , Pengyu Zhao , Bingxuan Wang , Yuanxing Zhang , Cong Yao , Kaigui Bian , Jian Tang

We provide a new proof of Maurer, Renard, and Pietzak's result that the sum of the nCPA advantages of random permutations $P$ and $Q$ bound the CCA advantage of $P^{-1} \circ Q$. Our proof uses probability directly, as opposed to…

密码学与安全 · 计算机科学 2023-10-25 Ben Morris , Hans Oberschelp

In 1981, Karp and Sipser proved a law of large numbers for the matching number of a sparse Erd\H{o}s-R\'enyi random graph, in an influential paper pioneering the so-called differential equation method for analysis of random graph processes.…

组合数学 · 数学 2025-01-28 Margalit Glasgow , Matthew Kwan , Ashwin Sah , Mehtaab Sawhney

The novel weak-value-amplification (WVA) scheme of precision metrology is deeply rooted in the quantum nature of destructive interference between the pre- and post-selection states. And, an alternative version, termed as joint WVA (JWVA),…

量子物理 · 物理学 2023-09-26 Jialin Li , Yazhi Niu , Xinyi Wang , Lupei Qin , Xin-Qi Li

In this paper, we present results of extensive Monte Carlo simulations of diffusion-limited aggregation (DLA) with a seed placed on an attractive plane as a simple model in connection with the electrical double layers. We compute the…

统计力学 · 物理学 2012-07-31 S. H. Ebrahimnazhad Rahbari , A. A. Saberi

Cross-subspace alignment (CSA) codes are used in various private information retrieval (PIR) schemes (e.g., with secure storage) and in secure distributed batch matrix multiplication (SDBMM). Using a recently developed $N$-sum box…

信息论 · 计算机科学 2025-09-26 Yuxiang Lu , Syed Ali Jafar