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Generalized pair weights of linear codes are generalizations of minimum symbol-pair weights, which were introduced by Liu and Pan \cite{LP} recently. Generalized pair weights can be used to characterize the ability of protecting information…

信息论 · 计算机科学 2022-04-19 Hongwei Liu , Xu Pan

Binary codes have been widely used in vision problems as a compact feature representation to achieve both space and time advantages. Various methods have been proposed to learn data-dependent hash functions which map a feature vector to a…

计算机视觉与模式识别 · 计算机科学 2014-10-22 Jie Feng , Wei Liu , Yan Wang

We show that the network coding and index coding problems are equivalent. This equivalence holds in the general setting which includes linear and non-linear codes. Specifically, we present an efficient reduction that maps a network coding…

信息论 · 计算机科学 2012-11-29 Michelle Effros , Salim El Rouayheb , Michael Langberg

In this work, we explore the relationship between free resolution of some monomial ideals and Generalized Hamming Weights (GHWs) of binary codes. More precisely, we look for a structure smaller than the set of codewords of minimal support…

This paper investigates general properties of codes with the rank metric. We first investigate asymptotic packing properties of rank metric codes. Then, we study sphere covering properties of rank metric codes, derive bounds on their…

信息论 · 计算机科学 2007-07-13 Maximilien Gadouleau , Zhiyuan Yan

In this paper, we develop a geometric framework for matrix rank-metric codes based on generator tensors and their slice spaces. To every nondegenerate matrix rank-metric code, we associate two systems, which translate metric properties of…

组合数学 · 数学 2026-05-20 Gianira N. Alfarano , Martino Borello , Alessandro Neri

The code equivalence problem is central in coding theory and cryptography. While classical invariants are effective for Hamming and rank metrics, the sum-rank metric, which unifies both, introduces new challenges. This paper introduces new…

信息论 · 计算机科学 2025-07-08 Paolo Santonastaso , Ferdinando Zullo

Mechanistic interpretability aims to break models into meaningful parts; verifying that two such parts implement the same computation is a prerequisite. Existing similarity measures evaluate either empirical behaviour, leaving them blind to…

The problem of error control in random linear network coding is addressed from a matrix perspective that is closely related to the subspace perspective of K\"otter and Kschischang. A large class of constant-dimension subspace codes is…

信息论 · 计算机科学 2019-05-07 Danilo Silva , Frank R. Kschischang , Ralf Kötter

We extend the notion of locality from the Hamming metric to the rank and subspace metrics. Our main contribution is to construct a class of array codes with locality constraints in the rank metric. Our motivation for constructing such codes…

信息论 · 计算机科学 2019-05-07 Swanand Kadhe , Salim El Rouayheb , Iwan Duursma , Alex Sprintson

Evaluation of generative models is mostly based on the comparison between the estimated distribution and the ground truth distribution in a certain feature space. To embed samples into informative features, previous works often use…

机器学习 · 计算机科学 2022-12-15 Junghyuk Lee , Jun-Hyuk Kim , Jong-Seok Lee

We show that the influence of a subset of the training samples can be removed -- or "forgotten" -- from the weights of a network trained on large-scale image classification tasks, and we provide strong computable bounds on the amount of…

机器学习 · 计算机科学 2021-06-22 Aditya Golatkar , Alessandro Achille , Avinash Ravichandran , Marzia Polito , Stefano Soatto

We consider a class of linear codes associated to projective algebraic varieties defined by the vanishing of minors of a fixed size of a generic matrix. It is seen that the resulting code has only a small number of distinct weights. The…

组合数学 · 数学 2016-04-26 Peter Beelen , Sudhir R. Ghorpade , Sartaj Ul Hasan

Asymptotically good sequences of linear ramp secret sharing schemes have been intensively studied by Cramer et al. in terms of sequences of pairs of nested algebraic geometric codes. In those works the focus is on full privacy and full…

信息论 · 计算机科学 2018-02-08 Olav Geil , Stefano Martin , Umberto Martínez-Peñas , Ryutaroh Matsumoto , Diego Ruano

In the training of large deep neural networks, there is a need for vast amounts of training data. To meet this need, data is collected from multiple domains, such as Wikipedia and GitHub. These domains are heterogeneous in both data quality…

机器学习 · 计算机科学 2025-11-11 Mahdi Salmani , Pratik Worah , Meisam Razaviyayn , Vahab Mirrokni

In recent years, network embedding methods have garnered increasing attention because of their effectiveness in various information retrieval tasks. The goal is to learn low-dimensional representations of vertexes in an information network…

社会与信息网络 · 计算机科学 2017-11-02 Chih-Ming Chen , Yi-Hsuan Yang , Yian Chen , Ming-Feng Tsai

Link prediction is a fundamental problem in network science, aiming to infer potential or missing links based on observed network structures. With the increasing adoption of parameterized models, the rigor of evaluation protocols has become…

其他统计学 · 统计学 2026-04-09 Xinshan Jiao , Yuxin Luo , Yilin Bi , Tao Zhou

We propose a new bound for generalization of neural networks using Koopman operators. Whereas most of existing works focus on low-rank weight matrices, we focus on full-rank weight matrices. Our bound is tighter than existing norm-based…

机器学习 · 计算机科学 2024-03-19 Yuka Hashimoto , Sho Sonoda , Isao Ishikawa , Atsushi Nitanda , Taiji Suzuki

Understanding how feature learning affects generalization is among the foremost goals of modern deep learning theory. Here, we study how the ability to learn representations affects the generalization performance of a simple class of…

机器学习 · 计算机科学 2022-06-17 Jacob A. Zavatone-Veth , William L. Tong , Cengiz Pehlevan

Recent literature generalization in deep learning has examined the relationship between the curvature of the loss function at minima and generalization, mainly in the context of overparameterized neural networks. A key observation is that…

机器学习 · 计算机科学 2025-10-01 Neta Shoham , Liron Mor-Yosef , Haim Avron