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Both classical Fourier transform-based methods and neural network methods are widely used in image processing tasks. The former has better interpretability, whereas the latter often achieves better performance in practice. This paper…

计算机视觉与模式识别 · 计算机科学 2022-12-01 Gengzhi Yang , Yingzhou Li

We describe an algorithm for the application of the forward and inverse spherical harmonic transforms. It is based on a new method for rapidly computing the forward and inverse associated Legendre transforms by hierarchically applying the…

数值分析 · 数学 2021-08-31 James Bremer , Ze Chen , Haizhao Yang

Bipartite ranking is a fundamental ranking problem that learns to order relevant instances ahead of irrelevant ones. The pair-wise approach for bi-partite ranking construct a quadratic number of pairs to solve the problem, which is…

机器学习 · 计算机科学 2017-08-25 Wei-Yuan Shen , Hsuan-Tien Lin

Vertical Federated Learning (VFL) has emerged as one of the most predominant approaches for secure collaborative machine learning where the training data is partitioned by features among multiple parties. Most VFL algorithms primarily rely…

密码学与安全 · 计算机科学 2023-06-29 Mingxuan Fan , Yilun Jin , Liu Yang , Zhenghang Ren , Kai Chen

Counting the frequency of small subgraphs is a fundamental technique in network analysis across various domains, most notably in bioinformatics and social networks. The special case of triangle counting has received much attention. Getting…

数据结构与算法 · 计算机科学 2014-11-19 Madhav Jha , C. Seshadhri , Ali Pinar

In this paper, we investigate the problem of counting rosette leaves from an RGB image, an important task in plant phenotyping. We propose a data-driven approach for this task generalized over different plant species and imaging setups. To…

计算机视觉与模式识别 · 计算机科学 2017-08-30 Shubhra Aich , Ian Stavness

This paper studies the two-way butterfly network, a class of two-way four-unicast networks. We first show that bidirectional links do not increase the degrees of freedom for this network thus giving the first example for networks, to the…

信息论 · 计算机科学 2017-11-03 Mehdi Ashraphijuo , Vaneet Aggarwal , Xiaodong Wang

Existing high-performance computing (HPC) interconnection architectures are based on high-radix switches, which limits the injection/local performance and introduces latency/energy/cost overhead. The new wafer-scale packaging and high-speed…

硬件体系结构 · 计算机科学 2024-08-27 Yinxiao Feng , Kaisheng Ma

Existing approaches to improve the performances of convolutional neural networks by optimizing the local architectures or deepening the networks tend to increase the size of models significantly. In order to deploy and apply the neural…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Hui Zhu , Zhulin An , Kaiqiang Xu , Xiaolong Hu , Yongjun Xu

In current scenario cloud computing is most widely increasing platform for task execution. Lot of research is going on to cut down the cost and execution time. In this paper, we propose an efficient algorithm to have an effective and fast…

分布式、并行与集群计算 · 计算机科学 2012-07-12 Gaurav Raj , Sonika Setia

Bipartite networks provide an insightful representation of many systems, ranging from mutualistic networks of species interactions to investment networks in finance. The analysis of their topological structures has revealed the ubiquitous…

物理与社会 · 物理学 2018-07-20 Mika J. Straka , Guido Caldarelli , Tiziano Squartini , Fabio Saracco

The problem of identifying the maximum edge biclique in bipartite graphs has attracted considerable attention in bipartite graph analysis, with numerous real-world applications such as fraud detection, community detection, and online…

数据结构与算法 · 计算机科学 2025-06-23 Donghang Cui , Ronghua Li , Qiangqiang Dai , Hongchao Qin , Guoren Wang

Finding the number of triangles in a network is an important problem in the analysis of complex networks. The number of triangles also has important applications in data mining. Existing distributed memory parallel algorithms for counting…

分布式、并行与集群计算 · 计算机科学 2014-06-24 Shaikh Arifuzzaman , Maleq Khan , Madhav Marathe

Given a bipartite graph, the maximum balanced biclique (\textsf{MBB}) problem, discovering a mutually connected while equal-sized disjoint sets with the maximum cardinality, plays a significant role for mining the bipartite graph and has…

数据结构与算法 · 计算机科学 2020-07-20 Lu Chen , Chengfei Liu , Rui Zhou , Jiajie Xu , Jianxin Li

Today, network devices share buffer across priority queues to avoid drops during transient congestion. While cost-effective most of the time, this sharing can cause undesired interference among seemingly independent traffic. As a result,…

网络与互联网体系结构 · 计算机科学 2021-05-25 Maria Apostolaki , Vamsi Addanki , Manya Ghobadi , Laurent Vanbever

The butterfly algorithm is a fast algorithm which approximately evaluates a discrete analogue of the integral transform \int K(x,y) g(y) dy at large numbers of target points when the kernel, K(x,y), is approximately low-rank when restricted…

数值分析 · 数学 2013-11-26 Jack Poulson , Laurent Demanet , Nicholas Maxwell , Lexing Ying

Block Floating Point (BFP) arithmetic is currently seeing a resurgence in interest because it requires less power, less chip area, and is less complicated to implement in hardware than standard floating point arithmetic. This paper explores…

数值分析 · 数学 2023-07-04 Nils Kohl , Stephen F. McCormick , Rasmus Tamstorf

Many real-world networks display a natural bipartite structure. It is necessary and important to study the bipartite networks by using the bipartite structure of the data. Here we propose a modification of the clustering coefficient given…

物理与社会 · 物理学 2009-11-13 Peng Zhang , Jinliang Wang , Xiaojia Li , Zengru Di , Ying Fan

Data-intensive, graph-based computations are pervasive in several scientific applications, and are known to to be quite challenging to implement on distributed memory systems. In this work, we explore the design space of parallel algorithms…

分布式、并行与集群计算 · 计算机科学 2011-10-17 Aydin Buluc , Kamesh Madduri

Counting (p,q)-bicliques in bipartite graphs poses a foundational challenge with broad applications, from densest subgraph discovery in algorithmic research to personalized content recommendation in practical scenarios. Despite its…

分布式、并行与集群计算 · 计算机科学 2024-03-21 Linshan Qiu , Zhonggen Li , Xiangyu Ke , Lu Chen , Yunjun Gao