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Adapting machine learning algorithms to better handle the presence of clusters or batch effects within training datasets is important across a wide variety of biological applications. This article considers the effect of ensembling Random…

机器学习 · 统计学 2025-04-01 Maya Ramchandran , Rajarshi Mukherjee , Giovanni Parmigiani

In this paper, we present a framework for convolutional coded Poisson receivers (CCPRs) that incorporates spatially coupled methods into the architecture of coded Poisson receivers (CPRs). We use density evolution equations to track the…

信息论 · 计算机科学 2024-04-25 Cheng-En Lee , Kuo-Yu Liao , Hsiao-Wen Yu , Ruhui Zhang , Cheng-Shang Chang , Duan-Shin Lee

This paper studies a fundamental algorithmic problem related to the design of demand-aware networks: networks whose topologies adjust toward the traffic patterns they serve, in an online manner. The goal is to strike a tradeoff between the…

数据结构与算法 · 计算机科学 2020-04-07 Chen Avin , Kaushik Mondal , Stefan Schmid

This paper compares the performances of three supervised machine learning algorithms in terms of predictive ability and model interpretation on structured or tabular data. The algorithms considered were scikit-learn implementations of…

机器学习 · 统计学 2022-05-06 Alice J. Liu , Arpita Mukherjee , Linwei Hu , Jie Chen , Vijayan N. Nair

We propose a procedure to build a decision tree which approximates the performance of complex machine learning models. This single approximation tree can be used to interpret and simplify the predicting pattern of random forests (RFs) and…

统计方法学 · 统计学 2016-10-31 Yichen Zhou , Giles Hooker

In this work, we propose a novel adaptive reduced-rank receive processing strategy based on joint preprocessing, decimation and filtering (JPDF) for large-scale multiple-antenna systems. In this scheme, a reduced-rank framework is employed…

信息论 · 计算机科学 2016-11-15 Y. Cai , R. C. de Lamare , B. Qin , B. Champagne , M. Zhao

The increase in scale of cyber networks and the rise in sophistication of cyber-attacks have introduced several challenges in intrusion detection. The primary challenge is the requirement to detect complex multi-stage attacks in realtime by…

密码学与安全 · 计算机科学 2023-02-01 Yahya Javed , Mosab A. Khayat , Ali A. Elghariani , Arif Ghafoor

The Binary Space Partitioning-Tree~(BSP-Tree) process was recently proposed as an efficient strategy for space partitioning tasks. Because it uses more than one dimension to partition the space, the BSP-Tree Process is more efficient and…

机器学习 · 统计学 2020-03-03 Xuhui Fan , Bin Li , Scott A. Sisson

We show a new simple algorithm that solves the model-checking problem for recursion schemes: check whether the tree generated by a given higher-order recursion scheme is accepted by a given alternating parity automaton. The algorithm…

计算机科学中的逻辑 · 计算机科学 2021-05-06 Paweł Parys

We give a 2-approximation algorithm for the Maximum Agreement Forest problem on two rooted binary trees. This NP-hard problem has been studied extensively in the past two decades, since it can be used to compute the rooted Subtree…

数据结构与算法 · 计算机科学 2018-11-15 Neil Olver , Frans Schalekamp , Suzanne van der Ster , Leen Stougie , Anke van Zuylen

In Bayesian phylogenetics, our goal is to estimate the posterior distribution over phylogenetic trees. Markov chain Monte Carlo methods are widely used to approximate the phylogenetic posterior distributions. For large-scale sequence data,…

统计方法学 · 统计学 2026-05-12 Wentao Yu , Shijia Wang

In recent advances in solving the problem of transmission network expansion planning, the use of robust optimization techniques has been put forward, as an alternative to stochastic mathematical programming methods, to make the problem…

计算工程、金融与科学 · 计算机科学 2016-09-28 Roberto Minguez , Raquel Garcia-Bertrand

Arrival of multicore systems has enforced a new scenario in computing, the parallel and distributed algorithms are fast replacing the older sequential algorithms, with many challenges of these techniques. The distributed algorithms provide…

分布式、并行与集群计算 · 计算机科学 2023-11-13 Rajendra Purohit , K R Chowdhary , S D Purohit

We consider online algorithms for the $k$-server problem on trees. There is a $k$-competitive algorithm for this problem, and it is the best competitive ratio. M. Chrobak and L. Larmore provided it. At the same time, the existing…

数据结构与算法 · 计算机科学 2022-05-02 Kamil Khadiev , Maxim Yagafarov

A technique is presented to characterize the Signal-to-Interference-plus-Noise Ratio (SINR) of a representative link with a multiantenna linear Minimum-Mean-Square-Error receiver in a wireless network with transmitting nodes distributed…

信息论 · 计算机科学 2016-11-17 Junjie Zhu , Siddhartan Govindasamy , Jeff Hwang

Dynamic tree data structures maintain a forest while supporting insertion and deletion of edges and a broad set of queries in $O(\log n)$ time per operation. Such data structures are at the core of many modern algorithms. Recent work has…

数据结构与算法 · 计算机科学 2025-06-23 Humza Ikram , Andrew Brady , Daniel Anderson , Guy Blelloch

This paper presents an asynchronous distributed algorithm to manage multiple trees for peer-to-peer streaming in a flow level model. It is assumed that videos are cut into substreams, with or without source coding, to be distributed to all…

数据结构与算法 · 计算机科学 2013-08-12 Ji Zhu , Bruce Hajek

Multi-robot path planning is a computational process involving finding paths for each robot from its start to the goal while ensuring collision-free operation. It is widely used in robots and autonomous driving. However, the computational…

机器人学 · 计算机科学 2023-08-04 Biru Zhang , Jiankun Wang , Max Q. -H. Meng

Bayesian networks are popular probabilistic models that capture the conditional dependencies among a set of variables. Inference in Bayesian networks is a fundamental task for answering probabilistic queries over a subset of variables in…

数据库 · 计算机科学 2021-10-08 Martino Ciaperoni , Cigdem Aslay , Aristides Gionis , Michael Mathioudakis

Random access networks have long been observed to suffer from low throughput if nodes' access strategy is not properly designed. To improve the throughput performance, learning-based approaches, with which each node learns from the…

网络与互联网体系结构 · 计算机科学 2025-04-07 Xinran Zhao , Lin Dai