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Constructing generative models for functional observations is an important task in statistical functional analysis. In general, functional data contains both phase (or x or horizontal) and amplitude (or y or vertical) variability. Tradi-…

统计计算 · 统计学 2019-04-26 J. Derek Tucker , Wei Wu , Anuj Srivastava

We study joint spectrum allocation and user association in heterogeneous cellular networks with multiple tiers of base stations. A stochastic geometric approach is applied as the basis to derive the average downlink user data rate in a…

网络与互联网体系结构 · 计算机科学 2013-10-01 Wei Bao , Ben Liang

This paper examines synchronization of computer clocks connected via a data network and proposes a skewless algorithm to synchronize them. Unlike existing solutions, which either estimate and compensate the frequency difference (skew) among…

最优化与控制 · 数学 2014-07-29 Enrique Mallada , Xiaoqiao Meng , Michel Hack , Li Zhang , Ao Tang

The nature and complexity of software have changed significantly in the last few decades. With the easy availability of computing power, deeper and broader applications are made. It has been extremely necessary to produce good quality…

软件工程 · 计算机科学 2012-05-30 Bandla Srinivasa Rao , R. Satya Prasad , R. R. L. Kantham

The problem of heterogeneous clients in federated learning has recently drawn a lot of attention. Spectral model sharding, i.e., partitioning the model parameters into low-rank matrices based on the singular value decomposition, has been…

机器学习 · 计算机科学 2024-11-01 Denis Korzhenkov , Christos Louizos

Large-scale federated learning (FL) over wireless multiple access channels (MACs) has emerged as a crucial learning paradigm with a wide range of applications. However, its widespread adoption is hindered by several major challenges,…

机器学习 · 计算机科学 2024-11-01 Vineet Sunil Gattani , Junshan Zhang , Gautam Dasarathy

Network slicing is a promising approach for enabling low latency computation offloading in edge computing systems. In this paper, we consider an edge computing system under network slicing in which the wireless devices generate latency…

网络与互联网体系结构 · 计算机科学 2020-01-23 Slađana Jošilo , György Dán

JPS (Jump Point Search) is a state-of-the-art optimal algorithm for online grid-based pathfinding. Widely used in games and other navigation scenarios, JPS nevertheless can exhibit pathological behaviours which are not well studied: (i) it…

机器人学 · 计算机科学 2023-06-29 Shizhe Zhao , Daniel Harabor , Peter J. Stuckey

A number of tasks in classification, information retrieval, recommendation systems, and record linkage reduce to the core problem of inner product similarity join (IPS join): identifying pairs of vectors in a collection that have a…

数据结构与算法 · 计算机科学 2016-04-08 Thomas D. Ahle , Rasmus Pagh , Ilya Razenshteyn , Francesco Silvestri

Bike sharing provides an environment-friendly way for traveling and is booming all over the world. Yet, due to the high similarity of user travel patterns, the bike imbalance problem constantly occurs, especially for dockless bike sharing…

人工智能 · 计算机科学 2018-12-04 Ling Pan , Qingpeng Cai , Zhixuan Fang , Pingzhong Tang , Longbo Huang

To facilitate effective decision-making, precipitation datasets should include uncertainty estimates. Quantile regression with machine learning has been proposed for issuing such estimates. Distributional regression offers distinct…

机器学习 · 计算机科学 2025-01-07 Georgia Papacharalampous , Hristos Tyralis , Nikolaos Doulamis , Anastasios Doulamis

In data stream applications, one of the critical issues is to estimate the frequency of each item in the specific multiset. The multiset means that each item in this set can appear multiple times. The data streams in many applications are…

数据结构与算法 · 计算机科学 2020-01-07 Ning Li

Finite mixture of skew distributions have emerged as an effective tool in modelling heterogeneous data with asymmetric features. With various proposals appearing rapidly in the recent years, which are similar but not identical, the…

统计方法学 · 统计学 2013-05-29 Sharon X. Lee , Geoffrey J. McLachlan

Job shop scheduling problems address the routing and sequencing of tasks in a job shop setting. Despite significant interest from operations research and machine learning communities over the years, a comprehensive platform for testing and…

人工智能 · 计算机科学 2025-03-18 Robbert Reijnen , Igor G. Smit , Hongxiang Zhang , Yaoxin Wu , Zaharah Bukhsh , Yingqian Zhang

Deployed machine learning (ML) models often encounter new user data that differs from their training data. Therefore, estimating how well a given model might perform on the new data is an important step toward reliable ML applications. This…

机器学习 · 统计学 2022-09-20 Lingjiao Chen , Matei Zaharia , James Zou

Recent image classification algorithms, by learning deep features from large-scale datasets, have achieved significantly better results comparing to the classic feature-based approaches. However, there are still various challenges of image…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Hao Cheng , Kim-Hui Yap , Bihan Wen

In the present scenario the recent engineering and industrial built-up units are facing hodgepodge of problems in a lot of aspects such as machining time, electricity, man power, raw material and customers constraints. The job-shop…

其他计算机科学 · 计算机科学 2014-07-23 Sandeep Kumar , Pooja Jadon

Recently, a variety of constraint programming and Boolean satisfiability approaches to scheduling problems have been introduced. They have in common the use of relatively simple propagation mechanisms and an adaptive way to focus on the…

人工智能 · 计算机科学 2011-09-28 Diarmuid Grimes , Emmanuel Hebrard

Key-based workload partitioning is a common strategy used in parallel stream processing engines, enabling effective key-value tuple distribution over worker threads in a logical operator. While randomized hashing on the keys is capable of…

分布式、并行与集群计算 · 计算机科学 2016-12-14 Junhua Fang , Rong Zhang , Tom Z. J. Fu , Zhenjie Zhang , Aoying Zhou , Junhua Zhu

System reuse and cost are very important in software product line design area. Developers goal is to increase system reuse and decreasing cost and efforts for building components from scratch for each software configuration. This can be…

软件工程 · 计算机科学 2013-11-14 Ola Younis , Said Ghoul , Mohammad H. Alomari