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This study presents AIOptimizer, a prototype for a cost-reduction-based software performance optimisation tool. The study focuses on the design elements of AIOptimizer, including user-friendliness, scalability, accuracy, and adaptability.…

Software Engineering · Computer Science 2024-09-17 Noopur Zambare

The accelerated composite optimization method FISTA (Beck, Teboulle 2009) is suboptimal by a constant factor, and we present a new method OptISTA that improves FISTA by a constant factor of 2. The performance estimation problem (PEP) has…

Optimization and Control · Mathematics 2026-02-17 Uijeong Jang , Shuvomoy Das Gupta , Ernest K. Ryu

In distributed multimedia applications, content is often delivered to users in a degraded form due to network-induced lossy compression. Real-time and interactive use cases like cloud gaming, which render content on the fly, require low…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-21 Jin Heo , Vic Wang , Ketan Bhardwaj , Ada Gavrilovska

In this paper, we study distributed algorithms for large-scale AUC maximization with a deep neural network as a predictive model. Although distributed learning techniques have been investigated extensively in deep learning, they are not…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-12 Zhishuai Guo , Mingrui Liu , Zhuoning Yuan , Li Shen , Wei Liu , Tianbao Yang

Modern large-scale recommendation systems are typically constructed as multi-stage pipelines, encompassing pre-ranking, ranking, and re-ranking phases. While traditional recommendation research typically focuses on optimizing a specific…

Information Retrieval · Computer Science 2026-05-14 Xidong Wu , Yue Zhuan , Ruoqiao Wei , Hangxin Chen , Di Bai , Jintao Liu , Xinyi Wang , Xue Wang , Luoshu Wang , Xinwu Cheng

Generative AI is being leveraged to solve a variety of computer-use tasks involving desktop applications. State-of-the-art systems have focused solely on improving accuracy on leading benchmarks. However, these systems are practically…

Artificial Intelligence · Computer Science 2026-05-19 Reyna Abhyankar , Qi Qi , Yiying Zhang

Markerless 3D movement analysis from monocular video enables accessible biomechanical assessment in clinical and sports settings. However, most research-grade pipelines rely on GPU acceleration, limiting deployment on consumer-grade…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Yan Zhang , Xiong Zhao

Machine learning frameworks adopt iterative optimizers to train neural networks. Conventional eager execution separates the updating of trainable parameters from forward and backward computations. However, this approach introduces…

Machine Learning · Computer Science 2021-04-02 Zixuan Jiang , Jiaqi Gu , Mingjie Liu , Keren Zhu , David Z. Pan

Convolutional neural networks (CNNs) are trained using stochastic gradient descent (SGD)-based optimizers. Recently, the adaptive moment estimation (Adam) optimizer has become very popular due to its adaptive momentum, which tackles the…

Machine Learning · Computer Science 2023-09-12 S. K. Roy , M. E. Paoletti , J. M. Haut , S. R. Dubey , P. Kar , A. Plaza , B. B. Chaudhuri

This position paper argues that optimization problem solving can transition from expert-dependent to evolutionary agentic workflows. Traditional optimization practices rely on human specialists for problem formulation, algorithm selection,…

Optimization and Control · Mathematics 2025-05-08 Wenhao Li , Bo Jin , Mingyi Hong , Changhong Lu , Xiangfeng Wang

CPU-FPGA heterogeneous architectures are attracting ever-increasing attention in an attempt to advance computational capabilities and energy efficiency in today's datacenters. These architectures provide programmers with the ability to…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-09-24 Jason Cong , Peng Wei , Cody Hao Yu , Peng Zhang

In future 6G Mobile Edge Computing (MEC), autopilot systems require the capability of processing multimodal data with strong interdependencies. However, traditional heuristic algorithms are inadequate for real-time scheduling due to their…

Networking and Internet Architecture · Computer Science 2023-07-17 Ke Deng , Zhiyuan He , Hao Zhang , Haohan Lin , Desheng Wang

The goal of Feature Selection - comprising filter, wrapper, and embedded approaches - is to find the optimal feature subset for designated downstream tasks. Nevertheless, current feature selection methods are limited by: 1) the selection…

Machine Learning · Computer Science 2023-09-18 Meng Xiao , Dongjie Wang , Min Wu , Pengfei Wang , Yuanchun Zhou , Yanjie Fu

Tensor processing units (TPUs), specialized hardware accelerators for machine learning tasks, have shown significant performance improvements when executing convolutional layers in convolutional neural networks (CNNs). However, they…

Hardware Architecture · Computer Science 2023-04-20 Mohammed E. Elbtity , Brendan Reidy , Md Hasibul Amin , Ramtin Zand

We consider the problem of accelerating distributed optimization in multi-agent networks by sequentially adding edges. Specifically, we extend the distributed dual averaging (DDA) subgradient algorithm to evolving networks of growing…

Machine Learning · Statistics 2018-03-14 Sijia Liu , Pin-Yu Chen , Alfred O. Hero

Elasticity is highly desirable for stream processing systems to guarantee low latency against workload dynamics, such as surges in data arrival rate and fluctuations in data distribution. Existing systems achieve elasticity following a…

Databases · Computer Science 2017-11-06 Li Wang , Tom Z. J. Fu , Richard T. B. Ma , Marianne Winslett , Zhenjie Zhang

Customized hardware accelerators have been developed to provide improved performance and efficiency for DNN inference and training. However, the existing hardware accelerators may not always be suitable for handling various DNN models as…

Hardware Architecture · Computer Science 2021-04-07 Xiaofan Zhang , Hanchen Ye , Deming Chen

The choice of convolutional routines (primitives) to implement neural networks has a tremendous impact on their inference performance (execution speed) on a given hardware platform. To optimise a neural network by primitive selection, the…

Machine Learning · Computer Science 2020-10-22 Rik Mulder , Valentin Radu , Christophe Dubach

The Area Under the ROC Curve (AUC) is an important model metric for evaluating binary classifiers, and many algorithms have been proposed to optimize AUC approximately. It raises the question of whether the generally insignificant gains…

Computational Geometry · Computer Science 2023-06-05 Baojian Zhou , Steven Skiena

Convolutional neural networks (CNNs) are revolutionizing machine learning, but they present significant computational challenges. Recently, many FPGA-based accelerators have been proposed to improve the performance and efficiency of CNNs.…

Hardware Architecture · Computer Science 2018-04-13 Yongming Shen , Michael Ferdman , Peter Milder