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This paper compares the performance of various data processing methods in terms of predictive performance for structured data. This paper also seeks to identify and recommend preprocessing methodologies for tree-based binary classification…

Methodology · Statistics 2023-02-27 Tosan Johnson , Alice J. Liu , Syed Raza , Aaron McGuire

Recommendation system has gained a large popularity for a variety of personalized suggestion tasks, but the ever-increasing number of user data makes real-time processing of recommendation systems difficult. NAND flash memory-based…

Hardware Architecture · Computer Science 2026-04-29 Jangho Baik , Sunghyun Kim , Gisan Ji , Wonbo Shim , Sungju Ryu

Modern computer designs support composite prefetching, where multiple individual prefetcher components are used to target different memory access patterns. However, multiple prefetchers competing for resources can drastically hurt…

Hardware Architecture · Computer Science 2023-07-18 Erika S. Alcorta , Mahesh Madhav , Scott Tetrick , Neeraja J. Yadwadkar , Andreas Gerstlauer

Real-world applications are now processing big-data sets, often bottlenecked by the data movement between the compute units and the main memory. Near-memory computing (NMC), a modern data-centric computational paradigm, can alleviate these…

Hardware Architecture · Computer Science 2021-06-30 Stefano Corda , Madhurya Kumaraswamy , Ahsan Javed Awan , Roel Jordans , Akash Kumar , Henk Corporaal

Configuring a storage system to better serve an application is a challenging task complicated by a multidimensional, discrete configuration space and the high cost of space exploration (e.g., by running the application with different…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-06-11 Lauro Beltrão Costa , Abmar Barros , Samer Al-Kiswany , Hao Yang , Emalayan Vairavanathan , Matei Ripeanu

Direct Preference Optimization (DPO) simplifies reinforcement learning from human feedback (RLHF) for large language models (LLMs) by directly optimizing human preferences without an explicit reward model. We find that during DPO training,…

Computation and Language · Computer Science 2026-01-01 Junshu Pan , Wei Shen , Shulin Huang , Qiji Zhou , Yue Zhang

In our previous work we have shown that resistive cross point devices, so called Resistive Processing Unit (RPU) devices, can provide significant power and speed benefits when training deep fully connected networks as well as convolutional…

Machine Learning · Computer Science 2023-02-17 Tayfun Gokmen , Malte Rasch , Wilfried Haensch

Model selection in Gaussian processes scales prohibitively with the size of the training dataset, both in time and memory. While many approximations exist, all incur inevitable approximation error. Recent work accounts for this error in the…

Machine Learning · Computer Science 2025-07-08 Jonathan Wenger , Kaiwen Wu , Philipp Hennig , Jacob R. Gardner , Geoff Pleiss , John P. Cunningham

Test-time scaling has proven effective in further enhancing the performance of pretrained Large Language Models (LLMs). However, mainstream post-training methods (i.e., reinforcement learning (RL) with chain-of-thought (CoT) reasoning)…

Machine Learning · Computer Science 2025-08-19 Yuyang Xu , Yi Cheng , Haochao Ying , Zhuoyun Du , Renjun Hu , Xing Shi , Wei Lin , Jian Wu

Scheduling real-time tasks that utilize GPUs with analyzable guarantees poses a significant challenge due to the intricate interaction between CPU and GPU resources, as well as the complex GPU hardware and software stack. While much…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-11 Yidi Wang , Cong Liu , Daniel Wong , Hyoseung Kim

Pruning enables appealing reductions in network memory footprint and time complexity. Conventional post-training pruning techniques lean towards efficient inference while overlooking the heavy computation for training. Recent exploration of…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Maying Shen , Pavlo Molchanov , Hongxu Yin , Jose M. Alvarez

Training deep learning models is a repetitive and resource-intensive process. Data scientists often train several models before landing on a set of parameters (e.g., hyper-parameter tuning) and model architecture (e.g., neural architecture…

Machine Learning · Computer Science 2025-08-04 Ties Robroek , Neil Kim Nielsen , Pınar Tözün

Larger deep learning models usually lead to higher model quality with an ever-increasing GPU memory footprint. Although tensor checkpointing techniques have been proposed to enable training under a restricted GPU memory budget, the input…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-09-07 Jianjin Liao , Mingzhen Li , Qingxiao Sun , Jiwei Hao , Fengwei Yu , Shengdong Chen , Ye Tao , Zicheng Zhang , Hailong Yang , Zhongzhi Luan , Depei Qian

We consider the problem of designing a packet-level congestion control and scheduling policy for datacenter networks. Current datacenter networks primarily inherit the principles that went into the design of Internet, where congestion…

Networking and Internet Architecture · Computer Science 2017-10-10 Devavrat Shah , Qiaomin Xie

Many hardware structures in today's high-performance out-of-order processors do not scale in an efficient way. To address this, different solutions have been proposed that build execution schedules in an energy-efficient manner. Issue time…

Hardware Architecture · Computer Science 2021-09-08 Andreas Diavastos , Trevor E. Carlson

Input data preprocessing is a common bottleneck when concurrently training multimedia machine learning (ML) models in modern systems. To alleviate these bottlenecks and reduce the training time for concurrent jobs, we present Seneca, a data…

Operating Systems · Computer Science 2025-11-19 Omkar Desai , Ziyang Jiao , Shuyi Pei , Janki Bhimani , Bryan S. Kim

We present a federated, asynchronous, memory-limited algorithm for online task scheduling across large-scale networks of hundreds of workers. This is achieved through recent advancements in federated edge computing that unlocks the ability…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-29 Andreas Grammenos , Evangelia Kalyvianaki , Peter Pietzuch

Massive data is often considered essential for deep learning applications, but it also incurs significant computational and infrastructural costs. Therefore, dataset pruning (DP) has emerged as an effective way to improve data efficiency by…

Machine Learning · Computer Science 2023-11-21 Yihua Zhang , Yimeng Zhang , Aochuan Chen , Jinghan Jia , Jiancheng Liu , Gaowen Liu , Mingyi Hong , Shiyu Chang , Sijia Liu

Cyber-physical systems (CPS) offer immense optimization potential for manufacturing processes through the availability of multivariate time series data of actors and sensors. Based on automated analysis software, the deployment of adaptive…

Systems and Control · Electrical Eng. & Systems 2024-01-17 Brandon K. Sai , Jonas Gram , Thomas Bauernhansl

Resource-efficient training optimization techniques are becoming increasingly important as the size of large language models (LLMs) continues to grow. In particular, batch packing is commonly used in pre-training and supervised fine-tuning…

Computation and Language · Computer Science 2026-03-02 Jaekyung Cho