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Input pipelines, which ingest and transform input data, are an essential part of training Machine Learning (ML) models. However, it is challenging to implement efficient input pipelines, as it requires reasoning about parallelism,…

Machine Learning · Computer Science 2022-03-22 Michael Kuchnik , Ana Klimovic , Jiri Simsa , Virginia Smith , George Amvrosiadis

In collaborative software development, program merging is the mechanism to integrate changes from multiple programmers. Merge algorithms in modern version control systems report a conflict when changes interfere textually. Merge conflicts…

Software Engineering · Computer Science 2021-09-08 Elizabeth Dinella , Todd Mytkowicz , Alexey Svyatkovskiy , Christian Bird , Mayur Naik , Shuvendu K. Lahiri

Code velocity, or the speed with which code changes are integrated into a production environment, plays a crucial role in Continuous Integration and Continuous Deployment. Many studies report factors influencing code velocity. However,…

Software Engineering · Computer Science 2022-12-01 Gunnar Kudrjavets , Nachiappan Nagappan , Ayushi Rastogi

Hyperparameter tuning of multi-stage pipelines introduces a significant computational burden. Motivated by the observation that work can be reused across pipelines if the intermediate computations are the same, we propose a pipeline-aware…

Machine Learning · Computer Science 2019-03-14 Liam Li , Evan Sparks , Kevin Jamieson , Ameet Talwalkar

Machines learning techniques plays a preponderant role in dealing with massive amount of data and are employed in almost every possible domain. Building a high quality machine learning model to be deployed in production is a challenging…

Machine Learning · Computer Science 2019-07-02 Alexandre Quemy

Accurately predicting procurement lead time (PLT) remains a challenge in engineered-to-order industries such as shipbuilding and plant construction, where delays in a single key component can disrupt project timelines. In shipyards, pipe…

Machine Learning · Computer Science 2026-01-28 Yongjae Lee , Eunhee Park , Daesan Park , Dongho Kim , Jongho Choi , Hyerim Bae

Large language model (LLM) merging has become a key technique in modern LLM development pipelines, enabling the integration of multiple task- or domain-specific expert models without retraining. However, as the number of experts grows,…

Databases · Computer Science 2026-02-17 Yuanyi Wang , Yanggan Gu , Zihao Wang , Kunxi Li , Yifan Yang , Zhaoyi Yan , Congkai Xie , Jianmin Wu , Hongxia Yang

In the last few years, much effort has been devoted to developing join algorithms in order to achieve worst-case optimality for join queries over relational databases. Towards this end, the database community has had considerable success in…

Databases · Computer Science 2020-03-02 Shaleen Deep , Xiao Hu , Paraschos Koutris

Pull Requests (PRs) are a mechanism on modern collaborative coding platforms, such as GitHub. PRs allow developers to tell others that their code changes are available for merging into another branch in a repository. A PR needs to be…

Software Engineering · Computer Science 2022-07-01 Ting Zhang , Ivana Clairine Irsan , Ferdian Thung , DongGyun Han , David Lo , Lingxiao Jiang

Fuzzing has proven to be a fundamental technique to automated software testing but also a costly one. With the increased adoption of CI/CD practices in software development, a natural question to ask is `What are the best ways to integrate…

Software Engineering · Computer Science 2022-06-08 Thijs Klooster , Fatih Turkmen , Gerben Broenink , Ruben ten Hove , Marcel Böhme

Preprocessing pipelines in deep learning aim to provide sufficient data throughput to keep the training processes busy. Maximizing resource utilization is becoming more challenging as the throughput of training processes increases with…

Machine Learning · Computer Science 2022-03-28 Alexander Isenko , Ruben Mayer , Jeffrey Jedele , Hans-Arno Jacobsen

Performance regressions in large-scale software systems can lead to substantial resource inefficiencies, making their early detection critical. Frequent benchmarking is essential for identifying these regressions and maintaining…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-22 Nils Japke , Sebastian Koch , Helmut Lukasczyk , David Bermbach

The rapid advancement of software development practices has introduced challenges in ensuring quality and efficiency across the software engineering (SE) lifecycle. As SE systems grow in complexity, traditional approaches often fail to…

Software Engineering · Computer Science 2025-08-04 Samah Kansab

Model merging, which combines multiple models into a single model, has gained popularity in recent years. By efficiently integrating the capabilities of various models, this significantly reduces the parameter count and memory usage.…

Machine Learning · Computer Science 2025-02-11 Weiyu Chen , James Kwok

The input data pipeline is an essential component of each machine learning (ML) training job. It is responsible for reading massive amounts of training data, processing batches of samples using complex transformations, and loading them onto…

Machine Learning · Computer Science 2024-11-28 Mark Zhao , Emanuel Adamiak , Christos Kozyrakis

Increasingly volatile electricity prices make simultaneous scheduling optimization desirable for production processes and their energy systems. Simultaneous scheduling needs to account for both process dynamics and binary on/off-decisions…

Optimization and Control · Mathematics 2022-07-28 Florian Joseph Baader , André Bardow , Manuel Dahmen

Pipeline parallelism is a key technique for scaling large-model training, but modern workloads exhibit runtime variability in computation and communication. Existing pipeline systems typically consume static, profiled, or adaptively…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-19 Ruitao Liu , Xinyang Tian , Shuo Chen , Tingrui Zhang , Guang Yang , Alan Zhao , Wei Xu

Compared to other transportation modes, road, railroad and vessel, multiproduct pipelines are the safest and most economical way of conveying petroleum products over long distances day and night. During the last two decades, the operational…

Differential Geometry · Mathematics 2022-03-30 Amir Baghban , Majid Yousefikhoshbakht

Today's software quality assurance techniques are often applied in isolation. Consequently, synergies resulting from systematically integrating different quality assurance activities are often not exploited. Such combinations promise…

Software Engineering · Computer Science 2013-11-26 Frank Elberzhager , Alla Rosbach , Jürgen Münch , Robert Eschbach

Data processing systems offer an ever increasing degree of parallelism on the levels of cores, CPUs, and processing nodes. Query optimization must exploit high degrees of parallelism in order not to gradually become the bottleneck of query…

Databases · Computer Science 2015-11-06 Immanuel Trummer , Christoph Koch