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- research-articleAugust 2024
Business Policy Experiments using Fractional Factorial Designs: Consumer Retention on DoorDash
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningAugust 2024, Pages 5793–5802https://doi.org/10.1145/3637528.3671574This paper investigates an approach to both speed up business decision-making and lower the cost of learning through experimentation by factorizing business policies and employing fractional factorial experimental designs for their evaluation. We ...
- research-articleAugust 2024
Choosing a Proxy Metric from Past Experiments
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningAugust 2024, Pages 5803–5812https://doi.org/10.1145/3637528.3671543In many randomized experiments, the treatment effect of the long-term metric (i.e. the primary outcome of interest) is often difficult or infeasible to measure. Such long-term metrics are often slow to react to changes and sufficiently noisy they are ...
- research-articleJuly 2024
Optimizing Irrigation Efficiency using Deep Reinforcement Learning in the Field
ACM Transactions on Sensor Networks (TOSN), Volume 20, Issue 4Article No.: 99, Pages 1–34https://doi.org/10.1145/3662182Agricultural irrigation is a significant contributor to freshwater consumption. However, the current irrigation systems used in the field are not efficient. They rely mainly on soil moisture sensors and the experience of growers but do not account for ...
- research-articleMay 2024
Practical Batch Bayesian Sampling Algorithms for Online Adaptive Traffic Experimentation
WWW '24: Companion Proceedings of the ACM Web Conference 2024May 2024, Pages 471–480https://doi.org/10.1145/3589335.3648347Online controlled experiments have emerged as industry gold standard for assessing new web features. As new web algorithms proliferate, experimentation platform faces an increasing demand on the velocity of online experiments, which encourages adaptive ...
- research-articleMay 2024
Best of Three Worlds: Adaptive Experimentation for Digital Marketing in Practice
WWW '24: Proceedings of the ACM Web Conference 2024May 2024, Pages 3586–3597https://doi.org/10.1145/3589334.3645504Adaptive experimental design (AED) methods are increasingly being used in industry as a tool to boost testing throughput or reduce experimentation cost relative to traditional A/B/N testing methods. However, the behavior and guarantees of such methods ...
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- research-articleJune 2024
AthenaLLM: Supporting Experiments with Large Language Models in Software Development
ICPC '24: Proceedings of the 32nd IEEE/ACM International Conference on Program ComprehensionApril 2024, Pages 69–73https://doi.org/10.1145/3643916.3644437Existing studies on the use of Large Language Models (LLMs) in software development leverage methodologies that limit their scalability and require intensive manual data collection and analysis, for example, due to the use of video data or think-aloud ...
- posterJune 2024
Can causality accelerate experimentation in software systems?
CAIN '24: Proceedings of the IEEE/ACM 3rd International Conference on AI Engineering - Software Engineering for AIApril 2024, Pages 280–281https://doi.org/10.1145/3644815.3644985Software designed using dataflow architecture naturally produces a graphical model of the data transformation process through the system. Interpreting this as a causal graph, we can leverage techniques from causal inference to estimate downstream effects ...
- posterJune 2024
Optimizing Data Analytics Workflows through User-driven Experimentation
CAIN '24: Proceedings of the IEEE/ACM 3rd International Conference on AI Engineering - Software Engineering for AIApril 2024, Pages 253–255https://doi.org/10.1145/3644815.3644971In the Big Data era, efficient data analytics workflows are imperative to extract useful and meaningful insights. Data analysts and scientists spend an inordinate amount of time finding the best workflow via trial and error to get accurate and meaningful ...
- research-articleNovember 2023
Ramble: A flexible, extensible, and composable experimentation framework
SC-W '23: Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, Network, Storage, and AnalysisNovember 2023, Pages 600–608https://doi.org/10.1145/3624062.3624132Reproducibility and replicability are extremely important components of scientific computing, and any computational research. The ability to replicate a set of experiments aids many other computational use cases, such as systems acceptance where a ...
- research-articleAugust 2023
Variance Reduction Using In-Experiment Data: Efficient and Targeted Online Measurement for Sparse and Delayed Outcomes
KDD '23: Proceedings of the 29th ACM SIGKDD Conference on Knowledge Discovery and Data MiningAugust 2023, Pages 3937–3946https://doi.org/10.1145/3580305.3599928Improving statistical power is a common challenge for online experimentation platforms so that more hypotheses can be tested and lower effect sizes can be detected. To increase the power without increasing the sample size, it is necessary to consider the ...
- posterJune 2023
Poster: Towards Multi-Radio Access in 5G Networks
MobiSys '23: Proceedings of the 21st Annual International Conference on Mobile Systems, Applications and ServicesJune 2023, Pages 575–576https://doi.org/10.1145/3581791.3597373This poster presents a multi-access network testbed designed to serve as an essential tool for research on Access Traffic Steering, Switching, and Splitting (ATSSS) in 4G and 5G networks. By integrating Non-3GPP Inter-Working Function (N3IWF) and 5G ...
- research-articleJune 2023
Framework for Authoring and Delivery of Targeted Media Presentations using a Smart Edge Proxy Cache
MHV '23: Proceedings of the 2nd Mile-High Video ConferenceMay 2023, Pages 59–65https://doi.org/10.1145/3588444.3591005We propose a framework for authoring and delivery of targeted media streaming presentations using existing online media content. The framework includes an authoring component and a delivery component. The authoring component stitches different ...
- research-articleMay 2023
Informal Legacy and Exporting Among Sub-Saharan African Firms
Organization Science (INFORMS-ORGS), Volume 34, Issue 3May-June 2023, Pages 987–1003https://doi.org/10.1287/orsc.2022.1623Around the world and especially in areas of widespread poverty, firms start their operations without registering with relevant authorities (i.e., in the informal economy). We explore whether firms that initiated their operations in the informal economy ...
- keynoteApril 2023
Using Cloud Native Technologies to Understand the Performance of Cloud Native Technologies
ICPE '23 Companion: Companion of the 2023 ACM/SPEC International Conference on Performance EngineeringApril 2023, Page 261https://doi.org/10.1145/3578245.3584921The ambition of this talk is to seed discussions around how cloud native technologies can help research on performance engineering, but also what are the interesting performance engineering challenges to solve with cloud native technologies.
Cloud native ...
- ArticleApril 2023
Index-Based Batch Query Processing Revisited
AbstractLarge scale web search engines provide sub-second response times to interactive user queries. However, not all search traffic arises interactively – cache updates, internal testing and prototyping, generation of training data, and web mining tasks ...
- research-articleMarch 2023
How Does Competition Affect Exploration vs. Exploitation? A Tale of Two Recommendation Algorithms
Management Science (MANS), Volume 70, Issue 2February 2024, Pages 1029–1051https://doi.org/10.1287/mnsc.2023.4722Through repeated interactions, firms today refine their understanding of individual users’ preferences adaptively for personalization. In this paper, we use a continuous-time bandit model to analyze firms that recommend content to multihoming consumers, a ...
- articleJanuary 2023
Researching and Transferring Blended Learning Experiences to Software Development Practices
ACM SIGSOFT Software Engineering Notes (SIGSOFT), Volume 48, Issue 1January 2023, Pages 63–66https://doi.org/10.1145/3573074.3573090Blended learning combines the advantages of both in-person and online learning. Researchers applied various methodologies before and during the COVID-19 pandemic to better understand its impact on educational achievement and how the environment provides ...
- articleJanuary 2023
Social Sustainability Approaches for a Sustainable Software Product
ACM SIGSOFT Software Engineering Notes (SIGSOFT), Volume 48, Issue 1January 2023, Pages 38–43https://doi.org/10.1145/3573074.3573085Sustainability is the use of existing resources without compromising them for future generations. Resources must be guaranteed in the environmental, economic, and social dimensions. Sustainable Software Engineering is an emerging research field aiming ...
- surveyDecember 2022
On the Edge of the Deployment: A Survey on Multi-access Edge Computing
ACM Computing Surveys (CSUR), Volume 55, Issue 5Article No.: 99, Pages 1–34https://doi.org/10.1145/3529758Multi-Access Edge Computing (MEC) attracts much attention from the scientific community due to its scientific, technical, and commercial implications. In particular, the European Telecommunications Standards Institute (ETSI) standard convergence ...
- ArticleMay 2023
Mentoring in Educational Innovation: Systematization in the Experience of Teachers’ Educational Experimentation and Research
Proceedings TEEM 2022: Tenth International Conference on Technological Ecosystems for Enhancing MulticulturalityOct 2022, Pages 838–849https://doi.org/10.1007/978-981-99-0942-1_87AbstractThis paper aims to analyze the mentoring process carried out during the development of 70 educational innovation projects from Tecnológico de Monterrey, Mexico, financed by the Novus fund. This fund grants financial resources to professors of the ...