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With the increasing complexity and rapid expansion of the scale of AI systems in cloud platforms, the log data generated during system operation is massive, unstructured, and semantically ambiguous, which brings great challenges to fault…

Artificial Intelligence · Computer Science 2025-06-24 Cheng Ji , Huaiying Luo

Cloud-native microservices enable rapid iteration and scalable deployment but also create complex, fast-evolving dependencies that challenge reliable diagnosis. Existing root cause analysis (RCA) approaches, even with multi-modal fusion of…

Software Engineering · Computer Science 2025-10-28 Songhan Zhang , Aoyang Fang , Yifan Yang , Ruiyi Cheng , Xiaoying Tang , Pinjia He

Certain forms of uncertainty that robotic systems encounter can be explicitly learned within the context of a known model, like parametric model uncertainties such as mass and moments of inertia. Quantifying such parametric uncertainty is…

Robotics · Computer Science 2022-03-04 Keenan Albee , Monica Ekal , Brian Coltin , Rodrigo Ventura , Richard Linares , David W. Miller

Coordination in multi-agent systems is challenging for agile robots such as unmanned aerial vehicles (UAVs), where relative agent positions frequently change due to unconstrained movement. The problem is exacerbated through the individual…

Robotics · Computer Science 2021-07-22 Mirco Theile , Jonathan Ponniah , Or Dantsker , Marco Caccamo

Software bugs in cloud management systems often cause erratic behavior, hindering detection, and recovery of failures. As a consequence, the failures are not timely detected and notified, and can silently propagate through the system. To…

Software Engineering · Computer Science 2022-03-09 Domenico Cotroneo , Luigi De Simone , Pietro Liguori , Roberto Natella , Angela Scibelli

Cloud systems are susceptible to performance issues, which may cause service-level agreement violations and financial losses. In current practice, crucial metrics are monitored periodically to provide insight into the operational status of…

Machine Learning · Computer Science 2024-11-08 Wenwei Gu , Jinyang Liu , Zhuangbin Chen , Jianping Zhang , Yuxin Su , Jiazhen Gu , Cong Feng , Zengyin Yang , Yongqiang Yang , Michael Lyu

Artificial intelligence systems are increasingly embedded in high-stakes decision environments, yet many governance approaches focus primarily on policy guidance rather than operational stability mechanisms. As AI deployments scale,…

Computers and Society · Computer Science 2026-04-07 Horatio Morgan

Retrieval-Augmented Generation (RAG) systems have emerged as a promising solution to enhance large language models (LLMs) by integrating external knowledge retrieval with generative capabilities. While significant advancements have been…

Human-Computer Interaction · Computer Science 2025-08-11 Sizhe Cheng , Jiaping Li , Huanchen Wang , Yuxin Ma

The rise of generative AI, has driven significant advancements in high-risk sectors like healthcare and finance. The Retrieval-Augmented Generation (RAG) architecture, combining language models (LLMs) with search engines, is particularly…

Artificial Intelligence · Computer Science 2025-07-30 Grégoire Martinon , Alexandra Lorenzo de Brionne , Jérôme Bohard , Antoine Lojou , Damien Hervault , Nicolas J-B. Brunel

Modern information systems require autonomous agents capable of navigating complex workflows, yet current methodologies often struggle with the transition from structured metadata parsing to general environmental perception. While the…

Artificial Intelligence · Computer Science 2026-05-28 Susanna Cifani , Mario Luca Bernardi , Marta Cimitile

Federated Learning with Low-Rank Adaptation (LoRA) faces three critical challenges under client heterogeneity: (1) Initialization-Induced Instability due to random initialization misaligning client subspaces; (2) Rank Incompatibility and…

Machine Learning · Computer Science 2025-11-21 Junchao Zhou , Junkang Liu , Fanhua Shang

Mental health issues significantly impact individuals' daily lives, yet many do not receive the help they need even with available online resources. This study aims to provide diverse, accessible, stigma-free, personalized, and real-time…

Computation and Language · Computer Science 2025-09-23 Qiming Guo , Jinwen Tang , Wenbo Sun , Haoteng Tang , Yi Shang , Wenlu Wang

Financial sectors are rapidly adopting language model technologies, yet evaluating specialized RAG systems in this domain remains challenging. This paper introduces SMARTFinRAG, addressing three critical gaps in financial RAG assessment:…

Computational Engineering, Finance, and Science · Computer Science 2025-04-28 Yiwei Zha

Retrieval-augmented generation (RAG) has become a widely adopted paradigm for enabling knowledge-grounded large language models (LLMs). However, standard RAG pipelines often fail to ensure that model reasoning remains consistent with the…

Artificial Intelligence · Computer Science 2025-10-14 Jiaqi Wei , Hao Zhou , Xiang Zhang , Di Zhang , Zijie Qiu , Wei Wei , Jinzhe Li , Wanli Ouyang , Siqi Sun

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by integrating them with an external knowledge base to improve the answer relevance and accuracy. In real-world scenarios, beyond pure text, a substantial amount of…

Computation and Language · Computer Science 2025-10-07 Jiaru Zou , Dongqi Fu , Sirui Chen , Xinrui He , Zihao Li , Yada Zhu , Jiawei Han , Jingrui He

Modern applications are increasingly driven by Machine Learning (ML) models whose non-deterministic behavior is affecting the entire application life cycle from design to operation. The pervasive adoption of ML is urgently calling for…

Machine Learning · Computer Science 2024-11-07 Marco Anisetti , Claudio A. Ardagna , Nicola Bena , Ernesto Damiani , Paolo G. Panero

Supply chain operations generate vast amounts of operational data; however, critical knowledge such as system usage practices, troubleshooting workflows, and resolution techniques often remains buried within unstructured communications like…

Artificial Intelligence · Computer Science 2025-06-24 Yao Zhang , Zaixi Shang , Silpan Patel , Mikel Zuniga

Retrieval Augmented Generation (RAG) systems have emerged as a powerful method for enhancing large language models (LLMs) with up-to-date information. However, the retrieval step in RAG can sometimes surface documents containing…

Computation and Language · Computer Science 2025-04-02 Vignesh Gokul , Srikanth Tenneti , Alwarappan Nakkiran

In modern data analytics, analysts frequently face the challenge of searching for desirable entities by evaluating, for each entity, a collection of its feature relations to derive key analytical properties. This search is challenging…

Databases · Computer Science 2025-07-25 Xi Wu , Eugene Wu , Zichen Zhu , Fengan Li , Jeffrey F. Naughton