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Related papers: CHRONOS: Temporally-Aware Multi-Agent Coordination…

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Recent advances in Large Language Models (LLMs) have enabled conversational AI agents to engage in extended multi-turn interactions spanning weeks or months. However, existing memory systems struggle to reason over temporally grounded facts…

Computation and Language · Computer Science 2026-03-18 Sahil Sen , Elias Lumer , Anmol Gulati , Vamse Kumar Subbiah

We propose CHRONOS, a hardware-assisted framework that decouples the cryptographic setup required for private gradient aggregation from the active training phase. CHRONOS executes a once-per-epoch server-relayed Diffie-Hellman key exchange…

Cryptography and Security · Computer Science 2026-05-01 Hung Dang

Training deep neural networks on real-world datasets is often hampered by the presence of noisy labels, which can be memorized by over-parameterized models, leading to significant degradation in generalization performance. While existing…

Machine Learning · Computer Science 2025-12-18 Jianchao Wang , Qingfeng Li , Pengcheng Zheng , Xiaorong Pu , Yazhou Ren

Test-Time Scaling (TTS) has emerged as an effective paradigm for improving the reasoning performance of large language models (LLMs). However, existing methods -- most notably majority voting and heuristic token-level scoring -- treat…

Computation and Language · Computer Science 2026-02-03 Kai Zhang , Jiayi Liao , Chengpeng Li , Ziyuan Xie , Sihang Li , Xiang Wang

We introduce a causal aware foundation-model framework for real time optimal decision making in discrete choice environments. We propose a constrained triple-head price optimization (C3PO) network to solve a bilevel decision problem in…

Machine Learning · Computer Science 2026-05-11 Shivaram Subramanian , Zhengliang Xue , Markus Ettl , Yingdong Lu , Jayant Kalagnanam

Meeting desired application deadlines in cloud processing systems such as MapReduce is crucial as the nature of cloud applications is becoming increasingly mission-critical and deadline-sensitive. It has been shown that the execution times…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-04-18 Maotong Xu , Sultan Alamro , Tian Lan , Suresh Subramaniam

We consider distributed consensus in networks where the agents have integrator dynamics of order two or higher ($n\ge 2$). We assume all feedback to be localized in the sense that each agent has a bounded number of neighbors and consider a…

Optimization and Control · Mathematics 2023-01-27 Emma Tegling , Bassam Bamieh , Henrik Sandberg

The Synergistic Collapse occurs when scaling beyond 100 agents causes superlinear performance degradation that individual optimizations cannot prevent. We observe this collapse with 150 cameras in Smart City deployment using MADDPG, where…

Machine Learning · Computer Science 2026-04-23 Samaresh Kumar Singh , Joyjit Roy

Knowledge graphs provide structured context for multi-hop question answering, but deployed systems must balance answer accuracy with strict latency and cost targets while preserving provenance. Static k-hop expansions and "think-longer"…

Artificial Intelligence · Computer Science 2026-04-01 Yang Zhao , Chengxiao Dai , Wei Zhuo , Yue Xiu , Dusit Niyato

Account Takeover (ATO) fraud poses a significant challenge in consumer banking, requiring high recall under strict latency while minimizing friction for legitimate users. Production systems typically rely on tabular gradient-boosted…

Machine Learning · Computer Science 2025-09-25 Mohsen Nayebi Kerdabadi , William Andrew Byron , Xin Sun , Amirfarrokh Iranitalab

Critic-free methods like GRPO reduce memory demands by estimating advantages from multiple rollouts but tend to converge slowly, as critical learning signals are diluted by an abundance of uninformative samples and tokens. To tackle this…

Machine Learning · Computer Science 2025-09-29 Chao Wang , Tao Yang , Hongtao Tian , Yunsheng Shi , Qiyao Ma , Xiaotao Liu , Ting Yao , Wenbo Ding

A critical limitation in large-scale multi-agent systems is the cascading of errors. And without intermediate verification, downstream agents exacerbate upstream inaccuracies, resulting in significant quality degradation. To bridge this…

Multiagent Systems · Computer Science 2026-03-18 Churong Liang , Jinling Gan , Kairan Hong , Qiushi Tian , Zongze Wu , Runnan Li

We present a scalable tree search planning algorithm for large multi-agent sequential decision problems that require dynamic collaboration. Teams of agents need to coordinate decisions in many domains, but naive approaches fail due to the…

Artificial Intelligence · Computer Science 2021-01-14 Shushman Choudhury , Jayesh K. Gupta , Peter Morales , Mykel J. Kochenderfer

In large-scale recommender systems, retrieving top N relevant candidates accurately with resource constrain is crucial. To evaluate the performance of such retrieval models, Recall@N, the frequency of positive samples being retrieved in the…

Information Retrieval · Computer Science 2024-11-12 Yongxiang Tang , Wentao Bai , Guilin Li , Xialong Liu , Yu Zhang

Root cause analysis (RCA) in microservices is challenging due to (i) noisy and heterogeneous multimodal observability (metrics, logs, traces), (ii) cascading failure propagation that amplifies downstream symptoms, and (iii) non-stationary…

Artificial Intelligence · Computer Science 2026-05-18 Junle Wang , Xingchuang Liao , Wenjun Wu

Temporal Graph Neural Networks (TGNNs) are a family of graph neural networks designed to model and learn dynamic information from temporal graphs. Given their substantial empirical success, there is an escalating interest in TGNNs within…

Machine Learning · Computer Science 2024-12-17 Junwei Su , Shan Wu

While long-term memory is essential for intelligent agents to maintain consistent historical awareness, the accumulation of extensive interaction data often leads to performance bottlenecks. Naive storage expansion increases retrieval noise…

Artificial Intelligence · Computer Science 2026-04-03 Junming Liu , Yifei Sun , Weihua Cheng , Haodong Lei , Yuqi Li , Yirong Chen , Ding Wang

While online advertising is highly dependent on implicit interaction networks of anonymous users for engagement inference, and for the selection and optimization of delivery strategies, existing graph models seldom can capture the…

Information Retrieval · Computer Science 2025-06-18 Yanjun Dai , Haoyang Feng , Yuan Gao

Knowledge graphs used for retrieval treat all facts as equally current. Existing temporal approaches apply uniform decay, using a single forgetting curve regardless of knowledge type. We show this is fundamentally misspecified: different…

Information Retrieval · Computer Science 2026-05-01 Mandar Karhade

This paper presents a preliminary analysis of the ability of Chronos foundation model to process and internally represent frequency domain information. Foundation models that process time-series data offer practitioners a unified…

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