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Reinforcement learning (RL) has enhanced the capabilities of large language models (LLMs) through reward-driven training. Nevertheless, this process can introduce excessively long responses, inflating inference latency and computational…

Machine Learning · Computer Science 2026-02-17 Chang Liu , Yiran Zhao , Lawrence Liu , Yaoqi Ye , Csaba Szepesvári , Lin F. Yang

There is growing demand for performing inference with hundreds of thousands of input tokens on trained transformer models. Inference at this extreme scale demands significant computational resources, hindering the application of…

Computation and Language · Computer Science 2025-02-13 Ryan Synk , Monte Hoover , John Kirchenbauer , Neel Jain , Alex Stein , Manli Shu , Josue Melendez Sanchez , Ramani Duraiswami , Tom Goldstein

As large language models (LLMs) evolve into autonomous agents that execute long-horizon workflows, invoking a high-capability model at every step becomes economically unsustainable. While model routing is effective for single-turn queries,…

Computation and Language · Computer Science 2026-02-26 Caiqi Zhang , Menglin Xia , Xuchao Zhang , Daniel Madrigal , Ankur Mallick , Samuel Kessler , Victor Ruehle , Saravan Rajmohan

Agents built on large language models (LLMs) rely on a range of reliability techniques, including retry, majority voting, and self-consistency, that have been developed in parallel rather than within a common analytical framework. We…

Machine Learning · Computer Science 2026-05-12 Hamed Omidvar , Vahideh Akhlaghi

Personalizing large language models (LLMs) to individual users requires incorporating extensive interaction histories and profiles, but input token constraints make this impractical due to high inference latency and API costs. Existing…

Long-context processing has become a fundamental capability for large language models~(LLMs). To assess model's long-context performance, numerous long-context evaluation benchmarks have been proposed. However, variations in evaluation…

Computation and Language · Computer Science 2025-07-08 Zecheng Tang , Haitian Wang , Quantong Qiu , Baibei Ji , Ruoxi Sun , Keyan Zhou , Juntao Li , Min Zhang

Recent advances in large language models (LLMs) have made reasoning a central benchmark for evaluating intelligence. While prior surveys focus on efficiency by examining how to shorten reasoning chains or reduce computation, this view…

Artificial Intelligence · Computer Science 2026-04-01 Chao Wu , Baoheng Li , Mingchen Gao , Yu Tian , Zhenyi Wang

Deploying large language models (LLMs) on edge devices is crucial for delivering fast responses and ensuring data privacy. However, the limited storage, weight, and power of edge devices make it difficult to deploy LLM-powered applications.…

Hardware Architecture · Computer Science 2025-06-04 Chunlin Tian , Xinpeng Qin , Kahou Tam , Li Li , Zijian Wang , Yuanzhe Zhao , Minglei Zhang , Chengzhong Xu

The performance of Large Language Models (LLMs) is fundamentally determined by the contextual information provided during inference. This survey introduces Context Engineering, a formal discipline that transcends simple prompt design to…

The integration of wireless communications and Large Language Models (LLMs) is poised to unlock ubiquitous intelligent services, yet deploying them in wireless edge-device collaborative environments presents a critical trade-off between…

Information Theory · Computer Science 2025-08-18 Rui Bao , Nan Xue , Yaping Sun , Zhiyong Chen

Large Language Models (LLMs) herald a transformative era in artificial intelligence (AI). However, the expansive scale of data and parameters of LLMs requires high-demand computational and memory resources, restricting their accessibility…

Machine Learning · Computer Science 2024-11-26 Shengwen Ding , Chenhui Hu

LLMs are increasingly used for software modernization, code translation, and database migration. However, LLM-based Oracle2PostgreSQL migration remains constrained by high token consumption, long-context degradation, dialect-specific…

Logic in Computer Science · Computer Science 2026-05-28 Oleg Grynets , Dmytro Babarytskyi , Vasyl Lyashkevych

Inference-time techniques, such as repeated sampling or iterative revisions, are emerging as powerful ways to enhance large-language models (LLMs) at test time. However, best practices for developing systems that combine these techniques…

As large language models (LLMs) become increasingly versatile, numerous large scale benchmarks have been developed to thoroughly assess their capabilities. These benchmarks typically consist of diverse datasets and prompts to evaluate…

Machine Learning · Computer Science 2024-10-10 Yang Li , Jie Ma , Miguel Ballesteros , Yassine Benajiba , Graham Horwood

As LLMs are increasingly deployed as agents, reliable assessment of their agentic capabilities has become essential. However, reported benchmark scores often jointly reflect model capability and the implementation choices each benchmark is…

Artificial Intelligence · Computer Science 2026-05-28 Pengyu Zhu , Lijun Li , Yaxing Lyu , Qianxin Luo , Jingyi Yang , Yi Liu , Tingfeng Hui , Xinyu Yuan , Li Sun , Sen Su , Jing Shao

The deployment of large language models (LLMs) in real-world applications is increasingly limited by their high inference cost. While recent advances in dynamic token-level computation allocation attempt to improve efficiency by selectively…

Computation and Language · Computer Science 2025-10-17 Chao Han , Yijuan Liang , Zihao Xuan , Daokuan Wu , Wei Zhang , Xiaoyu Shen

To extend the context length of Transformer-based large language models (LLMs) and improve comprehension capabilities, we often face limitations due to computational resources and bounded memory storage capacity. This work introduces a…

Computation and Language · Computer Science 2024-06-11 Chensen Huang , Guibo Zhu , Xuepeng Wang , Yifei Luo , Guojing Ge , Haoran Chen , Dong Yi , Jinqiao Wang

High-quality long-context data is essential for training large language models (LLMs) capable of processing extensive documents, yet existing synthesis approaches using relevance-based aggregation face challenges of computational…

Computation and Language · Computer Science 2025-09-22 Junlong Jia , Xing Wu , Chaochen Gao , Ziyang Chen , Zijia Lin , Zhongzhi Li , Weinong Wang , Haotian Xu , Donghui Jin , Debing Zhang , Binghui Guo

Current LLM agent benchmarks, which predominantly focus on binary pass/fail tasks such as code generation or search-based question answering, often neglect the value of real-world engineering that is often captured through the iterative…

The reliability of multilingual Large Language Model (LLM) evaluation is currently compromised by the inconsistent quality of translated benchmarks. Existing resources often suffer from semantic drift and context loss, which can lead to…

Computation and Language · Computer Science 2026-02-26 Hanna Yukhymenko , Anton Alexandrov , Martin Vechev