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Black-box optimization often relies on evolutionary and swarm algorithms whose performance is highly problem dependent. We view an optimizer as a short program over a small vocabulary of search operators and learn this operator program…

Neural and Evolutionary Computing · Computer Science 2025-12-16 Junbo Jacob Lian , Mingyang Yu , Kaichen Ouyang , Shengwei Fu , Rui Zhong , Yujun Zhang , Jun Zhang , Huiling Chen

As the process technologies scale into deep submicron region, crosstalk delay is becoming increasingly severe, especially for global on-chip buses. To cope with this problem, accurate delay models of coupled interconnects are needed. In…

Hardware Architecture · Computer Science 2013-04-04 Feng Shi , Xuebin Wu , Zhiyuan Yan

The matching principles behind optimal transport (OT) play an increasingly important role in machine learning, a trend which can be observed when OT is used to disambiguate datasets in applications (e.g. single-cell genomics) or used to…

Machine Learning · Statistics 2022-09-16 Meyer Scetbon , Marco Cuturi

Recently, Flat-LAttice Transformer (FLAT) has achieved great success in Chinese Named Entity Recognition (NER). FLAT performs lexical enhancement by constructing flat lattices, which mitigates the difficulties posed by blurred word…

Computation and Language · Computer Science 2022-11-15 Shuang Wu , Xiaoning Song , Zhenhua Feng , Xiao-Jun Wu

Trajectory prediction has been a long-standing problem in intelligent systems like autonomous driving and robot navigation. Models trained on large-scale benchmarks have made significant progress in improving prediction accuracy. However,…

Robotics · Computer Science 2023-06-21 Hao Cheng , Mengmeng Liu , Lin Chen , Hellward Broszio , Monika Sester , Michael Ying Yang

We present linear-space data structures for several frequency queries on trees, namely: path mode, path least frequent element, and path $\alpha$-minority queries. We present the first linear-space data structures, requiring $O(n…

Data Structures and Algorithms · Computer Science 2026-04-22 Ovidiu Rata

This paper brings the concept of ``optimism" to the new and promising framework of online Non-stochastic Control (NSC). Namely, we study how NSC can benefit from a prediction oracle of unknown quality responsible for forecasting future…

Machine Learning · Computer Science 2024-08-27 Naram Mhaisen , George Iosifidis

While Large Language Models (LLMs) have shown remarkable advancements in reasoning and tool use, they often fail to generate optimal, grounded solutions under complex constraints. Real-world travel planning exemplifies these challenges,…

Artificial Intelligence · Computer Science 2025-10-01 Jihye Choi , Jinsung Yoon , Jiefeng Chen , Somesh Jha , Tomas Pfister

Algorithms for reinforcement learning (RL) in large state spaces crucially rely on supervised learning subroutines to estimate objects such as value functions or transition probabilities. Since only the simplest supervised learning problems…

Machine Learning · Computer Science 2025-02-13 Dhruv Rohatgi , Dylan J. Foster

We design dynamic routing policies for an overlay network which meet delay requirements of real-time traffic being served on top of an underlying legacy network, where the overlay nodes do not know the underlay characteristics. We pose the…

Networking and Internet Architecture · Computer Science 2019-04-19 Rahul Singh , Eytan Modiano

Many scientific prediction problems have spatiotemporal data- and modeling-related challenges in handling complex variations in space and time using only sparse and unevenly distributed observations. This paper presents a novel deep…

Machine Learning · Computer Science 2021-12-13 Yijun Lin , Yao-Yi Chiang , Meredith Franklin , Sandrah P. Eckel , José Luis Ambite

Conventional algorithms in autonomous exploration face challenges due to their inability to accurately and efficiently identify the spatial distribution of convex regions in the real-time map. These methods often prioritize navigation…

Robotics · Computer Science 2025-03-18 Qiming Wang , Yulong Gao , Yang Wang , Xiongwei Zhao , Yijiao Sun , Xiangyan Kong

A growing line of work shows how learned predictions can be used to break through worst-case barriers to improve the running time of an algorithm. However, incorporating predictions into data structures with strong theoretical guarantees…

Data Structures and Algorithms · Computer Science 2023-06-21 Samuel McCauley , Benjamin Moseley , Aidin Niaparast , Shikha Singh

In an environment with certain locations of higher priority, it is required to patrol these locations as frequently as possible due to their importance. However, the Non-Priority locations are often neglected during the task. It is…

Robotics · Computer Science 2023-12-29 Rugved Katole , Deepak Mallya , Leena Vachhani , Arpita Sinha

Visual Simultaneous Localization and Mapping (vSLAM) is a prevailing technology for many emerging robotic applications. Achieving real-time SLAM on mobile robotic systems with limited computational resources is challenging because the…

Robotics · Computer Science 2025-02-28 Yao Zhang , Yuyi Mao , Hui Wang , Zhiwen Yu , Song Guo , Jun Zhang , Liang Wang , Bin Guo

Recent advances in Transformer-based large language models (LLMs) have led to significant performance improvements across many tasks. These gains come with a drastic increase in the models' size, potentially leading to slow and costly use…

Computation and Language · Computer Science 2022-10-26 Tal Schuster , Adam Fisch , Jai Gupta , Mostafa Dehghani , Dara Bahri , Vinh Q. Tran , Yi Tay , Donald Metzler

Deep neural networks are among the most successful algorithms in terms of performance and scalability across different domains. However, since these networks are black boxes, their usability is severely restricted due to a lack of…

Machine Learning · Computer Science 2026-02-25 Dominique Mercier , Andreas Dengel , Sheraz Ahmed

Datacenters provide the infrastructure for cloud computing services used by millions of users everyday. Many such services are distributed over multiple datacenters at geographically distant locations possibly in different continents. These…

Networking and Internet Architecture · Computer Science 2018-01-16 Mohammad Noormohammadpour , Cauligi S. Raghavendra , Sriram Rao

With the growing use of Large Language Model (LLM)-based tools like ChatGPT, Perplexity, and Gemini across industries, there is a rising need for efficient LLM inference systems. These systems handle requests with a unique two-phase…

Machine Learning · Computer Science 2025-12-02 Agrim Bari , Parikshit Hegde , Gustavo de Veciana

Answering the shortest-path distance between two arbitrary locations is a fundamental problem in road networks. Labelling-based solutions are the current state-of-the-arts to render fast response time, which can generally be categorised…

Data Structures and Algorithms · Computer Science 2023-11-21 Muhammad Farhan , Henning Koehler , Robert Ohms , Qing Wang