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We present and experimentally implement a real-time protocol for calibrating the frequency of a resonantly driven qubit, achieving exponential scaling in calibration precision with the number of measurements, up to the limit imposed by…

Insertion tasks are fundamental yet challenging for robots, particularly in autonomous operations, due to their continuous interaction with the environment. AI-based approaches appear to be up to the challenge, but in production they must…

Robotics · Computer Science 2025-03-11 Constantin Schempp , Yongzhou Zhang , Christian Friedrich , Bjorn Hein

Modern image formation algorithms in radio interferometry rely on repeated applications of the operator {\Phi} modelling the measurement process and its adjoint {Phi^\dagger} to enforce consistency with the acquired data, specifically via…

Instrumentation and Methods for Astrophysics · Physics 2026-05-27 Arwa Dabbech , Yves Wiaux

Pre-trained code models have recently achieved substantial improvements in many code intelligence tasks. These models are first pre-trained on large-scale unlabeled datasets in a task-agnostic manner using self-supervised learning, and then…

Software Engineering · Computer Science 2024-01-11 Shuzheng Gao , Wenxin Mao , Cuiyun Gao , Li Li , Xing Hu , Xin Xia , Michael R. Lyu

The rapid advancement of large language models has unlocked remarkable capabilities across a diverse array of natural language processing tasks. However, the considerable differences among available LLMs-in terms of cost, performance, and…

Artificial Intelligence · Computer Science 2025-05-23 Yifan Zhang , Xinkui Zhao , Zuxin Wang , Guanjie Cheng , Yueshen Xu , Shuiguang Deng , Jianwei Yin

Adaptation of foundation models using low-rank methods is a widespread approach. Another way to adapt these models is to employ orthogonal fine-tuning methods, which are less time and memory efficient despite their good generalization…

Machine Learning · Computer Science 2025-09-11 Alejandro Moreno Arcas , Albert Sanchis , Jorge Civera , Alfons Juan

The Rapid Iterative FiTting (RIFT) parameter inference algorithm provides a simulation-based inference approach to efficient, highly-parallelized parameter inference for GW sources. Previous editions of RIFT have conservatively optimized…

Instrumentation and Methods for Astrophysics · Physics 2025-05-20 Katelyn J. Wagner , R. O'Shaughnessy , A. Yelikar , N. Manning , D. Fernando , J. Lange , V. Tiwari , A. Fernando , D. Williams

High-frequency trading (HFT) uses computer algorithms to make trading decisions in short time scales (e.g., second-level), which is widely used in the Cryptocurrency (Crypto) market (e.g., Bitcoin). Reinforcement learning (RL) in financial…

Trading and Market Microstructure · Quantitative Finance 2023-09-25 Molei Qin , Shuo Sun , Wentao Zhang , Haochong Xia , Xinrun Wang , Bo An

In \textit{computer-based testing} it has become standard to collect response accuracy (RA) and response times (RTs) for each test item. IRT models are used to measure a latent variable (e.g., ability, intelligence) using the RA…

Methodology · Statistics 2021-06-21 Jean-Paul Fox , Konrad Klotzke , Ahmet Salih Simsek

Searching for similar logos in the registered logo database is a very important and tedious task at the trademark office. Speed and accuracy are two aspects that one must attend to while developing a system for retrieval of logos. In this…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ushasi Chaudhuri , Partha Bhowmick , Jayanta Mukhopadhyay

Foundation models pretrained on large-scale natural images are widely adapted to various cross-domain low-resource downstream tasks, benefiting from generalizable and transferable patterns captured by their representations. However, these…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Wenqiang Zu , Shenghao Xie , Hao Chen , Zhiqiang Chen , Liwen Hu , Yuanhao Xi , Yiming Liang , Junliang Ye , Bo Lei , Tiejun Huang , Guoqi Li , Lei Ma

We propose ReinFlow, a simple yet effective online reinforcement learning (RL) framework that fine-tunes a family of flow matching policies for continuous robotic control. Derived from rigorous RL theory, ReinFlow injects learnable noise…

Robotics · Computer Science 2026-01-09 Tonghe Zhang , Chao Yu , Sichang Su , Yu Wang

Reinforcement Learning (RL) has become a key driver for enhancing the long chain-of-thought (CoT) reasoning capabilities of Large Language Models (LLMs). However, prevalent methods like GRPO often fail when task difficulty exceeds the…

Machine Learning · Computer Science 2025-10-13 Xinyi Wang , Jinyi Han , Zishang Jiang , Tingyun Li , Jiaqing Liang , Sihang Jiang , Zhaoqian Dai , Shuguang Ma , Fei Yu , Yanghua Xiao

Large Language Models (LLMs) excel at multi-step reasoning, yet increasing the structural complexity of inference does not consistently improve system-level returns. Methods such as Tree of Thoughts (ToT), Graph of Thoughts (GoT), and…

Computation and Language · Computer Science 2026-03-09 Yuhang Liu , Ruijie Wang , Yunlong Chu , Bing Hao , Yumeng Lin , Shengzhong Liu , Minglai Shao

Uniform random rotations (URRs) are a common preprocessing step in modern quantization approaches used for gradient compression, inference acceleration, KV-cache compression, model weight quantization, and approximate nearest-neighbor…

Machine Learning · Computer Science 2026-05-08 Ran Ben-Basat , William Kuszmaul , Michael Mitzenmacher , Amit Portnoy , Shay Vargaftik

Federated fine-tuning (FFT) attempts to fine-tune a pre-trained model with private data from distributed clients by exchanging models rather than data under the orchestration of a parameter server (PS). To overcome the bottleneck forged by…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-01 Zhijie Cai , Haolong Chen , Guangxu Zhu

Real-time data processing of the next generation of experiments at FAIR requires reliable event reconstruction and thus depends heavily on in-situ calibration procedures. Previously, we developed a neural-network-based approach that…

Instrumentation and Detectors · Physics 2025-12-09 Valentin Kladov , Johan Messchendorp , James Ritman

As a parameter efficient fine-tuning (PEFT) method, low-rank adaptation (LoRA) can save significant costs in storage and computing, but its strong adaptability to a single task is often accompanied by insufficient cross-task generalization…

Machine Learning · Computer Science 2025-09-24 Shaoheng Wang , Yao Lu , Yuqi Li , Yaxin Gao , Jiaqi Nie , Shanqing Yu , Yingli Tian , Qi Xuan

In today's modern wide-field galaxy surveys, there is the necessity for parametric surface brightness decomposition codes characterised by accuracy, small degree of user intervention, and high degree of parallelisation. We try to address…

Astrophysics of Galaxies · Physics 2023-03-03 Luca Tortorelli , Amata Mercurio

Qudits, the multi-level generalization of qubits, provide a natural extension of the binary paradigm in quantum computation and offer new opportunities to enhance algorithmic performance. Beyond their direct applicability to the simulation…

Quantum Physics · Physics 2026-03-18 Julio Cesar Siqueira Rocha , Rodrigo Alves Dias