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We present a one-port calibration technique for characterization of beam waveguide components with a vector network analyzer. This technique involves using a set of known delays to separate the responses of the instrument and the device…

Instrumentation and Methods for Astrophysics · Physics 2014-03-24 Joseph R. Eimer , Charles L. Bennett , David T. Chuss , Edward J. Wollack

Design of process control scheme is critical for quality assurance to reduce variations in manufacturing systems. Taking semiconductor manufacturing as an example, extensive literature focuses on control optimization based on certain…

Machine Learning · Computer Science 2023-09-19 Yanrong Li , Juan Du , Wei Jiang

In this work, we present Transitive Reinforcement Learning (TRL), a new value learning algorithm based on a divide-and-conquer paradigm. TRL is designed for offline goal-conditioned reinforcement learning (GCRL) problems, where the aim is…

Machine Learning · Computer Science 2026-02-24 Seohong Park , Aditya Oberai , Pranav Atreya , Sergey Levine

Sensor-based environmental perception is a crucial part of the autonomous driving system. In order to get an excellent perception of the surrounding environment, an intelligent system would configure multiple LiDARs (3D Light Detection and…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Pengjin Wei , Guohang Yan , Yikang Li , Kun Fang , Xinyu Cai , Jie Yang , Wei Liu

Unsupervised learning-based medical image registration approaches have witnessed rapid development in recent years. We propose to revisit a commonly ignored while simple and well-established principle: recursive refinement of deformation…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Xinzi He , Jia Guo , Xuzhe Zhang , Hanwen Bi , Sarah Gerard , David Kaczka , Amin Motahari , Eric Hoffman , Joseph Reinhardt , R. Graham Barr , Elsa Angelini , Andrew Laine

In supervised machine learning, use of correct labels is extremely important to ensure high accuracy. Unfortunately, most datasets contain corrupted labels. Machine learning models trained on such datasets do not generalize well. Thus,…

Machine Learning · Computer Science 2023-09-14 Chang Yue , Niraj K. Jha

In deep metric learning for visual recognition, the calibration of distance thresholds is crucial for achieving desired model performance in the true positive rates (TPR) or true negative rates (TNR). However, calibrating this threshold…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Qin Zhang , Dongsheng An , Tianjun Xiao , Tong He , Qingming Tang , Ying Nian Wu , Joseph Tighe , Yifan Xing , Stefano Soatto

Recent works have shown that deep neural networks can achieve super-human performance in a wide range of image classification tasks in the medical imaging domain. However, these works have primarily focused on classification accuracy,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-10 Gongbo Liang , Yu Zhang , Xiaoqin Wang , Nathan Jacobs

A new method for absolute polarimetric calibration of large telescopes is presented. The proposed method is highly accurate and is based on the calibration of a small sub-aperture, which is then extended to the full system by means of…

Astrophysics · Physics 2009-11-10 H. Socas-Navarro

Multi-task learning (MTL) aims to improve estimation and prediction performance by sharing common information among related tasks. One natural assumption in MTL is that tasks are classified into clusters based on their characteristics.…

Methodology · Statistics 2024-05-28 Akira Okazaki , Shuichi Kawano

Most of the classical approaches to straight line detection only deal with a binary edge image and need to use 2D interpolation operation. This paper proposes a new transform method figuratively named as funnel transform which can…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 QianRu Wei , DaZheng Feng , WeiXing Zheng

Many applications of classification methods not only require high accuracy but also reliable estimation of predictive uncertainty. However, while many current classification frameworks, in particular deep neural networks, achieve high…

Machine Learning · Computer Science 2020-02-28 Jonathan Wenger , Hedvig Kjellström , Rudolph Triebel

In this work, we propose novel method for certifying if a given set of vertex linear systems constitute a linear difference inclusion for a nonlinear system. The method relies on formulating the verification of the inclusion as an…

Systems and Control · Electrical Eng. & Systems 2024-08-08 Yehia Abdelsalam , Sebastian Engell

Transmission switching is a well-established approach primarily applied to minimize operational costs through strategic network reconfiguration. However, exclusive focus on cost reduction can compromise system reliability. While…

Systems and Control · Electrical Eng. & Systems 2025-07-17 Ding Lin , Jianhui Wang , Tianqiao Zhao , Meng Yue

We outline calibrated measurements of the microwave reflection coefficient from the tunnel junction of an ultra-high vacuum low temperature scanning tunneling microscope. The microwave circuit design is described in detail, including an…

Instrumentation and Detectors · Physics 2023-09-14 Bareld Wit , Georg Gramse , Stefan Müllegger

For a number of tasks, such as 3D reconstruction, robotic interface, autonomous driving, etc., camera calibration is essential. In this study, we present a unique method for predicting intrinsic (principal point offset and focal length) and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Talha Hanif Butt , Murtaza Taj

Accurate multi-sensor calibration is essential for deploying robust perception systems in applications such as autonomous driving and intelligent transportation. Existing LiDAR-camera calibration methods often rely on manually placed…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Lei Cheng , Lihao Guo , Tianya Zhang , Tam Bang , Austin Harris , Mustafa Hajij , Mina Sartipi , Siyang Cao

We present a new technique for calibrating the primary beam of a wide-field, drift-scanning antenna element. Drift-scan observing is not compatible with standard beam calibration routines, and the situation is further complicated by…

We report raster scan multiplexed charge-stability diagram measurements for tuning multiple gate-defined quantum dots in GaAs/AlGaAs heterostructures. We evaluate the charge sensitivity of the quantum point contact (QPC) in both radio…

Mesoscale and Nanoscale Physics · Physics 2019-07-02 Wonjin Jang , Min-Kyun Cho , Myungwon Lee , Changki Hong , Jehyun Kim , Hwanchul Jung , Yunchul Chung , Vladimir Umansky , Dohun Kim

Test-time reinforcement learning (TTRL) has emerged as a promising paradigm for self-evolving large reasoning models (LRMs), enabling online adaptation on unlabeled test inputs via self-induced rewards through majority voting. However, a…

Artificial Intelligence · Computer Science 2026-03-03 Ruotong Liao , Nikolai Röhrich , Xiaohan Wang , Yuhui Zhang , Yasaman Samadzadeh , Volker Tresp , Serena Yeung-Levy