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The current bottleneck of transient detection in most surveys is the problem of rejecting numerous artifacts from detected candidates. We present a triple-stage hierarchical machine learning system for automated artifact filtering in…

Instrumentation and Methods for Astrophysics · Physics 2016-01-25 Jakub Klencki , Łukasz Wyrzykowski

Few-shot semantic segmentation aims to segment the target objects in query under the condition of a few annotated support images. Most previous works strive to mine more effective category information from the support to match with the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-14 Yuanwei Liu , Nian Liu , Xiwen Yao , Junwei Han

Multi-label classification has broad applications and depends on powerful representations capable of capturing multi-label interactions. We introduce \textit{Diff-Feat}, a simple but powerful framework that extracts intermediate features…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Tian Lan , Yiming Zheng , Jianxin Yin

For transient sources with timescales of 1-100 seconds, standardized imaging for all observations at each time step become impossible as large modern interferometers produce significantly large data volumes in this observation time frame.…

Instrumentation and Methods for Astrophysics · Physics 2022-04-06 Xia Zhang , Foivos I. Diakogiannis , Richard Dodson , Andreas Wicenec

We present five new outbursting AM CVn systems and one candidate discovered as part of an ongoing search for such systems using the Palomar Transient Factory (PTF). This is the first large-area, systematic search for AM CVn systems using…

This study investigates the use of machine learning (ML) to correct the enthalpy of formation (Hf) from two separate DFT functionals, PBE and SCAN, to the experimental Hf across 1011 solid-state compounds. The ML model uses a set of 25…

Materials Science · Physics 2023-07-18 Santosh Adhikari , Christopher J. Bartel , Christopher Sutton

Optical flow, which expresses pixel displacement, is widely used in many computer vision tasks to provide pixel-level motion information. However, with the remarkable progress of the convolutional neural network, recent state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Ruibing Jin , Guosheng Lin , Changyun Wen , Jianliang Wang , Fayao Liu

Transition metal chromophores with earth-abundant transition metals are an important design target for their applications in lighting and non-toxic bioimaging, but their design is challenged by the scarcity of complexes that simultaneously…

Chemical Physics · Physics 2022-09-16 Chenru Duan , Aditya Nandy , Gianmarco Terrones , David W. Kastner , Heather J. Kulik

Transition-state searches are central to understanding reaction mechanisms, but the high computational cost of density-functional theory (DFT) limits their application in high-throughput catalyst and materials discovery. Machine-learned…

Chemical Physics · Physics 2026-04-02 Jonah Marks , Jonathon Vandezande , Joseph Gomes

In-loop filtering (ILF) is a key technology for removing the artifacts in image/video coding standards. Recently, neural network-based in-loop filtering methods achieve remarkable coding gains beyond the capability of advanced video coding…

Image and Video Processing · Electrical Eng. & Systems 2024-09-12 Zhuoyuan Li , Jiacheng Li , Yao Li , Li Li , Dong Liu , Feng Wu

The Zwicky Transient Facility (ZTF) is a new optical time-domain survey that uses the Palomar 48-inch Schmidt telescope. A custom-built wide-field camera provides a 47 deg$^2$ field of view and 8 second readout time, yielding more than an…

Instrumentation and Methods for Astrophysics · Physics 2019-02-07 Eric C. Bellm , Shrinivas R. Kulkarni , Matthew J. Graham , Richard Dekany , Roger M. Smith , Reed Riddle , Frank J. Masci , George Helou , Thomas A. Prince , Scott M. Adams , C. Barbarino , Tom Barlow , James Bauer , Ron Beck , Justin Belicki , Rahul Biswas , Nadejda Blagorodnova , Dennis Bodewits , Bryce Bolin , Valery Brinnel , Tim Brooke , Brian Bue , Mattia Bulla , Rick Burruss , S. Bradley Cenko , Chan-Kao Chang , Andrew Connolly , Michael Coughlin , John Cromer , Virginia Cunningham , Kishalay De , Alex Delacroix , Vandana Desai , Dmitry A. Duev , Gwendolyn Eadie , Tony L. Farnham , Michael Feeney , Ulrich Feindt , David Flynn , Anna Franckowiak , S. Frederick , C. Fremling , Avishay Gal-Yam , Suvi Gezari , Matteo Giomi , Daniel A. Goldstein , V. Zach Golkhou , Ariel Goobar , Steven Groom , Eugean Hacopians , David Hale , John Henning , Anna Y. Q. Ho , David Hover , Justin Howell , Tiara Hung , Daniela Huppenkothen , David Imel , Wing-Huen Ip , Željko Ivezić , Edward Jackson , Lynne Jones , Mario Juric , Mansi M. Kasliwal , S. Kaspi , Stephen Kaye , Michael S. P. Kelley , Marek Kowalski , Emily Kramer , Thomas Kupfer , Walter Landry , Russ R. Laher , Chien-De Lee , Hsing Wen Lin , Zhong-Yi Lin , Ragnhild Lunnan , Matteo Giomi , Ashish Mahabal , Peter Mao , Adam A. Miller , Serge Monkewitz , Patrick Murphy , Chow-Choong Ngeow , Jakob Nordin , Peter Nugent , Eran Ofek , Maria T. Patterson , Bryan Penprase , Michael Porter , Ludwig Rauch , Umaa Rebbapragada , Dan Reiley , Mickael Rigault , Hector Rodriguez , Jan van Roestel , Ben Rusholme , Jakob van Santen , S. Schulze , David L. Shupe , Leo P. Singer , Maayane T. Soumagnac , Robert Stein , Jason Surace , Jesper Sollerman , Paula Szkody , F. Taddia , Scott Terek , Angela Van Sistine , Sjoert van Velzen , W. Thomas Vestrand , Richard Walters , Charlotte Ward , Quan-Zhi Ye , Po-Chieh Yu , Lin Yan , Jeffry Zolkower

Computational screening has become a powerful complement to experimental efforts in the discovery of high-performance photovoltaic (PV) materials. Most workflows rely on density functional theory (DFT) to estimate electronic and optical…

Materials Science · Physics 2025-07-18 Matthew Walker , Keith T. Butler

Image-to-Image translation (I2I) is a subtype of Machine Learning (ML) that has tremendous potential in applications where two domains of images and the need for translation between the two exist, such as the removal of fog. For example,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Anton Pollak , Rajesh Menon

We present an application of machine-learning (ML) techniques to source selection in the optical transient survey data with Hyper Suprime-Cam (HSC) on the Subaru telescope. Our goal is to select real transient events accurately and in a…

Instrumentation and Methods for Astrophysics · Physics 2016-10-26 Mikio Morii , Shiro Ikeda , Nozomu Tominaga , Masaomi Tanaka , Tomoki Morokuma , Katsuhiko Ishiguro , Junji Yamato , Naonori Ueda , Naotaka Suzuki , Naoki Yasuda , Naoki Yoshida

The increased temporal and spectral resolution of oversampled systems allows many sensor-signal analysis tasks to be performed (e.g. detection, classification and tracking) using a filterbank of low-pass digital differentiators. Such…

Systems and Control · Electrical Eng. & Systems 2021-10-04 Hugh L. Kennedy

Collaborative edge sensing systems, particularly in collaborative perception systems in autonomous driving, can significantly enhance tracking accuracy and reduce blind spots with multi-view sensing capabilities. However, their limited…

Networking and Internet Architecture · Computer Science 2024-09-02 Zhengru Fang , Senkang Hu , Liyan Yang , Yiqin Deng , Xianhao Chen , Yuguang Fang

The proliferation of highly realistic AI-generated images poses critical challenges for digital forensics, demanding precise pixel-level localization of manipulated regions. Existing methods predominantly learn discriminative patterns of…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Jiangling Zhang , Shuxuan Gao , Bofan Liu , Siqiang Feng , Jirui Huang , Yaxiong Chen , Ziyu Chen

The rapid advancement of machine learning (ML) and on-device computing has revolutionized various industries, including transportation, through the development of Connected and Autonomous Vehicles (CAVs) and Intelligent Transportation…

Machine Learning · Computer Science 2025-02-11 Robert Akinie , Nana Kankam Brym Gyimah , Mansi Bhavsar , John Kelly

Imitation learning has been applied to a range of robotic tasks, but can struggle when robots encounter edge cases that are not represented in the training data (i.e., distribution shift). Interactive fleet learning (IFL) mitigates…

Robotics · Computer Science 2023-10-23 Gaurav Datta , Ryan Hoque , Anrui Gu , Eugen Solowjow , Ken Goldberg

Low-rank matrix completion is a widely studied problem with many variants. Inductive matrix completion (IMC) incorporates row and column side information to significantly narrow the search space. Prior work falls into two regimes: methods…

Machine Learning · Statistics 2026-05-19 Yuepeng Yang , Cong Ma