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Related papers: AMPEL workflows for LSST: Modular and reproducible…

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Transport and mixing properties of aperiodic flows are crucial to a dynamical analysis of the flow, and often have to be carried out with limited information. Finite-time coherent sets are regions of the flow that minimally mix with the…

Dynamical Systems · Mathematics 2018-02-12 Gary Froyland , Oliver Junge

The Discrete Element Method is widely employed for simulating granular flows, but conventional integration techniques may produce unphysical results for simulations with static friction when particle size ratios exceed $R \approx 3$. These…

Computational Physics · Physics 2025-09-16 Dhairya R. Vyas , Julio M. Ottino , Richard M. Lueptow , Paul B. Umbanhowar

Extreme precision radial velocity (EPRV) surveys usually require extensive observational baselines to confirm planetary candidates, making them resource-intensive. Traditionally, periodograms are used to identify promising candidate signals…

Earth and Planetary Astrophysics · Physics 2025-10-09 Anoop Gavankar , Tanish Mittal , Joe Ninan , Shravan Hanasoge

Software products nova.astrometry.net, SExtractor and Aladin are shown to be used for searching for transient phenomena in series of photometric images. An algorithm for taking into account atmospheric distortions introduced into images…

Instrumentation and Methods for Astrophysics · Physics 2018-03-26 V. V. Moskvin , A. A. Shlyapnikov

We present here the current performances of the AMBER / VLTI instrument for standard use and compare these with the offered modes of the instrument. We show that the instrument is able to reach its specified precision only for medium and…

Prompt tuning is a parameter-efficient way to deploy large-scale pre-trained models to downstream tasks by adding task-specific tokens. In terms of vision-language pre-trained (VLP) models, prompt tuning often requires a large number of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Qiong Wu , Shubin Huang , Yiyi Zhou , Pingyang Dai , Annan Shu , Guannan Jiang , Rongrong Ji

We present a framework for detecting transient gamma-ray phenomena in a controlled environment by combining end-to-end simulations of the Fermi-LAT sky with self-supervised spatio-temporal deep learning. We generate a ten-year synthetic…

We present the Analytical Memory Model with Pipelines (AMMP) of the Performance Prediction Toolkit (PPT). PPT-AMMP takes high-level source code and hardware architecture parameters as input, predicts runtime of that code on the target…

Performance · Computer Science 2020-11-16 Gopinath Chennupati , Nandakishore Santhi , Phill Romero , Stephan Eidenbenz

Traditional Automatic License Plate Recognition (ALPR) systems employ multi-stage pipelines consisting of object detection networks followed by separate Optical Character Recognition (OCR) modules, introducing compounding errors, increased…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Karthik Sivakoti

With the widespread adoption of millimeter-wave (mmWave) massive multi-input-multi-output (MIMO) in vehicular networks, accurate beam prediction and alignment have become critical for high-speed data transmission and reliable access. While…

Information Theory · Computer Science 2026-03-27 Chenyiming Wen , Binpu Shi , Min Li , Ming-Min Zhao , Min-Jian Zhao , Jiangzhou Wang

AMBER is the General User near-infrared focal instrument of the Very Large Telescope interferometer. Its specifications are based on three key programs on Young Stellar Objects, Active Galactic Nuclei central regions, masses and spectra of…

Understanding group-level social interactions in public spaces is crucial for urban planning, informing the design of socially vibrant and inclusive environments. Detecting such interactions from images involves interpreting subtle visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Liu Liu , Alexandra Kudaeva , Marco Cipriano , Fatimeh Al Ghannam , Freya Tan , Gerard de Melo , Andres Sevtsuk

With recent advancements in Large Multimodal Models (LMMs) across various domains, a novel prompting method called visual referring prompting has emerged, showing significant potential in enhancing human-computer interaction within…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Zongjie Li , Chaozheng Wang , Chaowei Liu , Pingchuan Ma , Daoyuan Wu , Shuai Wang , Cuiyun Gao

Large Multimodal Models (LMMs) excel in visual-language tasks by leveraging numerous visual tokens for fine-grained visual information, but this token redundancy results in significant computational costs. Previous research aimed at…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Sihan Yang , Runsen Xu , Chenhang Cui , Tai Wang , Dahua Lin , Jiangmiao Pang

We develop new efficient online algorithms for detecting transient sparse signals in TEM video sequences, by adopting the recently developed framework for sequential detection jointly with online convex optimization [1]. We cast the problem…

Applications · Statistics 2017-11-01 Y. Cao , S. Zhu , Y. Xie , J. Key , J. Kacher , R. R. Unocic , C. M. Rouleau

Modern astronomical surveys, such as the Zwicky Transient Facility (ZTF), are capable of detecting thousands of transient events per year, necessitating the use of automated and scalable data analysis techniques. Recent advances in machine…

Instrumentation and Methods for Astrophysics · Physics 2025-04-17 Betty X. Hu , Avi Loeb

Accurate classification of celestial objects is essential for advancing our understanding of the universe. MargNet is a recently developed deep learning-based classifier applied to SDSS DR16 dataset to segregate stars, quasars, and compact…

Instrumentation and Methods for Astrophysics · Physics 2024-08-29 Srinadh Reddy Bhavanam , Sumohana S. Channappayya , P. K. Srijith , Shantanu Desai

The upcoming Legacy Survey of Space and Time (LSST) is expected to detect a few million transients per night, which will generate a live alert stream during the entire ten years of the survey. This stream will be distributed via community…

Instrumentation and Methods for Astrophysics · Physics 2024-12-18 B. M. O. Fraga , C. R. Bom , A. Santos , E. Russeil , M. Leoni , J. Peloton , E. E. O. Ishida , A. Möller , S. Blondin

Context. In order to overcome the radial velocity (RV) precision barrier imposed by stellar variability, there has been a surge of software aimed at simulating and modeling these activity patterns. Aims. We present Analyzing Radial Velocity…

Instrumentation and Methods for Astrophysics · Physics 2025-07-28 K. Al Moulla

Increasing the annotation efficiency of trajectory annotations from videos has the potential to enable the next generation of data-hungry tracking algorithms to thrive on large-scale datasets. Despite the importance of this task, there are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Orcun Cetintas , Tim Meinhardt , Guillem Brasó , Laura Leal-Taixé
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