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Reliable and exact assessment of visibility is essential for safe air traffic. In order to overcome the drawbacks of the currently subjective reports from human observers, we present an approach to automatically derive visibility measures…

Computer Vision and Pattern Recognition · Computer Science 2015-05-21 Jean-Philippe Andreu , Stefan Mayer , Karlheinz Gutjahr , Harald Ganster

We present an autonomous navigation system that operates without assuming HD LiDAR maps of the environment. Our system, ALT-Pilot, relies only on publicly available road network information and a sparse (and noisy) set of crowdsourced…

We introduce SAM3D, a new approach to semi-automatic zero-shot segmentation of 3D images building on the existing Segment Anything Model. We achieve fast and accurate segmentations in 3D images with a four-step strategy involving: user…

Image and Video Processing · Electrical Eng. & Systems 2024-08-09 Trevor J. Chan , Aarush Sahni , Yijin Fang , Jie Li , Alisha Luthra , Alison Pouch , Chamith S. Rajapakse

Biodiversity monitoring is crucial for tracking and counteracting adverse trends in population fluctuations. However, automatic recognition systems are rarely applied so far, and experts evaluate the generated data masses manually.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-31 Dimitri Korsch , Paul Bodesheim , Joachim Denzler

Proper photometric data are challenging to obtain in the K2 mission of the Kepler space telescope due to strong systematics caused by the two-wheel-mode operation. It is especially true for variable stars wherein physical phenomena occur on…

Instrumentation and Methods for Astrophysics · Physics 2022-02-09 Attila Bódi , Pál Szabó , Emese Plachy , László Molnár , Róbert Szabó

We present the scientific performance results of PynPoint, our Python-based software package that uses principle component analysis to detect and estimate the flux of exoplanets in two dimensional imaging data. Recent advances in adaptive…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Adam Amara , Sascha Quanz

The Automated Contact Angle Tester (ACAT) is a fully integrated robotic work cell developed to automate the measurement of surface wettability on 3D-printed materials. Designed for precision, repeatability, and safety, ACAT addresses the…

Robotics · Computer Science 2025-07-17 Connor Burgess , Kyle Douin , Amir Kordijazi

EasyPET is a new concept of a Positron Emission Tomography (PET) scanner using an innovative acquisition method based on two rotation axes for the movement of detector pairs. Due to its simplicity, it is suitable for education purposes, to…

Medical Physics · Physics 2018-07-03 P. M. M. Correia , J. Menoita , A. L. M. Silva , N. Romanyshyn , J. F. C. A. Veloso

We present a novel data set made up of omnidirectional video of multiple objects whose centroid positions are annotated automatically. Omnidirectional vision is an active field of research focused on the use of spherical imagery in video…

Computer Vision and Pattern Recognition · Computer Science 2017-09-13 Victor Stamatescu , Peter Barsznica , Manjung Kim , Kin K. Liu , Mark McKenzie , Will Meakin , Gwilyn Saunders , Sebastien C. Wong , Russell S. A. Brinkworth

Physics driven image simulation allows for the modeling and creation of realistic imagery beyond what is afforded by typical rendering pipelines. We aim to automatically generate a physically realistic scene for simulation of a given region…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Scott Sorensen , Wayne Treible , Robert Wagner , Andrew D. Gilliam , Todd Rovito , Joseph L. Mundy

The Segment Anything Model (SAM) is a powerful foundation model for image segmentation, showing robust zero-shot generalization through prompt engineering. However, relying on manual prompts is impractical for real-world applications,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Yi Chen , Mu-Young Son , Chuanbo Hua , Joo-Young Kim

The increasing use of microfluidics in industrial, biomedical, and clinical applications requires a more and more precise control of the microfluidic flows and suspended particles or cells. This leads to higher demands in three-dimensional…

Fluid Dynamics · Physics 2020-11-10 Massimiliano Rossi , Rune Barnkob

Drones equipped with cameras are emerging as a powerful tool for large-scale aerial 3D scanning, but existing automatic flight planners do not exploit all available information about the scene, and can therefore produce inaccurate and…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Mike Roberts , Debadeepta Dey , Anh Truong , Sudipta Sinha , Shital Shah , Ashish Kapoor , Pat Hanrahan , Neel Joshi

Most end-to-end Multi-Object Tracking (MOT) methods face the problems of low accuracy and poor generalization ability. Although traditional filter-based methods can achieve better results, they are difficult to be endowed with optimal…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 Guangyao Zhai , Xin Kong , Jinhao Cui , Yong Liu , Zhen Yang

Creating a vision pipeline for different datasets to solve a computer vision task is a complex and time consuming process. Currently, these pipelines are developed with the help of domain experts. Moreover, there is no systematic structure…

Computer Vision and Pattern Recognition · Computer Science 2022-09-08 Aditya Kapoor , Nijil George , Vartika Sengar , Vighnesh Vatsal , Jayavardhana Gubbi

This study introduces a groundbreaking optical coherence tomography (OCT) imaging system dedicated for high-throughput screening applications using ex vivo tissue culture. Leveraging OCT's non-invasive, high-resolution capabilities, the…

We present a new automatic tool for time-domain astronomy - the Cambridge Photometric Calibration Server 2.0 - developed under OPTICON H2020 programme. It has been designed to respond to the need of automated rapid photometric data…

Instrumentation and Methods for Astrophysics · Physics 2020-06-11 Pawel Zielinski , Lukasz Wyrzykowski , Przemyslaw Mikolajczyk , Krzysztof Rybicki , Zbigniew Kolaczkowski

We present the automation of a confocal photoluminescence (PL) scanning system for the identification and characterization of single-photon emitters (SPEs) in quantum materials. The setup excites the sample with a laser and acquires a…

Optics · Physics 2026-02-05 Srivatsa Murali , Anshuman Kumar

We present a plenoptic microscopy configuration for 3D snapshot imaging, which is dual telecentric and can directly record true projection images corresponding with different viewing angles. It also allows blocking high-angle stray rays…

Optics · Physics 2020-05-27 Yongjin Sung

Recent advances in generative image editing have enabled transformative applications, from professional head shot generation to avatar stylization. However, these systems often require uploading high-fidelity facial images to third-party…

Cryptography and Security · Computer Science 2026-03-05 Dipesh Tamboli , Vineet Punyamoorty , Atharv Pawar , Vaneet Aggarwal