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Recently, concerns regarding potential biases in the underlying algorithms of many automated systems (including biometrics) have been raised. In this context, a biased algorithm produces statistically different outcomes for different groups…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 P. Drozdowski , B. Prommegger , G. Wimmer , R. Schraml , C. Rathgeb , A. Uhl , C. Busch

This paper proposes an innovative approach to improving quality control of olive oil manufacturing and preventing damage to the machinery caused by foreign objects. We developed a computer-vision-based system that monitors the input of an…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Matija Šuković , Igor Jovančević

In a recent paper, Romero et al. (1999) have presented the results of a positional correlation analysis of the low-latitude unidentified gamma-ray sources in the Third EGRET catalog with complete lists of galactic objects like supernova…

Astrophysics · Physics 2007-05-23 Gustavo E. Romero , Diego F. Torres , P. Benaglia , J. A. Combi , B. Punsly

Organic photovoltaics (OPVs) are promising candidates for future sustainable technologies, including applications within the renewable energy sector, such as solar cells and indoor light recycling, and photodetection. However, the…

Materials Science · Physics 2023-07-20 Oskar J Sandberg , Ardalan Armin

Gamma-hadron discrimination based on shower observables is essential for identifying gamma-ray astrophysical sources at the highest energies. In this work, we introduce $P^{\alpha, T}_{\rm tail}$, a new discrimination variable for…

High Energy Physics - Phenomenology · Physics 2026-02-13 Ruben Conceição , Pedro J. Costa , Mário Pimenta

A novel and uniform framework for face verification is presented in this paper. First of all, a 2-directional 2-dimensional feature extraction method is adopted to extract client-specific template - 2D discrimant projection matrix. Then the…

Computer Vision and Pattern Recognition · Computer Science 2012-09-21 Lan-Ting LI

In this study, image processing and deep learning methodologies were employed to automatically classify local olive species cultivated in Turkiye. A stereo camera was utilized to capture images of five distinct olive species, which were…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Irfan Atabas , Hatice Karatas

We report the discovery of VVV-WIT-04, a near-infrared variable source towards the Galactic disk located ~0.2 arcsec apart from the position of the radio source PMN J1515-5559. The object was found serendipitously in the near-IR data of the…

Visual-inertial odometry (VIO) is widely used in various fields, such as robots, drones, and autonomous vehicles. However, real-world scenes often feature dynamic objects, compromising the accuracy of VIO. The diversity and partial…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Rui Zhou , Jingbin Liu , Junbin Xie , Jianyu Zhang , Yingze Hu , Jiele Zhao

Local feature descriptors exhibit great superiority in finger vein recognition due to their stability and robustness against local changes in images. However, most of these are methods use general-purpose descriptors that do not consider…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Liping Zhang , Weijun Li , Xin Ning

The radial velocity (RV) method, also known as Doppler spectroscopy, is a powerful technique for exoplanet discovery and characterization. In recent years, progress has been made thanks to the improvements in the quality of spectra from new…

Earth and Planetary Astrophysics · Physics 2026-01-06 Joseph Salzer , Jessi Cisewski-Kehe , Eric B. Ford , Lily L. Zhao

We examine the detectability of water (H2O) in the reflected-light spectrum of an Earth-like exoplanet assuming a photometric observational approach rather than spectroscopic. By quantifying the detectability as a function of normalized…

Earth and Planetary Astrophysics · Physics 2025-12-09 Natasha Latouf , Chris Stark , Avi Mandell , Vincent Kofman

Improving and optimizing oceanographic sampling is a crucial task for marine science and maritime resource management. Faced with limited resources in understanding processes in the water-column, the combination of statistics and autonomous…

Applications · Statistics 2020-08-19 Trygve Olav Fossum , Cédric Travelletti , Jo Eidsvik , David Ginsbourger , Kanna Rajan

Spot spraying represents an efficient and sustainable method for reducing the amount of pesticides, particularly herbicides, used in agricultural fields. To achieve this, it is of utmost importance to reliably differentiate between crops…

Computer Vision and Pattern Recognition · Computer Science 2025-01-31 Alicia Allmendinger , Ahmet Oğuz Saltık , Gerassimos G. Peteinatos , Anthony Stein , Roland Gerhards

We present a photometric method for identifying stars, galaxies and quasars in multi-color surveys, which uses a library of >65000 color templates. The method aims for extracting the information content of object colors in a statistically…

Astrophysics · Physics 2009-06-16 C. Wolf , K. Meisenheimer , H. -J. Röser

We derive necessary conditions for locally optimal shapes of a design problem governed by a non-smooth PDE. The main particularity of the state system is the lack of differentiability of the nonlinearity. We work in the framework of the…

Optimization and Control · Mathematics 2025-11-21 Livia Betz

The new method for aerosol measurement using wide-field stellar photometry was originally developed for B-filter data. The dependence of VAOD (vertical aerosol optical depth) on wavelength can be used to understand the physical…

Instrumentation and Methods for Astrophysics · Physics 2025-05-06 Shefali Negi , Jan Ebr , Sergey Karpov , Jiří Eliášek

Identification of differentially expressed genes (DE-genes) is commonly conducted in modern biomedical researches. However, unwanted variation inevitably arises during the data collection process, which could make the detection results…

Methodology · Statistics 2017-11-07 Hung Hung

We propose a variational autoencoder (VAE) approach for parameter estimation in nonlinear mixed-effects models based on ordinary differential equations (NLME-ODEs) using longitudinal data from multiple subjects. In moderate dimensions,…

Methodology · Statistics 2026-02-11 Zhe Li , Mélanie Prague , Rodolphe Thiébaut , Quentin Clairon

We report the detection of highly-ionized gas at z~0 seen in resonant UV and X-ray absorption lines toward the z=0.03 blazar Mkn 421. A total of 13 X-ray and 3 UV lines were measured (or upper limits derived), including three lines in the…