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`scores` is a Python package containing mathematical functions for the verification, evaluation and optimisation of forecasts, predictions or models. It supports labelled n-dimensional (multidimensional) data, which is used in many…

The dynamics of an extended, spatiotemporally chaotic system might appear extremely complex. Nevertheless, the local dynamics, observed through a finite spatiotemporal window, can often be thought of as a visitation sequence of a finite…

Chaotic Dynamics · Physics 2020-11-19 Boris Gutkin , Li Han , Rana Jafari , Adrien K. Saremi , Predrag Cvitanović

Deep learning continues to push state-of-the-art performance for the semantic segmentation of color (i.e., RGB) imagery; however, the lack of annotated data for many remote sensing sensors (i.e. hyperspectral imagery (HSI)) prevents…

Machine Learning · Statistics 2018-04-03 Ronald Kemker , Utsav B. Gewali , Christopher Kanan

The characterization of exoplanet requires reliable determination of the fundamental parameters of their host stars. Spectral fitting plays an important role in this process. For the majority of stellar parameters matching synthetic spectra…

Solar and Stellar Astrophysics · Physics 2023-03-29 Ansgar Wehrhahn , Nikolai Piskunov , Tanja Ryabchikova

This paper summarizes and presents PulsatioMech: an open-source MATLAB toolbox for seismocardiography (SCG) signal processing. The toolbox may be found here: https://github.com/nzavanelli/SCG_master_toolbox PulsatioMech is currently under…

Signal Processing · Electrical Eng. & Systems 2024-01-12 Nathan Zavanelli

Current and future continuum surveys being undertaken by the new generation of radio telescopes are now poised to address many important science questions, ranging from the earliest galaxies, to the physics of nearby AGN, as well as…

Instrumentation and Methods for Astrophysics · Physics 2016-04-25 Jeremy J. Harwood , Raffaella Morganti

The design space of visual tools that aim to help people create schemas for property graphs is explored. Interviews are conducted with experts in the domain of property graphs and data management in general. Through this collaboration, we…

Databases · Computer Science 2022-01-12 Nimo Beeren

Transmission spectroscopy is a proven technique to study a transiting exoplanet's atmosphere. However, stellar surface inhomogeneities, spots and faculae, alter the observed transmission spectra: the stellar contamination effect. The…

Earth and Planetary Astrophysics · Physics 2024-05-29 Hritam Chakraborty , Monika Lendl , Babatunde Akinsanmi , Dominique J. M. Petit dit de la Roche , Adrien Deline

Apache Spark is a Big Data framework for working on large distributed datasets. Although widely used in the industry, it remains rather limited in the academic community or often restricted to software engineers. The goal of this paper is…

Instrumentation and Methods for Astrophysics · Physics 2019-07-17 S. Plaszczynski , J. Peloton , C. Arnault , J. E. Campagne

The Dark Energy Spectroscopic Instrument, consisting of 5020 robotic fiber positioners and associated systems on the Mayall telescope at Kitt Peak, Arizona, is carrying out a survey to measure the spectra of 40 million galaxies and quasars…

Multiwavelength observations are now the norm for studying blazars' various states of activity, classifying them, and determining possible underlying physical processes driving their emission. Broadband emission models became unavoidable…

High Energy Astrophysical Phenomena · Physics 2023-10-24 Olivier Hervet , Caitlin A. Johnson , Adrian Youngquist

SPREV, short for hyperSphere Reduced to two-dimensional Regular Polygon for Visualisation, is a novel dimensionality reduction technique developed to address the challenges of reducing dimensions and visualizing labeled datasets that…

Graphics · Computer Science 2025-04-16 Srivathsan Amruth

Labelling of human behavior analysis data is a complex and time consuming task. In this paper, a fully automatic technique for labelling an image based gaze behavior dataset for driver gaze zone estimation is proposed. Domain knowledge is…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Shreya Ghosh , Abhinav Dhall , Garima Sharma , Sarthak Gupta , Nicu Sebe

A spectrogram of a ship wake is a heat map that visualises the time-dependent frequency spectrum of surface height measurements taken at a single point as the ship travels by. Spectrograms are easy to compute and, if properly interpreted,…

We developed a Python based framework for astronomical image processing and analysis. Astronomical image loading, normalizing, stacking, and filtering processes represent visible range images from grayscale. Besides, the blending process…

Instrumentation and Methods for Astrophysics · Physics 2024-10-10 Tanmoy Bhowmik , MD Fardin Islam , Kazi Nusrat Tasneem , Rantideb Roy , Rownok Shahariar

The lack of open-source tools for hyperspectral data visualization and analysiscreates a demand for new tools. In this paper we present the new PlanetServer,a set of tools comprising a web Geographic Information System (GIS) and arecently…

Earth and Planetary Astrophysics · Physics 2017-10-17 R. Marco Figuera , B. Pham Huu , A. P. Rossi , M. Minin , J. Flahaut , A. Halder

Spectro Capture is a Python-based software system developed to automate small- observatory fibre-fed spectroscopy. The system integrates target selection, telescope slewing, guide star acquisition, fibre position restoration, calibration…

Instrumentation and Methods for Astrophysics · Physics 2026-05-20 Paul Luckas

Self-Organizing Map (SOM) is a promising tool for exploring large multi-dimensional data sets. It is quick and convenient to train in an unsupervised fashion and, as an outcome, it produces natural clusters of data patterns. An example of…

Astrophysics · Physics 2009-11-13 Lukasz Wyrzykowski , Vasily Belokurov

Low Earth Orbit satellite Internet has recently been deployed, providing worldwide service with non-terrestrial networks. With the large-scale deployment of both non-terrestrial and terrestrial networks, limited spectrum resources will not…

Networking and Internet Architecture · Computer Science 2024-05-27 Haoxuan Yuan , Zhe Chen , Zheng Lin , Jinbo Peng , Zihan Fang , Yuhang Zhong , Zihang Song , Yue Gao

This paper presents a data processing pipeline designed to extract information from the hyperspectral signature of unknown space objects. The methodology proposed in this paper determines the material composition of space objects from…

Instrumentation and Methods for Astrophysics · Physics 2024-01-30 Massimiliano Vasile , Lewis Walker , Andrew Campbell , Simao Marto , Paul Murray , Stephen Marshall , Vasili Savitski
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