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Visibility is a fundamental concept in computational geometry, with numerous applications in surveillance, robotics, and games. This software paper presents T\v{r}iVis, a C++ library developed by the authors for computing numerous…

Robotics · Computer Science 2025-02-18 Jan Mikula , Miroslav Kulich , Libor Přeučil

NIFTy, "Numerical Information Field Theory", is a software framework designed to ease the development and implementation of field inference algorithms. Field equations are formulated independently of the underlying spatial geometry allowing…

Accurate channel state information (CSI) is essential for attaining beamforming gains in single-user (SU) multiple-input multiple-output (MIMO) and multiplexing gains in multi-user (MU) MIMO wireless communication systems. State-of-the-art…

Information Theory · Computer Science 2014-03-28 Junil Choi , Zachary Chance , David J. Love , Upamanyu Madhow

Due to the instrument's non-trivial resolution function, measurements on triple-axis spectrometers require extra care from the experimenter in order to obtain optimal results and to avoid unwanted spurious artefacts. We present a free and…

Instrumentation and Detectors · Physics 2021-02-17 T. Weber , R. Georgii , P. Böni

Music analysis applications demand algorithms that can provide both high time and frequency resolution while minimizing noise in an already-noisy signal. Real-time analysis additionally demands low latency and low computational…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-05 Cai Biesinger , Hiromitsu Awano , Masanori Hashimoto

The nonlinear optimization problem with linear constraints has many applications in engineering fields such as the visual-inertial navigation and localization of an unmanned aerial vehicle maintaining the horizontal flight. In order to…

Numerical Analysis · Mathematics 2020-11-03 Xin-long Luo , Jia-hui Lv , Geng Sun

We formulate the problem of numerical analytic continuation in a way that lets us draw meaningful conclusions about properties of the spectral function based solely on the input data. Apart from ensuring consistency with the input data…

Other Condensed Matter · Physics 2017-01-11 Olga Goulko , Andrey S. Mishchenko , Lode Pollet , Nikolay Prokof'ev , Boris Svistunov

With the rapidly increasing rate of microlensing planet detections, microlensing modeling software faces significant challenges in computation efficiency. Here, we develop the Twinkle code, an efficient and robust binary-lens modeling…

Instrumentation and Methods for Astrophysics · Physics 2025-03-18 Suwei Wang , Lile Wang , Subo Dong

Simflowny is an open platform which automatically generates efficient parallel code of scientific dynamical models for different simulation frameworks. Here we present major upgrades on this software to support simultaneously a quite…

Computational Physics · Physics 2020-12-02 C. Palenzuela , B. Miñano , A. Arbona , C. Bona-Casas , C. Bona , J. Massó

Inverse problems are encountered in many domains of physics, with analytic continuation of the imaginary Green's function into the real frequency domain being a particularly important example. However, the analytic continuation problem is…

Computational Physics · Physics 2020-02-07 Romain Fournier , Lei Wang , Oleg V. Yazyev , QuanSheng Wu

Recently, the computational neuroscience community has pushed for more transparent and reproducible methods across the field. In the interest of unifying the domain of auditory neuroscience, naplib-python provides an intuitive and general…

Neurons and Cognition · Quantitative Biology 2023-09-20 Gavin Mischler , Vinay Raghavan , Menoua Keshishian , Nima Mesgarani

Nevanlinna-Pick interpolation problem has been widely studied in recent decades, however, the known algorithm is not simplistic and robust enough. This paper provide a new method to solve the Nevanlinna-Pick interpolation problem with…

Numerical Analysis · Mathematics 2024-05-27 Cui Yufang

Persistent topological Laplacians are operators that provide persistent Betti numbers and additional multiscale geometric information through the eigenvalues of the persistent topological Laplacian matrix. We introduce a framework and novel…

Algebraic Topology · Mathematics 2026-03-04 Benjamin Jones , Guo-Wei Wei

Research in ultrasound imaging is limited in reproducibility by two factors: First, many existing ultrasound pipelines are protected by intellectual property, rendering exchange of code difficult. Second, most pipelines are implemented in…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Rüdiger Göbl , Nassir Navab , Christoph Hennersperger

We develop an algorithm to solve tridiagonal systems of linear equations, which appear in implicit finite-difference schemes of partial differential equations (PDEs), being the time-dependent Schr\"{o}dinger equation (TDSE) an ideal…

Computational Physics · Physics 2023-03-14 Yaroslav Lutsyshyn , Francisco Navarrete , Dieter Bauer

Simulating open quantum systems, which interact with external environments, presents significant challenges on noisy intermediate-scale quantum (NISQ) devices due to limited qubit resources and noise. In this paper, we propose an efficient…

Quantum Physics · Physics 2025-02-20 Colin Burdine , Nora Bauer , George Siopsis , Enrique P. Blair

We present PINNACLE, an open-source computational framework for physics-informed neural networks (PINNs) that integrates modern training strategies, multi-GPU acceleration, and hybrid quantum-classical architectures within a unified modular…

Machine Learning · Computer Science 2026-04-20 Shimon Pisnoy , Hemanth Chandravamsi , Ziv Chen , Aaron Goldgewert , Gal Shaviner , Boris Shragner , Steven H. Frankel

In this work we present a direct comparison of three different numerical analytic continuation methods: the Maximum Entropy Method, the Backus-Gilbert method and the Schlessinger point or Resonances Via Pad\'{e} method. First, we perform a…

High Energy Physics - Phenomenology · Physics 2019-03-05 Ralf-Arno Tripolt , Philipp Gubler , Maksim Ulybyshev , Lorenz von Smekal

Quantum Neural Networks (QNNs) have shown significant value across domains, with well-trained QNNs representing critical intellectual property often deployed via cloud-based QNN-as-a-Service (QNNaaS) platforms. Recent work has examined QNN…

Quantum Physics · Physics 2025-04-02 Zhenxiao Fu , Leyi Zhao , Xuhong Zhang , Yilun Xu , Gang Huang , Fan Chen

This paper introduces the Non-linear Partition of Unity Method, a novel technique integrating Radial Basis Function interpolation and Weighted Essentially Non-Oscillatory algorithms. It addresses challenges in high-accuracy approximations,…

Numerical Analysis · Mathematics 2025-01-17 José Manuel Ramón , Juan Ruiz-Alvarez , Dionisio F. Yáñez