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Variability Search Toolkit (VaST) is a software package designed to find variable objects in a series of sky images. It can be run from a script or interactively using its graphical interface. VaST relies on source list matching as opposed…

Instrumentation and Methods for Astrophysics · Physics 2017-12-19 Kirill V. Sokolovsky , Alexandr A. Lebedev

In many scientific applications the solution of non-linear differential equations are obtained through the set-up and solution of a number of successive eigenproblems. These eigenproblems can be regarded as a sequence whenever the solution…

Mathematical Software · Computer Science 2014-07-08 Mario Berljafa , Daniel Wortmann , Edoardo Di Napoli

We introduce an open-source GPU-accelerated fully homomorphic encryption (FHE) framework CAT, which surpasses existing solutions in functionality and efficiency. \emph{CAT} features a three-layer architecture: a foundation of core math, a…

Cryptography and Security · Computer Science 2025-03-31 Qirui Li , Rui Zong

We consider fourth order singularly perturbed eigenvalue problems in one-dimension and the approximation of their solution by the $h$ version of the Finite Element Method (FEM). In particular, we use piecewise Hermite polynomials of degree…

Numerical Analysis · Mathematics 2021-07-15 Hans-Görg Roos , Despo Savvidou , Christos Xenophontos

orbitize! is an open-source, object-oriented software package for fitting the orbits of directly-imaged objects. It packages the Orbits for the Impatient (OFTI) algorithm and a parallel-tempered Markov Chain Monte Carlo (MCMC) algorithm…

Unsupervised learning of low-dimensional, semantic representations of words and entities has recently gained attention. In this paper we describe the Semantic Entity Retrieval Toolkit (SERT) that provides implementations of our previously…

Computation and Language · Computer Science 2017-07-18 Christophe Van Gysel , Maarten de Rijke , Evangelos Kanoulas

Representational state transfer (REST) is a widely employed architecture by web applications and cloud. Users can invoke such services according to the specification of their application interfaces, namely RESTful APIs. Existing approaches…

Software Engineering · Computer Science 2022-03-08 Jiaxian Lin , Tianyu Li , Yang Chen , Guangsheng Wei , Jiadong Lin , Sen Zhang , Hui Xu

Oasis is a high-level/high-performance finite element Navier-Stokes solver written from scratch in Python using building blocks from the FEniCS project (fenicsproject.org). The solver is unstructured and targets large-scale applications in…

Mathematical Software · Computer Science 2016-02-12 Mikael Mortensen , Kristian Valen-Sendstad

Advances in 3D reconstruction and novel view synthesis have enabled efficient and photorealistic rendering. However, images for reconstruction are still either largely manual or constrained by simple preplanned trajectories. To address this…

We introduce Aster, an AI agent for autonomous scientific discovery capable of operating over 20 times faster than existing frameworks. Given a task, an initial program, and a script to evaluate the performance of the program, Aster…

Artificial Intelligence · Computer Science 2026-02-10 Emmett Bicker

Interior eigenvalue problems for large-scale sparse Hermitian matrices are fundamental in computational science. We propose an adaptive polynomial filtering strategy based on Chebyshev expansion of a step function, integrated into a…

Numerical Analysis · Mathematics 2026-04-02 Xiaofei Xu , Yuhui Ni , Shengguo Li , Juan Zhang

Optunity is a free software package dedicated to hyperparameter optimization. It contains various types of solvers, ranging from undirected methods to direct search, particle swarm and evolutionary optimization. The design focuses on ease…

Machine Learning · Computer Science 2014-12-04 Marc Claesen , Jaak Simm , Dusan Popovic , Yves Moreau , Bart De Moor

We introduce Devito, a new domain-specific language for implementing high-performance finite difference partial differential equation solvers. The motivating application is exploration seismology where methods such as Full-Waveform…

The intrusive (sample-free) spectral stochastic finite element method (SSFEM) is a powerful numerical tool for solving stochastic partial differential equations (PDEs). However, it is not widely adopted in academic and industrial…

Numerical Analysis · Mathematics 2022-09-20 Ajit Desai

Fully Homomorphic Encryption (FHE) promises the ability to compute over encrypted data without revealing sensitive contents. However, enabling high-frequency updates and statistical analysis in outsourced databases remains elusive due to…

Cryptography and Security · Computer Science 2026-04-28 Dongfang Zhao

This paper presents the HiPart package, an open-source native python library that provides efficient and interpret-able implementations of divisive hierarchical clustering algorithms. HiPart supports interactive visualizations for the…

Machine Learning · Statistics 2023-05-02 Panagiotis Anagnostou , Sotiris Tasoulis , Vassilis Plagianakos , Dimitris Tasoulis

We present Fast Approximate Minimum Spanning Tree (FAMST), a novel algorithm that addresses the computational challenges of constructing Minimum Spanning Trees (MSTs) for large-scale and high-dimensional datasets. FAMST utilizes a…

Data Structures and Algorithms · Computer Science 2025-07-22 Mahmood K. M. Almansoori , Miklos Telek

We present the Quantum Hamiltonian Analysis Toolkit (QHAT), a newly developed application that provides a user-friendly interface for studying Hamiltonians and performing Hamiltonian simulation on fault-tolerant quantum computers. QHAT…

This paper introduces an automated heuristic process able to achieve high accuracy when matching graphical user interface widgets across multiple versions of a target application. The proposed implementation is flexible as it allows full…

Software Engineering · Computer Science 2017-02-24 Arthur-Jozsef Molnar

This paper introduces a method for computing eigenvalues and eigenvectors of a generalized Hermitian, matrix eigenvalue problem. The work is focused on large scale eigenvalue problems, where the application of a direct inverse is out of…

Numerical Analysis · Mathematics 2024-02-14 Lothar Nannen , Markus Wess