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Basis sets of atomic orbitals are very efficient for density functional calculations but lack a systematic variational convergence. We present a variational method to optimize numerical atomic orbitals using a single parameter to control…

Condensed Matter · Physics 2009-11-07 E. Anglada , J. Soler , J. Junquera , E. Artacho

Preparing problems for execution on quantum computers can require many compilation steps. Automated compilation software is useful not only for easier and faster problem execution, but also for facilitating the comparison between different…

Quantum Physics · Physics 2022-05-23 Nicolas PD Sawaya

$\newcommand{\eps}{\varepsilon}$ We observe that a $(1-\eps)$-approximation algorithm to Independent Set, that works for any induced subgraph of the input graph, can be used, via a polynomial time reduction, to provide a…

Computational Geometry · Computer Science 2026-02-23 Sariel Har-Peled

The unextendible orthogonal matrices (UPBs) can be used for various problems in quantum information. We provide an algorithm to check if two UPBs are non-equivalent to each other. We give a method to construct UPBs and we apply this method…

Quantum Physics · Physics 2024-02-20 Caohan Cheng , Lin Chen

While high-capacity AI models have advanced state-of-the-art performance, their practical deployment is often hindered by high inference costs, environmental impact, and a "one-size-fits-all" approach that ignores varying sample complexity.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Turkoglu Mikael , Bary Tim , Thielens Vincent , Dausort Manon , Macq Benoît

Motivated by the recently proposed parallel orbital-updating approach in real space method, we propose a parallel orbital-updating based plane-wave basis method for electronic structure calculations, for solving the corresponding eigenvalue…

Computational Physics · Physics 2017-09-13 Yan Pan , Xiaoying Dai , Stefano de Gironcoli , Xin-Gao Gong , Gian-Marco Rignanese , Aihui Zhou

Core-sets refer to subsets of data that maximize some function that is commonly a diversity or group requirement. These subsets are used in place of the original data to accomplish a given task with comparable or even enhanced performance…

Machine Learning · Computer Science 2023-08-14 Stephanie Wang , Michael Flynn , Fangyu Luo

Approximate computing is an emerging paradigm for developing highly energy-efficient computing systems such as various accelerators. In the literature, many libraries of elementary approximate circuits have already been proposed to simplify…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-06-13 Vojtech Mrazek , Muhammad Abdullah Hanif , Zdenek Vasicek , Lukas Sekanina , Muhammad Shafique

In the past decade, there are many works on the finite element methods for the fully nonlinear Hamilton--Jacobi--Bellman (HJB) equations with Cordes condition. The linearised systems have large condition numbers, which depend not only on…

Numerical Analysis · Mathematics 2021-08-12 Guangwei Gao , Shuonan Wu

We present the OGAN algorithm for automatic requirement falsification of cyber-physical systems. System inputs and outputs are represented as piecewise constant signals over time while requirements are expressed in signal temporal logic.…

Machine Learning · Computer Science 2025-03-03 Jarkko Peltomäki , Ivan Porres

Accurate sensor calibration is a prerequisite for multi-sensor perception and localization systems for autonomous vehicles. The intrinsic parameter calibration of the sensor is to obtain the mapping relationship inside the sensor, and the…

Unsupervised anomaly detection methods can identify surface defects in industrial images by leveraging only normal samples for training. Due to the risk of overfitting when learning from a single class, anomaly synthesis strategies are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Qiyu Chen , Huiyuan Luo , Han Gao , Chengkan Lv , Zhengtao Zhang

Development of quantum computation and communication, recently shown to be supported by contextuality, arguably asks for a requisite supply of contextual sets. While that has been achieved in even dimensional spaces, in odd dimensional…

Quantum Physics · Physics 2023-01-11 Mladen Pavicic , Norman. D. Megill

Conformal blocks in odd spacetime dimensions are not known in closed analytic form. To facilitate efficient computations in the conformal bootstrap, we introduce $\texttt{GoBlocks}$: a novel conformal-block generator implemented in the Go…

High Energy Physics - Theory · Physics 2026-04-17 James Chryssanthacopoulos , Vasilis Niarchos , Constantinos Papageorgakis , Alexander G. Stapleton

Inscrutable AI systems are difficult to trust, especially if they operate in safety-critical settings like autonomous driving. Therefore, there is a need to build transparent and queryable systems to increase trust levels. We propose a…

Many Control Systems are indeed Software Based Control Systems, i.e. control systems whose controller consists of control software running on a microcontroller device. This motivates investigation on Formal Model Based Design approaches for…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-02-25 Vadim Alimguzhin , Federico Mari , Igor Melatti , Ivano Salvo , Enrico Tronci

The combination of different cosmological probes offers stringent tests of the $\Lambda$CDM model and enhanced control of systematics. For this purpose, we present an extension of the lightcone generator UFalcon first introduced in Sgier et…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-17 Raphael Sgier , Janis Fluri , Jörg Herbel , Alexandre Réfrégier , Adam Amara , Tomasz Kacprzak , Andrina Nicola

Covalent Organic Frameworks (COFs) have gained significant popularity in recent years due to their unique ability to provide a high surface area and customizable pore geometry and chemistry. These traits make COFs a highly promising choice…

Materials Science · Physics 2023-12-21 Felipe Lopes Oliveira , Pierre Mothé Esteves

CHARIS is an IFS designed for imaging and spectroscopy of disks and sub-stellar companions. To improve ease of use and efficiency of science production, we present progress on a fully-automated backend for CHARIS. This Automated Data…

Instrumentation and Methods for Astrophysics · Physics 2020-12-21 Taylor L. Tobin , Jeffery Chilcote , Timothy Brandt , Thayne Currie , Tyler Groff , Julien Lozi , Olivier Guyon

We present an approach for augmenting Gaussian atomic orbitals with correct nuclear cusps. Like the atomic orbital basis set itself, and unlike previous cusp corrections, this approach is independent of the many-body method used to prepare…

Chemical Physics · Physics 2024-12-06 Trine Kay Quady , Sonja Bumann , Eric Neuscamman