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Related papers: Description of the Scenario Machine

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We present a probabilistic formulation of the classical problem of synthesizing spectral properties of a galaxy using a base of star clusters. The problem consists of estimating the population vector x, composed by the contributions of…

Astrophysics · Physics 2009-11-06 Roberto Cid Fernandes , Laerte Sodre , Henrique Schmitt , Joao Leao , .

We compare the results of three binary population synthesis codes to understand the differences in their results. As a first result we find that when equalizing the assumptions the results are similar. The main differences arise from…

Solar and Stellar Astrophysics · Physics 2012-11-06 J. S. W. Claeys , S. Toonen , N. Mennekens

As we enter the era of gravitational wave astronomy, we are beginning to collect observations which will enable us to explore aspects of astrophysics of massive stellar binaries which were previously beyond reach. In this paper we describe…

High Energy Astrophysical Phenomena · Physics 2017-06-14 Jim W. Barrett , Ilya Mandel , Coenraad J. Neijssel , Simon Stevenson , Alejandro Vigna-Gomez

We compare the evolution of binary systems evolved in the MESA stellar evolution code to those in the COSMIC population synthesis code. Our aim is to convey the robustness of the equations that model binary evolution in the COSMIC code,…

High Energy Astrophysical Phenomena · Physics 2023-05-24 Lailani Kenoly , A. Ken Luu , Celia Toral , Roseanne M. Cheng , Nicole M. Lloyd-Ronning , Shane L. Larson , Gabriel O. Casabona

In agent-based simulations, synthetic populations of agents are commonly used to represent the structure, behaviour, and interactions of individuals. However, generating a synthetic population that accurately reflects real population…

Multiagent Systems · Computer Science 2024-07-04 Imran Mahmood , Nicholas Bishop , Anisoara Calinescu , Michael Wooldridge , Ioannis Zachos

Scenario-based testing is a promising method to develop, verify and validate automated driving systems (ADS) since pure on-road testing seems inefficient for complex traffic environments. A major challenge for this approach is the provision…

Software Engineering · Computer Science 2024-04-22 Michael Schuldes , Christoph Glasmacher , Lutz Eckstein

Comparison with artificial galaxy models is essential for translating the incomplete and low signal-to-noise data we can obtain on astrophysical stellar populations to physical interpretations which describe their composition, physical…

Astrophysics of Galaxies · Physics 2020-05-06 Elizabeth R. Stanway

The news coverage of events often contains not one but multiple incompatible accounts of what happened. We develop a query-based system that extracts compatible sets of events (scenarios) from such data, formulated as one-class clustering.…

Computation and Language · Computer Science 2019-09-17 Su Wang , Greg Durrett , Katrin Erk

Stochastic computing (SC) is an emerging computing technique which offers higher computational density, and lower power over binary-encoded (BE) computation. Unlike BE computation, SC encodes values as probabilistic bitstreams which makes…

Emerging Technologies · Computer Science 2018-10-12 Vincent T. Lee , Armin Alaghi , Luis Ceze , Mark Oskin

I present StarEstate, an open-source Python package for producing rapid, statistically robust galactic population synthesis models. By utilizing optimized pre-calculated inverse-cumulative distribution function samplers, the tool generates…

Instrumentation and Methods for Astrophysics · Physics 2025-11-27 Amedeo Romagnolo

We present SPECULATOR - a fast, accurate, and flexible framework for emulating stellar population synthesis (SPS) models for predicting galaxy spectra and photometry. For emulating spectra, we use principal component analysis to construct a…

Instrumentation and Methods for Astrophysics · Physics 2020-07-08 Justin Alsing , Hiranya Peiris , Joel Leja , ChangHoon Hahn , Rita Tojeiro , Daniel Mortlock , Boris Leistedt , Benjamin D. Johnson , Charlie Conroy

We describe an open-source simulator that creates sensor irradiance and sensor images of typical automotive scenes in urban settings. The purpose of the system is to support camera design and testing for automotive applications. The user…

Computer Vision and Pattern Recognition · Computer Science 2019-02-13 Zhenyi Liu , Minghao Shen , Jiaqi Zhang , Shuangting Liu , Henryk Blasinski , Trisha Lian , Brian Wandell

We present an X-ray binary population synthesis model, and use it to simulate the evolution of X-ray binaries formed in a burst of star formation of duration 20 Myr and star-formation rate 10 M_sun/yr. Our goal is to explain the hard (2-10…

Astrophysics · Physics 2007-05-23 M. S. Sipior , M. Eracleous , S. Sigurdsson

This article considers application of genetic algorithms for finite machine synthesis. The resulting genetic finite state machines synthesis algorithm allows for creation of machines with less number of states and within shorter time. This…

Neural and Evolutionary Computing · Computer Science 2013-08-06 Andrey Bereza , Maksim Lyashov , Luis Blanco

In this contribution we investigate how to describe the results and usage of evolutionary synthesis models. In particular, we look for an explicit and quantitative description of the parameter space of synthesis models and the evaluation of…

Astrophysics · Physics 2007-11-12 M. Cervino , V. luridiana

Modern investigations of magnetic chemically peculiar stars reveal a variety of complex processes in their atmospheres. Realistic spectrum synthesis modelling of these objects has to take into account anomalous chemical composition, strong…

Astrophysics · Physics 2007-05-23 O. Kochukhov

We introduce a novel approach to automatically synthesize a mathematical representation of the control algorithms implemented in industrial cyber-physical systems (CPS), given the embedded system binary. The output model can be used by…

This article summarizes the research progress of scenario-based testing and development technology for autonomous vehicles. We systematically analyzed previous research works and proposed the definition of scenario, the elements of the…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-09 Xiaoyi Li

We present population synthesis modeling of the X-ray background with genetic algorithm - based optimization method. In our models the best fit could be achieved for lower values of high-energy exponential cut-off (~ 170 keV) and larger…

Astrophysics · Physics 2007-05-23 Alexander V. Halevin

The role of the descriptor system representation as basis for reliable numerical computations for system analysis and synthesis, and in particular, for the manipulation of rational matrices, is discussed and available robust numerical…

Systems and Control · Electrical Eng. & Systems 2021-06-08 Andreas Varga
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