Hrachya V. Astsatryan

According to our database, Hrachya V. Astsatryan authored at least 38 papers between 2004 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Cloud-Based Machine Learning Service for Astronomical Sub-Object Classification: Case Study On the First Byurakan Survey Spectra.

Hrachya V. Astsatryan, Stepan Babayan, Areg M. Mickaelian, Gor A. Mikayelyan, Martin Astsatryan

Data Sci. J., January, 2024

Optimized Multi-Modular Services: Empowering Earth Observation Data Processing.

Arthur Lalayan, Hrachya Astsatryan, Suren Poghosyan, Gregory Giuliani

Informatica, 2024

2023

Scalable Data Processing Platform for Earth Observation Data Repositories.

Hrachya V. Astsatryan, Arthur Lalayan, Gregory Giuliani

Scalable Comput. Pract. Exp., April, 2023

Armenian Virtual Observatory: Status and activities.

Areg M. Mickaelian, Gor A. Mikayelyan, Hrachya V. Astsatryan, Aram V. Knyazyan

Astron. Comput., January, 2023

A Multi-Objective Optimization Service for Enhancing Performance and Cost Efficiency in Earth Observation Data Processing Workflows.

Arthur Lalayan, Hrachya V. Astsatryan, Gregory Giuliani

Balt. J. Mod. Comput., 2023

Exploring PGAS-based Gossiping Algorithms for Knödel Graphs.

Vahag Bejanyan, Hrachya V. Astsatryan

Balt. J. Mod. Comput., 2023

EOCSim: A CloudSim-Based Simulator for Earth Observation Data Processing in Clouds.

Arthur Lalayan, Hrachya V. Astsatryan, Gregory Giuliani

Proceedings of the Large-Scale Scientific Computations - 14th International Conference, 2023

LST Quality Evaluation Service for Heterogeneous Earth Observation Data.

Pavel Lukashevich, Alexei Belotserkovsky, Hayk Grigoryan, Rita Abrahamyan, Hrachya V. Astsatryan, Aliaksei Sasnovich

Proceedings of the International Conference on Information and Digital Technologies, 2023

2022

A Remote Memory Sharing System for Virtualized Computing Infrastructures.

Aram Kocharyan, Brice Ekane, Boris Teabe, Giang Son Tran, Hrachya V. Astsatryan, Daniel Hagimont

IEEE Trans. Cloud Comput., 2022

Shoreline delineation service: using an earth observation data cube and sentinel 2 images for coastal monitoring.

Hrachya V. Astsatryan, Hayk Grigoryan, Rita Abrahamyan, Shushanik Asmaryan, Vahagn Muradyan, Garegin Tepanosyan, Yaniss Guigoz, Gregory Giuliani

Earth Sci. Informatics, 2022

2021

Performance-efficient Recommendation and Prediction Service for Big Data frameworks focusing on Data Compression and In-memory Data Storage Indicators.

Hrachya V. Astsatryan, Arthur Lalayan, Aram Kocharyan, Daniel Hagimont

Scalable Comput. Pract. Exp., 2021

Air temperature forecasting using artificial neural network for Ararat valley.

Hrachya V. Astsatryan, Hayk Grigoryan, Aghasi Poghosyan, Rita Abrahamyan, Shushanik Asmaryan, Vahagn Muradyan, Garegin Tepanosyan, Yaniss Guigoz, Gregory Giuliani

Earth Sci. Informatics, 2021

Astronomical objects classification based on the Digitized First Byurakan Survey low-dispersion spectra.

Hrachya V. Astsatryan, G. Gevorgyan, Aram V. Knyazyan, Areg M. Mickaelian, Gor A. Mikayelyan

Astron. Comput., 2021

A PGAS-Based Implementation for the Parallel Minimum Spanning Tree Algorithm.

Vahag Bejanyan, Hrachya V. Astsatryan

Proceedings of the Large-Scale Scientific Computing - 13th International Conference, 2021

Modern Systems for Processing and Analyzing GEO-data Based on OLAP Technology.

Pavel Lukashevich, Alexei Belotserkovsky, Hrachya V. Astsatryan

Proceedings of The Fourth International Workshop on Computer Modeling and Intelligent Systems (CMIS-2021), 2021

2019

Paving the Way towards an Armenian Data Cube.

Shushanik Asmaryan, Vahagn Muradyan, Garegin Tepanosyan, Azatuhi Hovsepyan, Armen Saghatelyan, Hrachya V. Astsatryan, Hayk Grigoryan, Rita Abrahamyan, Yaniss Guigoz, Gregory Giuliani

Data, 2019

Data Quality Alerting Model for Big Data Analytics.

Eliza Gyulgyulyan, Julien Aligon, Franck Ravat, Hrachya V. Astsatryan

Proceedings of the New Trends in Databases and Information Systems, 2019

2018

An Integrated Web-based Interactive Data Platform for Molecular Dynamics Simulations.

Hrachya V. Astsatryan, Wahi Narsisian, Eliza Gyulgyulyan, Vardan Baghdasaryan, Armen Poghosyan, Yevgeni Mamasakhlisov, Peter Wittenburg

Scalable Comput. Pract. Exp., 2018

Weather Data Visualization and Analytical Platform.

Hrachya V. Astsatryan, Hayk Grogoryan, Eliza Gyulgyulyan, Anush Hakobyan, Aram Kocharyan, Wahi Narsisian, Vladimir Sahakyan, Yuri Shoukourian, Rita Abrahamyan, Zarmandukht Petrosyan, Julien Aligon

Scalable Comput. Pract. Exp., 2018

Working Set Size Estimation Techniques in Virtualized Environments: One Size Does not Fit All.

Vlad Nitu, Aram Kocharyan, Hannas Yaya, Alain Tchana, Daniel Hagimont, Hrachya V. Astsatryan

Proc. ACM Meas. Anal. Comput. Syst., 2018

Performance impact of DVFS for molecular dynamics simulations on Tesla K40 GPU.

Hrachya V. Astsatryan, Wahi Narsisian, Armen Poghosyan, Aram A. Shahinyan

Proceedings of the 41st International Convention on Information and Communication Technology, 2018

2017

SaaS for Energy Efficient Utilization of HPC Resources of Linear Algebra Calculations.

Hrachya V. Astsatryan, Wahi Narsisian, Georges Da Costa

Scalable Comput. Pract. Exp., 2017

Energy optimization methodology for e-infrastructure providers.

Hrachya V. Astsatryan, Wahi Narsisian, Aram Kocharyan, Georges Da Costa, Albert Hankel, Ariel Oleksiak

Concurr. Comput. Pract. Exp., 2017

Armenian virtual observatory simple image access service.

Aram V. Knyazyan, Hrachya V. Astsatryan, Areg M. Mickaelian

Astron. Comput., 2017

2016

Security Issues of the e-Infrastructure for Environmental Research.

Hrachya V. Astsatryan

Proceedings of the Meeting Security Challenges Through Data Analytics and Decision Support, 2016

SWAT hydrological model as a DaaS cloud service.

Hrachya V. Astsatryan, Wahi Narsisian, Shushanik Asmaryan

Earth Sci. Informatics, 2016

2015

Exascale Machines Require New Programming Paradigms and Runtimes.

Georges Da Costa, Thomas Fahringer, Juan-Antonio Rico-Gallego, Ivan Grasso, Atanas Hristov, Helen D. Karatza, Alexey L. Lastovetsky, Fabrizio Marozzo, Dana Petcu, Georgios L. Stavrinides, Domenico Talia, Paolo Trunfio, Hrachya V. Astsatryan

Supercomput. Front. Innov., 2015

An interoperable web portal for parallel geoprocessing of satellite image vegetation indices.

Hrachya V. Astsatryan, Andranik Hayrapetyan, Wahi Narsisian, A. Saribekyan, Shushanik Asmaryan, Armen Saghatelyan, Vahagn Muradyan, Yaniss Guigoz, Gregory Giuliani, Nicolas Ray

Earth Sci. Informatics, 2015

An interoperable cloud-based scientific GATEWAY for NDVI time series analysis.

Hrachya V. Astsatryan, Andranik Hayrapetyan, Wahi Narsisian, Shushanik Asmaryan, Armen Saghatelyan, Vahagn Muradyan, Gregory Giuliani, Yaniss Guigoz, Nicolas Ray

Comput. Stand. Interfaces, 2015

Strengthening compute and data intensive capacities of Armenia.

Hrachya V. Astsatryan, Vladimir Sahakyan, Yuri Shoukourian, Jack J. Dongarra, Pierre-Henri Cros, Michel J. Daydé, Per Öster

Proceedings of the 2015 14th RoEduNet International Conference, 2015

WRF-ARW Model for Prediction of High Temperatures in South and South East Regions of Armenia.

Hrachya V. Astsatryan, A. Shakhnazaryan, Vladimir Sahakyan, Yuri Shoukourian, V. Kotroni, Z. Petrosyan, Rita Abrahamyan, H. Melkonyan

Proceedings of the 11th IEEE International Conference on e-Science, 2015

2013

On the Easy Use of Scientific Computing Services for Large Scale Linear Algebra and Parallel Decision Making with the P-Grade Portal.

Hrachya V. Astsatryan, Vladimir Sahakyan, Yuri Shoukouryan, Michel J. Daydé, Aurélie Hurault, Ronan Guivarch, Harutyun Terzyan, Levon Hovhannisyan

J. Grid Comput., 2013

2012

Web Portal for Photonic Technologies Using Grid Infrastructures

Hrachya V. Astsatryan, Tigran V. Gevorgyan, Anna R. Shahinyan

CoRR, 2012

Comparative NAMD benchmarking on BlueGene/P.

Armen H. Poghosyan, Levon H. Arsenyan, Hrachya V. Astsatryan

Proceedings of the 2012 Proceedings of the 35th International Convention, 2012

2011

Enabling Large-Scale Linear Systems of Equations on Hybrid HPC Infrastructures.

Hrachya V. Astsatryan, Vladimir Sahakyan, Yuri Shoukouryan, Michel J. Daydé, Aurélie Hurault

Proceedings of the ICT Innovations 2011, Skopje, Macedonia, 14-16 September, 2011, 2011

2009

The DFBS Spectroscopic Database and the Armenian Virtual Observatory.

Areg M. Mickaelian, Lusine A. Sargsyan, Hrachya V. Astsatryan, Giuseppe Cirimele, Roberto Nesci

Data Sci. J., 2009

2008

A Grid-Aware Web Portal with Advanced Service Trading for Linear Algebra Calculations.

Hrachya V. Astsatryan, Vladimir Sahakyan, Yuri Shoukouryan, Michel J. Daydé, Aurélie Hurault, Marc Pantel, Eddy Caron

Proceedings of the High Performance Computing for Computational Science, 2008

2004

The ArmCluster Project: Brief Introduction.

Hrachya V. Astsatryan, Yuri Shoukourian, Vladimir Sahakyan

Proceedings of the International Conference on Parallel and Distributed Processing Techniques and Applications, 2004