{"id":"https://openalex.org/A5026133100","orcid":"https://orcid.org/0000-0003-3198-6397","observed_orcids":["https://orcid.org/0000-0003-3198-6397"],"display_name":"Armenak Petrosyan","raw_author_names":["A. Petrosyan","Armenak Petrosyan","Petrosyan, Armenak"],"full_name":"Petrosyan, Armenak","works_count":23,"cited_by_count":261,"summary_stats":{"2yr_mean_citedness":1.5,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5026133100","orcid":"https://orcid.org/0000-0003-3198-6397","observed_orcids":["https://orcid.org/0000-0003-3198-6397"]},"affiliations":[{"institution":{"id":"https://openalex.org/I121820613","ror":"https://ror.org/05ect4e57","display_name":"Louisiana State University","country_code":"US","type":"education","lineage":["https://openalex.org/I121820613"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I1289243028","ror":"https://ror.org/01qz5mb56","display_name":"Oak Ridge National Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]},"years":[2021,2019]},{"institution":{"id":"https://openalex.org/I130701444","ror":"https://ror.org/01zkghx44","display_name":"Georgia Institute of Technology","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]},"years":[2023,2022,2021]},{"institution":{"id":"https://openalex.org/I200719446","ror":"https://ror.org/02vm5rt34","display_name":"Vanderbilt University","country_code":"US","type":"education","lineage":["https://openalex.org/I200719446"]},"years":[2017,2016,2015]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","count":16,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11210","display_name":"Mathematical Analysis and Transform Methods","count":13,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11205","display_name":"Numerical methods in inverse problems","count":7,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11545","display_name":"Advanced Banach Space Theory","count":7,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11612","display_name":"Stochastic Gradient Optimization Techniques","count":5,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","value":0.0001436,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11210","display_name":"Mathematical Analysis and Transform Methods","value":5.87e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11612","display_name":"Stochastic Gradient Optimization Techniques","value":5.74e-05,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11205","display_name":"Numerical methods in inverse problems","value":4.36e-05,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11545","display_name":"Advanced Banach Space Theory","value":2.97e-05,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.8955576419830322},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.7110352516174316},{"id":"11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","score":0.5990334749221802},{"id":"134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","score":0.3815755248069763},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.23199871182441711}],"counts_by_year":[{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2015,"works_count":2,"oa_works_count":1,"cited_by_count":5},{"year":2016,"works_count":2,"oa_works_count":2,"cited_by_count":6},{"year":2017,"works_count":2,"oa_works_count":1,"cited_by_count":28},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":15},{"year":2019,"works_count":7,"oa_works_count":6,"cited_by_count":22},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":24},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":33},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":19},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":30},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":23},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":20}],"display_name_alternatives":["A. Petrosyan","Armenak Petrosyan","Petrosyan, Armenak"],"block_key":"a petrosyan","works_api_url":"https://api.openalex.org/works?filter=author.id:A5026133100","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}