{"id":"https://openalex.org/A5042133752","orcid":null,"observed_orcids":[],"display_name":"Julien Petitjean","raw_author_names":["J. Petitjean","Julien Petitjean","Julien Petitjean, Julien","Petitjean, Julien"],"full_name":"Julien Petitjean, Julien","works_count":17,"cited_by_count":54,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5042133752","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1294671590","ror":"https://ror.org/02feahw73","display_name":"Centre National de la Recherche Scientifique","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},"years":[2011,2009]},{"institution":{"id":"https://openalex.org/I15057530","ror":"https://ror.org/057qpr032","display_name":"Universit\u00e9 de Bordeaux","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},"years":[2010,2009]},{"institution":{"id":"https://openalex.org/I4210140930","ror":"https://ror.org/04emwm605","display_name":"Thales (France)","country_code":"FR","type":"company","lineage":["https://openalex.org/I4210140930"]},"years":[2018,2013,2011,2010,2009]},{"institution":{"id":"https://openalex.org/I4210157089","ror":"https://ror.org/04nabhy78","display_name":"Laboratoire de l'Int\u00e9gration du Mat\u00e9riau au Syst\u00e8me","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I15057530","https://openalex.org/I4210091158","https://openalex.org/I4210095849","https://openalex.org/I4210157089","https://openalex.org/I4210160189"]},"years":[2011,2010,2009]},{"institution":{"id":"https://openalex.org/I4396570533","ror":"https://ror.org/001anga17","display_name":"Universit\u00e9 Bordeaux-I","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530","https://openalex.org/I4396570533"]},"years":[2011,2010,2009]}],"last_known_institutions":[{"id":"https://openalex.org/I4210140930","ror":"https://ror.org/04emwm605","display_name":"Thales (France)","country_code":"FR","type":"company","lineage":["https://openalex.org/I4210140930"]}],"topics":[{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","count":10,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","count":9,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","count":8,"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/T11236","display_name":"Control Systems and Identification","count":6,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","count":5,"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"}}],"topic_share":[{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","value":5.53e-05,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","value":4.64e-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/T10891","display_name":"Radar Systems and Signal Processing","value":4.24e-05,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","value":3.66e-05,"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/T11038","display_name":"Advanced SAR Imaging Techniques","value":3.23e-05,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.7242016196250916},{"id":"11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","score":0.537636935710907},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.5250556468963623},{"id":"105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","score":0.4576091468334198},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.42267054319381714}],"counts_by_year":[{"year":2008,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":2},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":7},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":2},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["J. Petitjean","Julien Petitjean","Julien Petitjean, Julien","Petitjean, Julien"],"block_key":"j julien petitjean","works_api_url":"https://api.openalex.org/works?filter=author.id:A5042133752","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}