{"id":"https://openalex.org/W2100699771","doi":"https://doi.org/10.1109/glocom.2009.5425841","title":"Stationarity Test for Wireless Communication Channels","display_name":"Stationarity Test for Wireless Communication Channels","publication_year":2009,"publication_date":"2009-11-01","ids":{"openalex":"https://openalex.org/W2100699771","doi":"https://doi.org/10.1109/glocom.2009.5425841","mag":"2100699771"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2009.5425841","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2009.5425841","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038929989","display_name":"Dmitry Umansky","orcid":null},"institutions":[{"id":"https://openalex.org/I200650556","display_name":"University of Agder","ror":"https://ror.org/03x297z98","country_code":"NO","type":"education","lineage":["https://openalex.org/I200650556"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"Dmitry Umansky","raw_affiliation_strings":["Faculty of Engineering and Science, University of Agder, Grimstad, Norway","University of Agder, Grimstad, Norway"],"affiliations":[{"raw_affiliation_string":"Faculty of Engineering and Science, University of Agder, Grimstad, Norway","institution_ids":["https://openalex.org/I200650556"]},{"raw_affiliation_string":"University of Agder, Grimstad, Norway","institution_ids":["https://openalex.org/I200650556"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042473673","display_name":"Matthias P\u00e4tzold","orcid":"https://orcid.org/0000-0002-6859-5413"},"institutions":[{"id":"https://openalex.org/I200650556","display_name":"University of Agder","ror":"https://ror.org/03x297z98","country_code":"NO","type":"education","lineage":["https://openalex.org/I200650556"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Matthias Patzold","raw_affiliation_strings":["Faculty of Engineering and Science, University of Agder, Grimstad, Norway","University of Agder, Grimstad, Norway"],"affiliations":[{"raw_affiliation_string":"Faculty of Engineering and Science, University of Agder, Grimstad, Norway","institution_ids":["https://openalex.org/I200650556"]},{"raw_affiliation_string":"University of Agder, Grimstad, Norway","institution_ids":["https://openalex.org/I200650556"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5038929989"],"corresponding_institution_ids":["https://openalex.org/I200650556"],"apc_list":null,"apc_paid":null,"fwci":2.3999,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.8940825,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.7410698533058167},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7017314434051514},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.614223837852478},{"id":"https://openalex.org/keywords/radio-channel","display_name":"Radio channel","score":0.5316734313964844},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.5211677551269531},{"id":"https://openalex.org/keywords/delay-spread","display_name":"Delay spread","score":0.48191359639167786},{"id":"https://openalex.org/keywords/power-delay-profile","display_name":"Power delay profile","score":0.4358168840408325},{"id":"https://openalex.org/keywords/shadow-mapping","display_name":"Shadow mapping","score":0.43508613109588623},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.41629254817962646},{"id":"https://openalex.org/keywords/test","display_name":"Test (biology)","score":0.4140205383300781},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.33474767208099365},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3314055800437927},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3306305408477783},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.25465717911720276},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2509455978870392},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23827555775642395},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15434151887893677},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12695619463920593}],"concepts":[{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.7410698533058167},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7017314434051514},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.614223837852478},{"id":"https://openalex.org/C2988879021","wikidata":"https://www.wikidata.org/wiki/Q273623","display_name":"Radio channel","level":3,"score":0.5316734313964844},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.5211677551269531},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.48191359639167786},{"id":"https://openalex.org/C2776250087","wikidata":"https://www.wikidata.org/wiki/Q16938869","display_name":"Power delay profile","level":5,"score":0.4358168840408325},{"id":"https://openalex.org/C116544410","wikidata":"https://www.wikidata.org/wiki/Q1478122","display_name":"Shadow mapping","level":2,"score":0.43508613109588623},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.41629254817962646},{"id":"https://openalex.org/C2777267654","wikidata":"https://www.wikidata.org/wiki/Q3519023","display_name":"Test (biology)","level":2,"score":0.4140205383300781},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.33474767208099365},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3314055800437927},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3306305408477783},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.25465717911720276},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2509455978870392},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23827555775642395},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15434151887893677},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12695619463920593},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2009.5425841","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2009.5425841","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W585305027","https://openalex.org/W1557662267","https://openalex.org/W1582484699","https://openalex.org/W1667165204","https://openalex.org/W1969258769","https://openalex.org/W1987743423","https://openalex.org/W2009587140","https://openalex.org/W2018742520","https://openalex.org/W2046245205","https://openalex.org/W2126052525","https://openalex.org/W2130917709","https://openalex.org/W2163349133","https://openalex.org/W2169127870","https://openalex.org/W2568392743","https://openalex.org/W2725155761","https://openalex.org/W2773620921","https://openalex.org/W2804875951","https://openalex.org/W2990598036","https://openalex.org/W4236848741","https://openalex.org/W4298352105","https://openalex.org/W6752336342"],"related_works":["https://openalex.org/W2521011199","https://openalex.org/W2740856547","https://openalex.org/W2140013086","https://openalex.org/W2087375689","https://openalex.org/W2001684165","https://openalex.org/W1492749602","https://openalex.org/W2158690210","https://openalex.org/W3009149411","https://openalex.org/W3042764878","https://openalex.org/W2956149658"],"abstract_inverted_index":{"In":[0],"this":[1],"article,":[2],"we":[3],"propose":[4],"a":[5,54],"new":[6],"test":[7,43],"to":[8],"determine":[9],"the":[10,26,40,49,60,75,78,81,86,89],"intervals":[11,19,62,83],"of":[12,20,39,59,80,88],"stationarity":[13,21,42,61,82],"for":[14,63],"wireless":[15],"communication":[16,66],"channels.":[17],"The":[18,37,57],"are":[22],"identified":[23],"by":[24],"comparing":[25],"delay":[27],"power":[28],"spectral":[29],"density":[30],"(PSD)":[31],"estimated":[32],"at":[33],"different":[34,70],"time":[35],"instances.":[36],"performance":[38],"proposed":[41],"has":[44],"been":[45],"evaluated":[46],"based":[47],"on":[48],"synthetic":[50],"data":[51],"generated":[52],"using":[53],"channel":[55,90],"simulator.":[56],"analysis":[58],"two":[64],"radio":[65],"channels":[67],"measured":[68],"in":[69],"propagation":[71],"scenarios":[72],"reveals":[73],"that":[74],"number":[76],"and":[77],"length":[79],"decrease":[84],"as":[85],"dimensions":[87],"matrix":[91],"increase.":[92]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
