{"id":"https://openalex.org/W2169987406","doi":"https://doi.org/10.1109/icassp.2005.1416151","title":"Propagation Parameter Estimation in MIMO Systems using Mixture of Angular Distributions Model","display_name":"Propagation Parameter Estimation in MIMO Systems using Mixture of Angular Distributions Model","publication_year":2006,"publication_date":"2006-10-11","ids":{"openalex":"https://openalex.org/W2169987406","doi":"https://doi.org/10.1109/icassp.2005.1416151","mag":"2169987406"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2005.1416151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2005.1416151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005.","raw_type":"proceedings-article"},"type":"conference-paper","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/A5110236268","display_name":"Cassio Ribeiro","orcid":null},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Cassio B. Ribeiro","raw_affiliation_strings":["Signal Processing Laboratory, Helsinki University of Technology, Finland","Signal Process. Lab., Helsinki Univ. of Technol., Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Signal Process. Lab., Helsinki Univ. of Technol., Finland","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031785324","display_name":"Esa Ollila","orcid":"https://orcid.org/0000-0002-0898-5313"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Esa Ollila","raw_affiliation_strings":["Signal Processing Laboratory, Helsinki University of Technology, Finland","Signal Process. Lab., Helsinki Univ. of Technol., Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Signal Process. Lab., Helsinki Univ. of Technol., Finland","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105267090","display_name":"Visa Koivunen","orcid":"https://orcid.org/0000-0003-1454-5928"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Visa Koivunen","raw_affiliation_strings":["Signal Processing Laboratory, Helsinki University of Technology, Finland","Signal Process. Lab., Helsinki Univ. of Technol., Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Signal Process. Lab., Helsinki Univ. of Technol., Finland","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I133731052"],"apc_list":null,"apc_paid":null,"fwci":3.1578,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.92979383,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"4","issue":null,"first_page":"885","last_page":"888"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9980000257492065,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9975000023841858,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.995199978351593,"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/estimator","display_name":"Estimator","score":0.7912936210632324},{"id":"https://openalex.org/keywords/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.7015761137008667},{"id":"https://openalex.org/keywords/channel-sounding","display_name":"Channel sounding","score":0.6649060845375061},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.5710142850875854},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.503389298915863},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4667668044567108},{"id":"https://openalex.org/keywords/minimum-variance-unbiased-estimator","display_name":"Minimum-variance unbiased estimator","score":0.44968149065971375},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.42389652132987976},{"id":"https://openalex.org/keywords/bias-of-an-estimator","display_name":"Bias of an estimator","score":0.4115290641784668},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.403125524520874},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4003983438014984},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3882283568382263},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.3832821249961853},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3399279713630676},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.19293195009231567},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1822873055934906}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.7912936210632324},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.7015761137008667},{"id":"https://openalex.org/C2781127089","wikidata":"https://www.wikidata.org/wiki/Q25051821","display_name":"Channel sounding","level":4,"score":0.6649060845375061},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.5710142850875854},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.503389298915863},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4667668044567108},{"id":"https://openalex.org/C165646398","wikidata":"https://www.wikidata.org/wiki/Q3755281","display_name":"Minimum-variance unbiased estimator","level":3,"score":0.44968149065971375},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42389652132987976},{"id":"https://openalex.org/C191393472","wikidata":"https://www.wikidata.org/wiki/Q15222032","display_name":"Bias of an estimator","level":4,"score":0.4115290641784668},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.403125524520874},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4003983438014984},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3882283568382263},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.3832821249961853},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3399279713630676},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.19293195009231567},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1822873055934906}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2005.1416151","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2005.1416151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005.","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.910.6770","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.910.6770","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://lib.tkk.fi/Diss/2008/isbn9789512293032/article3.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1900918285","https://openalex.org/W2077658674","https://openalex.org/W2123019231","https://openalex.org/W2129727074","https://openalex.org/W2135647798","https://openalex.org/W2149743051","https://openalex.org/W2150039114","https://openalex.org/W2153279131","https://openalex.org/W2164887629","https://openalex.org/W2796649821","https://openalex.org/W2905505698","https://openalex.org/W4300222729","https://openalex.org/W6682235082"],"related_works":["https://openalex.org/W2349547417","https://openalex.org/W4237435333","https://openalex.org/W4210503132","https://openalex.org/W2999390738","https://openalex.org/W2352602506","https://openalex.org/W3092888124","https://openalex.org/W2093865141","https://openalex.org/W4239491110","https://openalex.org/W2368191880","https://openalex.org/W1523673657"],"abstract_inverted_index":{"For":[0],"the":[1,40,44,75,81,91,97,103,106,114,115,125],"development":[2],"of":[3,43,63,74,90,105],"future":[4],"wireless":[5],"systems,":[6],"it":[7,123],"is":[8,49,58,93],"crucial":[9],"to":[10,69,108],"create":[11],"accurate":[12],"channel":[13,52],"models.":[14,31],"Channel":[15],"sounding":[16,53],"using":[17],"antenna":[18],"arrays":[19],"and":[20,101],"consequently":[21],"propagation":[22],"parameter":[23],"estimation":[24],"are":[25,84],"key":[26],"tasks":[27],"in":[28,51],"creating":[29],"such":[30],"In":[32],"this":[33],"paper":[34],"we":[35],"present":[36],"an":[37],"estimator":[38,92,117],"for":[39,129],"angular":[41,56],"distribution":[42,57],"diffuse":[45],"scattering":[46],"component":[47],"that":[48,113],"observed":[50],"measurements.":[54],"The":[55,72,86,110],"modeled":[59],"as":[60,78,80],"a":[61],"mixture":[62,82],"Von":[64],"Mises":[65],"distributions,":[66],"which":[67],"correspond":[68],"scatterer":[70],"clusters.":[71],"parameters":[73],"individual":[76],"distributions":[77],"well":[79],"proportions":[83],"estimated.":[85],"large":[87],"sample":[88,132],"performance":[89,121],"studied":[94],"by":[95],"deriving":[96],"Cramer-Rao":[98,126],"lower":[99,127],"bound":[100,128],"comparing":[102],"variance":[104],"estimates":[107],"it.":[109],"simulations":[111],"show":[112],"proposed":[116],"has":[118],"asymptotically":[119],"optimal":[120],"since":[122],"attains":[124],"relatively":[130],"small":[131],"sizes.":[133]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}