{"id":"https://openalex.org/W2084801029","doi":"https://doi.org/10.1109/dyspan.2014.6817823","title":"Improving accuracy for TVWS geolocation databases: Results from measurement-driven estimation approaches","display_name":"Improving accuracy for TVWS geolocation databases: Results from measurement-driven estimation approaches","publication_year":2014,"publication_date":"2014-04-01","ids":{"openalex":"https://openalex.org/W2084801029","doi":"https://doi.org/10.1109/dyspan.2014.6817823","mag":"2084801029"},"language":"en","primary_location":{"id":"doi:10.1109/dyspan.2014.6817823","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dyspan.2014.6817823","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Symposium on Dynamic Spectrum Access Networks (DYSPAN)","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/A5068911049","display_name":"Andreas Achtzehn","orcid":"https://orcid.org/0000-0002-3998-4073"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Andreas Achtzehn","raw_affiliation_strings":["Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany"],"affiliations":[{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028886855","display_name":"Janne Riihij\u00e4rvi","orcid":"https://orcid.org/0000-0002-5989-3611"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Janne Riihijarvi","raw_affiliation_strings":["Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany"],"affiliations":[{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031180041","display_name":"Petri M\u00e4h\u00f6nen","orcid":"https://orcid.org/0000-0001-6934-8636"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Petri Mahonen","raw_affiliation_strings":["Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany"],"affiliations":[{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Networked Systems, RWTH Aachen University, Kackertstrasse 9, D-52072, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5068911049"],"corresponding_institution_ids":["https://openalex.org/I887968799"],"apc_list":null,"apc_paid":null,"fwci":7.2211,"has_fulltext":false,"cited_by_count":65,"citation_normalized_percentile":{"value":0.9754911,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"392","last_page":"403"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9994000196456909,"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":0.9955000281333923,"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9919000267982483,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/geolocation","display_name":"Geolocation","score":0.7356618642807007},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.6971210241317749},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.663995623588562},{"id":"https://openalex.org/keywords/delaunay-triangulation","display_name":"Delaunay triangulation","score":0.6476332545280457},{"id":"https://openalex.org/keywords/kriging","display_name":"Kriging","score":0.609980046749115},{"id":"https://openalex.org/keywords/terrain","display_name":"Terrain","score":0.5312521457672119},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5219283103942871},{"id":"https://openalex.org/keywords/triangulation","display_name":"Triangulation","score":0.4554750919342041},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.42386507987976074},{"id":"https://openalex.org/keywords/radio-propagation","display_name":"Radio propagation","score":0.4202215075492859},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3906395137310028},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3458814024925232},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2127925157546997},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16573718190193176},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.15111008286476135},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10633435845375061},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.09990200400352478}],"concepts":[{"id":"https://openalex.org/C22041718","wikidata":"https://www.wikidata.org/wiki/Q638949","display_name":"Geolocation","level":2,"score":0.7356618642807007},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6971210241317749},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.663995623588562},{"id":"https://openalex.org/C68010082","wikidata":"https://www.wikidata.org/wiki/Q192445","display_name":"Delaunay triangulation","level":2,"score":0.6476332545280457},{"id":"https://openalex.org/C81692654","wikidata":"https://www.wikidata.org/wiki/Q225926","display_name":"Kriging","level":2,"score":0.609980046749115},{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.5312521457672119},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5219283103942871},{"id":"https://openalex.org/C135981907","wikidata":"https://www.wikidata.org/wiki/Q188056","display_name":"Triangulation","level":2,"score":0.4554750919342041},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.42386507987976074},{"id":"https://openalex.org/C202311505","wikidata":"https://www.wikidata.org/wiki/Q1474701","display_name":"Radio propagation","level":2,"score":0.4202215075492859},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3906395137310028},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3458814024925232},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2127925157546997},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16573718190193176},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.15111008286476135},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10633435845375061},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.09990200400352478},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/dyspan.2014.6817823","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dyspan.2014.6817823","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Symposium on Dynamic Spectrum Access Networks (DYSPAN)","raw_type":"proceedings-article"},{"id":"pmh:oai:publications.rwth-aachen.de:443462","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/443462","pdf_url":null,"source":{"id":"https://openalex.org/S4306401362","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2014 IEEE International Symposium on Dynamic Spectrum Access Networks (DYSPAN 2014) : Tyson's Corner, Virginia, USA, 1 - 4 April 2014<br/>2014 IEEE International Symposium on Dynamic Spectrum Access Networks, DYSPAN 2014, Tyson's Corner, VA, USA, 2014-04-01 - 2014-04-04","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1964146567","https://openalex.org/W1968869543","https://openalex.org/W1989881065","https://openalex.org/W2007484279","https://openalex.org/W2033080952","https://openalex.org/W2046053182","https://openalex.org/W2054405892","https://openalex.org/W2060409964","https://openalex.org/W2093540532","https://openalex.org/W2096302898","https://openalex.org/W2103627075","https://openalex.org/W2104193490","https://openalex.org/W2110002846","https://openalex.org/W2143022286","https://openalex.org/W2145417574","https://openalex.org/W2149304523","https://openalex.org/W2166506747","https://openalex.org/W2171031315","https://openalex.org/W2496675188","https://openalex.org/W4242472194","https://openalex.org/W4246528899","https://openalex.org/W4301028290"],"related_works":["https://openalex.org/W2163194970","https://openalex.org/W3105229732","https://openalex.org/W2799094075","https://openalex.org/W2892370851","https://openalex.org/W2945387931","https://openalex.org/W2187946387","https://openalex.org/W2052024186","https://openalex.org/W2939141610","https://openalex.org/W68214382","https://openalex.org/W4310429133"],"abstract_inverted_index":{"Recent":[0],"advances":[1],"towards":[2],"opening":[3],"underutilized":[4],"spectrum":[5],"resources":[6],"for":[7,31],"secondary":[8],"use":[9,82],"rely":[10],"on":[11],"geolocation":[12],"databases":[13],"to":[14,100,109],"determine":[15],"protection":[16],"requirements":[17],"of":[18,27,50,68,74,106],"primary":[19,33],"users.":[20],"This":[21],"paper":[22],"studies":[23],"the":[24,75,90],"achievable":[25],"accuracy":[26],"signal":[28],"strength":[29],"estimation":[30,60,115],"a":[32,55,85],"TV":[34],"network":[35],"with":[36,72],"log-normal":[37],"propagation":[38,70],"models,":[39],"linear":[40],"interpolation":[41,73],"through":[42],"Delaunay":[43],"triangulation,":[44],"and":[45],"ordinary":[46],"kriging":[47],"as":[48],"means":[49],"including":[51],"measurement":[52,87],"data":[53,97],"into":[54],"database's":[56],"prediction":[57,104],"process.":[58],"Direct":[59],"methods":[61],"are":[62],"compared":[63,108],"against":[64],"hybrid":[65],"mixture":[66],"models":[67],"statistical":[69],"modelling":[71],"error":[76],"surface.":[77],"The":[78],"results":[79],"presented":[80],"herein":[81],"measurements":[83],"from":[84],"large-scale":[86],"campaign":[88],"in":[89],"UK.":[91],"They":[92],"show":[93],"that":[94],"relatively":[95],"small":[96],"sets":[98],"suffice":[99],"achieve":[101],"mean":[102],"absolute":[103],"errors":[105],"3.1-5.0dB":[107],"5.9-6.9dB":[110],"achieved":[111],"by":[112],"purely":[113],"terrain-based":[114],"approaches.":[116]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":11},{"year":2014,"cited_by_count":6}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
