{"id":"https://openalex.org/W3214045049","doi":"https://doi.org/10.1109/jstars.2021.3128288","title":"Estimating Optimal Number of Compressively Sensed Bands for Hyperspectral Classification via Feature Selection","display_name":"Estimating Optimal Number of Compressively Sensed Bands for Hyperspectral Classification via Feature Selection","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3214045049","doi":"https://doi.org/10.1109/jstars.2021.3128288","mag":"3214045049"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2021.3128288","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3128288","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/jstars.2021.3128288","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004113944","display_name":"Charles Della Porta","orcid":"https://orcid.org/0000-0002-9353-2705"},"institutions":[{"id":"https://openalex.org/I79272384","display_name":"University of Maryland, Baltimore County","ror":"https://ror.org/02qskvh78","country_code":"US","type":"education","lineage":["https://openalex.org/I79272384"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C. J. Della Porta","raw_affiliation_strings":["Computer Science and Electrical Engineering, University of Maryland, Baltimore County, Baltimore, Maryland, United States, 21250 (e-mail: dellac1@umbc.edu)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science and Electrical Engineering, University of Maryland, Baltimore County, Baltimore, Maryland, United States, 21250 (e-mail: dellac1@umbc.edu)","institution_ids":["https://openalex.org/I79272384"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073412670","display_name":"Chein\u2010I Chang","orcid":"https://orcid.org/0000-0002-5450-4891"},"institutions":[{"id":"https://openalex.org/I126744593","display_name":"University of Maryland, Baltimore","ror":"https://ror.org/04rq5mt64","country_code":"US","type":"education","lineage":["https://openalex.org/I126744593"]},{"id":"https://openalex.org/I177918364","display_name":"Providence University","ror":"https://ror.org/03fcpsq87","country_code":"TW","type":"education","lineage":["https://openalex.org/I177918364"]},{"id":"https://openalex.org/I4210122018","display_name":"University of Maryland Extension","ror":"https://ror.org/03r8q5f36","country_code":"US","type":"education","lineage":["https://openalex.org/I4210122018"]},{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]},{"id":"https://openalex.org/I79272384","display_name":"University of Maryland, Baltimore County","ror":"https://ror.org/02qskvh78","country_code":"US","type":"education","lineage":["https://openalex.org/I79272384"]}],"countries":["CN","TW","US"],"is_corresponding":false,"raw_author_name":"Chein-I Chang","raw_affiliation_strings":["Deparment of Computer Science and Electrical Engineering, UMBC, Baltimore, Maryland, United States, 21250 (e-mail: cchang@umbc.edu)","Remote Sensing Signal and Image Processing Laboratory, Department of Computer Science and Electrical Engi-neering, University of Maryland, Baltimore, MD 21250 USA,","Center for Hyperspectral Imaging in Remote Sensing Information and Technology College, Dalian Maritime University, Dalian 116026, China,","Department of Computer Science and Information Management, Providence University, Taichung 02912, Taiwan","University of Maryland Baltimore County, Baltimore, MD 21250 USA"],"raw_orcid":"https://orcid.org/0000-0002-5450-4891","affiliations":[{"raw_affiliation_string":"Deparment of Computer Science and Electrical Engineering, UMBC, Baltimore, Maryland, United States, 21250 (e-mail: cchang@umbc.edu)","institution_ids":["https://openalex.org/I4210122018"]},{"raw_affiliation_string":"Remote Sensing Signal and Image Processing Laboratory, Department of Computer Science and Electrical Engi-neering, University of Maryland, Baltimore, MD 21250 USA,","institution_ids":["https://openalex.org/I126744593"]},{"raw_affiliation_string":"Center for Hyperspectral Imaging in Remote Sensing Information and Technology College, Dalian Maritime University, Dalian 116026, China,","institution_ids":["https://openalex.org/I43313876"]},{"raw_affiliation_string":"Department of Computer Science and Information Management, Providence University, Taichung 02912, Taiwan","institution_ids":["https://openalex.org/I177918364"]},{"raw_affiliation_string":"University of Maryland Baltimore County, Baltimore, MD 21250 USA","institution_ids":["https://openalex.org/I79272384"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":0.5178,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.6123786,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"14","issue":null,"first_page":"11775","last_page":"11788"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.9164944887161255},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7155728936195374},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.6919815540313721},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.5535693764686584},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5466729402542114},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5420755743980408},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.49845409393310547},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.49519339203834534},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4224799871444702},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4154244661331177},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2647877633571625}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.9164944887161255},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7155728936195374},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.6919815540313721},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.5535693764686584},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5466729402542114},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5420755743980408},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.49845409393310547},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.49519339203834534},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4224799871444702},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4154244661331177},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2647877633571625},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/jstars.2021.3128288","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3128288","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0300165fe8e54dc8aea522834b537f60","is_oa":true,"landing_page_url":"https://doaj.org/article/0300165fe8e54dc8aea522834b537f60","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 14, Pp 11775-11788 (2021)","raw_type":"article"},{"id":"pmh:oai:mdsoar.org:11603/26284","is_oa":true,"landing_page_url":"http://hdl.handle.net/11603/26284","pdf_url":null,"source":{"id":"https://openalex.org/S4306402556","display_name":"Maryland Shared Open Access Repository (USMAI Consortium)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"doi:10.13016/m2zvmy-bghb","is_oa":true,"landing_page_url":"https://doi.org/10.13016/m2zvmy-bghb","pdf_url":null,"source":{"id":"https://openalex.org/S4306402644","display_name":"Digital Repository at the University of Maryland (University of Maryland College Park)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66946132","host_organization_name":"University of Maryland, College Park","host_organization_lineage":["https://openalex.org/I66946132"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"doi:10.1109/jstars.2021.3128288","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3128288","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1447177257","display_name":null,"funder_award_id":"3132019341","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W1532610010","https://openalex.org/W2009539575","https://openalex.org/W2010265430","https://openalex.org/W2030449718","https://openalex.org/W2104266187","https://openalex.org/W2117227640","https://openalex.org/W2119667497","https://openalex.org/W2165755981","https://openalex.org/W2166923144","https://openalex.org/W2508058002","https://openalex.org/W2530006000","https://openalex.org/W2759880437","https://openalex.org/W2782781942","https://openalex.org/W2791725003","https://openalex.org/W2794284562","https://openalex.org/W2901920630","https://openalex.org/W2911681169","https://openalex.org/W2914072416","https://openalex.org/W2945424157","https://openalex.org/W2945434367","https://openalex.org/W2945923605","https://openalex.org/W2954870938","https://openalex.org/W2964323817","https://openalex.org/W2978620371","https://openalex.org/W2981450335","https://openalex.org/W2991916973","https://openalex.org/W3008375175","https://openalex.org/W3037875773","https://openalex.org/W3046819794","https://openalex.org/W3080724268","https://openalex.org/W3082229324","https://openalex.org/W3090548235","https://openalex.org/W3106141888","https://openalex.org/W3129293716","https://openalex.org/W3195212285","https://openalex.org/W3197705459","https://openalex.org/W4205687621","https://openalex.org/W4205778870","https://openalex.org/W4248979535","https://openalex.org/W4250955649","https://openalex.org/W6758972637","https://openalex.org/W6781193782","https://openalex.org/W6922616628"],"related_works":["https://openalex.org/W2132083814","https://openalex.org/W2292979300","https://openalex.org/W1995622179","https://openalex.org/W1484111231","https://openalex.org/W4391160746","https://openalex.org/W1552543208","https://openalex.org/W2156571267","https://openalex.org/W2074396517","https://openalex.org/W2166963679","https://openalex.org/W2187269125"],"abstract_inverted_index":{"Compressive":[0],"sensing":[1,120],"(CS)":[2],"has":[3,87],"received":[4],"considerable":[5],"interest":[6],"in":[7,19,24,53,203],"hyperspectral":[8,20,214],"sensing.":[9],"Recent":[10],"works":[11],"have":[12],"also":[13],"exploited":[14],"the":[15,25,35,55,71,77,92,128,172,218,221],"benefits":[16],"of":[17,37,58,73,79,94,113,130,150,175,208,220],"CS":[18],"image":[21],"classification":[22,197],"(HSIC)":[23],"compressively":[26,59],"sensed":[27,60,116],"band":[28,68],"domain":[29],"(CSBD).":[30],"However,":[31],"on":[32],"many":[33],"occasions":[34],"requirement":[36],"full":[38,67],"bands":[39,61,95,115,132],"is":[40,101,109,124,139],"not":[41,102],"necessary":[42],"for":[43],"HSIC":[44],"to":[45,65,90,96,104,126,133,145,162,170,178,198,216],"perform":[46],"well.":[47],"So,":[48,144],"a":[49,107,111,118,206],"great":[50],"challenge":[51],"arises":[52],"determining":[54],"minimum":[56,173,182],"number":[57,93,129],"(CSBs),":[62],"nCSB,":[63,151],"needed":[64],"achieve":[66],"performance.":[69],"Practically,":[70],"value":[72,149,174],"nCSB":[74,138,176],"varies":[75],"with":[76,181],"complexity":[78],"an":[80,147],"imaged":[81],"scene.":[82],"Although":[83],"virtual":[84],"dimensionality":[85],"(VD)":[86],"been":[88],"used":[89,125,169],"estimate":[91,127,146,171],"be":[97,134,168],"selected,":[98],"nBS,":[99],"it":[100],"applicable":[103],"CSBD":[105],"because":[106],"CSB":[108],"actually":[110],"mixture":[112],"fully":[114,188],"by":[117,190],"random":[119],"matrix,":[121],"while":[122],"VD":[123],"single":[131],"selected.":[135],"As":[136],"expected,":[137],"generally":[140],"smaller":[141],"than":[142],"nBS.":[143],"optimal":[148,192],"two":[152],"feature":[153],"selection":[154],"approaches,":[155],"filter":[156],"and":[157],"wrapper":[158],"methods":[159,186],"are":[160,187,210],"proposed":[161,222],"extract":[163],"scene":[164],"features":[165],"that":[166],"can":[167],"required":[177],"maximize":[179],"performance":[180],"redundancy.":[183],"Specifically,":[184],"these":[185],"automated":[189],"leveraging":[191],"partitioning":[193],"schemes":[194],"which":[195],"enable":[196],"further":[199],"reduce":[200],"storage":[201],"requirements":[202],"CSBD.":[204],"Finally,":[205],"set":[207],"experiments":[209],"conducted":[211],"using":[212],"real-world":[213],"images":[215],"demonstrate":[217],"viability":[219],"approach.":[223]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
