{"id":"https://openalex.org/W2789981174","doi":"https://doi.org/10.1109/globalsip.2017.8309109","title":"Adaptive dimensionality reduction method using graph-based spectral decomposition for motor imagery-based brain-computer interfaces","display_name":"Adaptive dimensionality reduction method using graph-based spectral decomposition for motor imagery-based brain-computer interfaces","publication_year":2017,"publication_date":"2017-11-01","ids":{"openalex":"https://openalex.org/W2789981174","doi":"https://doi.org/10.1109/globalsip.2017.8309109","mag":"2789981174"},"language":"en","primary_location":{"id":"doi:10.1109/globalsip.2017.8309109","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globalsip.2017.8309109","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Global Conference on Signal and Information Processing (GlobalSIP)","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/A5021099400","display_name":"Golnar Kalantar","orcid":null},"institutions":[{"id":"https://openalex.org/I161856759","display_name":"Concordia University","ror":"https://ror.org/01qxhf360","country_code":"US","type":"education","lineage":["https://openalex.org/I161856759"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Golnar Kalantar","raw_affiliation_strings":["Concordia Institute for Information System Engineering (CIISE)"],"affiliations":[{"raw_affiliation_string":"Concordia Institute for Information System Engineering (CIISE)","institution_ids":["https://openalex.org/I161856759"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072288399","display_name":"Hamidreza Sadreazami","orcid":"https://orcid.org/0000-0002-2624-0681"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Hamidreza Sadreazami","raw_affiliation_strings":["Department of Electrical and Computer Engineering (ECE), Concordia University, Montreal, Quebec, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering (ECE), Concordia University, Montreal, Quebec, Canada","institution_ids":["https://openalex.org/I60158472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058253407","display_name":"Arash Mohammadi","orcid":"https://orcid.org/0000-0003-1972-7923"},"institutions":[{"id":"https://openalex.org/I161856759","display_name":"Concordia University","ror":"https://ror.org/01qxhf360","country_code":"US","type":"education","lineage":["https://openalex.org/I161856759"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Arash Mohammadi","raw_affiliation_strings":["Concordia Institute for Information System Engineering (CIISE)"],"affiliations":[{"raw_affiliation_string":"Concordia Institute for Information System Engineering (CIISE)","institution_ids":["https://openalex.org/I161856759"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059155086","display_name":"Amir Asif","orcid":"https://orcid.org/0000-0002-9393-7112"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Amir Asif","raw_affiliation_strings":["Department of Electrical and Computer Engineering (ECE), Concordia University, Montreal, Quebec, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering (ECE), Concordia University, Montreal, Quebec, Canada","institution_ids":["https://openalex.org/I60158472"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5021099400"],"corresponding_institution_ids":["https://openalex.org/I161856759"],"apc_list":null,"apc_paid":null,"fwci":0.9225,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.74584025,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"990","last_page":"994"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11707","display_name":"Gaze Tracking and Assistive Technology","score":0.9944000244140625,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T11601","display_name":"Neuroscience and Neural Engineering","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.7030919790267944},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6910461187362671},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.6861597895622253},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6742509603500366},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.6544486284255981},{"id":"https://openalex.org/keywords/motor-imagery","display_name":"Motor imagery","score":0.5792056322097778},{"id":"https://openalex.org/keywords/brain\u2013computer-interface","display_name":"Brain\u2013computer interface","score":0.5705689787864685},{"id":"https://openalex.org/keywords/feature-vector","display_name":"Feature vector","score":0.5374060273170471},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5372313261032104},{"id":"https://openalex.org/keywords/laplacian-matrix","display_name":"Laplacian matrix","score":0.49179986119270325},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4806438982486725},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.45546185970306396},{"id":"https://openalex.org/keywords/autoregressive-model","display_name":"Autoregressive model","score":0.4262019395828247},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.4211372435092926},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.4105764925479889},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23016592860221863},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.14151078462600708}],"concepts":[{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.7030919790267944},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6910461187362671},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.6861597895622253},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6742509603500366},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.6544486284255981},{"id":"https://openalex.org/C54808283","wikidata":"https://www.wikidata.org/wiki/Q6918191","display_name":"Motor imagery","level":4,"score":0.5792056322097778},{"id":"https://openalex.org/C173201364","wikidata":"https://www.wikidata.org/wiki/Q897410","display_name":"Brain\u2013computer interface","level":3,"score":0.5705689787864685},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.5374060273170471},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5372313261032104},{"id":"https://openalex.org/C115178988","wikidata":"https://www.wikidata.org/wiki/Q772067","display_name":"Laplacian matrix","level":3,"score":0.49179986119270325},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4806438982486725},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.45546185970306396},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.4262019395828247},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.4211372435092926},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.4105764925479889},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23016592860221863},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.14151078462600708},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.0},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globalsip.2017.8309109","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globalsip.2017.8309109","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Global Conference on Signal and Information Processing (GlobalSIP)","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":27,"referenced_works":["https://openalex.org/W1608735834","https://openalex.org/W1638736765","https://openalex.org/W1979318901","https://openalex.org/W1983305472","https://openalex.org/W1990488619","https://openalex.org/W2005791255","https://openalex.org/W2028479713","https://openalex.org/W2051652848","https://openalex.org/W2081096055","https://openalex.org/W2084335070","https://openalex.org/W2096597330","https://openalex.org/W2099509424","https://openalex.org/W2101491865","https://openalex.org/W2104564141","https://openalex.org/W2109860557","https://openalex.org/W2110203423","https://openalex.org/W2142280324","https://openalex.org/W2145302786","https://openalex.org/W2152863712","https://openalex.org/W2155617375","https://openalex.org/W2197723530","https://openalex.org/W2213712841","https://openalex.org/W2508284143","https://openalex.org/W2588581370","https://openalex.org/W2757634304","https://openalex.org/W6636501131","https://openalex.org/W6733596194"],"related_works":["https://openalex.org/W1977940006","https://openalex.org/W2887556756","https://openalex.org/W2947925238","https://openalex.org/W195417223","https://openalex.org/W1513407214","https://openalex.org/W1984377984","https://openalex.org/W1961545574","https://openalex.org/W2510077457","https://openalex.org/W3045772920","https://openalex.org/W2944296668"],"abstract_inverted_index":{"In":[0,117],"this":[1,42],"work,":[2],"we":[3,170],"consider":[4],"the":[5,22,25,38,52,55,63,67,71,74,94,97,111,121,125,154,165],"problem":[6],"of":[7,24,37,54,66,93,141],"electroencephalography":[8],"(EEG)":[9],"signal":[10],"classification":[11,36,86,160],"for":[12,32,83],"motor":[13,147],"imagery":[14,148],"brain-computer":[15],"interfaces.":[16],"The":[17,77,101,150],"goal":[18],"is":[19,48,106,131],"to":[20,50,109,119,164],"identify":[21],"pattern":[23],"brain":[26],"activity":[27],"using":[28,96],"a":[29,44],"robust":[30],"method":[31,105,156],"pre-processing,":[33],"processing,":[34],"and":[35,144],"EEG":[39,75,84,123],"signals.":[40,76],"To":[41],"end,":[43],"new":[45],"graph-based":[46],"framework":[47],"proposed":[49,155],"reduce":[51],"dimensionality":[53],"data":[56,95,113],"by":[57],"taking":[58],"into":[59,114],"account":[60],"not":[61],"only":[62],"geometrical":[64],"structure":[65],"channels/electrodes,":[68],"but":[69],"also":[70],"correlation":[72],"between":[73],"most":[78],"significant":[79],"feature":[80],"vectors":[81],"required":[82],"signals":[85],"are":[87,134],"adaptively":[88],"selected":[89],"through":[90],"spectral":[91],"decomposition":[92],"graph":[98],"Laplacian":[99],"matrix.":[100],"tangent":[102],"space":[103],"mapping":[104],"then":[107],"applied":[108],"bring":[110],"captured":[112],"Euclidean":[115],"space.":[116],"order":[118],"classify":[120],"dimensionally-reduced":[122],"signals,":[124],"linear":[126],"support":[127],"vector":[128],"machine":[129],"algorithm":[130],"employed.":[132],"Experiments":[133],"conducted":[135],"on":[136],"five":[137],"different":[138],"subjects":[139],"consisting":[140],"right":[142,145],"hand":[143],"foot":[146],"actions.":[149],"results":[151],"show":[152],"that":[153,169],"can":[157],"provide":[158],"higher":[159],"accuracy":[161],"as":[162],"compared":[163],"other":[166],"existing":[167],"methods":[168],"tested.":[171]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3}],"updated_date":"2026-03-22T08:09:32.410652","created_date":"2025-10-10T00:00:00"}