{"id":"https://openalex.org/W2511464631","doi":"https://doi.org/10.1109/jstsp.2016.2601820","title":"Effective Connectivity Analysis in Brain Networks: A GPU-Accelerated Implementation of the Cox Method","display_name":"Effective Connectivity Analysis in Brain Networks: A GPU-Accelerated Implementation of the Cox Method","publication_year":2016,"publication_date":"2016-08-24","ids":{"openalex":"https://openalex.org/W2511464631","doi":"https://doi.org/10.1109/jstsp.2016.2601820","mag":"2511464631"},"language":"en","primary_location":{"id":"doi:10.1109/jstsp.2016.2601820","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2016.2601820","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Signal Processing","raw_type":"journal-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/A5089232014","display_name":"Vafa Andalibi","orcid":"https://orcid.org/0000-0003-1517-3185"},"institutions":[{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Vafa Andalibi","raw_affiliation_strings":["Department of Electronics and Communications and the Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communications and the Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056160731","display_name":"Fran\u00e7ois Christophe","orcid":"https://orcid.org/0000-0002-4337-3291"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Francois Christophe","raw_affiliation_strings":["Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076247190","display_name":"Teemu Laukkarinen","orcid":"https://orcid.org/0000-0002-7579-0217"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Teemu Laukkarinen","raw_affiliation_strings":["Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074223722","display_name":"Tommi Mikkonen","orcid":"https://orcid.org/0000-0002-8540-9918"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tommi Mikkonen","raw_affiliation_strings":["Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pervasive Computing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.07544974,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"10","issue":"7","first_page":"1226","last_page":"1237"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10581","display_name":"Neural dynamics and brain function","score":0.9994999766349792,"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/T10581","display_name":"Neural dynamics and brain function","score":0.9994999766349792,"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/T10241","display_name":"Functional Brain Connectivity Studies","score":0.9993000030517578,"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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9977999925613403,"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/computer-science","display_name":"Computer science","score":0.8985965847969055},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6699331402778625},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.6223905086517334},{"id":"https://openalex.org/keywords/central-processing-unit","display_name":"Central processing unit","score":0.4360584020614624},{"id":"https://openalex.org/keywords/big-data","display_name":"Big data","score":0.43114417791366577},{"id":"https://openalex.org/keywords/network-analysis","display_name":"Network analysis","score":0.4147777855396271},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3896579146385193},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3758205771446228},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3543580174446106},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.26527708768844604},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.25469520688056946}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8985965847969055},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6699331402778625},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.6223905086517334},{"id":"https://openalex.org/C49154492","wikidata":"https://www.wikidata.org/wiki/Q5300","display_name":"Central processing unit","level":2,"score":0.4360584020614624},{"id":"https://openalex.org/C75684735","wikidata":"https://www.wikidata.org/wiki/Q858810","display_name":"Big data","level":2,"score":0.43114417791366577},{"id":"https://openalex.org/C32946077","wikidata":"https://www.wikidata.org/wiki/Q618079","display_name":"Network analysis","level":2,"score":0.4147777855396271},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3896579146385193},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3758205771446228},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3543580174446106},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.26527708768844604},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.25469520688056946},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstsp.2016.2601820","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2016.2601820","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321108","display_name":"Academy of Finland","ror":"https://ror.org/05k73zm37"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W196214544","https://openalex.org/W1458810299","https://openalex.org/W1501652345","https://openalex.org/W1582091054","https://openalex.org/W1586810339","https://openalex.org/W1595784263","https://openalex.org/W1965391749","https://openalex.org/W1997523440","https://openalex.org/W2009556964","https://openalex.org/W2022508996","https://openalex.org/W2033043935","https://openalex.org/W2041741035","https://openalex.org/W2061564920","https://openalex.org/W2073813638","https://openalex.org/W2077897543","https://openalex.org/W2081454544","https://openalex.org/W2083401537","https://openalex.org/W2085340984","https://openalex.org/W2111701494","https://openalex.org/W2116531552","https://openalex.org/W2119368364","https://openalex.org/W2121868030","https://openalex.org/W2128314959","https://openalex.org/W2130935956","https://openalex.org/W2135229999","https://openalex.org/W2169488311","https://openalex.org/W2172122397","https://openalex.org/W2178225550","https://openalex.org/W2318920673","https://openalex.org/W2950527759","https://openalex.org/W3000120212","https://openalex.org/W4210780039","https://openalex.org/W4248074764","https://openalex.org/W4303633609","https://openalex.org/W4406172716","https://openalex.org/W6629899356","https://openalex.org/W6684821475","https://openalex.org/W6685048874"],"related_works":["https://openalex.org/W4390608645","https://openalex.org/W4405901645","https://openalex.org/W4394895745","https://openalex.org/W4247566972","https://openalex.org/W2960264696","https://openalex.org/W3090563135","https://openalex.org/W2497432351","https://openalex.org/W2120447654","https://openalex.org/W2977179488","https://openalex.org/W4206777497"],"abstract_inverted_index":{"The":[0,132],"observation":[1,22],"of":[2,6,29,34,97,113,134,199,212],"interactions":[3],"between":[4,31],"neurons":[5,37],"a":[7,105,114,192],"network":[8,127,202],"can":[9,23,205],"reveal":[10],"important":[11,146],"information":[12,15],"about":[13],"how":[14],"is":[16,43,138,148,182],"processed":[17],"within":[18],"that":[19,93,149,204],"network.":[20,40],"Such":[21],"be":[24],"established":[25],"with":[26,110],"the":[27,32,35,39,73,102,111,126,141,154,161,179],"analysis":[28,42,52,96],"causality":[30],"activities":[33],"different":[36,157],"in":[38,139,156,191],"This":[41,164,195],"called":[44],"effective":[45],"connectivity":[46],"analysis.":[47],"However,":[48],"methods":[49],"for":[50,57,63],"such":[51,150],"are":[53,91,122],"either":[54],"computationally":[55],"heavy":[56],"daily":[58],"use":[59,83],"or":[60],"too":[61],"inaccurate":[62],"making":[64,79],"reliable":[65,70],"analyses.":[66],"Cox":[67,98,180],"method":[68,99,181],"produces":[69],"analysis,":[71],"but":[72,144],"computation":[74,103,142],"takes":[75],"hours":[76],"on":[77,84,104,185],"CPUs,":[78],"it":[80],"slow":[81],"to":[82,125,209],"research.":[85],"In":[86],"this":[87,176],"paper,":[88],"two":[89],"algorithms":[90,121],"presented":[92],"speed":[94],"up":[95],"by":[100,172],"parallelizing":[101],"graphical":[106],"processing":[107],"unit":[108],"(GPU)":[109],"help":[112],"Compute":[115],"Unified":[116],"Device":[117],"Architecture":[118],"platform.":[119],"Both":[120],"evaluated":[123],"according":[124],"size":[128],"and":[129,215],"recording":[130],"duration.":[131],"interest":[133,147],"proposing":[135],"GPU":[136],"implementations":[137],"gaining":[140],"time":[143],"another":[145],"implementation":[151],"requires":[152],"rethinking":[153,165],"algorithm":[155],"ways":[158],"than":[159],"as":[160],"sequential":[162],"implementation.":[163],"itself":[166],"brings":[167],"new":[168,207],"optimization":[169],"possibilities,":[170],"e.g.":[171],"employing":[173],"OpenCL.":[174],"Utilizing":[175],"accelerated":[177],"implementation,":[178],"then":[183],"applied":[184],"an":[186],"experimental":[187],"dataset":[188],"from":[189],"CRCNS":[190],"personal":[193],"computer.":[194],"should":[196],"facilitate":[197],"observations":[198],"biological":[200],"neural":[201],"organizations":[203],"provide":[206],"insights":[208],"improve":[210],"understanding":[211],"memory,":[213],"learning":[214],"intelligence.":[216]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
