{"id":"https://openalex.org/W2741188172","doi":"https://doi.org/10.24963/ijcai.2017/384","title":"Fast Sparse Gaussian Markov Random Fields Learning Based on Cholesky Factorization","display_name":"Fast Sparse Gaussian Markov Random Fields Learning Based on Cholesky Factorization","publication_year":2017,"publication_date":"2017-07-28","ids":{"openalex":"https://openalex.org/W2741188172","doi":"https://doi.org/10.24963/ijcai.2017/384","mag":"2741188172"},"language":"en","primary_location":{"id":"doi:10.24963/ijcai.2017/384","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2017/384","pdf_url":"https://www.ijcai.org/proceedings/2017/0384.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Sixth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.ijcai.org/proceedings/2017/0384.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027206529","display_name":"Ivan Stojkovi\u0107","orcid":"https://orcid.org/0000-0002-5957-7395"},"institutions":[{"id":"https://openalex.org/I4068193","display_name":"University of Belgrade","ror":"https://ror.org/02qsmb048","country_code":"RS","type":"education","lineage":["https://openalex.org/I4068193"]},{"id":"https://openalex.org/I84392919","display_name":"Temple University","ror":"https://ror.org/00kx1jb78","country_code":"US","type":"education","lineage":["https://openalex.org/I84392919"]},{"id":"https://openalex.org/I2801004183","display_name":"Temple College","ror":"https://ror.org/038s1ax16","country_code":"US","type":"education","lineage":["https://openalex.org/I2801004183"]}],"countries":["RS","US"],"is_corresponding":true,"raw_author_name":"Ivan Stojkovic","raw_affiliation_strings":["Temple University","University of Belgrade","Center for Data Analytics and Biomedical Informatics, Temple University, Philadelphia, PA, USA","School of Electrical Engineering, University of Belgrade, Belgrade, Serbia"],"affiliations":[{"raw_affiliation_string":"Temple University","institution_ids":["https://openalex.org/I2801004183","https://openalex.org/I84392919"]},{"raw_affiliation_string":"University of Belgrade","institution_ids":["https://openalex.org/I4068193"]},{"raw_affiliation_string":"Center for Data Analytics and Biomedical Informatics, Temple University, Philadelphia, PA, USA","institution_ids":["https://openalex.org/I84392919"]},{"raw_affiliation_string":"School of Electrical Engineering, University of Belgrade, Belgrade, Serbia","institution_ids":["https://openalex.org/I4068193"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090231419","display_name":"Vladisav Jelisav\u010di\u0107","orcid":null},"institutions":[{"id":"https://openalex.org/I1338511612","display_name":"Serbian Academy of Sciences and Arts","ror":"https://ror.org/05m1y4204","country_code":"RS","type":"funder","lineage":["https://openalex.org/I1338511612"]},{"id":"https://openalex.org/I4068193","display_name":"University of Belgrade","ror":"https://ror.org/02qsmb048","country_code":"RS","type":"education","lineage":["https://openalex.org/I4068193"]}],"countries":["RS"],"is_corresponding":false,"raw_author_name":"Vladisav Jelisavcic","raw_affiliation_strings":["Serbian Academy of Sciences and Arts","University of Belgrade","Mathematical Institute, Serbian Academy of Sciences and Arts, Belgrade, Serbia","School of Electrical Engineering, University of Belgrade, Belgrade, Serbia"],"affiliations":[{"raw_affiliation_string":"Serbian Academy of Sciences and Arts","institution_ids":["https://openalex.org/I1338511612"]},{"raw_affiliation_string":"University of Belgrade","institution_ids":["https://openalex.org/I4068193"]},{"raw_affiliation_string":"Mathematical Institute, Serbian Academy of Sciences and Arts, Belgrade, Serbia","institution_ids":["https://openalex.org/I1338511612"]},{"raw_affiliation_string":"School of Electrical Engineering, University of Belgrade, Belgrade, Serbia","institution_ids":["https://openalex.org/I4068193"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030033846","display_name":"Veljko Milutinovi\u0107","orcid":"https://orcid.org/0000-0002-9380-5232"},"institutions":[{"id":"https://openalex.org/I4068193","display_name":"University of Belgrade","ror":"https://ror.org/02qsmb048","country_code":"RS","type":"education","lineage":["https://openalex.org/I4068193"]}],"countries":["RS"],"is_corresponding":false,"raw_author_name":"Veljko Milutinovic","raw_affiliation_strings":["University of Belgrade","School of Electrical Engineering, University of Belgrade, Belgrade, Serbia"],"affiliations":[{"raw_affiliation_string":"University of Belgrade","institution_ids":["https://openalex.org/I4068193"]},{"raw_affiliation_string":"School of Electrical Engineering, University of Belgrade, Belgrade, Serbia","institution_ids":["https://openalex.org/I4068193"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044038055","display_name":"Zoran Obradovi\u0107","orcid":"https://orcid.org/0000-0002-2051-0142"},"institutions":[{"id":"https://openalex.org/I2801004183","display_name":"Temple College","ror":"https://ror.org/038s1ax16","country_code":"US","type":"education","lineage":["https://openalex.org/I2801004183"]},{"id":"https://openalex.org/I84392919","display_name":"Temple University","ror":"https://ror.org/00kx1jb78","country_code":"US","type":"education","lineage":["https://openalex.org/I84392919"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zoran Obradovic","raw_affiliation_strings":["Temple University","Center for Data Analytics and Biomedical Informatics, Temple University, Philadelphia, PA, USA"],"affiliations":[{"raw_affiliation_string":"Temple University","institution_ids":["https://openalex.org/I2801004183","https://openalex.org/I84392919"]},{"raw_affiliation_string":"Center for Data Analytics and Biomedical Informatics, Temple University, Philadelphia, PA, USA","institution_ids":["https://openalex.org/I84392919"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5027206529"],"corresponding_institution_ids":["https://openalex.org/I2801004183","https://openalex.org/I4068193","https://openalex.org/I84392919"],"apc_list":null,"apc_paid":null,"fwci":0.5544,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.76098314,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"2758","last_page":"2764"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9882000088691711,"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"}},"topics":[{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9882000088691711,"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"}},{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9692999720573425,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10885","display_name":"Gene expression and cancer classification","score":0.9625999927520752,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cholesky-decomposition","display_name":"Cholesky decomposition","score":0.7743451595306396},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6258106827735901},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.5301279425621033},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.48780277371406555},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4647352695465088},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.45437902212142944},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4510103166103363},{"id":"https://openalex.org/keywords/coordinate-descent","display_name":"Coordinate descent","score":0.42495888471603394},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.35075926780700684},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2783196270465851}],"concepts":[{"id":"https://openalex.org/C34727166","wikidata":"https://www.wikidata.org/wiki/Q515375","display_name":"Cholesky decomposition","level":3,"score":0.7743451595306396},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6258106827735901},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.5301279425621033},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.48780277371406555},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4647352695465088},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.45437902212142944},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4510103166103363},{"id":"https://openalex.org/C157553263","wikidata":"https://www.wikidata.org/wiki/Q5168004","display_name":"Coordinate descent","level":2,"score":0.42495888471603394},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.35075926780700684},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2783196270465851},{"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/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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.24963/ijcai.2017/384","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2017/384","pdf_url":"https://www.ijcai.org/proceedings/2017/0384.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Sixth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.24963/ijcai.2017/384","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2017/384","pdf_url":"https://www.ijcai.org/proceedings/2017/0384.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Sixth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.44999998807907104,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G1523888516","display_name":null,"funder_award_id":"FA9550-","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G2418465106","display_name":null,"funder_award_id":"9550-12-1-0406","funder_id":"https://openalex.org/F4320332180","funder_display_name":"Defense Advanced Research Projects Agency"},{"id":"https://openalex.org/G3772126585","display_name":null,"funder_award_id":"W911NF-16-C-0050","funder_id":"https://openalex.org/F4320332180","funder_display_name":"Defense Advanced Research Projects Agency"},{"id":"https://openalex.org/G5524522455","display_name":null,"funder_award_id":"DARPA","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G5809100787","display_name":null,"funder_award_id":"FA9550","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G6071252945","display_name":null,"funder_award_id":"FA9550-12","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G6098521345","display_name":null,"funder_award_id":"FA9550","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G6158188894","display_name":null,"funder_award_id":"66001-11-1-4183","funder_id":"https://openalex.org/F4320332180","funder_display_name":"Defense Advanced Research Projects Agency"},{"id":"https://openalex.org/G6685013618","display_name":null,"funder_award_id":"FA9550-12-1-0406","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G725709688","display_name":null,"funder_award_id":"FA9550-12-1-0406","funder_id":"https://openalex.org/F4320332180","funder_display_name":"Defense Advanced Research Projects Agency"},{"id":"https://openalex.org/G7286455671","display_name":null,"funder_award_id":"N00014-15-1-2729","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G7452299184","display_name":null,"funder_award_id":"W911NF","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G7931865478","display_name":null,"funder_award_id":"4-15-1-","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G7999580237","display_name":null,"funder_award_id":"FA9550-12-1","funder_id":"https://openalex.org/F4320338279","funder_display_name":"Air Force Office of Scientific Research"},{"id":"https://openalex.org/G8130585892","display_name":null,"funder_award_id":"14476570","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8876996369","display_name":null,"funder_award_id":"N00014","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G8998121839","display_name":null,"funder_award_id":"911NF","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320332180","display_name":"Defense Advanced Research Projects Agency","ror":"https://ror.org/02caytj08"},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"},{"id":"https://openalex.org/F4320338279","display_name":"Air Force Office of Scientific Research","ror":"https://ror.org/011e9bt93"},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2741188172.pdf","grobid_xml":"https://content.openalex.org/works/W2741188172.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1495344897","https://openalex.org/W1507028917","https://openalex.org/W1511986666","https://openalex.org/W1706044825","https://openalex.org/W2025579396","https://openalex.org/W2030597423","https://openalex.org/W2052386156","https://openalex.org/W2081746825","https://openalex.org/W2114682096","https://openalex.org/W2116150816","https://openalex.org/W2116805437","https://openalex.org/W2123499997","https://openalex.org/W2125473483","https://openalex.org/W2132555912","https://openalex.org/W2133396774","https://openalex.org/W2135046866","https://openalex.org/W2160632209","https://openalex.org/W2162142896","https://openalex.org/W2336895414","https://openalex.org/W2339598190","https://openalex.org/W2575019289","https://openalex.org/W3098834468","https://openalex.org/W4242481409","https://openalex.org/W4301341693"],"related_works":["https://openalex.org/W2526784484","https://openalex.org/W1509943448","https://openalex.org/W2074431240","https://openalex.org/W2061572227","https://openalex.org/W2887666076","https://openalex.org/W3149476094","https://openalex.org/W1987177655","https://openalex.org/W2025695688","https://openalex.org/W1545561241","https://openalex.org/W162008856"],"abstract_inverted_index":{"Learning":[0],"the":[1,10,20,28,32,36,66,75,101,108,114,158],"sparse":[2,11,102],"Gaussian":[3],"Markov":[4],"Random":[5],"Field,":[6],"or":[7],"conversely,":[8],"estimating":[9],"inverse":[12,103],"covariance":[13,104],"matrix":[14],"is":[15],"an":[16,62,87],"approach":[17,90,128],"to":[18,124,145,152],"uncover":[19],"underlying":[21],"dependency":[22],"structure":[23],"in":[24,84,92],"data.":[25],"Most":[26],"of":[27,47,65,74,113,122],"current":[29],"methods":[30],"solve":[31],"problem":[33,156],"by":[34,149],"optimizing":[35],"maximum":[37],"likelihood":[38],"objective":[39,55],"with":[40,56,86],"a":[41,48,53,57,93,153],"Laplace":[42],"prior":[43],"L1":[44],"on":[45,119],"entries":[46],"precision":[49,69],"matrix.":[50,70,105],"We":[51,106,137],"propose":[52],"novel":[54],"regularization":[58],"term":[59,77],"which":[60,83],"penalizes":[61],"approximate":[63],"product":[64],"Cholesky":[67],"decomposed":[68],"This":[71],"new":[72],"reparametrization":[73],"penalty":[76],"allows":[78],"efficient":[79,97],"coordinate":[80],"descent":[81],"optimization,":[82],"synergy":[85],"active":[88],"set":[89],"results":[91],"very":[94],"fast":[95],"and":[96,110],"method":[98,118],"for":[99],"learning":[100],"evaluated":[107],"speed":[109],"solution":[111],"quality":[112],"newly":[115],"proposed":[116],"SCHL":[117,141],"problems":[120],"consisting":[121],"up":[123],"24,840":[125],"variables.":[126],"Our":[127],"was":[129],"several":[130],"times":[131],"faster":[132],"than":[133],"three":[134],"state-of-the-art":[135],"approaches.":[136],"also":[138],"demonstrate":[139],"that":[140],"can":[142],"be":[143],"used":[144],"discover":[146],"interpretable":[147],"networks,":[148],"applying":[150],"it":[151],"high":[154],"impact":[155],"from":[157],"health":[159],"informatics":[160],"domain.":[161]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2}],"updated_date":"2026-03-15T09:29:46.208133","created_date":"2025-10-10T00:00:00"}