{"id":"https://openalex.org/W2307282533","doi":"https://doi.org/10.1117/12.2214206","title":"Segmentation of thalamus from MR images via task-driven dictionary learning","display_name":"Segmentation of thalamus from MR images via task-driven dictionary learning","publication_year":2016,"publication_date":"2016-03-21","ids":{"openalex":"https://openalex.org/W2307282533","doi":"https://doi.org/10.1117/12.2214206","mag":"2307282533","pmid":"https://pubmed.ncbi.nlm.nih.gov/27601772"},"language":"en","primary_location":{"id":"doi:10.1117/12.2214206","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2214206","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5010870","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071291406","display_name":"Luoluo Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Luoluo Liu","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038210437","display_name":"Jeffrey Glaister","orcid":null},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeffrey Glaister","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101984959","display_name":"Xiaoxia Sun","orcid":"https://orcid.org/0000-0003-0885-7992"},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaoxia Sun","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075622613","display_name":"Aaron Carass","orcid":"https://orcid.org/0000-0003-4939-5085"},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aaron Carass","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101413113","display_name":"Trac D. Tran","orcid":"https://orcid.org/0000-0002-0421-8416"},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Trac D. Tran","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066682675","display_name":"Jerry L. Prince","orcid":"https://orcid.org/0000-0002-6553-0876"},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jerry L. Prince","raw_affiliation_strings":["Johns Hopkins Univ. (United States)"],"affiliations":[{"raw_affiliation_string":"Johns Hopkins Univ. (United States)","institution_ids":["https://openalex.org/I145311948"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5071291406"],"corresponding_institution_ids":["https://openalex.org/I145311948"],"apc_list":null,"apc_paid":null,"fwci":0.8541,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.74779941,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"9784","issue":null,"first_page":"97843H","last_page":"97843H"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11304","display_name":"Advanced Neuroimaging Techniques and Applications","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11304","display_name":"Advanced Neuroimaging Techniques and Applications","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11184","display_name":"Neonatal and fetal brain pathology","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12552","display_name":"Fetal and Pediatric Neurological Disorders","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7593313455581665},{"id":"https://openalex.org/keywords/thalamus","display_name":"Thalamus","score":0.7552475929260254},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.7519642114639282},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7484241127967834},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6547431945800781},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5529895424842834},{"id":"https://openalex.org/keywords/voxel","display_name":"Voxel","score":0.5521039366722107},{"id":"https://openalex.org/keywords/diffusion-mri","display_name":"Diffusion MRI","score":0.47924187779426575},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.4515707194805145},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3661181926727295},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.15668201446533203},{"id":"https://openalex.org/keywords/magnetic-resonance-imaging","display_name":"Magnetic resonance imaging","score":0.14990273118019104},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.0760507583618164}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7593313455581665},{"id":"https://openalex.org/C2779246727","wikidata":"https://www.wikidata.org/wiki/Q184215","display_name":"Thalamus","level":2,"score":0.7552475929260254},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.7519642114639282},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7484241127967834},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6547431945800781},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5529895424842834},{"id":"https://openalex.org/C54170458","wikidata":"https://www.wikidata.org/wiki/Q663554","display_name":"Voxel","level":2,"score":0.5521039366722107},{"id":"https://openalex.org/C149550507","wikidata":"https://www.wikidata.org/wiki/Q899360","display_name":"Diffusion MRI","level":3,"score":0.47924187779426575},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.4515707194805145},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3661181926727295},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.15668201446533203},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.14990273118019104},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0760507583618164},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1117/12.2214206","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2214206","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},{"id":"pmid:27601772","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/27601772","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of SPIE--the International Society for Optical Engineering","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:5010870","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5010870","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proc SPIE Int Soc Opt Eng","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:5010870","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5010870","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proc SPIE Int Soc Opt Eng","raw_type":"Text"},"sustainable_development_goals":[{"score":0.6800000071525574,"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W276996006","https://openalex.org/W1514161587","https://openalex.org/W1567026204","https://openalex.org/W1947468747","https://openalex.org/W1987869189","https://openalex.org/W1998299241","https://openalex.org/W2000439270","https://openalex.org/W2004293194","https://openalex.org/W2014105136","https://openalex.org/W2074888367","https://openalex.org/W2084716923","https://openalex.org/W2088254198","https://openalex.org/W2089940272","https://openalex.org/W2112447569","https://openalex.org/W2129812935","https://openalex.org/W2135046866","https://openalex.org/W2163112044","https://openalex.org/W4240271001","https://openalex.org/W4244441399","https://openalex.org/W6610132898","https://openalex.org/W6634084405","https://openalex.org/W6676727762","https://openalex.org/W6680156768","https://openalex.org/W6697419950"],"related_works":["https://openalex.org/W3027020613","https://openalex.org/W2016533837","https://openalex.org/W3167885074","https://openalex.org/W2892386716","https://openalex.org/W4306164210","https://openalex.org/W1998563493","https://openalex.org/W2350445838","https://openalex.org/W4313316311","https://openalex.org/W4362608745","https://openalex.org/W2082728368"],"abstract_inverted_index":{"Automatic":[0],"thalamus":[1,60,72,88,142,147],"segmentation":[2,143,148],"is":[3,50,66,94],"useful":[4],"to":[5,23,53,58,68,75,96,100],"track":[6],"changes":[7],"in":[8,132,136],"thalamic":[9],"volume":[10],"over":[11,144],"time.":[12],"In":[13,42],"this":[14,43],"work,":[15],"we":[16],"introduce":[17],"a":[18,29,47,90],"task-driven":[19],"dictionary":[20,27,44],"learning":[21,45],"framework":[22],"find":[24],"the":[25,59,70,76,80,85,98,104,108,111,137,141],"optimal":[26],"given":[28],"set":[30],"of":[31,79,110,134,140],"eleven":[32],"features":[33],"obtained":[34],"from":[35,119],"T1-weighted":[36],"MRI":[37],"and":[38,87],"diffusion":[39],"tensor":[40],"imaging.":[41],"framework,":[46],"linear":[48],"classifier":[49,99],"designed":[51],"concurrently":[52],"classify":[54],"voxels":[55],"as":[56],"belonging":[57],"or":[61],"non-thalamus":[62,86],"class.":[63],"Morphological":[64],"post-processing":[65],"applied":[67],"produce":[69],"final":[71],"segmentation.":[73],"Due":[74],"uneven":[77],"size":[78],"training":[81],"data":[82,117],"samples":[83],"for":[84],"classes,":[89],"non-uniform":[91],"sampling":[92],"scheme":[93],"proposed":[95],"train":[97],"better":[101],"discriminate":[102],"between":[103],"two":[105],"classes":[106],"around":[107],"boundary":[109],"thalamus.":[112],"Experiments":[113],"are":[114,130],"conducted":[115],"on":[116],"collected":[118],"22":[120],"subjects":[121],"with":[122],"manually":[123],"delineated":[124],"ground":[125],"truth.":[126],"The":[127],"experimental":[128],"results":[129],"promising":[131],"terms":[133],"improvements":[135],"Dice":[138],"coefficient":[139],"state-of-the-art":[145],"atlas-based":[146],"algorithms.":[149]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}