{"id":"https://openalex.org/W2046063597","doi":"https://doi.org/10.1109/isbi.2007.357102","title":"Hippocampal surface discrimination via invariant descriptors of spherical conformals maps","display_name":"Hippocampal surface discrimination via invariant descriptors of spherical conformals maps","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2046063597","doi":"https://doi.org/10.1109/isbi.2007.357102","mag":"2046063597"},"language":"en","primary_location":{"id":"doi:10.1109/isbi.2007.357102","doi":"https://doi.org/10.1109/isbi.2007.357102","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2007.357102","pdf_url":null,"source":{"id":"https://openalex.org/S4363605129","display_name":"IEEE International Symposium on Biomedical Imaging (ISBI)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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/A5084339479","display_name":"Boris A. Gutman","orcid":"https://orcid.org/0000-0001-5388-897X","observed_orcids":["https://orcid.org/0000-0001-5388-897X"]},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Boris Gutman","raw_affiliation_strings":["Mathematics Department, UCLA, USA","Dept. of Math., UCLA, Los Angeles, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mathematics Department, UCLA, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"Dept. of Math., UCLA, Los Angeles, CA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100740828","display_name":"Yalin Wang","orcid":"https://orcid.org/0000-0002-6241-735X","observed_orcids":["https://orcid.org/0000-0002-6241-735X","https://orcid.org/0000-0002-4440-7705"]},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yalin Wang","raw_affiliation_strings":["Lab of Neuro Imaging and Brain Research Institute,School of Medicine, University of California, Los Angeles, USA","Dept. of Math., UCLA, Los Angeles, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lab of Neuro Imaging and Brain Research Institute,School of Medicine, University of California, Los Angeles, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"Dept. of Math., UCLA, Los Angeles, CA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046845149","display_name":"Lok Ming Lui","orcid":"https://orcid.org/0000-0002-9152-0743","observed_orcids":["https://orcid.org/0000-0002-9152-0743"]},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lok Lui","raw_affiliation_strings":["Mathematics Department, UCLA, USA","Dept. of Math., UCLA, Los Angeles, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mathematics Department, UCLA, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"Dept. of Math., UCLA, Los Angeles, CA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003735769","display_name":"Tony Fan-Cheong Chan","orcid":"https://orcid.org/0000-0001-6196-2068","observed_orcids":["https://orcid.org/0000-0001-6196-2068"]},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tony Chan","raw_affiliation_strings":["Mathematics Department, UCLA, USA","Dept. of Math., UCLA, Los Angeles, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mathematics Department, UCLA, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"Dept. of Math., UCLA, Los Angeles, CA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100606557","display_name":"Paul M. Thompson","orcid":"https://orcid.org/0000-0002-4720-8867","observed_orcids":["https://orcid.org/0000-0002-4720-8867","https://orcid.org/0000-0003-2476-2803","https://orcid.org/0000-0002-2305-8438"]},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Paul Thompson","raw_affiliation_strings":["Lab of Neuro Imaging and Brain Research Institute,School of Medicine, University of California, Los Angeles, USA","University of California at Los Angeles**"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lab of Neuro Imaging and Brain Research Institute,School of Medicine, University of California, Los Angeles, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"University of California at Los Angeles**","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I161318765"],"apc_list":null,"apc_paid":null,"fwci":0.5226,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.58627548,"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":"1316","last_page":"1319"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12536","display_name":"Topological and Geometric Data Analysis","score":0.2549000084400177,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12536","display_name":"Topological and Geometric Data Analysis","score":0.2549000084400177,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.1843000054359436,"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.11400000005960464,"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/conformal-parametrization","display_name":"conformal parametrization","score":0.8029999732971191},{"id":"https://openalex.org/keywords/conformal-symmetry","display_name":"conformal invariance","score":0.6420000195503235},{"id":"https://openalex.org/keywords/alzheimer-s-disease","display_name":"Alzheimer's disease","score":0.8460000157356262},{"id":"https://openalex.org/keywords/hippocampal-morphometry","display_name":"hippocampal morphometry","score":0.8619999885559082},{"id":"https://openalex.org/keywords/hemispheric-asymmetry","display_name":"hemispheric lateralization","score":0.8100000023841858},{"id":"https://openalex.org/keywords/shape-classification","display_name":"shape classification","score":0.3070000112056732}],"concepts":[{"id":"https://openalex.org/C98214594","wikidata":"https://www.wikidata.org/wiki/Q850275","display_name":"Conformal map","level":2,"score":0.7137272953987122},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.6863324642181396},{"id":"https://openalex.org/C3768446","wikidata":"https://www.wikidata.org/wiki/Q877100","display_name":"Spherical harmonics","level":2,"score":0.6852112412452698},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5424604415893555},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.532648503780365},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5014805793762207},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4470674991607666},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.42814701795578003},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3911703824996948},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.314589262008667},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2946225106716156},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2704215347766876},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/isbi.2007.357102","doi":"https://doi.org/10.1109/isbi.2007.357102","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2007.357102","pdf_url":null,"source":{"id":"https://openalex.org/S4363605129","display_name":"IEEE International Symposium on Biomedical Imaging (ISBI)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-48546","doi":null,"is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-48546","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2008022914","https://openalex.org/W2034570192","https://openalex.org/W2045145094","https://openalex.org/W2127033124","https://openalex.org/W2138640223","https://openalex.org/W2139383790","https://openalex.org/W2157908245"],"related_works":["https://openalex.org/W7100862666","https://openalex.org/W2115877163","https://openalex.org/W7096445501","https://openalex.org/W2005287025","https://openalex.org/W2138930389","https://openalex.org/W7099178951","https://openalex.org/W2117856505","https://openalex.org/W2015121153","https://openalex.org/W4399099612","https://openalex.org/W7215126154"],"abstract_inverted_index":{"Weighted":[0],"spherical":[1,14,88],"harmonic":[2,89],"shape":[3,21,25,135,138],"descriptors":[4,22,95,139],"are":[5],"based":[6],"on":[7,74],"the":[8,55,75,87,92,131,149],"subspaces":[9],"of":[10,16,46,140,152,160],"L2(S2)":[11],"spanned":[12],"by":[13],"harmonics":[15],"a":[17,78],"single":[18],"degree.":[19],"Such":[20],"incorporate":[23],"both":[24],"and":[26,51,65,116,121,146],"scaling":[27,73],"information,":[28],"while":[29],"preserving":[30],"invariance":[31],"with":[32,91,98,148],"respect":[33],"to":[34,106],"other":[35,56],"non-reflexive":[36],"affine":[37],"transformations.":[38],"Thus,":[39],"their":[40],"application":[41],"allows":[42,67],"for":[43,68,130],"direct":[44],"comparison":[45],"shapes":[47],"across":[48,86],"subjects,":[49],"resolutions":[50],"within-subject":[52],"components.":[53],"On":[54],"hand,":[57],"global":[58],"conformal":[59,63,100],"parametrization":[60],"preserves":[61],"intrinsic":[62],"structure":[64],"thus":[66],"vast":[69],"differences":[70,129],"in":[71,133,137],"object":[72],"2-sphere.":[76],"As":[77],"result,":[79],"surface":[80],"energy":[81],"is":[82],"distributed":[83],"more":[84],"evenly":[85],"spectrum,":[90],"higher":[93,99],"resolution":[94],"representing":[96],"regions":[97],"factor.":[101],"We":[102],"applied":[103],"our":[104],"morphometry":[105],"96":[107],"hippocampal":[108],"surfaces.":[109],"The":[110],"data":[111],"used":[112],"were":[113],"12":[114,117],"control":[115],"Alzheimer":[118],"(AD)":[119],"T1":[120],"T2":[122],"subjects.":[123],"An":[124],"independent-samples":[125],"t-test":[126],"revealed":[127],"significant":[128],"change":[132],"hemispheric":[134],"difference":[136],"degrees":[141],"3,":[142],"20,":[143],"22,":[144],"25":[145],"27,":[147],"highest":[150],"p-value":[151],".001,":[153],"t":[154],"=":[155],"4.019,":[156],"predicting":[157],"22":[158],"out":[159],"24":[161],"subjects'":[162],"diagnosis":[163],"correctly":[164]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-26T11:51:55.731654","created_date":"2016-06-24T00:00:00"}
