{"id":"https://openalex.org/W2921010283","doi":"https://doi.org/10.5220/0007385001810189","title":"Detecting a Fetus in Ultrasound Images using Grad CAM and Locating the Fetus in the Uterus","display_name":"Detecting a Fetus in Ultrasound Images using Grad CAM and Locating the Fetus in the Uterus","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2921010283","doi":"https://doi.org/10.5220/0007385001810189","mag":"2921010283"},"language":"en","primary_location":{"id":"doi:10.5220/0007385001810189","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0007385001810189","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Conference on Pattern Recognition Applications and Methods","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.5220/0007385001810189","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062710200","display_name":"Genta Ishikawa","orcid":"https://orcid.org/0000-0002-8882-8288"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Genta Ishikawa","raw_affiliation_strings":["Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101541505","display_name":"Rong Xu","orcid":"https://orcid.org/0000-0001-8885-3582"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Rong Xu","raw_affiliation_strings":["Global Information and Telecommunication Institute, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Global Information and Telecommunication Institute, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111371620","display_name":"Jun Ohya","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun Ohya","raw_affiliation_strings":["Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101028615","display_name":"Hiroyasu Iwata","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroyasu Iwata","raw_affiliation_strings":["Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Modern Mechanical Engineering, Waseda University,3-4-1, Ookubo, Shinjuku-Ku, Tokyo and Japan, --- Select a Country ---","institution_ids":["https://openalex.org/I150744194"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150744194"],"apc_list":null,"apc_paid":null,"fwci":7.5041,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.95879323,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"181","last_page":"189"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12552","display_name":"Fetal and Pediatric Neurological Disorders","score":0.9824000000953674,"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"}},"topics":[{"id":"https://openalex.org/T12552","display_name":"Fetal and Pediatric Neurological Disorders","score":0.9824000000953674,"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/T11374","display_name":"Cleft Lip and Palate Research","score":0.9359999895095825,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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"}},{"id":"https://openalex.org/T11448","display_name":"Face recognition and analysis","score":0.9225999712944031,"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/fetal-head","display_name":"Fetal head","score":0.6803812980651855},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.6399046182632446},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6230854988098145},{"id":"https://openalex.org/keywords/fetus","display_name":"Fetus","score":0.5569623112678528},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5415856838226318},{"id":"https://openalex.org/keywords/ultrasound","display_name":"Ultrasound","score":0.535434365272522},{"id":"https://openalex.org/keywords/centroid","display_name":"Centroid","score":0.5000197887420654},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.4728788733482361},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.462001770734787},{"id":"https://openalex.org/keywords/minimum-bounding-box","display_name":"Minimum bounding box","score":0.45758169889450073},{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.4285407066345215},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40168046951293945},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.37386178970336914},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.31412473320961},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.23324912786483765},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.21360266208648682},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.19784918427467346},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.10956713557243347},{"id":"https://openalex.org/keywords/pregnancy","display_name":"Pregnancy","score":0.09681093692779541}],"concepts":[{"id":"https://openalex.org/C2779811377","wikidata":"https://www.wikidata.org/wiki/Q5445900","display_name":"Fetal head","level":4,"score":0.6803812980651855},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.6399046182632446},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6230854988098145},{"id":"https://openalex.org/C172680121","wikidata":"https://www.wikidata.org/wiki/Q26513","display_name":"Fetus","level":3,"score":0.5569623112678528},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5415856838226318},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.535434365272522},{"id":"https://openalex.org/C146599234","wikidata":"https://www.wikidata.org/wiki/Q511093","display_name":"Centroid","level":2,"score":0.5000197887420654},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.4728788733482361},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.462001770734787},{"id":"https://openalex.org/C147037132","wikidata":"https://www.wikidata.org/wiki/Q6865426","display_name":"Minimum bounding box","level":3,"score":0.45758169889450073},{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.4285407066345215},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40168046951293945},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.37386178970336914},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.31412473320961},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.23324912786483765},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.21360266208648682},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.19784918427467346},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.10956713557243347},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.09681093692779541},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.5220/0007385001810189","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0007385001810189","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Conference on Pattern Recognition Applications and Methods","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.5220/0007385001810189","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0007385001810189","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Conference on Pattern Recognition Applications and Methods","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2381926679","https://openalex.org/W2007009951","https://openalex.org/W2082644203","https://openalex.org/W2350539780","https://openalex.org/W3165040664","https://openalex.org/W3122652148","https://openalex.org/W4318751391","https://openalex.org/W1583866266","https://openalex.org/W4390398949","https://openalex.org/W4242386713"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"an":[5],"automatic":[6,194],"method":[7],"for":[8,35,139,142,145,148,193],"estimating":[9],"fetal":[10,19,36,128,176,195],"position":[11,111,177,182],"based":[12],"on":[13,53],"classification":[14,41],"and":[15,40,48],"detection":[16],"of":[17,42,63,80,83,92,105,112,133],"different":[18],"parts":[20],"in":[21,28,72,158,162],"ultrasound":[22,30],"images.":[23],"Fine":[24],"tuning":[25],"is":[26,50,70,88,96,108,115,137],"performed":[27,71],"the":[29,54,61,64,73,81,93,103,106,110,113,118,134,155,163,166,174,180,190],"images":[31,123,164],"to":[32],"be":[33,187],"used":[34,188],"examination":[37,196],"using":[38,121,126],"CNN,":[39],"four":[43,135],"classes":[44],"head,":[140],"body,":[143],"leg":[47],"other":[49],"realized.":[51],"Based":[52],"obtained":[55,66,97,116,153],"learning":[56],"result,":[57],"binarization":[58],"that":[59,76,102,173],"thresholds":[60],"gradient":[62,87],"feature":[65],"by":[67,197],"Grad":[68],"Cam":[69],"image":[74],"so":[75,101],"a":[77,127],"bounding":[78,94],"box":[79,95],"region":[82],"interest":[84],"with":[85,179],"large":[86],"extracted.":[89],"The":[90,151],"center":[91],"from":[98,154],"each":[99],"frame":[100],"trajectory":[104],"centroids":[107],"obtained;":[109],"fetus":[114,156],"as":[117,189],"trajectory.":[119],"Experiments":[120],"2000":[122],"were":[124],"conducted":[125],"phantom.":[129],"Each":[130],"recall":[131],"ratiso":[132],"class":[136],"99.6%":[138],"99.4%":[141],"99.8%":[144],"legs,":[146],"72.6%":[147],"others,":[149],"respectively.":[150],"trajectories":[152],"present":[157],"\u201cleft\u201d,":[159],"\u201ccenter\u201d,":[160],"\u201cright\u201d":[161],"show":[165],"above-mentioned":[167],"geometrical":[168],"relationship.":[169],"These":[170],"results":[171],"indicate":[172],"estimated":[175],"coincides":[178],"actual":[181],"very":[183],"well,":[184],"which":[185],"can":[186],"first":[191],"step":[192],"robotic":[198],"systems.":[199]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}