{"id":"https://openalex.org/W7160771365","doi":"https://doi.org/10.1016/j.engappai.2026.115047","title":"Fractal-guided multi-scale contrastive learning for robust liver tumor classification in ultrasound","display_name":"Fractal-guided multi-scale contrastive learning for robust liver tumor classification in ultrasound","publication_year":2026,"publication_date":"2026-05-10","ids":{"openalex":"https://openalex.org/W7160771365","doi":"https://doi.org/10.1016/j.engappai.2026.115047"},"language":"en","primary_location":{"id":"doi:10.1016/j.engappai.2026.115047","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.engappai.2026.115047","pdf_url":null,"source":{"id":"https://openalex.org/S900972176","display_name":"Engineering Applications of Artificial Intelligence","issn_l":"0952-1976","issn":["0952-1976","1873-6769"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Engineering Applications of Artificial Intelligence","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/A5134549375","display_name":"Xuping Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210153274","display_name":"Shandong Provincial QianFoShan Hospital","ror":"https://ror.org/03wnrsb51","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210153274"]},{"id":"https://openalex.org/I4210163399","display_name":"Shandong First Medical University","ror":"https://ror.org/05jb9pq57","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163399"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuping Zhang","raw_affiliation_strings":["Department of Medical Ultrasound, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong Medicine and Health Key Laboratory of Abdominal Medical Imaging, Jinan, Shandong, 250000, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medical Ultrasound, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong Medicine and Health Key Laboratory of Abdominal Medical Imaging, Jinan, Shandong, 250000, China","institution_ids":["https://openalex.org/I4210153274","https://openalex.org/I4210163399"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135809356","display_name":"Qingyuan Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210137235","display_name":"Tengzhou Central People's Hospital","ror":"https://ror.org/03b867n98","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210137235"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingyuan Zhang","raw_affiliation_strings":["Department of Ultrasound, Tengzhou Central People\u2019s Hospital, Tengzhou, Shandong, 277500, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Ultrasound, Tengzhou Central People\u2019s Hospital, Tengzhou, Shandong, 277500, China","institution_ids":["https://openalex.org/I4210137235"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135805780","display_name":"Tao Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210137235","display_name":"Tengzhou Central People's Hospital","ror":"https://ror.org/03b867n98","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210137235"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Zhang","raw_affiliation_strings":["Department of Ultrasound, Tengzhou Central People\u2019s Hospital, Tengzhou, Shandong, 277500, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Ultrasound, Tengzhou Central People\u2019s Hospital, Tengzhou, Shandong, 277500, China","institution_ids":["https://openalex.org/I4210137235"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135798655","display_name":"Ge Song","orcid":null},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]},{"id":"https://openalex.org/I4210124971","display_name":"Second Affiliated Hospital of Soochow University","ror":"https://ror.org/02xjrkt08","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210124971"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ge Song","raw_affiliation_strings":["Department of Radiology, The Second Affiliated Hospital of Soochow University, Suzhou, 215000, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, The Second Affiliated Hospital of Soochow University, Suzhou, 215000, China","institution_ids":["https://openalex.org/I3923682","https://openalex.org/I4210124971"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5135817824","display_name":"Peng Wang","orcid":"https://orcid.org/0000-0001-7509-7343"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Peng Wang","raw_affiliation_strings":["School of Medical Imaging, Qilu Medical University, Zibo, 255300, China"],"raw_orcid":"https://orcid.org/0000-0001-7509-7343","affiliations":[{"raw_affiliation_string":"School of Medical Imaging, Qilu Medical University, Zibo, 255300, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5135798655","https://openalex.org/A5135817824"],"corresponding_institution_ids":["https://openalex.org/I3923682","https://openalex.org/I4210124971"],"apc_list":{"value":3170,"currency":"USD","value_usd":3170},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.60213676,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"178","issue":null,"first_page":"115047","last_page":"115047"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10727","display_name":"Ultrasound Imaging and Elastography","score":0.2184000015258789,"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/T10727","display_name":"Ultrasound Imaging and Elastography","score":0.2184000015258789,"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/T10862","display_name":"AI in cancer detection","score":0.12520000338554382,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.11739999800920486,"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/ultrasound","display_name":"Ultrasound","score":0.5792999863624573},{"id":"https://openalex.org/keywords/liver-tumor","display_name":"Liver tumor","score":0.4074000120162964},{"id":"https://openalex.org/keywords/ultrasonography","display_name":"Ultrasonography","score":0.38359999656677246},{"id":"https://openalex.org/keywords/contrastive-analysis","display_name":"Contrastive analysis","score":0.36250001192092896},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.32260000705718994}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8468000292778015},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5820000171661377},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.5792999863624573},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.44780001044273376},{"id":"https://openalex.org/C2776964913","wikidata":"https://www.wikidata.org/wiki/Q1671502","display_name":"Liver tumor","level":3,"score":0.4074000120162964},{"id":"https://openalex.org/C529618451","wikidata":"https://www.wikidata.org/wiki/Q234904","display_name":"Ultrasonography","level":2,"score":0.38359999656677246},{"id":"https://openalex.org/C2777629044","wikidata":"https://www.wikidata.org/wiki/Q614959","display_name":"Contrastive analysis","level":2,"score":0.36250001192092896},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.32260000705718994},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.29600000381469727},{"id":"https://openalex.org/C2986892559","wikidata":"https://www.wikidata.org/wiki/Q234904","display_name":"Ultrasound imaging","level":3,"score":0.2766999900341034}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.engappai.2026.115047","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.engappai.2026.115047","pdf_url":null,"source":{"id":"https://openalex.org/S900972176","display_name":"Engineering Applications of Artificial Intelligence","issn_l":"0952-1976","issn":["0952-1976","1873-6769"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Engineering Applications of Artificial Intelligence","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W2044465660","https://openalex.org/W2071869705","https://openalex.org/W2107693148","https://openalex.org/W2124063878","https://openalex.org/W2132984323","https://openalex.org/W2133995542","https://openalex.org/W2163352848","https://openalex.org/W2194775991","https://openalex.org/W2593409948","https://openalex.org/W2751681739","https://openalex.org/W2963446712","https://openalex.org/W3035524453","https://openalex.org/W3041911350","https://openalex.org/W3042494825","https://openalex.org/W3047490981","https://openalex.org/W3091963693","https://openalex.org/W3138516171","https://openalex.org/W3145450063","https://openalex.org/W3158714121","https://openalex.org/W3165039567","https://openalex.org/W4285385408","https://openalex.org/W4296438042","https://openalex.org/W4312517597","https://openalex.org/W4313156423","https://openalex.org/W4313568881","https://openalex.org/W4317861147","https://openalex.org/W4318827934","https://openalex.org/W4360838192","https://openalex.org/W4382199667","https://openalex.org/W4385168739","https://openalex.org/W4386858051","https://openalex.org/W4389286070","https://openalex.org/W4389338978","https://openalex.org/W4389417937","https://openalex.org/W4393051392","https://openalex.org/W4396936305","https://openalex.org/W4401026360","https://openalex.org/W4401221385","https://openalex.org/W4402553512","https://openalex.org/W4404757635","https://openalex.org/W4406792570","https://openalex.org/W4408168199","https://openalex.org/W4409194748","https://openalex.org/W4410426524","https://openalex.org/W4410942187","https://openalex.org/W4412507463","https://openalex.org/W7155518871"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-05-12T06:07:45.972803","created_date":"2026-05-11T00:00:00"}