{"id":"https://openalex.org/W7140208696","doi":"https://doi.org/10.48550/arxiv.2603.21213","title":"Positional Segmentor-Guided Counterfactual Fine-Tuning for Spatially Localized Image Synthesis","display_name":"Positional Segmentor-Guided Counterfactual Fine-Tuning for Spatially Localized Image Synthesis","publication_year":2026,"publication_date":"2026-03-22","ids":{"openalex":"https://openalex.org/W7140208696","doi":"https://doi.org/10.48550/arxiv.2603.21213"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.21213","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.21213","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.21213","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Xia, Tian","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Xia, Tian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Sinclair, Matthew","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sinclair, Matthew","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Schuh, Andreas","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Schuh, Andreas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Ribeiro, Fabio De Sousa","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ribeiro, Fabio De Sousa","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Mehta, Raghav","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mehta, Raghav","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Rasal, Rajat","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rasal, Rajat","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Puyol-Ant\u00f3n, Esther","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Puyol-Ant\u00f3n, Esther","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Gerber, Samuel","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gerber, Samuel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Petersen, Kersten","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Petersen, Kersten","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Schaap, Michiel","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Schaap, Michiel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"Glocker, Ben","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Glocker, Ben","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":11,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.571399986743927,"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.571399986743927,"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.04010000079870224,"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/T12859","display_name":"Cell Image Analysis Techniques","score":0.031199999153614044,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"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/counterfactual-thinking","display_name":"Counterfactual thinking","score":0.9065999984741211},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.5699999928474426},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.46470001339912415},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.3991999924182892},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3926999866962433},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.37630000710487366}],"concepts":[{"id":"https://openalex.org/C108650721","wikidata":"https://www.wikidata.org/wiki/Q1783253","display_name":"Counterfactual thinking","level":2,"score":0.9065999984741211},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6407999992370605},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5809000134468079},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.5699999928474426},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5157999992370605},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.46470001339912415},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.3991999924182892},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3926999866962433},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3813000023365021},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.37630000710487366},{"id":"https://openalex.org/C160920958","wikidata":"https://www.wikidata.org/wiki/Q7662746","display_name":"Synthetic data","level":2,"score":0.3149000108242035},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2825999855995178},{"id":"https://openalex.org/C169345407","wikidata":"https://www.wikidata.org/wiki/Q8216221","display_name":"Uncorrelated","level":2,"score":0.2754000127315521},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.26420000195503235}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.21213","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.21213","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.21213","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.21213","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Counterfactual":[0,59],"image":[1],"generation":[2],"enables":[3],"controlled":[4],"data":[5],"augmentation,":[6],"bias":[7],"mitigation,":[8],"and":[9,28,56,90,99],"disease":[10,121],"modeling.":[11],"However,":[12],"existing":[13],"methods":[14],"guided":[15],"by":[16,64],"external":[17],"classifiers":[18],"or":[19],"regressors":[20],"are":[21,54],"limited":[22],"to":[23,30,68,76],"subject-level":[24],"factors":[25],"(e.g.,":[26],"age)":[27],"fail":[29],"produce":[31],"localized":[32,98],"structural":[33],"changes,":[34],"often":[35],"resulting":[36],"in":[37],"global":[38,77],"artifacts.":[39],"Pixel-level":[40],"guidance":[41],"using":[42,65],"segmentation":[43],"masks":[44],"has":[45],"been":[46],"explored,":[47],"but":[48],"requires":[49],"user-defined":[50],"counterfactual":[51],"masks,":[52],"which":[53,83],"tedious":[55],"impractical.":[57],"Segmentor-guided":[58],"Fine-Tuning":[60],"(Seg-CFT)":[61],"addressed":[62],"this":[63],"segmentation-derived":[66],"measurements":[67,93],"supervise":[69],"structure-specific":[70],"variables,":[71],"yet":[72],"it":[73],"remains":[74],"restricted":[75],"interventions.":[78],"We":[79],"propose":[80],"Positional":[81],"Seg-CFT,":[82],"subdivides":[84],"each":[85],"structure":[86],"into":[87],"regional":[88],"segments":[89],"derives":[91],"independent":[92],"per":[94],"region,":[95],"enabling":[96],"spatially":[97],"anatomically":[100],"coherent":[101],"counterfactuals.":[102],"Experiments":[103],"on":[104],"coronary":[105],"CT":[106],"angiography":[107],"show":[108],"that":[109],"Pos-Seg-CFT":[110],"generates":[111],"realistic,":[112],"region-specific":[113],"modifications,":[114],"providing":[115],"finer":[116],"spatial":[117],"control":[118],"for":[119],"modeling":[120],"progression.":[122]},"counts_by_year":[],"updated_date":"2026-04-25T08:17:42.794288","created_date":"2026-03-25T00:00:00"}