{"id":"https://openalex.org/W7138408623","doi":"https://doi.org/10.48550/arxiv.2603.15512","title":"FreeTalk: Emotional Topology-Free 3D Talking Heads","display_name":"FreeTalk: Emotional Topology-Free 3D Talking Heads","publication_year":2026,"publication_date":"2026-03-16","ids":{"openalex":"https://openalex.org/W7138408623","doi":"https://doi.org/10.48550/arxiv.2603.15512"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.15512","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.15512","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.15512","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5092094949","display_name":"Federico Nocentini","orcid":"https://orcid.org/0009-0000-6585-6924"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nocentini, Federico","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048067369","display_name":"Thomas Besnier","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Besnier, Thomas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129751339","display_name":"Claudio Ferrari","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ferrari, Claudio","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129664869","display_name":"Stefano Berretti","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Berretti, Stefano","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5129661141","display_name":"Mohamed Daoudi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Daoudi, Mohamed","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"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/T11448","display_name":"Face recognition and analysis","score":0.9837999939918518,"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/T11448","display_name":"Face recognition and analysis","score":0.9837999939918518,"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.0052999998442828655,"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/T10667","display_name":"Emotion and Mood Recognition","score":0.0024999999441206455,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/polygon-mesh","display_name":"Polygon mesh","score":0.7538999915122986},{"id":"https://openalex.org/keywords/landmark","display_name":"Landmark","score":0.6949999928474426},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6797999739646912},{"id":"https://openalex.org/keywords/animation","display_name":"Animation","score":0.5914999842643738},{"id":"https://openalex.org/keywords/computer-animation","display_name":"Computer animation","score":0.47540000081062317},{"id":"https://openalex.org/keywords/computer-facial-animation","display_name":"Computer facial animation","score":0.4521999955177307},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.44929999113082886},{"id":"https://openalex.org/keywords/articulation","display_name":"Articulation (sociology)","score":0.43880000710487366},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.4187000095844269}],"concepts":[{"id":"https://openalex.org/C31487907","wikidata":"https://www.wikidata.org/wiki/Q1154597","display_name":"Polygon mesh","level":2,"score":0.7538999915122986},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.695900022983551},{"id":"https://openalex.org/C2780297707","wikidata":"https://www.wikidata.org/wiki/Q4895393","display_name":"Landmark","level":2,"score":0.6949999928474426},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6797999739646912},{"id":"https://openalex.org/C502989409","wikidata":"https://www.wikidata.org/wiki/Q11425","display_name":"Animation","level":2,"score":0.5914999842643738},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5591999888420105},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5180000066757202},{"id":"https://openalex.org/C69369342","wikidata":"https://www.wikidata.org/wiki/Q1401416","display_name":"Computer animation","level":3,"score":0.47540000081062317},{"id":"https://openalex.org/C138591656","wikidata":"https://www.wikidata.org/wiki/Q5157538","display_name":"Computer facial animation","level":4,"score":0.4521999955177307},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.44929999113082886},{"id":"https://openalex.org/C2779337067","wikidata":"https://www.wikidata.org/wiki/Q4800961","display_name":"Articulation (sociology)","level":3,"score":0.43880000710487366},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.4187000095844269},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.41429999470710754},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.3824999928474426},{"id":"https://openalex.org/C48007421","wikidata":"https://www.wikidata.org/wiki/Q676252","display_name":"Motion capture","level":3,"score":0.3797000050544739},{"id":"https://openalex.org/C2777685762","wikidata":"https://www.wikidata.org/wiki/Q780654","display_name":"Skinning","level":2,"score":0.3598000109195709},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.35690000653266907},{"id":"https://openalex.org/C39920418","wikidata":"https://www.wikidata.org/wiki/Q11476","display_name":"Kinematics","level":2,"score":0.3490000069141388},{"id":"https://openalex.org/C149364088","wikidata":"https://www.wikidata.org/wiki/Q185917","display_name":"Translation (biology)","level":4,"score":0.335099995136261},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.3328000009059906},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.2992999851703644},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.29030001163482666},{"id":"https://openalex.org/C194401833","wikidata":"https://www.wikidata.org/wiki/Q3456889","display_name":"Triangle mesh","level":3,"score":0.29010000824928284},{"id":"https://openalex.org/C108882727","wikidata":"https://www.wikidata.org/wiki/Q2991685","display_name":"Solid modeling","level":2,"score":0.2890999913215637},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.2777000069618225},{"id":"https://openalex.org/C3019308078","wikidata":"https://www.wikidata.org/wiki/Q229367","display_name":"3d printed","level":2,"score":0.26899999380111694},{"id":"https://openalex.org/C3019007443","wikidata":"https://www.wikidata.org/wiki/Q568742","display_name":"3d model","level":2,"score":0.2558000087738037},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25459998846054077},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.2524999976158142}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.15512","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.15512","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.15512","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.15512","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.6328721046447754}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Speech-driven":[0],"3D":[1,21,58,82],"facial":[2],"animation":[3,60],"has":[4],"advanced":[5],"rapidly,":[6],"yet":[7],"most":[8],"approaches":[9],"remain":[10],"tied":[11,42],"to":[12,43,63,118,159],"registered":[13],"template":[14,135],"meshes,":[15],"preventing":[16],"effective":[17],"deployment":[18],"on":[19,89],"raw":[20],"scans":[22],"with":[23,67,127],"arbitrary":[24,68],"topology.":[25,109],"At":[26],"the":[27,114],"same":[28],"time,":[29],"modeling":[30],"controllable":[31],"emotional":[32],"dynamics":[33],"beyond":[34],"lip":[35],"articulation":[36],"remains":[37],"challenging,":[38],"and":[39,71,93,101,162,166],"is":[40],"often":[41],"template-based":[44],"parameterizations.":[45],"We":[46],"address":[47],"these":[48],"challenges":[49],"by":[50,122],"proposing":[51],"FreeTalk,":[52],"a":[53,77,119],"two-stage":[54],"framework":[55],"for":[56],"emotion-conditioned":[57],"talking-head":[59],"that":[61,146],"generalizes":[62],"unregistered":[64],"face":[65],"meshes":[66],"vertex":[69],"count":[70],"connectivity.":[72],"First,":[73],"Audio-To-Sparse":[74],"(ATS)":[75],"predicts":[76],"temporally":[78],"coherent":[79],"sequence":[80],"of":[81,107],"landmark":[83,116],"displacements":[84],"from":[85],"speech":[86],"audio,":[87],"conditioned":[88],"an":[90],"emotion":[91],"category":[92],"intensity.":[94],"This":[95],"sparse":[96],"representation":[97],"captures":[98],"both":[99],"articulatory":[100],"affective":[102],"motion":[103,117],"while":[104,154],"remaining":[105],"independent":[106],"mesh":[108,121,163],"Second,":[110],"Sparse-To-Mesh":[111],"(STM)":[112],"transfers":[113],"predicted":[115],"target":[120],"combining":[123],"intrinsic":[124],"surface":[125],"features":[126],"landmark-to-vertex":[128],"conditioning,":[129],"producing":[130],"dense":[131],"per-vertex":[132],"deformations":[133],"without":[134],"fitting":[136],"or":[137],"correspondence":[138],"supervision":[139],"at":[140],"test":[141],"time.":[142],"Extensive":[143],"experiments":[144],"show":[145],"FreeTalk":[147],"matches":[148],"specialized":[149],"baselines":[150],"when":[151],"trained":[152],"in-domain,":[153],"providing":[155],"substantially":[156],"improved":[157],"robustness":[158],"unseen":[160],"identities":[161],"topologies.":[164],"Code":[165],"pre-trained":[167],"models":[168],"will":[169],"be":[170],"made":[171],"publicly":[172],"available.":[173]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-03-18T00:00:00"}