{"id":"https://openalex.org/W7163519046","doi":"https://doi.org/10.48550/arxiv.2606.05079","title":"Fast & Faithful Function Vectors","display_name":"Fast & Faithful Function Vectors","publication_year":2026,"publication_date":"2026-06-03","ids":{"openalex":"https://openalex.org/W7163519046","doi":"https://doi.org/10.48550/arxiv.2606.05079"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.05079","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.05079","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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.2606.05079","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5137870054","display_name":"Minh Tuan Pham","orcid":"https://orcid.org/0000-0003-2436-6317"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pham, Minh An","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137850466","display_name":"Anton Segeler","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Segeler, Anton","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034084717","display_name":"Thomas Wiegand","orcid":"https://orcid.org/0000-0002-1121-2581"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wiegand, Thomas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137861618","display_name":"Wojciech Samek","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Samek, Wojciech","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137853199","display_name":"Sebastian Lapuschkin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lapuschkin, Sebastian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046230981","display_name":"Patrick Kahardipraja","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kahardipraja, Patrick","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5019269807","display_name":"Reduan Achtibat","orcid":"https://orcid.org/0009-0008-0052-3836"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Achtibat, Reduan","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/T10028","display_name":"Topic Modeling","score":0.3824000060558319,"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"}},"topics":[{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.3824000060558319,"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/T10181","display_name":"Natural Language Processing Techniques","score":0.17170000076293945,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.08070000261068344,"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/task","display_name":"Task (project management)","score":0.5734000205993652},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5652999877929688},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.5507000088691711},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5404999852180481},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.539900004863739},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5321000218391418}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5899999737739563},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5734000205993652},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5652999877929688},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.5507000088691711},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5404999852180481},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.539900004863739},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5321000218391418},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4417000114917755},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42820000648498535},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.39969998598098755},{"id":"https://openalex.org/C2780312720","wikidata":"https://www.wikidata.org/wiki/Q5689100","display_name":"Head (geology)","level":2,"score":0.3626999855041504},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3472999930381775},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.29269999265670776},{"id":"https://openalex.org/C195324797","wikidata":"https://www.wikidata.org/wiki/Q33742","display_name":"Natural language","level":2,"score":0.2728999853134155},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.27149999141693115},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.2711000144481659},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.2581000030040741},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.25209999084472656}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.05079","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.05079","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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.2606.05079","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.05079","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"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":[{"score":0.7915907502174377,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Function":[0],"vectors":[1],"(FVs)":[2],"are":[3],"task":[4],"representations":[5],"elicited":[6],"during":[7],"in-context":[8],"learning":[9],"that":[10],"can":[11],"be":[12],"used":[13],"to":[14,83],"steer":[15],"Large":[16],"Language":[17],"Models":[18],"(LLMs).":[19],"However,":[20],"design":[21],"choices":[22],"in":[23,74],"their":[24],"formulation":[25],"remain":[26],"underexplored.":[27],"In":[28],"this":[29],"work,":[30],"we":[31],"study":[32],"the":[33],"impact":[34],"of":[35,44],"varying":[36],"FV":[37,70],"definitions":[38],"for":[39],"instructions":[40],"along":[41],"two":[42],"degrees":[43],"freedom:":[45],"attention":[46],"head":[47,52],"selection":[48],"and":[49],"steering.":[50],"For":[51,69],"selection,":[53],"using":[54],"gradient-based":[55],"attributions":[56],"with":[57],"Layer-wise":[58],"Relevance":[59],"Propagation":[60],"(LRP)":[61],"substantially":[62],"improves":[63],"efficiency":[64],"as":[65,67],"well":[66],"accuracy.":[68],"steering,":[71],"applying":[72],"it":[73],"a":[75,79],"distributed":[76],"manner":[77],"yields":[78],"higher":[80],"accuracy":[81],"compared":[82],"simple":[84],"aggregation.":[85],"Our":[86],"code":[87],"is":[88],"publicly":[89],"available.":[90]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-06-05T00:00:00"}