{"paper":{"title":"M2HRI: An LLM-Driven Multimodal Multi-Agent Framework for Personalized Human-Robot Interaction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"Distinct robot personalities and long-term memory, coordinated by an LLM, produce more coherent and personalized multi-robot interactions with humans.","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Breenice Lee, Shaid Hasan, Sujan Sarker, Tariq Iqbal","submitted_at":"2026-04-13T19:08:05Z","abstract_excerpt":"Multi-robot systems hold significant promise for social environments such as homes and hospitals, yet existing multi-robot systems often treat robots as functionally interchangeable, overlooking how distinct agent identities shape user perception and how such individuality changes the coordination requirements of multi-robot interaction. To address this, we introduce M2HRI, a multimodal multi-agent framework that models each robot as an identity-bearing agent through personality and long-term memory, together with a contextualized coordination mechanism that regulates agent participation. In a"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Together, these results demonstrate that both agent individuality and structured coordination are essential for coherent and socially appropriate multi-agent HRI.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The controlled user study (n=105) findings on personality distinguishability, memory benefits, and coordination improvements generalize to real-world, long-term multi-robot interactions in social environments.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"M2HRI equips multi-robot teams with LLM-driven distinct personalities, long-term memory, and conditioned coordination, with a 105-participant study showing gains in distinguishability, personalization, and interaction quality.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Distinct robot personalities and long-term memory, coordinated by an LLM, produce more coherent and personalized multi-robot interactions with humans.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"54eb235faabf9cb1417407e35a58cbab701780fc18169bc357b1c854b9bcccac"},"source":{"id":"2604.11975","kind":"arxiv","version":2},"verdict":{"id":"9c0e748b-38cf-4676-82f8-0d2ac9d09e8f","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-10T15:51:14.300038Z","strongest_claim":"Together, these results demonstrate that both agent individuality and structured coordination are essential for coherent and socially appropriate multi-agent HRI.","one_line_summary":"M2HRI equips multi-robot teams with LLM-driven distinct personalities, long-term memory, and conditioned coordination, with a 105-participant study showing gains in distinguishability, personalization, and interaction quality.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The controlled user study (n=105) findings on personality distinguishability, memory benefits, and coordination improvements generalize to real-world, long-term multi-robot interactions in social environments.","pith_extraction_headline":"Distinct robot personalities and long-term memory, coordinated by an LLM, produce more coherent and personalized multi-robot interactions with humans."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2604.11975/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}