{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003250","474:4740002508","474:4740000368","474:4740002880","474:4740003061","474:4740000306","474:4740003058","474:4740002894","474:4740002804","474:4740001582","474:4740002605","474:4740000417","474:4740002879","487:4870012064","474:4740002692","474:4740000951","474:4740002199","487:4870005925","474:4740002304","474:4740002886","474:4740002392","474:4740002792","474:4740002602","474:4740001783","474:4740002614"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,487,474,474,474,474,474,474,474],"twin_sims":[0.7729801370059268,0.7278048343090632,0.71879257819814,0.6903591376397062,0.6858548436163459,0.6695550738361414,0.6513110878899907,0.6395652779951541,0.6386001021677412,0.6385121699617152,0.6316185062086374,0.6250508100220342,0.6192851389109109,0.6059020244317403,0.6012813308536445,0.5944333117847439,0.5890497441240047,0.5878454410411953,0.5650049670645271,0.5565113736997191,0.5532709255144103,0.5514628778708084,0.5444497241147623,0.5389165998866291,0.5335005032072204],"twin_dists":[0.09320282699428602,0.10352916898832325,0.10553969540237867,0.11180425769493256,0.11278749015020222,0.11632895687771672,0.12026796724343952,0.12279378126508744,0.12300105982804571,0.12301994210624821,0.12449940639281565,0.12590758335129928,0.12714300627469116,0.13000909502969246,0.130998537454012,0.13246519595438488,0.1336186500120884,0.1338767509172312,0.13877996073972007,0.1406088727074562,0.1413076771124456,0.1416978574407427,0.14321330734072646,0.14441137239624655,0.1455863766142884],"n_dims_used":45,"mean_confidence":0.9214327494303386},"coverage":{"mean_confidence":0.9214327494303386,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}