{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007635","490:4900005530","490:4900007385","490:4900005660","490:4900005781","490:4900005397","490:4900005788","470:4700002959","490:4900008537","466:4660002800","490:4900004862","490:4900008871","493:4930007062","470:4700000136","470:4700004781","490:4900004993","490:4900005668","490:4900006890","490:4900005656","466:4660002633","490:4900002185","466:4660002270","470:4700003302","466:4660002719","490:4900009306"],"twin_admin_codes":[490,490,490,490,490,490,490,470,490,466,490,490,493,470,470,490,490,490,490,466,490,466,470,466,490],"twin_sims":[0.79858154679048,0.5510670651228959,0.5220095773897659,0.4709069087264153,0.42568917233696507,0.42355163425390374,0.4207965076665656,0.4202003501505329,0.4053071133801386,0.3959577005440946,0.39276419633886694,0.36708219750295706,0.35423446607902564,0.3396332748836571,0.335712363160455,0.33054798903156024,0.3303154434671666,0.3295124095923291,0.3289870270949931,0.3263644359323357,0.32261640758038795,0.31756573957603335,0.3160779165841211,0.3153450481975826,0.3153224487624838],"twin_dists":[0.08710661464645493,0.14178330169952189,0.14808759733179003,0.1593909587536883,0.16973813854814904,0.1702376478965106,0.17088303632821392,0.17102292023072954,0.17454572494642917,0.17678659952858575,0.1775575533764964,0.1838693883086235,0.18710909268033385,0.19086591201124334,0.19188932843714174,0.1932472520437942,0.1933086694836779,0.19352094084700114,0.19365997260952325,0.19435582466541418,0.19535568713506074,0.19671337327888758,0.1971156333779524,0.1973141714356962,0.1973202978985158],"n_dims_used":45,"mean_confidence":0.9170325385199652},"coverage":{"mean_confidence":0.9170325385199652,"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}}