{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000578","480:4800000386","480:4800000342","480:4800000617","480:4800000540","480:4800000577","480:4800000719","480:4800000355","480:4800000659","480:4800000304","480:4800000580","480:4800000416","480:4800000371","480:4800000579","487:4870002697","466:4660011142","487:4870002948","480:4800000385","480:4800000605","480:4800000610","480:4800000504","494:4940000851","480:4800000753","480:4800000324","492:4920004008"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,466,487,480,480,480,480,494,480,480,492],"twin_sims":[0.6109139205168141,0.39644980462218576,0.3114528438624685,0.3068561384325647,0.29699830918189585,0.2751750474954689,0.23817198463049633,0.22101169291824518,0.211804068556635,0.18487314276769717,0.16501307361044298,0.15346361035196496,0.1339177614395063,0.12676618329249775,0.12529000976115653,0.12153829658019627,0.11097257579594788,0.10632426027850495,0.10141467470005053,0.10123515536892563,0.10030865665389133,0.09774389074614875,0.09757336900605239,0.09748520543062314,0.09598352323131246],"twin_dists":[0.1289358971921898,0.17666805475311206,0.19837300912186148,0.19963328858404136,0.2023733610778381,0.2086374397814605,0.22000310661279104,0.22566339063156451,0.22882201366657662,0.23863604974416425,0.24653794300511667,0.2514533623601985,0.26043182646812957,0.2639624089937757,0.26470983152077143,0.26664000014000816,0.27233241068027325,0.27496988879424383,0.2778547710103128,0.27796230379449277,0.2785196627716098,0.28008387465274764,0.2801890096536539,0.28024342339665803,0.2811762395140036],"n_dims_used":43,"mean_confidence":0.9158494638842206},"coverage":{"mean_confidence":0.9158494638842206,"n_dims_used":43,"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}}