{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001351","480:4800001287","480:4800002018","480:4800001911","480:4800001803","480:4800001406","480:4800001689","480:4800001737","480:4800001522","480:4800002484","480:4800001459","480:4800001958","480:4800001736","480:4800001336","480:4800002072","480:4800001350","469:4690001027","480:4800002294","480:4800004047","496:4960010248","480:4800002071","480:4800004954","480:4800001745","480:4800001801","480:4800002213"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,496,480,480,480,480,480],"twin_sims":[0.28054450196784664,0.2606841619448026,0.2200751478047996,0.20070292416980526,0.16000741270521454,0.14945009787160962,0.1407277855047341,0.1398732131919956,0.13981542607329447,0.1251064625416888,0.11749731049221977,0.11432209056216344,0.09714847231192927,0.09606239356263346,0.09509076305558195,0.08374808408674134,0.08261726042103835,0.08112104581692738,0.07872893108886737,0.074379887437425,0.07436154033225849,0.07391721008166638,0.07253724271374279,0.06929719684322053,0.06783836660859562],"twin_dists":[0.20706921355339622,0.2129661006300903,0.225980578611883,0.23275663806553817,0.2486365660378845,0.25322479353067856,0.2571992226729801,0.2575983689891451,0.25762542526343285,0.264803232340086,0.26877052650131555,0.2704843448967019,0.28045160830933125,0.28112696234619045,0.28173625819704634,0.28924083363673364,0.2900325376245494,0.2910934830529734,0.2928227378659482,0.2960779256291055,0.2960919795323083,0.2964331953382398,0.2975035964323691,0.3000831925754558,0.3012767525028497],"n_dims_used":43,"mean_confidence":0.9177605385004088},"coverage":{"mean_confidence":0.9177605385004088,"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}}