{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007641","487:4870008220","487:4870007349","487:4870007493","487:4870007481","487:4870007350","487:4870007488","487:4870007497","487:4870007353","487:4870007066","487:4870007631","466:4660013509","478:4780000096","487:4870007786","487:4870007490","466:4660014286","466:4660014255","466:4660014285","487:4870007918","487:4870006619","487:4870008204","487:4870008060","487:4870006463","469:4690004431","487:4870007210"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,466,478,487,487,466,466,466,487,487,487,487,487,469,487],"twin_sims":[0.6331524000345986,0.4425668540695628,0.4217466657150351,0.3777408135809321,0.35497522895235306,0.3403599663231825,0.3039142729363576,0.2753383362629045,0.27206166098879736,0.27154222557173546,0.2699196577620409,0.25568505304104594,0.2546090570923215,0.23713640306755332,0.23197484273678842,0.22893888777022553,0.22892071112831547,0.22535907800058397,0.222276039543543,0.21464811402512687,0.21236456095284723,0.20327627178972119,0.20290819609572094,0.20114963603915564,0.2001254914831719],"twin_dists":[0.12417035149647339,0.16582930150733888,0.17066026166934337,0.1812246646109956,0.1869206816997032,0.19067693456251322,0.20044557699125157,0.20858947485211043,0.20955533616733876,0.2097091051673998,0.21019060747445392,0.2144942214722102,0.21482559474182195,0.2203369394233668,0.22201521096763796,0.22301383333268904,0.22301983844820844,0.2242026585776047,0.22523660570694637,0.22783666803029456,0.2286271206375223,0.23183154621802093,0.23196337057004654,0.2325954670538379,0.23296533886556836],"n_dims_used":43,"mean_confidence":0.9029003409452216},"coverage":{"mean_confidence":0.9029003409452216,"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}}