{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011591","490:4900011475","490:4900011201","490:4900011801","490:4900011661","490:4900012055","490:4900011923","490:4900010625","490:4900011666","490:4900010627","490:4900011867","490:4900011610","490:4900011866","490:4900011182","490:4900010965","490:4900011328","490:4900011674","490:4900011461","490:4900011984","490:4900011253","490:4900010082","490:4900010867","490:4900011401","490:4900012190","490:4900011864"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4831349612173657,0.39380403785695184,0.367680150785419,0.34288685546268177,0.2771276691090123,0.2373988078767068,0.236604389590636,0.23299079096314237,0.21578512998452312,0.21529074716078994,0.2119793032753439,0.2118161611562091,0.2073768590887267,0.20445284048618215,0.19754791590595358,0.19573570979507315,0.18555227793295634,0.17601416902546632,0.17527172837188446,0.17285022352974,0.14700806467653524,0.1452350271863038,0.14380509632770283,0.13122778042997932,0.12877921337899167],"twin_dists":[0.1566546089037703,0.1773062044470844,0.18372001769888427,0.19002148820432224,0.20806500718636406,0.22025226012941912,0.220508810603651,0.2216829560160721,0.22744520650189057,0.22761524545925518,0.22876104397248626,0.22881780517115066,0.23037388028945416,0.2314112593954103,0.23390204871156248,0.23456568907946507,0.23837673119064876,0.24208205757992265,0.24237639997362265,0.24334263659818092,0.25431983715169154,0.25512334647663765,0.25577667588773745,0.26174273309849183,0.2629537197765705],"n_dims_used":45,"mean_confidence":0.9155451456705729},"coverage":{"mean_confidence":0.9155451456705729,"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}}