{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920000549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920000965","492:4920001425","492:4920001018","492:4920000913","492:4920001521","492:4920001248","492:4920000602","492:4920001068","492:4920001423","492:4920001473","492:4920000496","492:4920001568","492:4920000860","492:4920001160","492:4920002599","492:4920002495","492:4920001378","492:4920002269","492:4920002440","492:4920002703","492:4920001753","492:4920000706","492:4920001754","492:4920001291","492:4920001856"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.6756746179742764,0.6618092134651552,0.5649574569205159,0.505237686942167,0.3336786069370921,0.28310663765704763,0.22083989224790143,0.20173378856013383,0.19534161419087914,0.18882180559304665,0.18728227893958746,0.1351854985715566,0.10324181148165877,0.10215473320233662,0.09747508669013288,0.03864165980662629,0.031064172606246686,0.03042208614740827,0.02731904961171356,0.02643733377715134,0.02553234121950199,0.023189789487186648,0.020752149532977503,0.018962126008594135,0.018350857409892125],"twin_dists":[0.11500217594415321,0.11800409949483621,0.13879018089000578,0.15176169146240787,0.19242271745306067,0.20632733029635345,0.22572150842490807,0.2323850794925427,0.23471057233657266,0.23713755118112273,0.23771915425927792,0.25982087487090133,0.2767686791934966,0.2774130372015022,0.2802496710612862,0.3312906645160484,0.34222359314522827,0.3432514845731934,0.3484980966708942,0.35008236520485486,0.3517565721387244,0.3563412867254117,0.3615601902709091,0.3657442501604381,0.3672523035531611],"n_dims_used":44,"mean_confidence":0.9096879092129794},"coverage":{"mean_confidence":0.9096879092129794,"n_dims_used":44,"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}}