{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001555","491:4910001378","491:4910001239","491:4910001311","491:4910001677","491:4910001994","491:4910002968","491:4910001307","491:4910001902","491:4910002105","491:4910002009","491:4910001380","491:4910001939","491:4910002102","491:4910001043","491:4910002249","491:4910002357","491:4910001042","491:4910001491","491:4910002103","491:4910001885","491:4910001554","492:4920001207","491:4910002932","491:4910001223"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491],"twin_sims":[0.3390195681915442,0.2172077374290731,0.20912057064196515,0.1993984339528294,0.1812897513573316,0.1659261355057204,0.15411911915550291,0.1458668887803525,0.13267981598132728,0.08487781289483726,0.08119586252744161,0.07843907091434296,0.07642779408861484,0.0733701957008595,0.07131599151019895,0.06510097395661289,0.06226317859143733,0.05849435350989077,0.057789591269049624,0.05522550324066347,0.05291864996969768,0.04748319713688935,0.04678983140523161,0.04619710414039426,0.045865539610107524],"twin_dists":[0.19102567673585635,0.22695737168348964,0.229759993433885,0.2332287095442928,0.24001555052187976,0.24616012737701917,0.2511672842694869,0.25483616953883403,0.2610326285191692,0.28845837328470336,0.29104006107836794,0.2930351309277764,0.29452652358252057,0.29685554942610515,0.29846472241537264,0.30357398229414434,0.3060403524716394,0.30946259173768514,0.31012257794376524,0.31258123057337917,0.3148753015502358,0.32062848717575954,0.3214014083022875,0.32206977904340933,0.32244679531460474],"n_dims_used":45,"mean_confidence":0.8987334357367621},"coverage":{"mean_confidence":0.8987334357367621,"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}}