{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000286","489:4890001875","489:4890002694","489:4890002045","489:4890002291","496:4960003960","489:4890003036","477:4770001367","499:4990001956","496:4960003962","468:4680007032","496:4960007476","489:4890002417","469:4690001239","499:4990002485","489:4890002685","489:4890002857","484:4840001444","477:4770000477","500:5000001745","489:4890001873","496:4960009901","489:4890002025","489:4890003336","477:4770001597"],"twin_admin_codes":[477,489,489,489,489,496,489,477,499,496,468,496,489,469,499,489,489,484,477,500,489,496,489,489,477],"twin_sims":[0.4923305413659287,0.3906845459483477,0.38701315005341846,0.36933920530139236,0.3060136433162976,0.2856001284968825,0.2422556988059486,0.23710487638471373,0.22435457956950605,0.22285580239555516,0.2055106132938363,0.20175161112683432,0.1958470580017588,0.19021583602477607,0.18673537454887199,0.18157653870325216,0.1815502734223575,0.1795007356840422,0.1765977790531521,0.17636041064138414,0.1752562450156319,0.1740594751232926,0.17363137008682492,0.16807860444289868,0.1639110288344779],"twin_dists":[0.15461119494106737,0.17806117436835078,0.17895333990525297,0.18330621523314575,0.19986545089994903,0.20560920614094588,0.21869579563231273,0.22034711734891327,0.22453849337474402,0.22504144657714945,0.2310348202313295,0.23237866713301505,0.23452479026381667,0.2366137709293334,0.23792657095146086,0.23990444074045156,0.23991461151267926,0.2407114904572588,0.24185130411089845,0.2419450915724011,0.24238254783794208,0.24285891739738905,0.2430298906165403,0.24527535521779278,0.2469959750315683],"n_dims_used":45,"mean_confidence":0.9187018500434028},"coverage":{"mean_confidence":0.9187018500434028,"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}}