{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005329","490:4900006340","490:4900007678","490:4900007073","490:4900005716","490:4900007320","490:4900006337","490:4900007074","490:4900006451","490:4900006452","490:4900006822","490:4900007453","490:4900005328","490:4900006218","490:4900005454","490:4900005186","490:4900007331","490:4900005458","490:4900004782","490:4900006220","490:4900006825","490:4900004644","490:4900006946","490:4900005327","490:4900006701"],"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":[0.2792865296889738,0.26421192180478603,0.19106229534660915,0.05711440724256316,0.04224036784387443,0.036885371348270045,0.022900201632329583,0.020779603135509403,0.018984041539403987,0.01420299309409521,0.013748116612666434,0.011522125873141211,0.009454808078836061,0.007387909805227315,0.0066349799682458195,0.006416162405029085,0.006332054962691278,0.005539786906483872,0.005093337923356743,0.004261860052827316,0.003933859281934013,0.0038407006218083924,0.0034195269965928304,0.0032545786222896063,0.003158546221803192],"twin_dists":[0.20743497135463565,0.2118987943712882,0.23629703790161757,0.31076111990596617,0.32672554125812875,0.3336505783419325,0.35693561850833244,0.3614985090056151,0.3656909760834949,0.37883755955951937,0.3802840949917698,0.3880395010056889,0.3965420046861646,0.4068995015433093,0.41133116515395524,0.4127040567839242,0.41324300462833286,0.41866342802614864,0.42203501033414115,0.4290990788592353,0.4322356528641912,0.4331698880460508,0.4376694317119257,0.439570652822527,0.4407184440873023],"n_dims_used":45,"mean_confidence":0.911962381998698},"coverage":{"mean_confidence":0.911962381998698,"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}}