{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001981","491:4910001089","491:4910001528","492:4920004033","492:4920005068","491:4910004402","491:4910001153","491:4910003909","491:4910001526","491:4910001347","491:4910000909","491:4910001767","491:4910004659","491:4910000916","491:4910002132","497:4970000000","492:4920003520","491:4910001352","492:4920005513","491:4910002924","497:4970002083","491:4910004351","491:4910004401","491:4910002033","491:4910002354"],"twin_admin_codes":[491,491,491,492,492,491,491,491,491,491,491,491,491,491,491,497,492,491,492,491,497,491,491,491,491],"twin_sims":[0.20631850269830965,0.10890608573285415,0.10326178774082663,0.08059836553162265,0.07671432196517003,0.07568054553112322,0.07402290950201847,0.06946857747302042,0.0660307947862492,0.050030610001071764,0.04140608385588953,0.03822670435632797,0.03783045611936813,0.037640687028486,0.036901537379390136,0.03639555016684339,0.030234235558961844,0.03013283510637123,0.029048940425132192,0.028643635336882148,0.026440060678085596,0.02307178083723394,0.02013141370415798,0.019889205393814554,0.019297520699349653],"twin_dists":[0.23074820112041758,0.273494169629872,0.27675688803336,0.2914678017703199,0.2943121436613708,0.2950886766255533,0.2963518753812382,0.29994432012105526,0.3027849831887899,0.31786739036641154,0.32775377663983235,0.3318399102398106,0.3323691275824935,0.33262424248713407,0.33362842576135765,0.3343257275045369,0.3435557206546588,0.34372061907310963,0.34551365288369273,0.3461989064339005,0.3500773957374092,0.35658269873468484,0.3629741601298558,0.3635362120094354,0.3649347677793303],"n_dims_used":44,"mean_confidence":0.8967153375799005},"coverage":{"mean_confidence":0.8967153375799005,"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}}