{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001308","491:4910002147","491:4910002519","491:4910002136","491:4910001432","491:4910001110","491:4910001240","491:4910001612","492:4920000810","491:4910001897","492:4920000360","491:4910003071","491:4910002629","491:4910001547","492:4920006672","491:4910001898","491:4910001885","491:4910001298","491:4910001092","492:4920003033","491:4910001477","491:4910001715","491:4910001657","491:4910002684","491:4910001425"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,491,492,491,491,491,492,491,491,491,491,492,491,491,491,491,491],"twin_sims":[0.5157214886488298,0.5106169302356866,0.32335703339510913,0.28373118132931047,0.2620688851763919,0.24777217117932557,0.22000149883220715,0.19017914328696198,0.190131413416902,0.17653446908412315,0.14850775524773638,0.14106931110550955,0.09397337853959283,0.0837427203012705,0.07390227405059518,0.07288800574012287,0.07008356344092947,0.06776331525531756,0.05992476422023773,0.059726649212210325,0.058423600626019555,0.057923390150609995,0.05776031973703887,0.057259287641224066,0.05675576970692208],"twin_dists":[0.14946160152344226,0.15058000209010855,0.19515760001333327,0.20614710538669886,0.2125460872740711,0.21695225963756495,0.22600556025163643,0.2366275230727619,0.2366454146194235,0.24187630995560808,0.2536457779797462,0.2570402109039245,0.2824430460401179,0.28924456868063353,0.2964446939644648,0.297229968725894,0.2994482674069106,0.3013387195642391,0.3081429484403427,0.30832416492869635,0.3095285525871181,0.3099967714687628,0.3101501329717208,0.31062357932903767,0.3111028313185451],"n_dims_used":45,"mean_confidence":0.8979132758246527},"coverage":{"mean_confidence":0.8979132758246527,"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}}