{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004073","470:4700003727","494:4940000350","480:4800005442","466:4660005546","466:4660010550","466:4660005293","470:4700003885","496:4960000065","470:4700004383","470:4700004560","496:4960000012","466:4660005678","494:4940001640","470:4700004924","494:4940000765","470:4700004736","466:4660010701","466:4660010196","470:4700004416","466:4660001970","470:4700004921","493:4930003774","470:4700004036","466:4660008367"],"twin_admin_codes":[470,470,494,480,466,466,466,470,496,470,470,496,466,494,470,494,470,466,466,470,466,470,493,470,466],"twin_sims":[0.16072661510133282,0.13717426300697505,0.12234357504928287,0.11092251491514431,0.10577214518861741,0.10436154563565471,0.09974646470729794,0.09837254528098306,0.09798086272920152,0.09745567026203598,0.09642719543304103,0.09312078396928677,0.09143903363940568,0.0901400751966092,0.08985635408286491,0.08969535333785633,0.0896829928094215,0.08928778211081159,0.08752616518891157,0.08503206304133014,0.08450163117911491,0.08428774633734586,0.08009472437933664,0.07959642777249795,0.0794097244802838],"twin_dists":[0.24833213743192836,0.2588710439131982,0.26622191845194665,0.27236035585798557,0.2752890703967924,0.2761104725909851,0.27885983024710054,0.2796975176631508,0.2799380086283951,0.2802616608700832,0.2808994519286073,0.28298681482696925,0.2840710330642513,0.2849193137335917,0.28510588370965156,0.285211962652881,0.28522011289984595,0.2854811763720991,0.28665611923898465,0.2883521837874129,0.28871799250310426,0.28886601497471504,0.2918303305815288,0.29219081591188256,0.2923263500383411],"n_dims_used":43,"mean_confidence":0.9029077041980832},"coverage":{"mean_confidence":0.9029077041980832,"n_dims_used":43,"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}}