{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003151","493:4930003150","493:4930001646","493:4930001643","493:4930002980","493:4930002979","493:4930003152","493:4930002643","493:4930001481","493:4930001955","493:4930001627","493:4930002475","493:4930003328","493:4930001971","493:4930004894","493:4930002300","493:4930002641","488:4880004261","493:4930003330","496:4960012382","493:4930001956","493:4930001785","481:4810001326","493:4930001780","470:4700005963"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,488,493,496,493,493,481,493,470],"twin_sims":[0.652049405351764,0.6400923329683444,0.5996531502331497,0.4488228689572207,0.44226382843617984,0.4142533281414489,0.4073694010007089,0.3668098935797768,0.2866785996666394,0.28315972743253726,0.283014238920204,0.24014283649248547,0.2335022760359949,0.21161131176133946,0.20601054024329446,0.19726722578170885,0.18943162735427993,0.1845833092869616,0.18303997241357525,0.18203138932344598,0.18166751410606574,0.17648201719671283,0.16916459624688254,0.1591597311607486,0.15782256949394982],"twin_dists":[0.12010896856210185,0.12268057676093948,0.13134720954677248,0.16439534665141517,0.16589895524531828,0.17242300387532794,0.17405457694343232,0.18393745107452436,0.2052997753694172,0.20631200082470663,0.2063540142215382,0.2193703795079593,0.22151604044239528,0.2288891193502605,0.23085736791832306,0.23400456241139644,0.23690809067812524,0.23874692283265095,0.2393393864047726,0.23972847246413365,0.23986922013921463,0.24189703196594736,0.24483205161176821,0.24899665838128815,0.2495675295168438],"n_dims_used":45,"mean_confidence":0.9295323689778646},"coverage":{"mean_confidence":0.9295323689778646,"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}}