{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003021","493:4930002513","493:4930002176","493:4930002506","493:4930003549","493:4930001372","493:4930001370","493:4930003009","493:4930001013","493:4930002667","493:4930002008","493:4930003872","493:4930003012","493:4930001371","493:4930002505","493:4930001369","493:4930001012","494:4940000267","493:4930002499","493:4930001520","493:4930003007","493:4930001246","493:4930003195","494:4940000226","493:4930004192"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,494,493,493,493,493,493,494,493],"twin_sims":[0.5692684582464174,0.4097647315383899,0.3813789934326603,0.36813562713463754,0.2841139101724638,0.28087801600839435,0.2730653064755884,0.2670868163730663,0.24331438881076242,0.22020846384051496,0.20563626461121115,0.20030455638415,0.19890332838138697,0.1947647009079564,0.1786890002391708,0.17426308878298663,0.1685391503865614,0.15845152949667685,0.15122278291700555,0.1435876065650677,0.1429546621716798,0.13979405922693622,0.13208704793932566,0.1252607923220826,0.12002973094764798],"twin_dists":[0.13786323940019327,0.17348549324863322,0.18033030843474718,0.18360631980882983,0.20603677933961548,0.20697241072978992,0.20925873723982027,0.2110355732007654,0.21835921497373229,0.22593537221463278,0.230990191734456,0.23290057532479788,0.23340843690018015,0.23492303195284092,0.24102888302683778,0.24277770513587532,0.24508710881829107,0.24929857201448427,0.252438130163779,0.2558764677671853,0.25616752471906284,0.25763543146069345,0.2613218058690254,0.2647246923066784,0.26742893431448433],"n_dims_used":45,"mean_confidence":0.9251252916124132},"coverage":{"mean_confidence":0.9251252916124132,"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}}