{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002281","477:4770002028","477:4770002488","477:4770002085","477:4770002095","477:4770002158","477:4770002149","477:4770003333","477:4770002027","477:4770001962","477:4770002622","477:4770002023","477:4770002496","477:4770003397","477:4770002216","477:4770002032","477:4770002426","477:4770002491","477:4770002030","477:4770002856","477:4770002282","477:4770002767","477:4770002151","477:4770002357","477:4770001793"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.505046744271683,0.44383450326771323,0.40483231230113104,0.3705772862134878,0.3699793198125119,0.33657655424479527,0.3234020999502811,0.32339131483056205,0.3130124510735723,0.30816290490386483,0.30553139599477497,0.3025650078157309,0.29916075383511576,0.2954374750778975,0.29192228613842036,0.28854586698815743,0.2863064533140818,0.270529240610221,0.2667438436322466,0.25263260961277084,0.24433145522071767,0.23939289455192672,0.23486919935692835,0.23190333191187293,0.22488127367941854],"twin_dists":[0.15180369779495728,0.16553811794988924,0.17465895966410522,0.18299801534608365,0.1831468052299307,0.1916632095228992,0.19514555471905454,0.19514843725809758,0.1979478332591489,0.19927391522628776,0.19999850764313862,0.200819651571632,0.20176779804464237,0.2028120638074137,0.20380511497961315,0.20476567217066927,0.2054064710677684,0.21000950273800228,0.21113825004979206,0.215436602954419,0.21803675756213797,0.21961074319777646,0.2210711390117921,0.22203863382645395,0.22436227889911092],"n_dims_used":45,"mean_confidence":0.920123799641927},"coverage":{"mean_confidence":0.920123799641927,"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}}