{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000442","477:4770000392","477:4770000441","477:4770000394","477:4770000656","477:4770000495","477:4770000453","477:4770000763","477:4770000402","477:4770000395","477:4770000709","477:4770000761","477:4770000443","477:4770000658","477:4770000711","477:4770000612","477:4770000663","477:4770000272","477:4770001129","477:4770000769","477:4770000447","477:4770001251","477:4770000501","477:4770000227","477:4770000552"],"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":[0.9506410701499678,0.946264906864281,0.9310663470645674,0.9275009391125034,0.9221703499395508,0.9078643930547587,0.9033197139961264,0.9024034843893991,0.8983661313022006,0.8842692076285102,0.8714758088473709,0.8597014999675948,0.8573397088906236,0.8260759540381355,0.8254698085509125,0.8176276090241794,0.8089390088359047,0.8083991992495586,0.8032881805793648,0.8009666086507669,0.7992465617286317,0.7978115878000102,0.7854828563293511,0.7809703416051033,0.7794900503426299],"twin_dists":[0.041323241946348746,0.043165528479662686,0.049086625574460065,0.05038777692641693,0.0522816394496693,0.05710351208403915,0.05856712451622348,0.05885866399935079,0.060129945131312056,0.06441400887097867,0.0681233896821987,0.07141208485025771,0.0720589362575919,0.08028482300702147,0.0804388915608857,0.08241624406137943,0.08457447266422731,0.08470749872723812,0.08596116520415437,0.08652721799336999,0.08694527901247702,0.08729320510352244,0.09025233077701024,0.09132274987137472,0.09167250364948572],"n_dims_used":45,"mean_confidence":0.9218827989366319},"coverage":{"mean_confidence":0.9218827989366319,"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}}