{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003829","490:4900001800","490:4900004103","490:4900002705","490:4900001943","490:4900001664","490:4900002401","490:4900001804","490:4900003692","490:4900002110","490:4900002264","490:4900001802","490:4900002565","490:4900002417","490:4900010284","490:4900002266","490:4900004376","490:4900003554","490:4900004101","490:4900001808","490:4900008412","490:4900008084","490:4900003977","490:4900001939","490:4900003823"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5342493812605373,0.40742547906463106,0.3602015788459352,0.34884012689363886,0.3472746872455341,0.34332333312267743,0.3163751949964003,0.24755321430664426,0.22366893486037645,0.2223215273440055,0.20375672259289068,0.19847986186673644,0.18988749165854765,0.1894378193939869,0.18083946978828438,0.1794468277922071,0.1761709012842371,0.17586346048625842,0.17209524286120542,0.1717863778221515,0.1655333157681058,0.1608208358572356,0.15737019148091044,0.1551617539259643,0.15325520460092332],"twin_dists":[0.14542376888136685,0.17404123701180754,0.1855970917057399,0.1884873540289171,0.18888941203092455,0.1899085322863275,0.19703517332111173,0.2170209843217353,0.22476830043002602,0.22522128138225167,0.23165972150082081,0.23356240390727634,0.2367368977580776,0.23690576342256103,0.24019025381943035,0.24073253711903342,0.24202003380365722,0.24214173469060254,0.2436458686166982,0.243770196273602,0.24632248768887605,0.24829232844753021,0.24976146016781475,0.2507140868855326,0.25154450275182355],"n_dims_used":45,"mean_confidence":0.9196065266927084},"coverage":{"mean_confidence":0.9196065266927084,"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}}