{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008708","490:4900008608","490:4900009671","490:4900004652","490:4900009568","490:4900009789","490:4900012073","490:4900010519","490:4900012072","490:4900004664","490:4900012140","490:4900003814","490:4900012000","490:4900008081","490:4900011667","490:4900003278","490:4900011876","490:4900012141","490:4900009256","490:4900012207","490:4900009675","490:4900005607","490:4900008505","490:4900009360","490:4900011132"],"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":[0.340705063744373,0.26372981023131603,0.23964223530629863,0.1575313351289215,0.15722077514187288,0.13064983841947236,0.11134470791687474,0.11021869800064872,0.10245528959415574,0.07890880528426959,0.07681913478248513,0.0742083046783323,0.0714956649814469,0.07096276235917194,0.06957058897331118,0.06784365568020002,0.057173964462444285,0.05465218073142067,0.05393881218118316,0.04974640581843279,0.04925552219897008,0.04824143231513222,0.039714283413200914,0.03518260265593894,0.03297900438047012],"twin_dists":[0.19058726711165141,0.2120441266157866,0.21953077282293731,0.24969233267097485,0.24982560303601048,0.2620270180403117,0.27212498232657883,0.2727542788417305,0.27723435138211455,0.2926912519396536,0.29423388387013005,0.29620946771859974,0.2983224866847028,0.29874519992707077,0.29986179068930424,0.3012723876224182,0.31070454511540924,0.3131438536688103,0.31385077366523134,0.31816954306512385,0.31869483311414415,0.319793979292635,0.32989369267735885,0.3360314348763626,0.33926259697948263],"n_dims_used":45,"mean_confidence":0.9159422132703993},"coverage":{"mean_confidence":0.9159422132703993,"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}}