{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810003021","485:4850000304","481:4810005029","499:4990002729","499:4990002951","481:4810003637","485:4850000581","485:4850000497","481:4810004929","485:4850000215","481:4810002170","499:4990001959","500:5000011059","499:4990003090","481:4810003227","499:4990002900","481:4810004443","481:4810002438","499:4990002490","499:4990001789","481:4810004344","499:4990002953","499:4990003792","499:4990002145","481:4810001756"],"twin_admin_codes":[481,485,481,499,499,481,485,485,481,485,481,499,500,499,481,499,481,481,499,499,481,499,499,499,481],"twin_sims":[0.4171889920248183,0.41055875210149867,0.35437355678210714,0.3200198979796386,0.3013842359731607,0.29475285487074876,0.28109199089601555,0.26922729815501895,0.2602847888549587,0.24743525588613685,0.2416848958664351,0.22612078318220047,0.2249490790100575,0.21898027597257708,0.2106582977346227,0.21001926425055584,0.20754405343890844,0.20354343847099526,0.20001930887910122,0.19971993291998388,0.19721227243801964,0.19408307203147765,0.19342612705527681,0.19233988055294304,0.18928159504675088],"twin_dists":[0.1717308046450329,0.173297172989476,0.1870736997994286,0.1960521615901806,0.2011478094872771,0.20300492075243604,0.20691034097261224,0.21039661183641145,0.21308749833833424,0.21705802447480038,0.21887766144265622,0.22394865961399765,0.2243396134219002,0.22635253681105755,0.22922150902105026,0.2294449615584938,0.23031486610946672,0.231735964448828,0.23300376146732804,0.23311216762651374,0.23402464429365588,0.23517461907763576,0.23541767727092003,0.23582083268082152,0.2369644960466573],"n_dims_used":45,"mean_confidence":0.916066148546007},"coverage":{"mean_confidence":0.916066148546007,"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}}