{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001801","477:4770003172","477:4770003091","477:4770002561","477:4770003103","477:4770003188","477:4770002301","477:4770002936","477:4770001857","477:4770003471","477:4770002043","477:4770002781","477:4770003399","477:4770002810","477:4770002046","477:4770001792","477:4770001806","477:4770002097","477:4770001909","477:4770003255","477:4770002630","477:4770002041","477:4770002785","477:4770001104","477:4770002509"],"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":[0.4507677836662104,0.38158208502400065,0.304900479138412,0.29428685854090225,0.25447146559249917,0.25331166326430293,0.23555455332360534,0.23445308284299737,0.23319905650541575,0.2318784158769697,0.2213042954507767,0.21105534781415097,0.2052270169954015,0.20269195025808087,0.18460530419649546,0.16758039495811913,0.16408905337173313,0.16144847965813042,0.15826418837808182,0.15199925216997798,0.1448263422065872,0.1378089431322993,0.13256695819507072,0.12922952266611218,0.1289001480889269],"twin_dists":[0.1639510923143461,0.180280505090379,0.20017276730009875,0.20313634290569277,0.21486803264373341,0.21522633560037435,0.22084871064635148,0.22120639506032325,0.22161496263614264,0.2220467960115131,0.22556447674283334,0.22908290322003091,0.23113561585031633,0.23204089443315523,0.23873850458991264,0.2454794148824249,0.2469218339437832,0.24802757548546608,0.24937860181544932,0.25209569224229705,0.2553095843780148,0.2585700926086632,0.2610876102741502,0.26272971342807955,0.26289350272838286],"n_dims_used":45,"mean_confidence":0.9202502780490451},"coverage":{"mean_confidence":0.9202502780490451,"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}}