{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001417},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001479","480:4800001300","480:4800001299","480:4800001301","480:4800002047","480:4800001645","480:4800001362","480:4800001471","480:4800001425","480:4800001759","480:4800001936","480:4800001295","480:4800001536","480:4800001370","480:4800001474","480:4800001924","480:4800001231","480:4800001537","480:4800001470","480:4800001981","480:4800001302","480:4800002191","480:4800002039","480:4800002090","480:4800001705"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7372637724714775,0.5082496208888959,0.39284977957853023,0.39130940820749266,0.3875160684292521,0.37272804248199437,0.3308346176228095,0.3301714662451957,0.32688671315921886,0.3094480342309255,0.3055133459106214,0.23928794070585382,0.22708313114745515,0.2146059499284894,0.21278122740752484,0.19603807565998863,0.18095087616311917,0.17705280736144252,0.1743065464016846,0.17396333810617715,0.16405296198150682,0.15998285408258656,0.1551272834845736,0.15080317701348706,0.15036102275931423],"twin_dists":[0.10140354298356725,0.15109963921368796,0.1775368546620349,0.17790972265797303,0.1788308934421989,0.18246383143657421,0.19317158336288776,0.1933467070928495,0.1942170033180707,0.1989213462638585,0.200003490194027,0.21964442095271827,0.2236285646526578,0.22785121151880589,0.22848246407154857,0.2344546659495869,0.24014700099282493,0.24167176678362168,0.24276038063396607,0.24289728567193797,0.24693686006029106,0.24864697891715104,0.2507290343117982,0.2526237227876173,0.2528197001503463],"n_dims_used":43,"mean_confidence":0.913148746934048},"coverage":{"mean_confidence":0.913148746934048,"n_dims_used":43,"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}}