{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000653","480:4800000718","480:4800000528","480:4800000651","480:4800000760","480:4800000721","480:4800000438","480:4800000463","480:4800000996","480:4800000397","480:4800000688","480:4800000447","480:4800000611","480:4800000532","480:4800001038","480:4800001035","480:4800000537","480:4800000536","480:4800000662","480:4800000646","480:4800000583","480:4800000499","480:4800000538","480:4800001000","480:4800000307"],"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":[0.5915981324007612,0.5102047961811714,0.45655070905441014,0.4335131984715032,0.4299736838317892,0.3899044835989748,0.3884535958601525,0.37943847602874975,0.33900283402818376,0.33816605786911474,0.3379472597247117,0.32593594910839196,0.32222013211352446,0.29376861878934274,0.28692576190328717,0.27937175715271906,0.2723474039597641,0.26980537246565,0.26664606694630577,0.26522453512297417,0.26034817475935457,0.25859181199720216,0.25649042331435506,0.25390538362357074,0.24234212321397164],"twin_dists":[0.13307258440437816,0.1506704229506224,0.1626343385025868,0.16791852488467707,0.1687400265236548,0.1782504020936505,0.17860283213606706,0.1808068201153325,0.19103003527496745,0.19124812776609051,0.19130520196919415,0.1944698083509469,0.19546177881374563,0.20328264354723682,0.2052289589732501,0.20741015974104032,0.2094708244759379,0.21022458932954197,0.2111675367992898,0.21159408073021976,0.2130682230718168,0.21360341881088096,0.21424677010998244,0.21504278500251425,0.21866828379896858],"n_dims_used":43,"mean_confidence":0.9135725331860919},"coverage":{"mean_confidence":0.9135725331860919,"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}}