{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002365","491:4910001076","491:4910001856","491:4910001693","491:4910001449","491:4910001633","491:4910001628","490:4900005017","491:4910001573","491:4910002714","491:4910002020","491:4910002012","490:4900006917","491:4910002312","491:4910001968","491:4910002063","490:4900006199","491:4910001515","491:4910001634","491:4910002066","490:4900004602","490:4900003371","491:4910001403","490:4900001912","490:4900003636"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,491,490,491,491,491,490,491,491,491,490,490,491,490,490],"twin_sims":[0.4494096069746228,0.4208232973570541,0.34290832535793003,0.32385160906895105,0.28679388808959044,0.19101474460574738,0.1604960633073099,0.15338076284387037,0.141237343208389,0.13243363277684098,0.1175487809670221,0.10872031666381982,0.10803942059519465,0.10565921036607531,0.10350699371134729,0.10201645625265485,0.09977202251296562,0.09344704427589667,0.09333215854504376,0.08459725760340046,0.08397920053569133,0.08129196704188127,0.08089861708478652,0.07305553536496616,0.07208994407264586],"twin_dists":[0.16426124909351872,0.17087675229501706,0.19001593022635271,0.19502546199210363,0.20526673862259437,0.23631480471060468,0.24842961886639015,0.25148958251150044,0.2569620816231775,0.2611526088015705,0.2687430397507453,0.2735994404408522,0.27398648328924463,0.27535451828193674,0.27661229779039,0.2774953830609853,0.2788443333689055,0.28277826997769917,0.28285163903627175,0.2886519093506671,0.2890800780029371,0.2909714966157734,0.29125253903424203,0.29709965587911896,0.29785408894452325],"n_dims_used":44,"mean_confidence":0.8950390382246538},"coverage":{"mean_confidence":0.8950390382246538,"n_dims_used":44,"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}}