{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002097","491:4910001950","491:4910001667","491:4910002047","491:4910001246","491:4910001605","491:4910002144","491:4910002098","491:4910001300","491:4910002241","491:4910001112","491:4910001722","491:4910002346","491:4910001245","491:4910001377","491:4910001551","491:4910002000","491:4910001996","491:4910001899","491:4910001553","491:4910002298","491:4910003140","491:4910002293","491:4910001312","491:4910001549"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.579596455679222,0.4953241359036508,0.45638995960038387,0.39070193289716976,0.36628518497214363,0.3632639995811905,0.34036173284859933,0.3384797374319744,0.33457676110688717,0.3104791450735356,0.25335611611541337,0.2503765673358097,0.24169415711923498,0.22163570773838773,0.22140872080682278,0.21917108038409466,0.2001375582405458,0.1956918581497866,0.19070452108154456,0.18504986055046085,0.17376245402638374,0.16962721875076678,0.16937873716036672,0.15986807927363889,0.1451262652382818],"twin_dists":[0.13564557815927722,0.15394843268940908,0.16267085790311608,0.17805695865493698,0.184068674265699,0.18482608330237713,0.19067647543814345,0.19116633813694553,0.19218694330150332,0.19863907308099035,0.2152125833906575,0.2161377776992591,0.21887470845868068,0.22545254879782076,0.22552919706351365,0.22628762572491054,0.2329609733501432,0.23458180046060662,0.23643079214288965,0.23856850803456214,0.24297750739356072,0.24464382956055988,0.2447448805813277,0.2486956589614621,0.25517287137707895],"n_dims_used":45,"mean_confidence":0.8972011990017361},"coverage":{"mean_confidence":0.8972011990017361,"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}}