{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001121","491:4910001052","491:4910000987","491:4910001182","491:4910001624","491:4910001625","491:4910001564","490:4900007292","491:4910001195","491:4910001123","491:4910001187","491:4910001202","491:4910001190","491:4910001327","491:4910001124","491:4910001916","491:4910001130","491:4910001000","491:4910001320","490:4900003924","490:4900002067","491:4910001131","491:4910001267","491:4910001194","490:4900007537"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,490,490,491,491,491,490],"twin_sims":[0.31972858645372604,0.25564197006298545,0.1474830558700244,0.12985574765061889,0.10746304209282923,0.10274635936043977,0.09644244506371828,0.09479493470783203,0.0925306569102051,0.08555424091146864,0.0736884734658689,0.07282824275387993,0.07245153616277104,0.06806699626809574,0.06710198130427028,0.06457999636565366,0.06056090126879616,0.05766692619132069,0.056755142963112,0.056102514039833386,0.05556360961139112,0.05320334890324744,0.052875785944775794,0.04949111292236558,0.045984180533793134],"twin_dists":[0.19613049873304686,0.2145074726856037,0.2541057976289881,0.26241917614742893,0.2743155957784118,0.27706169507619466,0.2808899561716021,0.28192274114362287,0.28336549247993453,0.2879938398661041,0.29660949630103833,0.2972765139817354,0.2975706182541033,0.30108832500422494,0.30188718818559046,0.3040200895467955,0.30756438271361586,0.3102381269064293,0.31110343004127256,0.31172986500745176,0.31225169569017786,0.31458774788813737,0.31491870650465026,0.3184421876257222,0.3223116292773445],"n_dims_used":45,"mean_confidence":0.8961258782280817},"coverage":{"mean_confidence":0.8961258782280817,"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}}