{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001122","491:4910001458","491:4910001060","491:4910001193","491:4910001061","491:4910001967","491:4910002255","491:4910001560","491:4910001456","491:4910001383","491:4910001569","491:4910001260","491:4910001443","491:4910001254","491:4910001632","491:4910001509","491:4910001688","491:4910001326","491:4910001501","491:4910001746","491:4910001627","491:4910001681","491:4910001962","491:4910001196","491:4910001129"],"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":[0.7847724090158755,0.7266980488878386,0.6776373104169148,0.6529001955143541,0.5945994763481559,0.5405596050483457,0.5201325259237536,0.5015770289488768,0.47464008779373296,0.4630050609132031,0.4523503268672728,0.44019258616219975,0.40771917700354326,0.4064605881134096,0.3869314447596824,0.37336046546759705,0.3393065734090245,0.33215706933244177,0.32494015104716933,0.32491636164974247,0.3189463594552284,0.31693013034976253,0.3121381279143871,0.3121039020289709,0.31018942778932207],"twin_dists":[0.09042128715469074,0.10377682265159714,0.11457595792427581,0.1199257107596521,0.1324296017870936,0.14405538214520136,0.14849733727689704,0.15256776600687955,0.15855313072182775,0.16117181017047358,0.16359013721954666,0.16637554982457783,0.17397138499982562,0.17427088038810037,0.1789732399502665,0.1823070462868964,0.19095094205799243,0.19282292597511028,0.1947350261995363,0.1947413677070231,0.19634104747269274,0.19688509128078732,0.1981860396073645,0.19819537206634827,0.19871833070619888],"n_dims_used":45,"mean_confidence":0.8966044108072917},"coverage":{"mean_confidence":0.8966044108072917,"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}}