{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002948","491:4910002506","491:4910002998","491:4910002840","491:4910002743","491:4910002905","492:4920001484","492:4920001259","491:4910002438","492:4920001491","492:4920001914","491:4910002500","492:4920001383","492:4920001870","492:4920001481","491:4910002505","491:4910003434","492:4920000663","492:4920001430","492:4920002504","492:4920001431","492:4920000871","492:4920001352","492:4920001770","492:4920001169"],"twin_admin_codes":[491,491,491,491,491,491,492,492,491,492,492,491,492,492,492,491,491,492,492,492,492,492,492,492,492],"twin_sims":[0.19268206145516897,0.12017556861205948,0.11545092593326012,0.09184279268490556,0.08741251580952397,0.07603089022972132,0.07315717503016805,0.06041217655085772,0.0527672218822276,0.05172188190718821,0.05043799145641357,0.0493499287913574,0.04457374568482282,0.04297619299205469,0.04180672518672343,0.03682058284273382,0.03624517690918812,0.03570159846548778,0.03555545085536102,0.03529617825164294,0.03524791858095471,0.034893974692942836,0.03445599835655055,0.0343706909480944,0.03421201867074202],"twin_dists":[0.23569366315968696,0.26735233609687964,0.2698709172067666,0.283809302514669,0.28673256261332913,0.29482455890101406,0.29702071328214347,0.30769919861415485,0.3150287713996882,0.3160982988099068,0.3174367653398299,0.31859347155878265,0.3239378114110387,0.3258327502886116,0.3272578383899265,0.33373944185465637,0.3345345432915826,0.33529557397789894,0.3355018652147784,0.3358696159262047,0.3359383206024793,0.33644467149915036,0.3370773251571364,0.33720134704907356,0.33743272746696623],"n_dims_used":45,"mean_confidence":0.8954424540201823},"coverage":{"mean_confidence":0.8954424540201823,"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}}