{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000908","493:4930001513","493:4930003368","493:4930001384","480:4800005961","493:4930002167","480:4800006014","493:4930001007","493:4930001010","480:4800006013","493:4930001019","493:4930001527","493:4930001133","493:4930001122","493:4930001378","493:4930001679","493:4930001022","493:4930001678","493:4930003870","493:4930005967","493:4930000909","494:4940000326","493:4930001120","493:4930004507","494:4940000276"],"twin_admin_codes":[493,493,493,493,480,493,480,493,493,480,493,493,493,493,493,493,493,493,493,493,493,494,493,493,494],"twin_sims":[0.6203120326303925,0.601516129601394,0.48434979104214326,0.4762487710570077,0.4654875938576986,0.42176524874617904,0.41724713602289,0.3921536830989565,0.3894510160772078,0.3869267019382303,0.3785230826645658,0.33480029069793676,0.3316909041632169,0.3312072516219653,0.2937523989760928,0.29259965326425763,0.2807697874374237,0.2501351992292706,0.2442429727972656,0.20577871686459026,0.20262801201945035,0.19857816605334788,0.1938373556178336,0.19259499170094263,0.19092914514109932],"twin_dists":[0.12692301466469028,0.13094825715235758,0.156383975526493,0.1581927696418143,0.1606111984687534,0.17065590678971432,0.17171711605915643,0.17770526983036208,0.17836048597072524,0.17897439516735011,0.18103201229317553,0.19212831811018946,0.19294574113884633,0.19307326332152408,0.20328722491268894,0.20361320806634625,0.20700381655042616,0.21621303298885824,0.21806477615697012,0.2309396184764734,0.23206382709013784,0.23352664155776187,0.23526546280449886,0.23572600719229853,0.2363467957868959],"n_dims_used":45,"mean_confidence":0.9257931179470487},"coverage":{"mean_confidence":0.9257931179470487,"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}}