{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002723","491:4910003494","491:4910002630","491:4910003369","491:4910001667","491:4910002874","491:4910002468","491:4910003213","491:4910001087","491:4910002098","491:4910002969","491:4910003245","491:4910001950","492:4920006675","491:4910002829","491:4910003370","491:4910001424","491:4910003451","491:4910001228","491:4910001674","491:4910001656","491:4910003409","491:4910003017","491:4910003450","491:4910002675"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3271131603229877,0.298165058594881,0.2787676451130732,0.25714298577561223,0.25099001477866706,0.2422731149911721,0.22586071786009848,0.22117976811580856,0.22051432096267615,0.2194610279732729,0.21205675315026984,0.21134284382100316,0.2075508375279108,0.20683508088156932,0.2045296409371609,0.19681937689843373,0.1965429775086233,0.19535281003927013,0.19168862436476994,0.18172837030858893,0.17789303622336639,0.17676322909587866,0.17669258170481708,0.17298278077290974,0.16728596905125243],"twin_dists":[0.19415685175236497,0.20204630865693674,0.207586129665555,0.21404662943571912,0.2159467214749055,0.21869025095615485,0.22403531728972212,0.22560656234453702,0.22583172771779278,0.22618905893248684,0.22873410759892035,0.22898265195033643,0.2303124722308656,0.2305653337375331,0.23138388289305026,0.2341683350802838,0.23426953963033756,0.2347064535561317,0.23606330441748666,0.23984566697090814,0.24134110401950032,0.2417859856120932,0.24181387137484847,0.24328949385722026,0.2456002130571763],"n_dims_used":45,"mean_confidence":0.896163092719184},"coverage":{"mean_confidence":0.896163092719184,"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}}