{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010439","490:4900010883","490:4900010619","490:4900011407","490:4900010615","490:4900010692","490:4900010885","490:4900011124","490:4900011930","490:4900010800","490:4900010533","490:4900010870","490:4900010453","490:4900010691","490:4900011542","490:4900011199","490:4900011798","490:4900012205","490:4900011675","490:4900011677","490:4900010861","490:4900012075","490:4900011863","490:4900010884","490:4900010526"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6507899409183636,0.4626535540060402,0.4500102559219839,0.43974747132069714,0.3931784049852389,0.3778383105462535,0.3746711871121829,0.3692741170715555,0.3461471397048127,0.3461108282201753,0.3240650387474397,0.2863127766806984,0.26179649924574533,0.25643414982972024,0.24075343524760637,0.23526823118587728,0.2282121653713834,0.22245888184434504,0.21779154817122787,0.2154577788543351,0.2143384875207056,0.20807767015993836,0.20396919409553957,0.200587220325961,0.19580264085346605],"twin_dists":[0.1203801796099342,0.16125127310398155,0.16412404018791127,0.16647808512383827,0.1774573945068183,0.1812006431002394,0.18198251849623057,0.18332243208733814,0.18917959661834066,0.18918895000094912,0.19496847371642637,0.20540465744099934,0.21262859702838105,0.2142640442407048,0.21917503651137518,0.22094158354982238,0.22325417060096195,0.22517502090334993,0.22675779574293128,0.2275577668454999,0.22794351119066353,0.23012673329213937,0.23158382343333261,0.23279842359756325,0.2345411029959573],"n_dims_used":45,"mean_confidence":0.9133867051866319},"coverage":{"mean_confidence":0.9133867051866319,"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}}