{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006552","470:4700007146","496:4960009472","496:4960009550","489:4890004427","468:4680003184","470:4700007142","468:4680000951","496:4960010310","496:4960010397","496:4960010805","496:4960012106","470:4700007049","468:4680002989","467:4670001415","472:4720005624","496:4960011875","496:4960009996","489:4890002067","496:4960009152","496:4960011696","478:4780005371","481:4810001334","496:4960011021","470:4700006691"],"twin_admin_codes":[470,470,496,496,489,468,470,468,496,496,496,496,470,468,467,472,496,496,489,496,496,478,481,496,470],"twin_sims":[0.7097897024870714,0.5941161130862621,0.5129229863414305,0.5038823760164387,0.4856153466354602,0.47955180121155006,0.4778240959426214,0.47227849696515417,0.4685175330834762,0.4612503202813318,0.45069459142080626,0.4482042787961225,0.4460040905566373,0.4436394044020897,0.4430820460901066,0.4353472270868771,0.43345640164777455,0.43140908947197454,0.4195968357537906,0.41548089423764917,0.4147493231452881,0.41261638864472633,0.4090479456688896,0.40649131303201896,0.404275803046506],"twin_dists":[0.10753522008342263,0.1325331442692401,0.15007440340986986,0.15205994482241542,0.156102265611595,0.15745409500899887,0.15784026553201744,0.15908288059745532,0.15992836905945929,0.16156870520165648,0.16396779778496487,0.16453679531892434,0.1650404958267722,0.16558291197377453,0.16571092131320875,0.16749391974437675,0.16793168568315225,0.16840654805366387,0.1711646159699081,0.17213330041524233,0.172305905353581,0.17280989753598477,0.17365563331708683,0.17426356414934907,0.17479175647665846],"n_dims_used":43,"mean_confidence":0.9146856263626454},"coverage":{"mean_confidence":0.9146856263626454,"n_dims_used":43,"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}}