{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004597","489:4890004249","489:4890004346","489:4890004673","489:4890004295","489:4890004355","489:4890004360","489:4890004457","489:4890004722","489:4890004078","489:4890004081","489:4890004678","489:4890004463","489:4890004350","489:4890003702","489:4890004594","489:4890004314","489:4890004510","489:4890004761","489:4890004298","489:4890004191","489:4890004598","489:4890004854","489:4890004397","489:4890004311"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9548927437273966,0.942098411343047,0.9405409465003483,0.9386402778222087,0.9384880110502881,0.9377677703669414,0.9364208589602263,0.9327870343788023,0.9255920417517065,0.9239707259320439,0.9172866625295393,0.9123344956498125,0.9105290349576517,0.9101668051149043,0.9091202704709296,0.9062056473444227,0.9033960341404436,0.9014465481648961,0.9012490089686966,0.9008728250883713,0.9001194435471145,0.8979507732675127,0.8973594745589918,0.8937347655763614,0.8928729467383193],"twin_dists":[0.03945973153321061,0.044856752481904356,0.04547465522425308,0.04621888466422715,0.04627805329435173,0.04655703847812517,0.04707489505795123,0.04844801052330539,0.051072785392035316,0.051648550947448746,0.05396757585248332,0.05563377510060849,0.05623115109503018,0.05635038159356196,0.05669371197102272,0.0576411637835296,0.058542787721374,0.059161936108831414,0.05922438677102563,0.05934317074473404,0.05958049522982951,0.060259531352082604,0.06044363248708333,0.061562762105572606,0.0618265270246453],"n_dims_used":45,"mean_confidence":0.9203579372829861},"coverage":{"mean_confidence":0.9203579372829861,"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}}