{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002012","489:4890001847","489:4890002027","489:4890003244","489:4890001843","489:4890002928","489:4890001930","489:4890003165","489:4890002014","500:5000001670","489:4890001934","489:4890003085","489:4890003162","489:4890003015","489:4890002513","489:4890002920","489:4890003338","489:4890003392","489:4890003583","489:4890002024","489:4890003088","489:4890003000","489:4890003092","489:4890001939","489:4890001766"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,500,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.5064572248824003,0.4854420049486839,0.41935315820025476,0.40161696753474263,0.3861436954252559,0.36644584095342264,0.36129322886610826,0.3597705786270172,0.34419514330982237,0.3384098105712014,0.32241233431573846,0.3080926408289981,0.29084014659500007,0.2864038802740175,0.28509778427105564,0.2839925800467882,0.28062310974210164,0.2801472146520874,0.2644553960294457,0.2601942355994172,0.25756515447776906,0.25024095911403677,0.24177205109052535,0.2402013703742732,0.23818631913482471],"twin_dists":[0.15149349972106085,0.15614083768382914,0.1712218521385082,0.17542735609375357,0.17916520546901338,0.18402848615949874,0.18532187221043306,0.18570586971618522,0.18968314531911531,0.19118456751222734,0.19541031295564193,0.19929321617676815,0.20411224884822787,0.2053785303703978,0.20575357646429393,0.20607174445691445,0.2070463912753246,0.20718461779780412,0.21182546213717085,0.21311504014925847,0.21391732137769584,0.21618005278697336,0.2188498745847974,0.21935163935967603,0.2199984923495305],"n_dims_used":45,"mean_confidence":0.9146733601888021},"coverage":{"mean_confidence":0.9146733601888021,"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}}