{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001638","490:4900001500","490:4900001369","490:4900001366","490:4900001235","490:4900004074","490:4900001502","490:4900001780","491:4910001341","490:4900003796","490:4900001777","490:4900002397","490:4900003797","490:4900001496","490:4900004211","490:4900001637","490:4900001122","490:4900001503","490:4900003941","490:4900001640","490:4900001243","490:4900004489","490:4900004073","490:4900003936","490:4900002247"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6972265574396391,0.6714710712635605,0.361517959779901,0.3564314900213302,0.29612463376578646,0.29538413832557986,0.2872787582469872,0.22814287259262458,0.22642139992739188,0.20407276356576318,0.19857831955467584,0.1981745833128146,0.16555419244340075,0.15605251039207488,0.12103012977433619,0.11673756873815744,0.11168611527435524,0.08517745034290332,0.08344750332714729,0.07403875291818456,0.07109166160152261,0.04971083205957273,0.049515001807615,0.04820591267729821,0.04677449842266932],"twin_dists":[0.11030081620222401,0.11591388499161576,0.18526526714392377,0.18655087733526363,0.20261875670461363,0.20282707924599327,0.20512788259780995,0.22327711311069073,0.22384857197517566,0.2315468464835981,0.23352658572465643,0.23367354009475688,0.24631385194445654,0.2503286674840792,0.26690491685086615,0.2691773288542095,0.2719351504642353,0.2882522361648782,0.28945043668129183,0.2963396943195064,0.29864271807412374,0.31820746465917976,0.3184166254159028,0.3198328264548668,0.3214186085470154],"n_dims_used":44,"mean_confidence":0.9117453315041282},"coverage":{"mean_confidence":0.9117453315041282,"n_dims_used":44,"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}}