{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003816","474:4740003644","474:4740003480","474:4740003575","474:4740003817","474:4740003474","474:4740003988","474:4740004168","474:4740004165","474:4740003820","474:4740003569","474:4740003484","487:4870012650","474:4740005450","474:4740003401","474:4740004088","486:4860000473","486:4860000876","474:4740003558","474:4740003639","486:4860000503","474:4740005603","486:4860000799","486:4860000973","474:4740003409"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,486,486,474,474,486,474,486,486,474],"twin_sims":[0.6187672903762349,0.5816371961418597,0.5584735458745453,0.5328728512648396,0.4272160088176056,0.42530023847766896,0.4187158567314909,0.41709368472787545,0.3890198985124161,0.38075762664639107,0.3801536020659658,0.35309231438692856,0.34232582092863084,0.33193831023152376,0.2981980522879871,0.2973192388034185,0.2736889446492355,0.2664871974115208,0.24743066549949627,0.23843885299167925,0.2370153990541377,0.23575529546898188,0.21867425253065467,0.21636263219181595,0.21492958592622555],"twin_dists":[0.1272539389615196,0.13520781217037714,0.1401860220172607,0.14572269778678618,0.1693819775411006,0.1698289485577655,0.17137161144826976,0.17175324418961632,0.17846520001783778,0.18048276310140574,0.18063107782255833,0.18739999647394948,0.19016679076332246,0.19288054817301686,0.2020370711058124,0.2022833258942073,0.20907477625055232,0.21121513674360606,0.21705946613237853,0.21991723159034718,0.22037600859942966,0.2207836409356308,0.2264567243363307,0.2272469114412646,0.22773963045367138],"n_dims_used":45,"mean_confidence":0.9223051283094618},"coverage":{"mean_confidence":0.9223051283094618,"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}}