{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002076","499:4990003316","499:4990002822","499:4990001351","500:5000005684","500:5000005006","499:4990001615","499:4990001727","499:4990003691","499:4990002604","499:4990000621","499:4990003700","499:4990002744","499:4990001808","499:4990004058","499:4990001606","499:4990003243","472:4720000157","499:4990002582","499:4990002091","499:4990003814","472:4720001681","499:4990003237","469:4690005467","499:4990002489"],"twin_admin_codes":[499,499,499,499,500,500,499,499,499,499,499,499,499,499,499,499,499,472,499,499,499,472,499,469,499],"twin_sims":[0.6914739715515854,0.6317623273474263,0.6226904595428282,0.3968007429744106,0.3855915859788539,0.35517116288753703,0.35249955579110903,0.3425785113634479,0.33440367264122206,0.32402081012157524,0.3157580427525703,0.3124597863206689,0.29829916347991875,0.29421014135292817,0.2903796948251691,0.2720951314489229,0.25982611120131616,0.2590287732770131,0.25472860702256866,0.2536642271681164,0.24533987660623038,0.24490496584777038,0.2423125802583216,0.24210898171917067,0.23631196360723916],"twin_dists":[0.11156056215435782,0.12446855657108993,0.12641341588723873,0.1765835572235767,0.17929985899925008,0.18687088048024053,0.1875511636069672,0.1901013306619576,0.1922323538999454,0.19498028157257782,0.19720225685508253,0.19809836070154163,0.20200876579940488,0.20315799078425112,0.20424314087646428,0.20954543407770515,0.21322706742985664,0.21347005542774242,0.21478873328719725,0.21511730638109022,0.21771789492519555,0.21785530980419981,0.21867768761370182,0.21874251523155633,0.2206033886409937],"n_dims_used":44,"mean_confidence":0.9270120100541548},"coverage":{"mean_confidence":0.9270120100541548,"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}}