{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010035","490:4900009928","490:4900010830","490:4900011140","490:4900010303","490:4900009626","490:4900008791","490:4900011295","490:4900008008","490:4900010307","490:4900012158","490:4900010910","490:4900012095","490:4900012177","490:4900009823","490:4900010305","490:4900009622","490:4900011361","490:4900012159","490:4900010662","490:4900010304","490:4900008225","490:4900010221","490:4900012093","490:4900010028"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6686448117770559,0.5981914287880707,0.41942471120631425,0.391280198096364,0.3840840427331501,0.38229166795552627,0.3491701082625406,0.30648913807752065,0.26491964219077807,0.2645063902519194,0.2574524041901575,0.2499472184048544,0.2408161068832236,0.2352713488537268,0.2334227932374003,0.23137978823425723,0.22783483766816448,0.22202238204824074,0.22134814223380347,0.20644134236544684,0.19066257561871894,0.18717077756402878,0.18598471699067487,0.18421777078576154,0.170684214571096],"twin_dists":[0.11652604825569936,0.13166025253131663,0.17120504395674227,0.17791679997256762,0.1796680004486013,0.1801065968576966,0.18840272475016623,0.19973437581408857,0.2116857520567115,0.2118101084763541,0.21395184308961165,0.2162716750076002,0.21915500478092936,0.22094057188906552,0.22154196271421597,0.22221026175236983,0.22337915785911153,0.22532209845479542,0.2255496619316304,0.23070468787087958,0.23644648496348772,0.2377614072811775,0.23821195783093516,0.23888693109546089,0.24421516043623684],"n_dims_used":45,"mean_confidence":0.8914215087890625},"coverage":{"mean_confidence":0.8914215087890625,"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}}