{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000497","498:4980001528","498:4980001159","498:4980000697","498:4980000781","498:4980002729","498:4980000159","498:4980001160","498:4980000287","498:4980000247","498:4980000390","498:4980001529","498:4980002857","498:4980001058","498:4980001254","498:4980002788","498:4980002790","498:4980000094","498:4980002791","498:4980000253","498:4980001049","498:4980001926","498:4980002012","498:4980002659","498:4980000866"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8518918344102178,0.8424138475394822,0.8163213722488432,0.7663876667354426,0.7447608306138132,0.7348263730294532,0.7109935214992192,0.6918895638343332,0.6824594148319005,0.6809711662081905,0.6691740309999701,0.6677460736510196,0.6645864158523314,0.6610712878021937,0.6556902608877072,0.649758709653606,0.6438429733752228,0.6431744407749798,0.6420692658682667,0.638798628784952,0.6357667831633169,0.6259721600137499,0.6222514252799269,0.621851120400599,0.6194481264033126],"twin_dists":[0.07353596579218806,0.07605897961375079,0.08274282344767862,0.09474023739926445,0.09970642018668012,0.10195288457147889,0.10726908742091122,0.11146968073733056,0.11352727334707104,0.11385116595298203,0.11641146884970675,0.116720580695629,0.11740400262706828,0.11816345955560877,0.11932444462477104,0.1206021791078986,0.1218746524585757,0.12201834907793159,0.12225585569407152,0.12295842776302437,0.12360933210429803,0.12571010206311323,0.12650749047157744,0.12659326314867844,0.12710809052843536],"n_dims_used":45,"mean_confidence":0.9246086120605469},"coverage":{"mean_confidence":0.9246086120605469,"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}}