{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009792","490:4900008844","490:4900009806","490:4900008734","490:4900010895","490:4900010900","490:4900009597","490:4900011207","490:4900010211","490:4900008513","490:4900010207","490:4900011620","490:4900010205","466:4660003900","490:4900010807","490:4900008076","490:4900009390","490:4900012082","490:4900011210","490:4900011130","490:4900010561","490:4900009078","490:4900011615","490:4900009587","490:4900011208"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45147590518041697,0.44927201022903546,0.41336562841659014,0.3878816068664462,0.32057474790284046,0.312156017861553,0.3079891963636356,0.297427639014577,0.2684867221758269,0.23684475804625063,0.21835414049260993,0.21060782362068609,0.20505378635957464,0.2029397250713011,0.2023718349554412,0.20169890544311947,0.20012807715564707,0.19321108921861088,0.19244130640678145,0.1892932378986262,0.1885395224551633,0.18113682600733297,0.17741515842375255,0.17361883080418572,0.16728936815315934],"twin_dists":[0.16378952204619118,0.1642926905974841,0.17263273083262418,0.17874194225409668,0.19590306642640976,0.19818116174244954,0.1993216361107787,0.2022529276711387,0.21061732576748388,0.22043112645346272,0.22656581317189114,0.2292391416792409,0.23119723227023575,0.23195207221054698,0.23215575971614524,0.23239763117416404,0.23296440340486393,0.23549736223748124,0.23578312193706988,0.23696011774125625,0.23724394283762684,0.24007484907999393,0.24152903104126325,0.24303490299325883,0.2455988175873725],"n_dims_used":45,"mean_confidence":0.9187728881835937},"coverage":{"mean_confidence":0.9187728881835937,"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}}