{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010757","490:4900010508","490:4900010671","490:4900011082","490:4900010500","490:4900010586","490:4900010587","490:4900010854","490:4900011236","490:4900011912","490:4900010416","490:4900010918","490:4900010504","490:4900010415","490:4900010427","490:4900010600","490:4900012031","490:4900010775","490:4900011087","490:4900011238","490:4900010516","490:4900011159","490:4900011510","490:4900011160","490:4900011390"],"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":[0.7835638062009191,0.5460689834747778,0.5005794220139502,0.446089796758284,0.432542215475027,0.4090212506668392,0.40547371296881285,0.37209180103532646,0.3701999691772028,0.36981168321871566,0.3594267689762002,0.32935681628827396,0.32503475176425606,0.3100126255542719,0.3072754559955155,0.30351177540420865,0.27025173199493907,0.26215690636686007,0.2584954249470737,0.25071095369335533,0.24494229019345082,0.22794612028875727,0.2250378032190264,0.22245018569565567,0.22170148174003046],"twin_dists":[0.09070834056142066,0.14286311290923906,0.15278771705579253,0.1650208570382165,0.16814361385910953,0.17366197231784775,0.17450600685715315,0.18262169572294,0.1830918879240934,0.18318853909924349,0.18579268987354922,0.1935621027291113,0.19470981116447972,0.198766719126893,0.19951787631951268,0.20055706555548622,0.21009191818891296,0.21251943583521818,0.2136328558713388,0.21603359713300876,0.2178435105971073,0.22334228200711587,0.22430996219212337,0.22517794916818507,0.2254303482328894],"n_dims_used":45,"mean_confidence":0.893162112765842},"coverage":{"mean_confidence":0.893162112765842,"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}}