{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001882","490:4900000157","490:4900000517","490:4900000176","490:4900001740","490:4900000619","496:4960009184","490:4900001167","490:4900001093","490:4900002499","490:4900001060","490:4900001065","490:4900002195","490:4900000953","490:4900000503","490:4900001193","490:4900000274","496:4960006105","490:4900001747","496:4960009380","490:4900000145","490:4900000615","490:4900001450","490:4900000475","490:4900002180"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,496,490,496,490,490,490,490,490],"twin_sims":[0.697171201018595,0.6297235396293595,0.617796301600502,0.5915737650050876,0.5745791233634154,0.5412524917099703,0.5158561657251378,0.5152336820514362,0.5137465625711587,0.51170683679729,0.5015733179291053,0.49465180647177825,0.4772311682674743,0.46202891195228574,0.45864692840247806,0.44879595706592584,0.4420310025304164,0.42092742855951215,0.4135833785753148,0.4108200019632271,0.41036407362934213,0.4004032579755461,0.3919054071560892,0.3906198370573904,0.38517209908562045],"twin_dists":[0.11031295725616913,0.12490582271142084,0.12746193234531528,0.13307780526196572,0.1367224284085939,0.1439053152511673,0.14943213135414193,0.14956835963921283,0.14989397479127423,0.15034097000395216,0.15256858398366271,0.1540971803706888,0.15797289826844882,0.16139253434348,0.1621585392223391,0.16440149887781141,0.16595248536336035,0.1708523279384244,0.1725812673649603,0.1732352465042264,0.17334333067059796,0.1757181266191535,0.17776537195231099,0.1780768647322945,0.17940222859157268],"n_dims_used":45,"mean_confidence":0.9178922865125868},"coverage":{"mean_confidence":0.9178922865125868,"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}}