{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011666","490:4900011475","490:4900011801","490:4900011867","490:4900010714","490:4900011042","490:4900010625","490:4900011602","490:4900011414","490:4900011926","490:4900011201","490:4900011670","490:4900011273","490:4900011122","490:4900010965","490:4900012076","490:4900011182","490:4900011197","490:4900011674","490:4900011984","490:4900011401","490:4900011734","490:4900011731","490:4900011341","490:4900011112"],"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":[0.7497642471574563,0.6015651198248523,0.5463248434369552,0.5067724462915253,0.43191739780145727,0.40253366404929064,0.39981062697485614,0.3881284052046927,0.37234146334279566,0.3532343112298362,0.33200074051367306,0.3108474561988935,0.3091355185140848,0.3011717086839986,0.2989301855953372,0.2731137988626296,0.26950250486971045,0.2684013772163376,0.2509128361075575,0.2501211951988445,0.24726931835286103,0.23837198284619435,0.23311813233822168,0.22950348559166503,0.22948577095971537],"twin_dists":[0.09856719960073444,0.1309377663229553,0.14280779512572803,0.15142420648479019,0.16828856406260453,0.1752080047330674,0.1758602494633683,0.17868190800595254,0.1825597336091648,0.18736380359199473,0.19286410162118092,0.19853837573081617,0.19900700592103993,0.20120695419382625,0.20183224297581256,0.20924442368771556,0.21031468775718024,0.2106427853599921,0.21597074211392994,0.21621740067909065,0.21711014975690612,0.21993874371679148,0.2216413775711272,0.22282746073505663,0.22283330369482887],"n_dims_used":45,"mean_confidence":0.9038324144151476},"coverage":{"mean_confidence":0.9038324144151476,"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}}