{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009903","490:4900010378","490:4900010003","490:4900010377","490:4900010195","490:4900009905","490:4900010547","490:4900010376","490:4900009898","490:4900009698","490:4900010284","490:4900008621","490:4900010283","490:4900009087","490:4900010194","490:4900010459","490:4900010373","466:4660004147","490:4900009296","490:4900010009","490:4900009695","490:4900001809","490:4900009997","466:4660004296","490:4900008525"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,466,490],"twin_sims":[0.4876287384897895,0.41471730998613315,0.3698286721620181,0.35614183718271103,0.3551960691799688,0.32239122206402543,0.3128117930027872,0.30097089712027764,0.2767921893237121,0.2740630604456378,0.2739168615811989,0.2665472370224296,0.2660217318324688,0.25836977034379693,0.25030129100160164,0.24049651126168686,0.2365545688480614,0.23616973293558227,0.2339888883773087,0.2325484941591354,0.22446522816550504,0.22389645877037972,0.22175294936721457,0.21094755904832377,0.20900689192473787],"twin_dists":[0.15565455346637094,0.17231346145219137,0.18318430919855255,0.18662436984952918,0.18686455097776256,0.19541596533182468,0.1980024682996527,0.20126286087939624,0.2081631810016977,0.20896454298092426,0.20900760949292901,0.21119714580791887,0.21135469964099488,0.2136712417732633,0.2161612428587906,0.21925719249698167,0.2205249185068118,0.22064941731760027,0.22135746429829353,0.2218274871565501,0.2245014511886668,0.22469198946652394,0.22541297953799025,0.22912051357449148,0.22979990842506554],"n_dims_used":45,"mean_confidence":0.9150270250108506},"coverage":{"mean_confidence":0.9150270250108506,"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}}