{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005882","490:4900006627","490:4900007009","490:4900005773","490:4900001155","490:4900006399","490:4900006988","490:4900000658","490:4900006985","490:4900003309","490:4900005763","490:4900003841","490:4900006157","490:4900007111","490:4900007115","490:4900006517","490:4900006265","490:4900001016","490:4900001419","490:4900006276","490:4900012492","490:4900006385","490:4900005621","466:4660004194","490:4900012648"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.6137033337791976,0.4145999724337184,0.39124744734012573,0.3907638936759782,0.3827229365764393,0.3310772170731816,0.32622398208897824,0.317775658291946,0.31575901908015,0.2925346821837022,0.27828438654599297,0.26934392624571923,0.2641803545977292,0.25343035213794934,0.2507458401211336,0.249421992399082,0.24089784115835972,0.23312057793228702,0.23060538433633204,0.2247524998534592,0.2237062342100352,0.2224606260280899,0.22106136483249322,0.21941433243887518,0.2143138730219496],"twin_dists":[0.12833855352709622,0.17234115890879245,0.17792473544317797,0.1780419360953406,0.18000097504656343,0.19310756624721856,0.1943931782829753,0.19665670364778556,0.19720199238498984,0.2036316037796182,0.20772706369342933,0.21036188743137627,0.21190830521739448,0.21518962069421213,0.21602273311957487,0.21643567281178128,0.21912888514169465,0.2216405792021141,0.22246459609616026,0.2244053369988792,0.22475578677723018,0.2251744335914113,0.22564659294032496,0.22620492703557352,0.2279520094139083],"n_dims_used":45,"mean_confidence":0.9173743353949653},"coverage":{"mean_confidence":0.9173743353949653,"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}}