{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001479},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011563","490:4900002049","490:4900002360","490:4900001748","490:4900001477","496:4960012202","469:4690003564","469:4690003354","469:4690003457","469:4690003768","469:4690003353","490:4900004460","469:4690002332","469:4690003771","490:4900002352","490:4900002355","490:4900002952","490:4900001193","469:4690002027","469:4690001405","490:4900002203","469:4690003244","469:4690002957","490:4900004322","469:4690001659"],"twin_admin_codes":[496,490,490,490,490,496,469,469,469,469,469,490,469,469,490,490,490,490,469,469,490,469,469,490,469],"twin_sims":[0.5948361653959615,0.4889759411587711,0.40786917936033806,0.3992247365025073,0.3903341245304106,0.3697245046478158,0.34692711135229665,0.3447664750921562,0.34416295113841006,0.3436499174831809,0.31455978973487375,0.30926649759137415,0.3034454871111941,0.2954160087315678,0.2920096927353998,0.287920422545581,0.2855269055221152,0.2833510957794951,0.2825349128297099,0.2659673909211598,0.2624068032177234,0.26032011632817426,0.26017969713667816,0.25740313942776405,0.2550147590308366],"twin_dists":[0.13237890120125836,0.15535529396193282,0.17393571759927107,0.17600084998795235,0.1781461577649137,0.18321024630762953,0.1889788107429371,0.18953560479012913,0.18969146248325308,0.18982406561254908,0.19752719269435787,0.198971098886426,0.20057543510718842,0.20281810685153048,0.20378033671052317,0.20494433989225166,0.20563024041707242,0.20625675833350954,0.20649252381484465,0.21137100285372,0.21244380151707012,0.21307675510555532,0.21311946259014233,0.21396692989695637,0.21470054708978806],"n_dims_used":45,"mean_confidence":0.9148983425564237},"coverage":{"mean_confidence":0.9148983425564237,"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}}