{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010672","490:4900011087","490:4900010775","490:4900010927","490:4900011320","490:4900011587","490:4900010838","490:4900010587","490:4900011007","490:4900011082","490:4900010495","490:4900011005","490:4900011006","490:4900010427","490:4900010508","490:4900011390","490:4900010846","490:4900010757","490:4900011158","490:4900010066","490:4900010501","490:4900010677","490:4900010776","490:4900010421","490:4900011021"],"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":[0.6705438205458577,0.6672504774475306,0.3570478143019487,0.35035547438891956,0.33406731884233903,0.30111381200803333,0.2992822848084605,0.2986998940136049,0.2982399088221393,0.29819986342474275,0.2900591448783509,0.2865554148403699,0.2855527931535181,0.2774841156888048,0.26318843893889426,0.24995204869241766,0.21482918904814552,0.21478442778078796,0.2059094662638153,0.176656156642855,0.17624898887107965,0.17439663324739674,0.1741279736714324,0.17015047092210878,0.16646579984135126],"twin_dists":[0.11611479701279205,0.11682782608285815,0.1863946020351371,0.18809906308652125,0.19232063450499462,0.20122307061161282,0.20173384126136557,0.20189663965910976,0.2020253530056209,0.20203656404237494,0.20433433619597186,0.20533508369632011,0.2056228034792055,0.2079607771585489,0.21220752068229232,0.21627016781052075,0.22777423248126114,0.22778966307807033,0.23089322101842302,0.24182825208457137,0.2419891468069501,0.2427244770768733,0.24283158886376052,0.24443138356263067,0.24593752489005016],"n_dims_used":45,"mean_confidence":0.892946285671658},"coverage":{"mean_confidence":0.892946285671658,"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}}