{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010668","490:4900009438","490:4900010236","490:4900011305","490:4900011574","490:4900010580","490:4900010499","490:4900009662","490:4900011002","490:4900010756","490:4900011702","490:4900011575","490:4900009660","490:4900011369","490:4900011089","490:4900010044","490:4900011164","490:4900010411","490:4900010758","490:4900010754","490:4900010410","490:4900011645","490:4900010759","490:4900010045","490:4900009334"],"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":[0.10446903254834432,0.06196995098333744,0.04709994125078673,0.044525760138642616,0.04246617391899713,0.04084874991820965,0.04034249953795499,0.03757648885698268,0.03516047190172192,0.033175203082624935,0.03314685971840711,0.03277181130484779,0.0321710024614203,0.02958006062333479,0.027061931701705635,0.025123544501866987,0.02352029693389298,0.023283314383042895,0.022338163434382986,0.02124690777096046,0.01986943058670443,0.01924108068752109,0.01874400135346256,0.018091504537098218,0.017999328829913896],"twin_dists":[0.276047579084213,0.30630041797334184,0.32105454115000415,0.3239938921389489,0.3264501834810442,0.3284504502607962,0.32909025404883246,0.33271079367458667,0.33606301779456155,0.33896756403256534,0.339010093084382,0.33957579342052147,0.3404936440948734,0.344628003865912,0.34895548060185816,0.3525296894211741,0.35567078769951516,0.35615071703468987,0.358107966239299,0.3604593296746457,0.3635823632372419,0.3650701224888585,0.3662774394370633,0.3679054626985222,0.3681395747694879],"n_dims_used":45,"mean_confidence":0.8931741502549914},"coverage":{"mean_confidence":0.8931741502549914,"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}}