{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001374","490:4900004094","490:4900001922","490:4900004088","490:4900002982","490:4900001925","490:4900001508","490:4900002975","490:4900001645","490:4900003669","490:4900000873","491:4910001268","494:4940005321","490:4900007664","490:4900001923","490:4900000997","494:4940008349","490:4900004358","490:4900001111","490:4900006211","490:4900012972","490:4900000640","490:4900002244","490:4900006092","490:4900006332"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,494,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.059014038486173134,0.056981268904887625,0.05563121840311555,0.017880195834963964,0.01646185195127795,0.012231398692622329,0.011362756228003973,0.007422231642738839,0.005605937199233956,0.005396784961606454,0.004852324140239601,0.0047663262719949764,0.003110642822036376,0.0017687242454876837,0.001679556358943536,0.0016513592550530256,0.0013382976064476744,0.001177985542335029,0.0009048479855143608,0.0007276767194231649,0.0006780594726297777,0.0006629262801257471,0.0006574526832318656,0.0006315424885869622,0.000592153959108943],"twin_dists":[0.30898010839320866,0.3108877674183691,0.31218599994974916,0.3684437142479807,0.3722081166986353,0.3854340880125281,0.38864446188709345,0.40670732286471867,0.41818491969682964,0.4197157597915645,0.4239679975915591,0.42467882769265386,0.44130295414116294,0.4623785929234759,0.4642618046750602,0.4648765263902921,0.47244179013874693,0.47697541843209806,0.486214544062686,0.49371624239674644,0.4961231102853368,0.4968899022872581,0.49717126806629663,0.49853351230331605,0.5007076322388685],"n_dims_used":45,"mean_confidence":0.9197937859429254},"coverage":{"mean_confidence":0.9197937859429254,"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}}