{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000708","494:4940008239","490:4900001292","494:4940008332","496:4960007908","490:4900001589","490:4900000324","496:4960008857","496:4960009063","490:4900003468","496:4960008865","490:4900000844","487:4870004253","490:4900000822","490:4900001066","490:4900000793","496:4960008961","490:4900001587","490:4900001730","490:4900000472","490:4900000821","490:4900000940","494:4940006037","496:4960004361","490:4900001428"],"twin_admin_codes":[490,494,490,494,496,490,490,496,496,490,496,490,487,490,490,490,496,490,490,490,490,490,494,496,490],"twin_sims":[0.40232337536163953,0.33320430867152157,0.32618842781592183,0.32256909952296586,0.315428077591592,0.30023224064534104,0.29342893597763,0.2932047927917819,0.283678454305378,0.28323687855108287,0.27369855577884383,0.26043328849703734,0.25716769147943025,0.24075388721203464,0.23476840648098626,0.23068485032452615,0.2261091223754843,0.22477523534789334,0.2191934691211468,0.21608453314001844,0.21346774526224213,0.21161575172555502,0.20513192251756543,0.2040048753549163,0.20289338566692114],"twin_dists":[0.175258303644178,0.19254736470893313,0.1944026353331693,0.19536834871986836,0.19729166519973362,0.20146869317360597,0.20337861990388748,0.20344198692225576,0.2061623115966811,0.20628972682401672,0.20907194317244868,0.21304234514222295,0.21403905851557184,0.2191748920379056,0.22110388668533446,0.22243847151627463,0.2239525437530808,0.22439773374004285,0.2262800116287144,0.22734235684469392,0.22824453919031742,0.22888757317028174,0.23116943560489922,0.23157108285830555,0.23196867828028855],"n_dims_used":45,"mean_confidence":0.9078199598524306},"coverage":{"mean_confidence":0.9078199598524306,"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}}