{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009233","490:4900009653","490:4900009237","490:4900009560","490:4900009134","490:4900009240","490:4900009758","490:4900009854","490:4900009232","490:4900009128","490:4900009137","490:4900010158","490:4900008132","490:4900011653","490:4900009352","490:4900010067","490:4900009123","490:4900007908","490:4900009453","490:4900009454","490:4900009855","490:4900009449","490:4900008018","490:4900008239","490:4900009759"],"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":[0.3321294139799,0.32005039735226226,0.24552528706104298,0.23271123423051582,0.2247733489093364,0.22201465911658347,0.20953577764368284,0.19576238435412996,0.19144731359088357,0.17112702932271065,0.15122919560473225,0.13843619459762055,0.1360161169151451,0.13492864641339516,0.12918317986165911,0.12188153428478106,0.11863318145270788,0.11733598528197227,0.11167259872321496,0.10446875567530223,0.1035065822265769,0.10057678897670498,0.09910631587638048,0.09825114834631204,0.09615347505838762],"twin_dists":[0.19283020938247175,0.19604396226013876,0.21765936014728776,0.2217742869318908,0.22439836458791282,0.22532470241524016,0.2296143308210485,0.23455588989640822,0.23615329360171441,0.24403614097224224,0.25243529675762544,0.25827368033428943,0.2594229079434291,0.25994430935914076,0.2627527393974993,0.2664615417110346,0.26816607014014987,0.26885673876190613,0.2719426575147294,0.2760477410253922,0.2766125402062064,0.27835794830170774,0.279249000447635,0.2797719742630522,0.28107009537952443],"n_dims_used":45,"mean_confidence":0.8945572747124566},"coverage":{"mean_confidence":0.8945572747124566,"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}}