{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001112","491:4910001245","491:4910002250","491:4910001786","491:4910000982","491:4910001312","491:4910001795","491:4910001950","491:4910001667","491:4910001549","491:4910001551","491:4910002198","491:4910001553","491:4910001300","491:4910002241","491:4910002097","491:4910002108","491:4910001613","491:4910002725","491:4910002152","491:4910001992","491:4910001377","491:4910002047","491:4910001996","491:4910001550"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5111654737711853,0.4032509242400831,0.377421881944729,0.36628518497214363,0.3566900235273017,0.3392891881341729,0.3093175247907293,0.302408213012523,0.2994910314206702,0.28908406958235555,0.27661716358177396,0.25848269403676477,0.23985112259317493,0.22253197731956303,0.21821286232571302,0.20900421461727753,0.20563533357834246,0.1981873640892552,0.19254248807353957,0.18688388391439673,0.18483531704416248,0.17872927863818372,0.16897988951960435,0.1597458011938972,0.14384788402395296],"twin_dists":[0.15045968241321375,0.1750365323439536,0.18130326474959235,0.184068674265699,0.18648530660204005,0.19095546812682077,0.19895711248499265,0.2008631847054424,0.20167553452791778,0.2046121116300779,0.2082144288649928,0.21363674446877656,0.21946381860293337,0.22515041039311068,0.22661399256153528,0.22980084866214728,0.23099052234761275,0.23366888490101043,0.2357455157761659,0.23787020578429302,0.23865051267580023,0.24101310988339594,0.24490730449161827,0.24874754938039872,0.2557570565910482],"n_dims_used":45,"mean_confidence":0.898940192328559},"coverage":{"mean_confidence":0.898940192328559,"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}}