{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003453},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003517","489:4890002822","489:4890003391","489:4890002994","489:4890002825","489:4890003074","489:4890002645","489:4890002824","489:4890002479","489:4890002226","489:4890002910","489:4890002732","489:4890002646","489:4890002995","489:4890001663","489:4890003451","489:4890002476","489:4890002480","489:4890003416","489:4890003454","489:4890002561","489:4890003317","489:4890003297","489:4890002559","489:4890002735"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8398230672302789,0.7496248530566405,0.7408730420379613,0.6753581424259691,0.6687042352726263,0.6604619347704435,0.6587649562170335,0.6548698771197333,0.6509237331641938,0.6507589674242958,0.6489437945037198,0.6413495791358564,0.6360035651683786,0.62101181538077,0.620407323902504,0.6191396969977477,0.609073050620576,0.6067132704933778,0.6031699166060238,0.6025886814317949,0.5902364063320223,0.5889661307668532,0.5871908775099149,0.5861422694342637,0.584436126415734],"twin_dists":[0.07673901856850518,0.09859901264551821,0.1005879374184904,0.11507086953691276,0.11651318378072882,0.11829502556503568,0.11866129146793526,0.11950128715811512,0.1203513731331281,0.12038684829763861,0.12077757104351174,0.12241049097099814,0.1235585096397016,0.12677309035290527,0.12690259955086822,0.12717416300896572,0.1293300900049036,0.1298353854330101,0.1305941199233308,0.13071858247969195,0.13336435834963048,0.13363656869185037,0.13401704701259295,0.1342418207517555,0.13460759558583646],"n_dims_used":45,"mean_confidence":0.9151375664605035},"coverage":{"mean_confidence":0.9151375664605035,"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}}