{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001613","480:4800001265","480:4800001387","480:4800001275","480:4800002112","480:4800001333","480:4800001620","480:4800001334","480:4800001436","480:4800001377","480:4800001518","480:4800001833","480:4800001717","480:4800001521","480:4800001272","480:4800002434","480:4800001279","480:4800001392","480:4800001564","480:4800002535","480:4800001344","480:4800001388","480:4800001893","480:4800001611","480:4800001735"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4527999729582332,0.3861288991454326,0.3395713592744722,0.33666851982495405,0.31435154410698757,0.30971999177778853,0.30393088603328283,0.2817243474486867,0.26600965837889795,0.25901512941296695,0.25885140192017636,0.2577954149920919,0.2510538817911962,0.2499058197688742,0.24272270343196586,0.2338199357391528,0.22232830344158172,0.2107072249733087,0.20371746280327555,0.20221711407784532,0.20081359429989382,0.20073275830613746,0.19741589213301322,0.1950378025983063,0.1865219458748455],"twin_dists":[0.1634876648518011,0.17916881292928005,0.19088202330802773,0.1916391648813477,0.1975837352102492,0.19884684386507528,0.20044097713955103,0.20672707434953763,0.2113583217066407,0.21347421747788606,0.21352417319836361,0.2138468501903015,0.21592684744355614,0.21628459340887118,0.21854720763360286,0.2214124976698753,0.22521899877084306,0.2292044194870373,0.2316737516366683,0.2322113221399588,0.23271668593893738,0.23274586639257464,0.23395025389798796,0.23482240253714792,0.23800763069920974],"n_dims_used":43,"mean_confidence":0.9202879972236101},"coverage":{"mean_confidence":0.9202879972236101,"n_dims_used":43,"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}}