{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001775","477:4770001650","477:4770001949","485:4850007130","477:4770001258","477:4770001707","477:4770001771","468:4680000040","477:4770002016","499:4990002808","499:4990003287","485:4850006900","499:4990001600","500:5000006416","477:4770000160","500:5000001885","499:4990003515","485:4850000767","477:4770004017","477:4770000403","485:4850006964","499:4990001226","477:4770000134","500:5000003794","477:4770000896"],"twin_admin_codes":[477,477,477,485,477,477,477,468,477,499,499,485,499,500,477,500,499,485,477,477,485,499,477,500,477],"twin_sims":[0.5208069645749682,0.49414946799001674,0.4620585052584991,0.44791309728986556,0.36852467643572556,0.34061447801958933,0.34038473610165787,0.32838033709769127,0.3282020095441812,0.3249051313629549,0.32196059200265564,0.32160908654161263,0.31229462212803305,0.3104881623819198,0.3058536428104757,0.2918203072458581,0.2895678232538838,0.2873408802697204,0.28478970068142967,0.2825424009282601,0.28230353484428594,0.28149046261120586,0.2779240270134116,0.27614946474109603,0.2737675965778401],"twin_dists":[0.1483500750229713,0.15420835708298286,0.16138584037466938,0.1646034032067018,0.18350925936321988,0.19061079949500936,0.1906704969518102,0.1938206728356397,0.19386793938513458,0.19474436143895257,0.19553130291680024,0.1956255121193907,0.19814337536891594,0.19863660690599436,0.19990958315772023,0.20383402981435084,0.20447423213038468,0.2051101023856614,0.20584219330632944,0.2064903589075106,0.2065594353210438,0.20679482870094695,0.20783225338492628,0.20835146924394074,0.20905159377259463],"n_dims_used":45,"mean_confidence":0.9204981486002605},"coverage":{"mean_confidence":0.9204981486002605,"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}}