{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010564","490:4900008007","490:4900008884","490:4900008340","490:4900009004","490:4900008901","490:4900008790","490:4900009721","490:4900011641","490:4900009635","490:4900010588","490:4900008339","490:4900011387","490:4900011081","490:4900010662","490:4900009836","490:4900011295","490:4900007786","490:4900008782","490:4900010220","490:4900008225","490:4900010842","490:4900012093","490:4900008789","490:4900011294"],"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":[0.24988374330010765,0.2466324980477625,0.2000398958578916,0.19835816718937865,0.18843257862448543,0.16639743053162007,0.15676144905276623,0.14751540416756456,0.1431318311731148,0.13669871516343352,0.11243696727577787,0.10402876510289043,0.1000250891096924,0.09894344703148714,0.0923941627723418,0.08971142060902686,0.0892809395715546,0.08811461228143316,0.08598230440899131,0.07788695392609155,0.07729671570587646,0.07540747108395618,0.07446596732743146,0.06808433165823037,0.06617157242215282],"twin_dists":[0.21629148290739397,0.21731040036435414,0.23299631088788797,0.2336066925010141,0.2372842787769486,0.24596569726072437,0.2500230659334535,0.25409123944388856,0.25608595796080685,0.2590972217257742,0.2715192264718225,0.27630551192553005,0.2786910549201438,0.27934832865923603,0.2834533506753901,0.28520136959601766,0.2854857043956224,0.28626157187513823,0.28770137917725375,0.29344144198986355,0.2938783765856044,0.29529522638412264,0.2960120256919439,0.3010740588865496,0.302666318073121],"n_dims_used":45,"mean_confidence":0.8880328708224826},"coverage":{"mean_confidence":0.8880328708224826,"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}}