{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010524","490:4900011323","490:4900011861","490:4900010957","490:4900010943","490:4900010174","490:4900010951","490:4900010959","490:4900010877","490:4900010610","490:4900010078","490:4900010872","490:4900010693","490:4900011324","490:4900010706","490:4900011326","490:4900011120","490:4900010710","490:4900010622","490:4900011851","490:4900010178","490:4900010953","490:4900010961","490:4900010535","490:4900010964"],"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":[0.2774659454332865,0.21290142592272512,0.20032322602430272,0.19407932140389142,0.17958862836307707,0.16018799008105106,0.14355313930193905,0.13894819504190542,0.12201509609561889,0.11327802250827707,0.09755294191131718,0.09468169576073465,0.0826260922732409,0.07536181877371848,0.07373819305092517,0.06865885276150985,0.05974114797617669,0.05956746063790683,0.05624206996086538,0.054635586517602364,0.05068547279482351,0.04785596691139793,0.045150012017813386,0.04448204063248574,0.04434789739072638],"twin_dists":[0.20796608842196995,0.22844076968356622,0.2328938252543634,0.23517600511981088,0.24067718509709618,0.24856003672353044,0.2558922928462682,0.258032473729066,0.26639220292989296,0.2710558713674633,0.28020161363043794,0.28199424553725333,0.2900263208743764,0.29532981599771974,0.29657113686738407,0.3006029219659223,0.3083108861050838,0.3084701338783241,0.3115954061863385,0.3131602108168821,0.3171765757779493,0.32021683915968707,0.32326825546764626,0.3240450313241047,0.3242022039029083],"n_dims_used":45,"mean_confidence":0.9137588500976562},"coverage":{"mean_confidence":0.9137588500976562,"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}}