{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005598","490:4900007460","490:4900006243","490:4900005597","490:4900005988","490:4900005732","490:4900005735","490:4900005864","490:4900008618","490:4900004388","490:4900007467","490:4900007342","490:4900007459","490:4900005858","490:4900007212","490:4900005464","490:4900007345","490:4900007221","490:4900008059","494:4940007647","490:4900006599","490:4900006135","490:4900006123","490:4900006245","490:4900005989"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.1741087075331045,0.04724107334401037,0.046855921940108416,0.04317234700763543,0.024887793526329603,0.013011380044738471,0.006496578607674396,0.005919911787561282,0.00438966888397897,0.003756858768565348,0.003726557056952067,0.0026729206701756503,0.0014328664447577316,0.0012030927202771574,0.0011252768458196916,0.0011139960157495305,0.0008610914916323453,0.000659946478452398,0.0006130988175398897,0.0005696313321984744,0.000528287057925861,0.0004610553840334493,0.0002732858853796036,0.00012369794966798803,0.00011466484039122098],"twin_dists":[0.24283927460560714,0.32089731282404527,0.32132732314277096,0.32559692510727545,0.3529804984810222,0.3827192426478845,0.41219468160392897,0.4159810584666524,0.4279360012910143,0.4340284934567803,0.43434310288260636,0.44706200041570365,0.4699977480550344,0.47622903507374975,0.47859149253579325,0.47894646069729957,0.48793102674366884,0.49704280694730607,0.4995353148733208,0.5020122270633849,0.5045375861144845,0.5090679788031203,0.5261116610753211,0.5509393884341915,0.5532560818196116],"n_dims_used":45,"mean_confidence":0.9140182495117187},"coverage":{"mean_confidence":0.9140182495117187,"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}}