{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004416","490:4900000406","490:4900007740","490:4900004820","490:4900006273","490:4900006274","490:4900000940","490:4900001265","490:4900001978","490:4900001686","490:4900004831","490:4900000895","490:4900007369","490:4900001292","494:4940007046","494:4940008486","490:4900001023","490:4900003437","490:4900001546","490:4900001730","466:4660008554","496:4960007010","490:4900004399","490:4900004264","496:4960008260"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,466,496,490,490,496],"twin_sims":[0.3410957082277604,0.31619846346263786,0.30431673294321676,0.2731546078969092,0.2719296820991089,0.26708009180700143,0.26390580321680185,0.2625380451225322,0.25898126598827986,0.23743160594572332,0.23479863720832375,0.2318623358288871,0.23137314507037807,0.22949474214748997,0.2157840100292523,0.21526217234474032,0.21168196498004174,0.20357317779616496,0.20325234410027754,0.1999612482279903,0.197910311179825,0.19623747081758844,0.19497922859454989,0.19278545602358405,0.1920470572471765],"twin_dists":[0.19048582374460526,0.19708300153638506,0.2003341844429427,0.20923237925003482,0.20959438886043158,0.2110375855679828,0.21199105441871535,0.21240409762655912,0.21348454808605977,0.22024168032857436,0.22109406373503837,0.2220520639428644,0.2222124411538074,0.22283034461847018,0.2274455914044756,0.2276250815802506,0.22886451757396895,0.23172533020790714,0.23184011081194847,0.23302477689318396,0.23376984353928668,0.2343815166838988,0.2348439769781847,0.2356552681213854,0.23592978395387873],"n_dims_used":45,"mean_confidence":0.9199049207899306},"coverage":{"mean_confidence":0.9199049207899306,"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}}