{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009389","490:4900010295","490:4900009180","490:4900009492","490:4900009388","490:4900008858","490:4900008967","490:4900009080","490:4900008971","490:4900009394","490:4900007863","490:4900009490","490:4900008867","490:4900009701","490:4900009068","490:4900009693","490:4900008068","490:4900009899","490:4900007862","490:4900008637","490:4900008305","490:4900008518","490:4900009181","490:4900008851","490:4900008515"],"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":[0.6465634532385707,0.5806000766699743,0.548216349076025,0.5114666246570011,0.4542330981349017,0.4495991754093526,0.44946157025668176,0.44177768705515297,0.4397760502769328,0.4368169236297395,0.4331574375334747,0.42951018215237147,0.388502543818815,0.38332769944426126,0.3821699785476128,0.382074739193751,0.37232448231460474,0.3699022727035527,0.3671697666871725,0.35890695400796463,0.3570932386722817,0.356954578384737,0.34837478356622925,0.348297581594503,0.34530066011714344],"twin_dists":[0.12128969075628405,0.1354302726537113,0.142398982967806,0.15039364080997009,0.16316131174857001,0.16421793772335952,0.16424937617787325,0.16601073874968345,0.16647150054336415,0.1671541777942502,0.16800097222983512,0.16884780561662271,0.17859093227483194,0.17985295887759573,0.18013641009965561,0.18015974640244956,0.18256394737281095,0.18316598527956296,0.18384750563970864,0.18592403627584164,0.1863830897195701,0.18641823403141927,0.18860677065776332,0.18862659037256424,0.18939777430892787],"n_dims_used":45,"mean_confidence":0.923992411295573},"coverage":{"mean_confidence":0.923992411295573,"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}}