{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011182","490:4900011027","490:4900011180","490:4900011103","490:4900011801","490:4900011809","490:4900011474","490:4900010867","490:4900011475","490:4900011409","490:4900011870","490:4900011408","490:4900011538","490:4900010788","490:4900011661","490:4900011273","490:4900011255","490:4900011201","490:4900011272","490:4900011920","490:4900011789","490:4900011536","490:4900010086","490:4900011593","490:4900011026"],"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":[0.7690235239447395,0.5667485992017237,0.4279565970179939,0.32071319449266106,0.31391442386838775,0.29534372624591126,0.28968795239940437,0.2774402088278196,0.2633845458712257,0.2493446901228995,0.24663603866683817,0.24304705567162457,0.24275948073222856,0.2359874783997735,0.2321560235818821,0.23136703863798208,0.2287951320275675,0.22655077971505114,0.21731874898295836,0.21011708844761462,0.1945360155285131,0.18725878638687113,0.17426518635535201,0.17285022352974,0.16993942654556932],"twin_dists":[0.09412697162785906,0.1384049519624217,0.16920941167691494,0.19586588664237406,0.19770249063348894,0.20283845717747961,0.20444001422165237,0.20797361173328055,0.2121483083860496,0.2164598285025566,0.21730928608501085,0.21844411648947154,0.2185355139700539,0.22070842500247484,0.22195588773131175,0.22221444450781244,0.22306133530703623,0.22380552327548006,0.22691939459479146,0.22941072519694908,0.2350073707469637,0.23772805520494508,0.24277686886192326,0.24334263659818092,0.24451701333037398],"n_dims_used":45,"mean_confidence":0.9174618191189237},"coverage":{"mean_confidence":0.9174618191189237,"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}}