{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010030","490:4900009757","490:4900010567","490:4900009558","490:4900009553","490:4900009867","490:4900009519","490:4900011507","490:4900010041","490:4900009651","490:4900010152","490:4900007897","490:4900009549","490:4900011443","490:4900009453","490:4900010315","490:4900009753","490:4900011306","490:4900009745","490:4900009750","490:4900008697","490:4900010148","490:4900009751","490:4900009759","490:4900008440"],"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":[0.0012386977710647405,0.0008689890930233111,0.00030047151294774224,0.00028569908371382205,0.00024662242277631005,0.000058708948800811885,0.000033595055367376305,0.000021816040333895738,0.000017408107616843212,0.000009785799042673394,0.000007919419838629917,0.000007707133099421166,0.000006629575671612319,0.000005889305836326147,0.000004689712053098824,0.0000046544595554728045,0.000004306027952335587,0.000004196417573123535,0.0000039326070985567534,0.0000035183903221735552,0.0000034643927726519827,0.000003397026454376504,0.0000031324950284973907,0.0000026167020601048107,0.000002549699428297857],"twin_dists":[0.47519492303383104,0.487615314318998,0.5230623865427138,0.5246855816059133,0.5293927545734056,0.5733018938258531,0.5894966114503312,0.6017230921816212,0.6080172157234438,0.6237918621074222,0.6294879237358145,0.6302155791147225,0.6342336450196525,0.6373747740029,0.643374126846554,0.6435719141875903,0.6456080141076473,0.6462813228490746,0.6479736875442983,0.6508644600343221,0.65126514922404,0.6517735347617643,0.6538682131260999,0.658493000799997,0.6591571041053357],"n_dims_used":45,"mean_confidence":0.8976376003689236},"coverage":{"mean_confidence":0.8976376003689236,"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}}