{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004395","499:4990004411","499:4990004364","467:4670002035","467:4670002271","499:4990004407","499:4990004365","467:4670002430","467:4670002356","499:4990004408","499:4990004371","467:4670002196","499:4990004334","468:4680001197","468:4680001706","499:4990004355","467:4670003661","499:4990004410","499:4990004323","467:4670002326","467:4670001933","499:4990004422","467:4670002279","467:4670002509","472:4720007636"],"twin_admin_codes":[499,499,499,467,467,499,499,467,467,499,499,467,499,468,468,499,467,499,499,467,467,499,467,467,472],"twin_sims":[0.8319356832936478,0.7755627403244594,0.7635176637868221,0.6809158785036185,0.6637491659128418,0.6552488529208718,0.6482373939001348,0.6466658835604564,0.6441823819243067,0.6353789553044892,0.6093457468911435,0.6021513522166847,0.5921809623167832,0.5848380172695339,0.5841217467115659,0.5840480234346226,0.5611160837418712,0.5529963929314102,0.545251722965654,0.5441586566049856,0.5402900672115354,0.5378456473626853,0.532227717713173,0.5321368619794707,0.5281715576618417],"twin_dists":[0.07878579586370306,0.09259721180974724,0.09540587604023339,0.11386319426638881,0.11758497303762393,0.11941959988449403,0.1209295798142939,0.12126765914629453,0.12180169113747642,0.12369257053735026,0.1292716972753574,0.13081223079883345,0.13294771267859015,0.13452142898918437,0.13467500238121163,0.13469080990620888,0.13961688265389108,0.14136690888663309,0.14303983760629774,0.14327627548809216,0.14411376894187802,0.14464352731511612,0.14586285025609894,0.145882591091722,0.14674485253708217],"n_dims_used":45,"mean_confidence":0.9328753153483073},"coverage":{"mean_confidence":0.9328753153483073,"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}}