{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001592","480:4800001591","480:4800002518","480:4800001701","480:4800001482","480:4800001875","480:4800002035","480:4800001481","480:4800001424","480:4800001584","480:4800001415","480:4800001646","480:4800002047","480:4800001371","480:4800001474","480:4800001981","480:4800001929","480:4800001414","480:4800001705","480:4800001483","480:4800001530","480:4800001763","480:4800002468","480:4800001645","480:4800001540"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5167242503113297,0.47283490751339274,0.36197711460345555,0.34665907799475437,0.3449585264418252,0.3412779135043515,0.33692391733968446,0.3366088917423014,0.31797581355335963,0.29201004744476056,0.27515496225235475,0.2716756064511431,0.2615308078252209,0.26085054656394113,0.24419003355267876,0.24388912102690713,0.2410115386024687,0.23251072186483937,0.2257325298311776,0.22519031366871006,0.2213043687659059,0.21113451184736312,0.20921596622766833,0.2038792977940958,0.20353613355698486],"twin_dists":[0.1492422212745346,0.15895798813327022,0.18514967113991565,0.18904778289261626,0.18948603865241595,0.19043852956735793,0.1915724091510592,0.19165475439461213,0.19660268941276243,0.20378023616548518,0.20864334088450998,0.20966960300471377,0.2127091307832177,0.2129155590609602,0.21808154288074302,0.21817689139026156,0.21909256066328833,0.22183983853270905,0.22407805584333967,0.22425901204333074,0.22556445196971375,0.22905528909384404,0.2297265094276371,0.2316159291475274,0.23173857671603895],"n_dims_used":43,"mean_confidence":0.9127011853595113},"coverage":{"mean_confidence":0.9127011853595113,"n_dims_used":43,"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}}