{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004214","493:4930007191","493:4930007160","493:4930007047","496:4960001634","466:4660001636","466:4660003089","466:4660002891","488:4880002865","466:4660003600","466:4660001938","466:4660002360","496:4960003925","493:4930006661","466:4660003256","466:4660005686","466:4660001856","466:4660002729","466:4660001527","466:4660003710","466:4660003201","466:4660002722","466:4660002716","466:4660002723","466:4660002150"],"twin_admin_codes":[496,493,493,493,496,466,466,466,488,466,466,466,496,493,466,466,466,466,466,466,466,466,466,466,466],"twin_sims":[0.6567380495680343,0.5224012772723732,0.5088153990315822,0.48972883390183714,0.486750242433789,0.4286999839480588,0.4073462342184036,0.3997467019939091,0.38299098189050734,0.37944258234341877,0.3790436813644045,0.3788416479566336,0.37874405938827693,0.3767206307532932,0.3742551494519194,0.3406253485393601,0.34000406702984654,0.33984460797213517,0.33938095797233425,0.33917575610073747,0.3376090193490667,0.3304301450056329,0.3231992071399155,0.3216620791558597,0.31887412963024153],"twin_dists":[0.11909852300201719,0.14800213663711104,0.15097539094418555,0.155188159196877,0.1558498324673431,0.1690363170300155,0.17406008812895882,0.17587558546219625,0.17993535694026702,0.18080581053099193,0.1809039096091121,0.1809536134301351,0.18097762656110034,0.18147620070625564,0.18208546670155673,0.19060797537152113,0.1907694597529819,0.190810932096755,0.19093157824621973,0.1909850019937613,0.19139347228393297,0.19327837278094892,0.19519979085893938,0.19561130554967565,0.1963605039030923],"n_dims_used":45,"mean_confidence":0.9224904378255209},"coverage":{"mean_confidence":0.9224904378255209,"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}}