{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002668","488:4880003097","488:4880003406","493:4930002742","481:4810002474","481:4810001445","481:4810003795","481:4810002845","488:4880003586","488:4880004063","493:4930003624","488:4880004746","481:4810003884","493:4930001454","470:4700006242","488:4880003836","496:4960012467","499:4990002452","481:4810003498","467:4670000027","481:4810002840","488:4880002389","493:4930002407","481:4810000227","470:4700006375"],"twin_admin_codes":[488,488,488,493,481,481,481,481,488,488,493,488,481,493,470,488,496,499,481,467,481,488,493,481,470],"twin_sims":[0.4476482049554136,0.4348033834464992,0.4142545632719636,0.3977292625743028,0.368407206545074,0.3603383966730575,0.3342438872958377,0.32088883499819276,0.3146605763672027,0.3084079166390844,0.3065655362909637,0.3032674048666172,0.298116035787932,0.29007519279778365,0.28826464694214327,0.28722448385962035,0.2813831477424731,0.28040989432865077,0.2789370084423488,0.2731330112256376,0.2728033914752373,0.2711195411511882,0.270149387899227,0.26645712382861625,0.2552471647833436],"twin_dists":[0.16466401163386282,0.16761975293762116,0.17242271220043284,0.176360157206553,0.18353856048560793,0.18556257482664013,0.19227428570228935,0.19581873138416445,0.19749983490260986,0.1992066323578,0.19971332680029127,0.20062479610373335,0.20206003513596785,0.20432976919237422,0.2048459782686529,0.20514341858992594,0.20682592827025964,0.20710830334213817,0.20753677296537854,0.20923875318516907,0.20933607401472346,0.20983436672850314,0.21012232588190294,0.2112241492734797,0.21462897055379612],"n_dims_used":45,"mean_confidence":0.9238566080729167},"coverage":{"mean_confidence":0.9238566080729167,"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}}