{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002299","489:4890002052","489:4890001549","489:4890001968","489:4890002053","489:4890002546","489:4890002627","489:4890002381","489:4890002302","489:4890002382","489:4890001801","489:4890002134","489:4890001632","489:4890002383","489:4890002708","489:4890001471","489:4890001799","489:4890001331","470:4700007963","499:4990002781","485:4850004645","499:4990002360","478:4780009011","470:4700007870","470:4700008557"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,499,485,499,478,470,470],"twin_sims":[0.8481615949665267,0.8188062637002181,0.7155002472986394,0.7005044392345474,0.6743787360237635,0.6688924722171905,0.6406738898148783,0.63288119271761,0.5954350728396389,0.5850927233779976,0.5459631942963216,0.5379789432515739,0.5239663025130356,0.5228179229824046,0.45682891561437144,0.4019584308896591,0.3395824590014254,0.308886517726262,0.30517544963289883,0.273846180387659,0.27131616464934866,0.27036441499483793,0.2697658085508785,0.268348446740088,0.26498082096452197],"twin_dists":[0.07453575946353254,0.08212089749000555,0.10627087903338055,0.10958122073323094,0.11528340201903994,0.11647243090565976,0.12255565290228267,0.12422853692205028,0.13225061403548433,0.13446682132647197,0.14288598619860046,0.14461462734705988,0.14766082731347607,0.14791124945669393,0.16257114595229538,0.1753456227908403,0.19087913488969427,0.19907529190978143,0.20009679463667862,0.2090284354564618,0.20977608283487073,0.21005844690804557,0.21023635542952823,0.21065857778094096,0.21166735232860417],"n_dims_used":45,"mean_confidence":0.9180224948459201},"coverage":{"mean_confidence":0.9180224948459201,"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}}