{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011427","490:4900011751","490:4900012087","491:4910005808","491:4910003893","490:4900012154","490:4900012155","490:4900010562","490:4900012019","490:4900010476","491:4910005468","491:4910005667","497:4970000569","497:4970000568","490:4900007990","490:4900012577","490:4900009821","491:4910005618","491:4910003734","497:4970000636","490:4900011622","491:4910005519","497:4970000440","497:4970000216","490:4900012223"],"twin_admin_codes":[490,490,490,491,491,490,490,490,490,490,491,491,497,497,490,490,490,491,491,497,490,491,497,497,490],"twin_sims":[0.2616037702415244,0.2154445980749161,0.19552548852804438,0.19488210344911303,0.07253312558668071,0.05802396499294009,0.057066367533438495,0.05484977870325082,0.04850811342165545,0.045718196389649655,0.033857938989965364,0.02550526013576051,0.022655212282649165,0.01659765074030135,0.014304631035408244,0.011557577767768355,0.01040361598873301,0.00960659970408607,0.00862621725591564,0.008042872222521593,0.005786641136601783,0.004725554525992404,0.004531777654625223,0.003603111551775497,0.0032983694251476365],"twin_dists":[0.21268701002942822,0.22756230149683457,0.23464294852651893,0.23487976079849196,0.2975068145259993,0.30990236206016164,0.31080678943241336,0.3129493939170021,0.3195030754930826,0.32261506988573113,0.3379523711483824,0.3518074559791959,0.3574435326523562,0.3718356295990213,0.37851994278751033,0.3879059380373557,0.3924531880180587,0.3958639542966189,0.40042430456910516,0.4033630200697355,0.4169033054081689,0.42501990468031725,0.42667835115598723,0.4356493465838988,0.4390574899570888],"n_dims_used":45,"mean_confidence":0.8853444417317708},"coverage":{"mean_confidence":0.8853444417317708,"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}}