{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010687","490:4900009958","490:4900009959","490:4900010919","490:4900010503","490:4900009336","490:4900010604","490:4900011389","490:4900010517","490:4900010596","490:4900010511","490:4900010404","490:4900009965","490:4900010673","490:4900009337","490:4900009661","490:4900010939","490:4900009545","490:4900010690","490:4900011844","490:4900010159","490:4900010518","490:4900011643","490:4900012045","490:4900007904"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0583430235295836,0.039225713896363555,0.03309574186314156,0.022927418019868664,0.013175381927902099,0.012128810819935719,0.00799810586442033,0.007266644755289042,0.00654178561803606,0.00653075374329985,0.005440948963373294,0.005162681256541071,0.004961549226296496,0.004887660928314785,0.0048275142564603735,0.004653385931422769,0.004598171110898974,0.0038901725106190673,0.0038828437922318352,0.003838207581935324,0.0036526792126707853,0.003535940776577907,0.0035324751045365654,0.002739411330710877,0.002319491601404984],"twin_dists":[0.3096037524721341,0.3305259916542411,0.3390868736331335,0.35687948461276897,0.3821668045042588,0.38580250328852655,0.4035963540873769,0.4075849863081375,0.4119108182762164,0.41197992614920437,0.41938809913041475,0.42149420612737987,0.4230814566527731,0.42367922017354703,0.42417188845732207,0.42563022769960873,0.42610299788966766,0.43267122710464173,0.43274473286381315,0.4331951715067738,0.4351200184557473,0.43637734513757637,0.436415247129577,0.44613397687461603,0.4523812800569949],"n_dims_used":45,"mean_confidence":0.8885912577311198},"coverage":{"mean_confidence":0.8885912577311198,"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}}