{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001055","466:4660003316","490:4900006022","490:4900012408","494:4940000543","487:4870005559","490:4900009813","466:4660012487","494:4940006920","466:4660007886","487:4870007745","494:4940007760","466:4660004766","490:4900005389","496:4960004068","490:4900009293","466:4660004064","466:4660006386","466:4660014117","494:4940004843","493:4930006919","490:4900000880","466:4660014172","487:4870003923","490:4900005531"],"twin_admin_codes":[490,466,490,490,494,487,490,466,494,466,487,494,466,490,496,490,466,466,466,494,493,490,466,487,490],"twin_sims":[0.03321299526215522,0.022460236153766137,0.020081704676604813,0.019696254401418502,0.01763931844581581,0.01506231602868098,0.012625932425306173,0.012143445565437012,0.011140578107322417,0.010665163631536908,0.009824474379307389,0.00935453939020428,0.008020223991811286,0.007162853540655554,0.007022325411388463,0.006321979926057163,0.006195729008263856,0.005675734716531095,0.005438385192809979,0.005319062293540246,0.005242007423969826,0.005203283603047369,0.0049955052675474745,0.004947960273966798,0.004816819406414003],"twin_dists":[0.3389109052880921,0.35785117710751946,0.36308902864335646,0.36398824990611633,0.36906412129122756,0.3762129795833788,0.38404228262768964,0.38574977819000017,0.38950054450113336,0.3913845878591419,0.39490723398841754,0.3969952528787442,0.4034809226876029,0.40817990761761785,0.40899787086291717,0.41330799600341167,0.41413042123195537,0.41768552863765895,0.4194070543412645,0.42029833220246954,0.42088355018149304,0.4211805951194538,0.4228094489642327,0.42319078472160154,0.42426007317187553],"n_dims_used":45,"mean_confidence":0.9084535386827257},"coverage":{"mean_confidence":0.9084535386827257,"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}}