{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007378","490:4900001541","466:4660003770","466:4660003878","496:4960008870","490:4900002002","494:4940007871","466:4660003530","466:4660004525","494:4940007682","490:4900002736","494:4940008743","490:4900009190","496:4960003921","466:4660004516","485:4850003474","467:4670003584","490:4900004546","485:4850000054","490:4900001969","494:4940008077","466:4660001426","496:4960005967","490:4900002439","466:4660003595"],"twin_admin_codes":[490,490,466,466,496,490,494,466,466,494,490,494,490,496,466,485,467,490,485,490,494,466,496,490,466],"twin_sims":[0.24461449029060173,0.19910968350737493,0.13637108368154713,0.10531447644979239,0.06321296015905724,0.054429214582902494,0.048089547125690926,0.04793648851519185,0.0462198011493559,0.04389105797401983,0.037534568834817345,0.03702235452904377,0.03546375561057057,0.03514589915617483,0.03484597249693449,0.034106797477351326,0.03410336271775736,0.03145627661852119,0.02956460762477924,0.029155204760938556,0.028953107440057753,0.0272277749725343,0.026267920588126086,0.026246127705312386,0.025970929345757933],"twin_dists":[0.21794717640915068,0.23333349082436242,0.2592533912298942,0.27555463519848494,0.30520482039572694,0.31336397900429197,0.31996026094123176,0.32012827157550006,0.32204405363524874,0.32474048413496137,0.33276737740035495,0.33346312822134816,0.3356316638086082,0.3360838238728074,0.3365136794381944,0.3375866685954604,0.33759170054687865,0.34160480006991856,0.34465357842665056,0.34533534988475184,0.34567493388431286,0.34866003790371664,0.35039197183645726,0.3504319237873797,0.3509389115200716],"n_dims_used":45,"mean_confidence":0.9203369140625},"coverage":{"mean_confidence":0.9203369140625,"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}}