{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004491","490:4900002832","490:4900001368","490:4900001105","490:4900001636","490:4900002684","490:4900001779","490:4900002680","490:4900002533","490:4900001367","490:4900001774","490:4900001926","490:4900002082","490:4900002834","490:4900001495","490:4900001107","490:4900002678","490:4900001108","490:4900001639","490:4900002532","490:4900002681","490:4900001233","490:4900001778","490:4900003118","490:4900003932"],"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":[0.5097910807173268,0.48044773162200083,0.4199123838304234,0.38164879476966623,0.35977200887532373,0.3311637304384866,0.3030556245117572,0.2953970230807773,0.28733015548837415,0.2838622737773647,0.27201593870288204,0.27162011060900537,0.2691083431693667,0.2681414780124099,0.2492048798815941,0.24804116813304058,0.23692948758261592,0.231211034365558,0.22158840267081092,0.2120881813306796,0.1974886752954865,0.18104447696762252,0.1630710625936374,0.16117070025315394,0.15602318310187976],"twin_dists":[0.1507612096484104,0.15725401526140148,0.17109051945218745,0.1802641489068187,0.18570550863287283,0.19308474332550912,0.20068351949797136,0.2028234517648108,0.20511317180712063,0.20610930636435673,0.2095688641187918,0.20968603723473445,0.21043203863484294,0.2107203478452048,0.21650352908158818,0.21686788203736557,0.22040375517278682,0.2222656370675833,0.22546851830262396,0.22872317906039594,0.23392367618502571,0.24011067562976068,0.247346580354229,0.24814465615465667,0.25034133140263254],"n_dims_used":45,"mean_confidence":0.9138320075141059},"coverage":{"mean_confidence":0.9138320075141059,"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}}