{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004726","490:4900005001","490:4900005278","490:4900002202","490:4900006040","490:4900005916","490:4900005139","490:4900005252","490:4900005932","490:4900007517","490:4900005931","496:4960007964","490:4900005274","490:4900006407","490:4900005915","490:4900005000","490:4900002927","490:4900004725","490:4900004183","490:4900006766","490:4900005913","490:4900001473","490:4900003349","490:4900006887","487:4870012030"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.6692767359842835,0.5960197412008997,0.5877741361521932,0.5652131478959648,0.558847616691449,0.5440075492308423,0.5293465731714752,0.517572133560429,0.4914581462809605,0.49126383973772864,0.48989532098104127,0.44961052028195225,0.42523662859573047,0.42230495600567075,0.40794794029979214,0.4056813027756526,0.4024911930558912,0.4014916094042182,0.39156444111404465,0.3907622970701925,0.3899808736531888,0.38529853117860946,0.3844504193903585,0.3808207859008189,0.37682743518243333],"twin_dists":[0.11638922998952247,0.132125381343764,0.13389203362241991,0.13873517915252273,0.14010543341105358,0.14330896769860674,0.1464892005125596,0.14905680536592714,0.1548045594481738,0.15484764089420922,0.15515121111798183,0.1642153459372174,0.16984380375493663,0.17052946313736614,0.1739169922310253,0.17445652670134015,0.17521816240739072,0.175457369927052,0.17784794124047643,0.17804232318277133,0.1782318635417321,0.17937136912243232,0.1795784681657622,0.18046726127109552,0.18144985148128676],"n_dims_used":45,"mean_confidence":0.9156811184353298},"coverage":{"mean_confidence":0.9156811184353298,"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}}