{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003404","490:4900003649","490:4900001377","490:4900001648","490:4900002845","490:4900001124","490:4900001511","490:4900003390","490:4900003130","476:4760003707","490:4900003132","490:4900002395","490:4900003514","490:4900003952","490:4900002993","490:4900003536","490:4900002988","490:4900003259","490:4900002695","490:4900003521","490:4900001513","490:4900001245","490:4900001383","490:4900001516","490:4900001379"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,476,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09627193995567959,0.04646305246580921,0.04439424992332003,0.02932491118182149,0.016645557364943737,0.01584237052407538,0.014765484174560079,0.01369617754863646,0.01343835411985706,0.012283337676748394,0.011101883033727812,0.010636324473145517,0.010170588439406563,0.009995927521555278,0.00890511979821783,0.008765507759714294,0.008621771744373986,0.008076964542718649,0.007859013902253608,0.007790575520438843,0.006849029932682897,0.006773501802429312,0.006403268808815795,0.006222112541904493,0.006220309851254867],"twin_dists":[0.2809961948671674,0.32176900803647307,0.32414784862664053,0.345051749847059,0.3717048632483986,0.3739423340196938,0.3771042990081107,0.38045194302826146,0.38129355306905255,0.38524860721710164,0.38965119095596684,0.39150126402323226,0.3934256102967424,0.39416757194718866,0.3990816631211826,0.3997489812121074,0.40044601801586777,0.40318610149679707,0.40432888401864064,0.40469359315976167,0.41002707490844337,0.4104829849196975,0.41278626233679977,0.41395731255658713,0.4139691193565229],"n_dims_used":45,"mean_confidence":0.9138522677951388},"coverage":{"mean_confidence":0.9138522677951388,"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}}