{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003638","500:5000004352","500:5000004524","500:5000004348","500:5000003637","500:5000004698","500:5000003460","500:5000003814","500:5000003815","500:5000004170","500:5000004353","500:5000004525","500:5000003641","500:5000004347","500:5000004873","473:4730006312","473:4730005526","473:4730005527","500:5000003463","500:5000004337","473:4730006080","473:4730006539","500:5000004848","473:4730006425","500:5000002951"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,473,473,473,500,500,473,473,500,473,500],"twin_sims":[0.8867884423507301,0.8284743413442113,0.8145716572615029,0.8120268118419165,0.8113829032666475,0.785260529949472,0.7823930705644123,0.7658145042061981,0.7649613082338813,0.7535306494618512,0.7425662069455614,0.7351045739133488,0.7151712978490391,0.6823486964497368,0.631886102170406,0.6176262462749782,0.6155356308925783,0.6051709492419238,0.6034198458172293,0.5949449859571742,0.591592677413999,0.5838848075410906,0.5811506364294726,0.5794700932558193,0.5767911800363705],"twin_dists":[0.0636646894191668,0.07967340143622648,0.08317908400890547,0.08381120160307531,0.0839707008585234,0.09030522129070376,0.09098595720972782,0.09487334411857246,0.09507132252766283,0.09770594762808898,0.10020441549342479,0.1018902414788813,0.10634384218492753,0.1135513768141611,0.1244420062113318,0.1274983582087071,0.12794613914411376,0.13016563828166283,0.1305406018524299,0.13235559126789137,0.13307375316643125,0.13472580667019926,0.13531217456100128,0.1356726887028443,0.13624755861562365],"n_dims_used":44,"mean_confidence":0.9204961603338068},"coverage":{"mean_confidence":0.9204961603338068,"n_dims_used":44,"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}}