{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000011","488:4880000249","488:4880000301","488:4880000153","488:4880000305","488:4880001140","488:4880001060","488:4880000243","488:4880000004","488:4880000025","488:4880000115","488:4880000872","488:4880000417","488:4880000036","488:4880000967","488:4880001050","488:4880000871","488:4880000146","488:4880000437","496:4960005106","488:4880000027","488:4880000076","488:4880000148","488:4880000035","488:4880000638"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,496,488,488,488,488,488],"twin_sims":[0.9218741427862621,0.9051057258680981,0.9020866549486175,0.8998834077823542,0.8888585344553296,0.885057877930551,0.8782792667057905,0.8776258636771478,0.8723651947247261,0.8704134575892395,0.8700500124470198,0.8662020599684211,0.863367908961282,0.8603106815319509,0.8530750051884336,0.8520695576184948,0.8474240857467865,0.8473403708367458,0.8434438527798555,0.8378131659072974,0.8371664784692634,0.8333795643488281,0.8192619593686862,0.8029578291451035,0.8019021463417461],"twin_dists":[0.05238518293864568,0.05799547170127002,0.05895921062995109,0.059654695904513166,0.06304391355897962,0.06418013921962959,0.06616991426384586,0.06635935614253047,0.06787035962263502,0.0684247385607496,0.0685276141056707,0.06961007726360022,0.07039972696297093,0.07124457865719275,0.07321692030900318,0.07348810238137911,0.07473236165673477,0.07475465615348828,0.07578750982680864,0.0772638935795756,0.07743228230840143,0.0784136684278981,0.08200653873354542,0.08604183961280933,0.08629936196512937],"n_dims_used":45,"mean_confidence":0.9272457546657986},"coverage":{"mean_confidence":0.9272457546657986,"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}}