{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008922","490:4900009344","490:4900008020","490:4900009854","490:4900009240","490:4900009242","490:4900008127","490:4900010158","490:4900010157","490:4900009230","490:4900008462","490:4900010067","490:4900008131","490:4900009343","490:4900009849","490:4900009133","490:4900009758","490:4900009856","490:4900009238","490:4900008556","490:4900009232","490:4900008126","490:4900009454","490:4900009032","490:4900009241"],"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":[0.23204634998851897,0.22768282418932953,0.2222606499344206,0.20571048830344596,0.1531119271035475,0.15010304915411105,0.13436066480629247,0.13241336478498214,0.1286118848739059,0.12013698318677402,0.11847589613542778,0.1112300975736619,0.11105324017354291,0.10214943135137744,0.1019108175300661,0.09864131884497067,0.09200250705957291,0.09046164602843051,0.08924864671044203,0.08567137745906055,0.08503585668208537,0.07921548084508157,0.07390410212397894,0.07378889139381027,0.07322052298273486],"twin_dists":[0.2219917940280266,0.22342955001612874,0.22524179076584247,0.2309638379245231,0.25160721387410606,0.25293423858436426,0.26021788958025527,0.26116249412237547,0.2630371082419917,0.267372595380766,0.2682495047750461,0.27218880958548664,0.2722874023835204,0.27741619292283987,0.27755835115114647,0.27953292635078636,0.2837060212196895,0.28470841606260266,0.28550707778491663,0.2879136944537812,0.28834957408966183,0.29246762968742035,0.2964432865063035,0.2965320438266243,0.2969715563707641],"n_dims_used":45,"mean_confidence":0.8937084621853298},"coverage":{"mean_confidence":0.8937084621853298,"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}}