{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001773","490:4900001771","490:4900001364","490:4900003117","490:4900001497","490:4900001362","490:4900003666","490:4900001231","490:4900002976","490:4900002828","490:4900002081","490:4900002530","490:4900003516","490:4900003116","490:4900002675","490:4900001921","490:4900002078","490:4900002382","491:4910001275","490:4900003121","490:4900004488","490:4900002690","490:4900002526","490:4900003658","490:4900001631"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.4026865166934116,0.38992954339913816,0.33157532559405384,0.32874577773277325,0.29629855440970543,0.2918586257291089,0.2818920517608163,0.24150009200691505,0.2240241236515883,0.2136431296068735,0.19921571321318227,0.19403723361722658,0.15742563771906787,0.15644473609692816,0.15401622144413607,0.14759984285667446,0.14333872145539642,0.1390893997992164,0.13727454905944048,0.12472083591231387,0.11257183925681528,0.10839331367384332,0.10183247555789689,0.097837279617417,0.09746976939009555],"twin_dists":[0.17517145136835643,0.17824432032352217,0.19297620589026163,0.19372385525426128,0.202569872389767,0.20382316438568213,0.20667851286406347,0.21893660215802993,0.22464919359281893,0.2281838396693567,0.23329500276635576,0.23519155991289206,0.24973766898308877,0.25015946607172407,0.25121213195830006,0.25405324935494306,0.2559908027011913,0.25796606807596983,0.25882342128469316,0.2649998039118923,0.2714447431658545,0.27378508410486657,0.27760508139330164,0.28002635684877053,0.2802529543526108],"n_dims_used":45,"mean_confidence":0.9156742519802518},"coverage":{"mean_confidence":0.9156742519802518,"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}}