{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003860","490:4900004534","490:4900004537","490:4900004535","490:4900004419","490:4900003030","490:4900003038","490:4900002431","490:4900002293","490:4900003572","490:4900003851","490:4900003856","490:4900004831","490:4900003992","490:4900001405","490:4900004540","490:4900004541","490:4900002007","490:4900001553","490:4900001819","490:4900003993","490:4900002892","490:4900003186","490:4900001542","490:4900004548"],"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":[0.5198969127443249,0.5152856597608239,0.48356191259626574,0.46603327619242896,0.4518034529043963,0.4457664405367969,0.4246171826449832,0.4209155292027284,0.40571322325318104,0.39723771978664374,0.39568866373714373,0.37674567527631975,0.350811647621315,0.3504265926162641,0.3415035065468118,0.3396939638838203,0.33946038195753736,0.3392040356375187,0.3372510061028937,0.336685213119287,0.33565301562203864,0.32296006218891693,0.3214598165026277,0.32000802415484625,0.3181407502227927],"twin_dists":[0.14854879348019998,0.14955698296126885,0.1565594707888853,0.1604881104822029,0.1637148181689263,0.1650949586643164,0.1699885149978534,0.1708551188472131,0.17444891928400633,0.17647839163287785,0.1768514374684797,0.18147002176121957,0.18798234608186037,0.1880808614677701,0.19037999213843734,0.190850121425638,0.1909109050878181,0.1909776384616316,0.19148695470472196,0.19163480075674239,0.19190486850996014,0.19526374208296907,0.1956655363429866,0.19605535382060488,0.19655819372666597],"n_dims_used":45,"mean_confidence":0.9227174546983506},"coverage":{"mean_confidence":0.9227174546983506,"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}}