{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003987","490:4900003046","490:4900002139","490:4900003584","490:4900003994","490:4900003310","490:4900004420","490:4900002749","490:4900003444","490:4900004128","490:4900002143","490:4900003720","490:4900001680","490:4900003700","490:4900003184","490:4900004543","490:4900003035","490:4900001975","490:4900001832","490:4900002741","490:4900004817","490:4900003844","490:4900001976","490:4900001973","490:4900004135"],"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":[0.7995958822904845,0.7948173352793219,0.7417315196806579,0.7396529981460114,0.7138156860577922,0.7071287804188007,0.7035037797183005,0.6816123500161833,0.6674306030984847,0.6397740485030782,0.6303595919122256,0.6257088477603984,0.5957887656403084,0.5917473310879149,0.5890248312406222,0.5688223012975334,0.5620647076657341,0.5431044246255146,0.5340510127699528,0.5173442500805445,0.5078084142466973,0.5001158510605885,0.498203876805177,0.49775828100876635,0.4944906651569707],"twin_dists":[0.08686046608697459,0.08801676652145389,0.10039355574311615,0.10086392903554824,0.10664435247397407,0.1081227499804921,0.1089215800155894,0.11371164936929203,0.11678884966654367,0.12274894142884099,0.12476941910303323,0.12576654211973662,0.13217485450789293,0.13304061793175725,0.1336239889287746,0.13795913285837252,0.13941266089900148,0.14350439345424573,0.1454668371380052,0.14910663192362084,0.15119655590012268,0.1528899658863361,0.15331196610396272,0.15341038093281384,0.15413284032684993],"n_dims_used":45,"mean_confidence":0.9211643642849392},"coverage":{"mean_confidence":0.9211643642849392,"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}}