{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001824","500:5000007974","499:4990002002","499:4990002438","499:4990003172","500:5000008837","499:4990003355","500:5000007067","479:4790002438","499:4990002172","472:4720001819","466:4660008266","500:5000009186","499:4990001059","499:4990001823","499:4990002012","500:5000008218","499:4990001703","479:4790006108","472:4720002157","500:5000008713","499:4990001913","472:4720002004","472:4720002293","481:4810000132"],"twin_admin_codes":[499,500,499,499,499,500,499,500,479,499,472,466,500,499,499,499,500,499,479,472,500,499,472,472,481],"twin_sims":[0.607314847751282,0.3570890193249976,0.28906600160854734,0.2422837632910334,0.2405469762731965,0.21617262558654204,0.21292228071619657,0.19911306960308214,0.18617361936310994,0.18499379585013795,0.17848131895355873,0.17685181241280962,0.1761803758049346,0.17505771486192467,0.1745149778235591,0.1735189323671343,0.1725564664153628,0.17137714836215234,0.1612547638066403,0.1581746095307698,0.1569550880171408,0.15359798953191986,0.1514770604233801,0.14914130493366654,0.14801442563930994],"twin_dists":[0.129706571509522,0.18638415903578084,0.20461726403221303,0.2186868610541731,0.2192410509236156,0.2273121139957317,0.22843353720748932,0.23333226147615518,0.23814006437374932,0.23858993110023718,0.24111025172169298,0.24175103142763882,0.24201628570397496,0.24246141110707842,0.24267733168538452,0.24307484502921795,0.24346050898045363,0.24393517050875757,0.2481092089329283,0.2494168931864653,0.24993976970165738,0.2513946435215828,0.25232584686072934,0.2533625282987699,0.25386695557757005],"n_dims_used":45,"mean_confidence":0.9239234924316406},"coverage":{"mean_confidence":0.9239234924316406,"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}}