{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003953","500:5000002251","500:5000002134","500:5000004304","499:4990003927","500:5000002914","499:4990003982","500:5000004137","500:5000003093","473:4730006506","500:5000004670","499:4990003488","473:4730006507","500:5000009829","500:5000010053","500:5000011325","500:5000007207","500:5000005361","499:4990003693","500:5000003070","499:4990003491","499:4990002503","500:5000005014","500:5000001898","500:5000010724"],"twin_admin_codes":[500,500,500,500,499,500,499,500,500,473,500,499,473,500,500,500,500,500,499,500,499,499,500,500,500],"twin_sims":[0.6346168161743208,0.4510418935143957,0.446952922853418,0.4360907624448279,0.42702071726493956,0.3957572715132558,0.39507290666126366,0.3923912400195965,0.3904588878377494,0.3816148695314487,0.3614977598113059,0.35166200612638726,0.34852204172963636,0.3397034920664037,0.3315218347044264,0.3314335075922021,0.3308960364336233,0.33074125072270744,0.32219148956338367,0.3157004796307626,0.31476403696664235,0.3144874072677033,0.31321313409636176,0.30977341993046165,0.3096422261638326],"twin_dists":[0.12385613127765932,0.16388853818365154,0.1648231595183094,0.1673219837330217,0.16942750331694878,0.17683490104868724,0.176999911592483,0.17764777914031188,0.17811589636042532,0.18027246667139707,0.1852703543657227,0.18776498388660448,0.1885689721348078,0.1908476424387919,0.19299030724087335,0.19301359489532566,0.1931553737433504,0.19319622786412774,0.19546944987829654,0.19721785051820412,0.19747175645478932,0.19754684345414378,0.19789321137194052,0.19883221170538598,0.19886814381705362],"n_dims_used":45,"mean_confidence":0.9251469930013021},"coverage":{"mean_confidence":0.9251469930013021,"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}}