{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004189","488:4880004071","488:4880003854","490:4900002791","490:4900002950","470:4700006008","490:4900005009","469:4690000793","490:4900002934","466:4660002560","469:4690000001","499:4990000367","490:4900002056","470:4700003127","490:4900002361","469:4690000915","469:4690000854","469:4690000731","493:4930004987","490:4900006650","496:4960011811","490:4900007140","499:4990000431","466:4660002162","469:4690000853"],"twin_admin_codes":[490,488,488,490,490,470,490,469,490,466,469,499,490,470,490,469,469,469,493,490,496,490,499,466,469],"twin_sims":[0.37373894017726644,0.36221439037286324,0.35813722275032356,0.33008820108847037,0.30390826559558,0.28234253677063215,0.2648614608557376,0.2524588932154567,0.2506061298108944,0.2503715906032491,0.23437651161325695,0.23158579537392476,0.23092343813003893,0.2294529809576774,0.22663262750884963,0.22612987253637956,0.22434568544484276,0.21882240200753256,0.2125992021646026,0.2069803064028182,0.19848608664710565,0.1884553651863343,0.18621634572833676,0.17971875199834303,0.17851985514956753],"twin_dists":[0.18221328049119856,0.18508996420818674,0.1861187103949605,0.19336870922331212,0.20044724034598027,0.20654815414809471,0.21170325275304386,0.21549045158848476,0.21606624624079393,0.2161393289085262,0.22123130118562936,0.22214269808738124,0.22236007098400698,0.22284411987126349,0.22377829837597116,0.2239456321012704,0.22454147141723535,0.22640627374642341,0.22854563524167237,0.23051398043581434,0.2335601390145607,0.2372756830394127,0.23812381045727718,0.24062641843154772,0.24109514831859363],"n_dims_used":45,"mean_confidence":0.917020501030816},"coverage":{"mean_confidence":0.917020501030816,"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}}