{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008855","490:4900009493","490:4900008084","490:4900008088","490:4900009693","490:4900009491","490:4900001666","490:4900009079","490:4900010197","490:4900010101","490:4900009192","490:4900009698","490:4900009407","490:4900008085","490:4900001804","490:4900008192","490:4900008065","490:4900008518","490:4900009085","490:4900009895","490:4900001960","490:4900008637","490:4900010284","490:4900009592","490:4900008967"],"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":[0.44415837093723987,0.4251870903912502,0.41980885142730395,0.40125651881612423,0.3246096237722966,0.31516983182006963,0.30460732253107886,0.28122481419805667,0.27353469896329424,0.26159406385341394,0.2565705642437261,0.25561616892460587,0.24622944518703374,0.23627566734386557,0.23539026675217264,0.22288211172134836,0.21009773805149803,0.19703917044318195,0.19646240704148668,0.19616072972179044,0.18948688172736577,0.1877348366808991,0.18740810522770057,0.1823644339433709,0.1790552337520249],"twin_dists":[0.16546377576172058,0.16985537334806428,0.17111482817002097,0.1755136678480095,0.19482315751553952,0.19736167722085124,0.20025380838418375,0.20687182604092286,0.20912025170028886,0.21268995259014561,0.21422217358692194,0.21451540912787082,0.21743731368172853,0.22061513311351616,0.22090199043526423,0.22503259839900297,0.22941749655921845,0.23408792716674973,0.23429905932693904,0.23440966349807743,0.23688732540403373,0.23754784014379754,0.23767149405461127,0.23959982424800824,0.2408855575698578],"n_dims_used":45,"mean_confidence":0.9197279188368056},"coverage":{"mean_confidence":0.9197279188368056,"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}}