{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009624","491:4910005365","490:4900009527","490:4900010909","490:4900009008","490:4900009623","490:4900007780","490:4900010733","490:4900011145","490:4900009528","490:4900007770","490:4900011144","491:4910004906","490:4900010988","490:4900011069","491:4910004752","491:4910004855","491:4910005518","490:4900009625","490:4900010212","491:4910005314","490:4900009723","490:4900008896","490:4900010493","490:4900007783"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,491,490,490,491,491,491,490,490,491,490,490,490,490],"twin_sims":[0.5188348796159782,0.4551245701382656,0.4412036414838216,0.424763903273477,0.3242558707186453,0.3190757871862798,0.30726632840528373,0.28137376391059393,0.2396147678616125,0.2124915635375153,0.1882698649028962,0.1818518708954552,0.1794653964399966,0.1785016208741051,0.17631875795382182,0.17359578696129693,0.16857743875424794,0.13370367868406752,0.12826193038733583,0.11299327226304354,0.10378670109259606,0.1002237986953878,0.09448927870411176,0.09301040767071898,0.09181906325735226],"twin_dists":[0.14878080221428056,0.16295849509082017,0.1661427964458131,0.169954231075536,0.1949175369758497,0.19630618993327142,0.1995203876152476,0.2068286480217978,0.21953957972895438,0.22858300805031048,0.23734568018125277,0.23979788568459823,0.24072528706132462,0.24110229454795892,0.2419615583763792,0.24304411507354273,0.24507147526133047,0.2605354260813106,0.2632117742904628,0.27121244849611414,0.27644768880308185,0.27857091229211034,0.2821159013845249,0.2830574976638472,0.28382465955790614],"n_dims_used":44,"mean_confidence":0.8839392228560015},"coverage":{"mean_confidence":0.8839392228560015,"n_dims_used":44,"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}}