{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002092","490:4900001506","490:4900001650","490:4900003661","490:4900003530","490:4900001642","490:4900002696","490:4900001250","490:4900001646","490:4900002989","490:4900001509","490:4900002996","490:4900001378","490:4900002394","490:4900002550","490:4900003660","490:4900003657","490:4900003399","490:4900001510","490:4900002992","490:4900003127","490:4900003654","490:4900001118","490:4900001516","491:4910001207"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.35150127168200246,0.3145457912503384,0.30260717656794456,0.2040803356391381,0.19431852066368205,0.18947005892464894,0.1569132012805185,0.15142969573946324,0.14914700348897605,0.14596185969631648,0.1434170950672616,0.12346206409821238,0.10634004170659375,0.10394946078025709,0.08826638127522934,0.08212289265294676,0.0750893139289247,0.07111309688397936,0.06483454903228761,0.058488876142185155,0.057009390170221656,0.05350671193628369,0.051265189746428665,0.050455974001208624,0.04753220731531641],"twin_dists":[0.18780604856013683,0.19753099287378745,0.20080794591099982,0.23154414356437233,0.2350876464132564,0.23689364717205172,0.24995778144552513,0.2523467515465762,0.25335998459800574,0.25479308555022884,0.2559547828828812,0.2656446898399403,0.2749607843918069,0.2763520630920464,0.2861601520275206,0.2903813740732299,0.2955366384057952,0.29862569048256005,0.30380175296803197,0.3094676957796698,0.3108609968029512,0.3142827443154381,0.3165712044320326,0.3174178236210607,0.3205742115745556],"n_dims_used":45,"mean_confidence":0.9148117065429687},"coverage":{"mean_confidence":0.9148117065429687,"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}}