{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004530","490:4900004256","490:4900002421","490:4900002423","490:4900003296","490:4900001957","490:4900002422","490:4900004242","490:4900004380","490:4900010387","490:4900004521","490:4900003693","490:4900003968","490:4900004532","490:4900009692","490:4900004255","490:4900002869","490:4900004257","490:4900004099","490:4900009897","490:4900010007","490:4900009487","490:4900002257","490:4900003973","490:4900001959"],"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":[0.5193836195103578,0.45723984043202104,0.3795824749874283,0.37956042736728934,0.36049536949270494,0.33578547773670686,0.3141460034490581,0.271026834648494,0.2703865690718619,0.2626135215383378,0.2613066177075494,0.2583084349669304,0.2552532249836037,0.24969810220142305,0.2448463672837076,0.2394752035774176,0.2372341519476815,0.23097913816327448,0.228763021733223,0.2249289588121296,0.22463327545471412,0.22104884206421946,0.21625576278705014,0.20929011840827547,0.20360586684338364],"twin_dists":[0.14866091203185472,0.16247783289615986,0.1807714194853619,0.18077683923957094,0.1855229814102697,0.19187018553070898,0.1976395641415748,0.20986185619213008,0.21005186729000705,0.21238126979069025,0.21277712499939902,0.21368998323522334,0.21462710468057877,0.2163494321277228,0.217873836689862,0.21958433846515693,0.2203053882479104,0.22234177550339201,0.22307194837748515,0.22434633858262404,0.2244452166865328,0.22565082756218693,0.22728357993570342,0.2297004890661717,0.23171364242933484],"n_dims_used":45,"mean_confidence":0.918685065375434},"coverage":{"mean_confidence":0.918685065375434,"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}}