{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002825","490:4900001924","490:4900002229","490:4900002976","490:4900002531","490:4900001772","490:4900001771","490:4900001633","490:4900001362","490:4900001631","490:4900002826","490:4900001768","490:4900002686","490:4900001921","490:4900002231","490:4900001364","490:4900002528","490:4900002382","491:4910001275","490:4900002381","490:4900002078","490:4900001497","490:4900003121","490:4900002230","490:4900003533"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.10466406403421216,0.04913218461787543,0.03456731995983411,0.029166481892560728,0.026556821385932922,0.026332017896442426,0.025979219012451774,0.02489972413586896,0.024456940212512008,0.022663269473609277,0.022194576985799352,0.021479770304746515,0.020683678676307604,0.020526023649722783,0.020268258734303084,0.01886015703170114,0.018194444464713324,0.017758352521958013,0.017629036588988956,0.016807754066098683,0.014889334372194,0.014865558345045571,0.014773841400100352,0.014171915968557621,0.01336806135176339],"twin_dists":[0.2759335894107744,0.3188275013931334,0.3369158758584579,0.3453164605306251,0.3498650260783398,0.3502746304980616,0.35092357220615733,0.35295759596304993,0.3538140149376368,0.35742675277633457,0.3584115756170773,0.35994890247744105,0.3617143371181025,0.3620709593311623,0.3626592089176065,0.3659928346294698,0.3676452421395913,0.36875661423780376,0.3690907681820853,0.37126456896776744,0.3767305023119616,0.3768020485260427,0.37707898899688014,0.3789350754303073,0.38152548420633314],"n_dims_used":45,"mean_confidence":0.9135981241861979},"coverage":{"mean_confidence":0.9135981241861979,"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}}