{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003169","491:4910002427","491:4910003250","491:4910003254","491:4910003337","491:4910002536","491:4910003418","491:4910002982","491:4910003127","491:4910003119","491:4910002527","491:4910003033","491:4910002485","491:4910000860","491:4910001367","491:4910003019","491:4910003111","491:4910003211","491:4910003170","491:4910003066","491:4910000852","491:4910002624","491:4910003207","491:4910002036","491:4910002832"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7265875351714866,0.535501099773048,0.443347663507581,0.30591099823443857,0.28558237288159505,0.2797255607964546,0.2582815090575619,0.2313658378104068,0.18890806655402043,0.17523273228441572,0.1686240033192331,0.16704191317814474,0.15251323969371983,0.15130055509896825,0.14128669970446275,0.13922991780225624,0.13668588460941117,0.12756853814492658,0.12231769213573668,0.10847902698569596,0.10517675400198093,0.10457413576949237,0.09878448926464359,0.09598036467780016,0.09542015306128439],"twin_dists":[0.10380153937068853,0.14515207957055315,0.16564990881984423,0.1998937615218811,0.20561430638053377,0.20730720877888736,0.21369821152529983,0.22221483847070087,0.2371050619019028,0.24239188460863312,0.2450524658837949,0.24570046136864773,0.25186972013860454,0.25240377296893834,0.25693914566218246,0.25790003533168965,0.25910333228804433,0.26355892163860517,0.2662353235775576,0.27373638167103853,0.2756347250790562,0.2759861290441914,0.27944539529477697,0.2811782136008145,0.28152915558156094],"n_dims_used":45,"mean_confidence":0.8968498229980468},"coverage":{"mean_confidence":0.8968498229980468,"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}}