{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000837","473:4730001283","473:4730001190","473:4730001007","473:4730000832","473:4730000587","473:4730002742","473:4730002219","473:4730000838","475:4750003685","473:4730001677","475:4750003406","473:4730001678","473:4730000750","473:4730000755","475:4750003781","484:4840002153","475:4750003684","473:4730002355","473:4730002549","473:4730000915","473:4730001006","484:4840001618","498:4980000099","473:4730002678"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,475,473,475,473,473,473,475,484,475,473,473,473,473,484,498,473],"twin_sims":[0.6739898125036636,0.5615956063045361,0.4556758917804524,0.4528835342885956,0.4079422190902563,0.3642333815291672,0.34284638060392825,0.3360422834574176,0.3306506851763682,0.29495606450761597,0.28324654346793426,0.2740613353768178,0.26800512651177616,0.25748106339184257,0.23939849902302582,0.22446059296388085,0.2237070741345419,0.2195550549865787,0.19577444746332212,0.19305205161470257,0.19163998659022613,0.19067699859490436,0.1878611952196494,0.18579711422329095,0.18484356333111202],"twin_dists":[0.11536777581977885,0.13951364427498353,0.16283313779671146,0.16346862573168622,0.1739183523914438,0.18458271489531317,0.1900319665601407,0.19180296637657207,0.19322013658226242,0.2029476491929634,0.20628693676145665,0.20896505106063445,0.21076105827006758,0.21394306735395974,0.21960894509636086,0.22450300268616263,0.22475550500484212,0.22615711348462217,0.2345514586889398,0.2355563353225022,0.23608143596989756,0.2364410887044263,0.2375000592909287,0.2382834074829485,0.2386473594723849],"n_dims_used":45,"mean_confidence":0.9123744540744357},"coverage":{"mean_confidence":0.9123744540744357,"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}}