{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004694","478:4780001411","489:4890004180","498:4980003719","500:5000011409","498:4980002727","498:4980005249","479:4790003318","498:4980004549","472:4720001220","468:4680003513","498:4980000935","479:4790003925","498:4980001869","498:4980003657","498:4980001214","472:4720002663","498:4980003718","485:4850009031","489:4890004177","468:4680003308","472:4720001057","468:4680003404","470:4700008211","484:4840006097"],"twin_admin_codes":[498,478,489,498,500,498,498,479,498,472,468,498,479,498,498,498,472,498,485,489,468,472,468,470,484],"twin_sims":[0.5124408825254236,0.5116566043778359,0.3711288802985136,0.363864733731929,0.36121471973705405,0.35963373811255606,0.33332789039822575,0.299365547801246,0.25161766303792404,0.24896906769729688,0.23036992346653015,0.22785655137926358,0.2060806888952381,0.20046379081618176,0.1883153806313537,0.18806446373712038,0.18163224971226052,0.1815226288077442,0.18121019085701592,0.1793521912386242,0.1770206476822545,0.17521148645563223,0.16076390976251398,0.15953603424987453,0.15555308062713594],"twin_dists":[0.15018005616047994,0.15035198384060175,0.18286086974958718,0.18467522722379784,0.1853416512575828,0.18574042013552935,0.19251487768879752,0.20171058153652727,0.21575155068986204,0.21657727262690982,0.22254203912245163,0.22337196162526374,0.2308324917601199,0.23284301749812925,0.23732850069100042,0.23742324316566357,0.23988287106531742,0.23992531753152146,0.24004639660127663,0.24076949586590604,0.24168444501634398,0.2424003219735333,0.24831637812797022,0.2488366342643609,0.25054456587828533],"n_dims_used":45,"mean_confidence":0.9278033786349826},"coverage":{"mean_confidence":0.9278033786349826,"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}}