{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004013","489:4890004136","489:4890003951","489:4890004630","489:4890004075","489:4890003907","489:4890004642","489:4890004558","489:4890003964","489:4890004400","489:4890003890","489:4890004134","489:4890003844","489:4890004243","489:4890004683","489:4890003703","489:4890004763","489:4890003889","489:4890004511","489:4890003959","489:4890004190","489:4890004691","489:4890004412","489:4890004363","489:4890004600"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9522330374626711,0.9044450743100713,0.8823605762396047,0.8704829782379682,0.8632054875236255,0.8591704387981823,0.8514245001073723,0.8433089029781538,0.8404755889181837,0.8282797475351291,0.8267789976860974,0.8248533821989392,0.8215114492980351,0.8135801672502988,0.8087524419385766,0.8000426867620539,0.7995150050190036,0.7862000458254993,0.7463208241988584,0.735727747552809,0.7356091589234339,0.724401605172742,0.7197952526127155,0.7145520623429648,0.714510617568892],"twin_dists":[0.040634523419421795,0.058207450456353234,0.06497735985788068,0.06840504755424537,0.07044479057962244,0.07155788698799552,0.0736617247839351,0.07582311383338913,0.07656811394350604,0.07972311785301361,0.08010589594900787,0.08059538695701966,0.08144060436883935,0.08342569573532832,0.08462046222127982,0.08675191788398179,0.08688010666867217,0.09008160494246997,0.09935181173257478,0.10174986630713329,0.10177658515607937,0.10428999563810308,0.10531667500859876,0.1064811479984907,0.10649033565448908],"n_dims_used":45,"mean_confidence":0.9171682569715712},"coverage":{"mean_confidence":0.9171682569715712,"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}}