{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002893","498:4980004308","498:4980003788","498:4980003734","498:4980002948","498:4980003608","498:4980001790","498:4980001971","498:4980002612","498:4980003437","498:4980002390","498:4980002146","500:5000010122","498:4980003315","498:4980003492","498:4980004739","498:4980003613","498:4980003673","498:4980001128","498:4980003312","498:4980003671","498:4980002391","498:4980003549","498:4980003016","500:5000007246"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,498,500],"twin_sims":[0.6443678787465476,0.631052956587212,0.6295783054823103,0.6026115061670277,0.5719451160634531,0.5699062526185242,0.5684983342238762,0.5502732533978324,0.5386090407882604,0.534615904873993,0.5312115293048882,0.5309457438825739,0.5306130252610765,0.529599919803375,0.5269500062480318,0.5204662593685209,0.5200330247632534,0.5140905045240628,0.5086212507531191,0.5075973854677818,0.5042466641429089,0.5002269805392033,0.4925780571532077,0.4920666036518882,0.49175363290891444],"twin_dists":[0.12176181339327424,0.12462071154934315,0.12493696709672364,0.13071369488667842,0.1372881137292178,0.13772617156622266,0.1380287691450005,0.14195469199844635,0.14447803419746996,0.14534420057320005,0.14608368430931457,0.14614145831014588,0.14621379020938935,0.14643409501869997,0.1470107602630098,0.14842446169560428,0.14851906693677616,0.14981864555813246,0.15101802301057032,0.15124291887140479,0.15197975739235056,0.1528654519001743,0.15455635199599946,0.1546696854939392,0.15473905412289637],"n_dims_used":44,"mean_confidence":0.9251426349986683},"coverage":{"mean_confidence":0.9251426349986683,"n_dims_used":44,"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}}