search_space.json

{
    "C": {"_type":"uniform","_value":[0.1, 1]},
    "kernel": {"_type":"choice","_value":["linear", "rbf", "poly", "sigmoid"]},
    "degree": {"_type":"choice","_value":[1, 2, 3, 4]},
    "gamma": {"_type":"uniform","_value":[0.01, 0.1]},
    "coef0": {"_type":"uniform","_value":[0.01, 0.1]}
}