matlab程序，使用神经网络估算信号频率，附训练及测试数据
资源文件列表
important.m , 1279
test095.txt , 1036
test50.txt , 1675
test50_200.txt , 1729
test50_200_1.txt , 1744
test50_200_2.txt , 700
test53.txt , 864
train048052.txt , 81077
train0622.txt , 5773
train4852_4500.txt , 398193
train48_52_4500.txt , 397094
train4950_1800.txt , 159309
train50_900.txt , 79621