vavelet transformation的用法和样例：
例句
- Based on wavelet transformation and chaos theory, this paper presents a condition forecasting method for complex systems.
摘要应用小波变换和混沌理论对复杂系统状态预测方法进行了研究。 - The generalized harmonic wavelet can analyze signals in random frequency band, and ensure the frequency resolution unchangingly by a generalized harmonic wavelet transformation.
摘要将二进谐波小波推广到广义谐波小波后，能够对信号的任意频段进行分析，且能够保证信号经过广义谐波小波变换后其频率分辨率保持不变。
