Unlike low frequency data, high frequency data has the calendar effects and long memory volatility.
与低频数据不同，高频数据通常具有“日历效应”和波动长记忆性。
The paper proposes application of Wavelet Neural Network in high-frequency time series calendar effects' study. At last, the paper proves that WNN is better than classical FFF regression.
提出了用小波神经网络（WNN）来定量研究高频金融时间序列“日历效应”，通过比较发现WNN是比弹性傅立叶形式（FFF）回归技术更具优势的方法。
Calendar effects mean that market returns associate with the specific transaction date in stock market, there re two important forms: day of the week effects and month of the year effects.
日历效应是指证券市场出现的在某一特定时间进行交易可以获得超额收益率的现象，它的表现形式主要有星期效应和月份效应。
With the increasing effects of corrosive environment on the aircraft structures, calendar life has become a severe trouble of the air force at present and in the future.
随着腐蚀环境对飞机结构寿命的影响日益突出，日历寿命已成为当今乃至今后我军飞机面临的严峻问题。
You can rotate images and add special effects, to design personalized calendar, currently supports 10 country calendar display.
您可以旋转图像和添加特殊效果，对日历进行个性化设计，目前支持10个国家日历显示方式。
Pass only make imitate examination paper, through calendar year true subject has specific aim to find his to review insufficient place, such effects will be better.
只有通过做模拟试卷，通过历年真题有针对性找到自己复习不够的地方，这样效果会比较好。
Pass only make imitate examination paper, through calendar year true subject has specific aim to find his to review insufficient place, such effects will be better.
只有通过做模拟试卷，通过历年真题有针对性找到自己复习不够的地方，这样效果会比较好。
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