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这表明长江电力股票价格序列是一个分形时间序列，呈现明显的长记忆性特征。
This indicates that the series of prices of Yangtze River electric power stock is a fractal time series and presents obvious long memory.
首先我创建了一个分形噪声，随着时间的演变使用表达式层。
Firstly I created a layer of fractal noise that evolved over time using an expression.
传统的利用分形编码嵌入数字水印的方法所需编码时间较长，对图像质量的影响大。
The traditional method of using fractal coding to embed watermarking often took a long time, which also strongly influenced the quality of images.
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