【Key words】 Fractal； Fractal dimension； Lower limit of abnormity； Method of evaluating the sum； Least of quadratic method； Multi-fractal；
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multi-fractal [力] 多重分形
multi fractal model 多分形模型
multi-fractal dimension 多重分形维数
multi fractal spectrums 多重分形谱
multi-fractal identification 多重分形辨识
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The calculation method of earthquake multi fractal features are presented and the possibility of its application in earthquake prediction research is studied.
研究了地震多重分形性质的计算方法及其应用于地震预报的可能性。
The results show that the medium term symptoms of strong earthquakes in some regions can be proposed from the multi fractal dimension spectrum and singularity spectrum of earthquake distribution.
研究结果表明：地震分布的多重分形维数谱和奇异性谱对于一些典型震区的强震发生具有中期预报价值。
We can replace the HOLDER exponent by a simple calculation method and find a suitable segmentation threshold by calculating its multi-fractal spectrum.
利用一个简单的计算方法来近似代替HOLDER 指数并通过计算其多重分形谱以寻求合适的分割阈值。
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