Based on analyses to the generation mechanism of speech signals, this paper presents a novel method which USES fractal dimension to determine speech terminals for mandarin isolated words.
本文通过对语音信号产生机制的分析,将分形维方法用于普通话孤立词语音信号起止端点的检测。
Wavelet - based method is proposed to estimate fractal dimension. It is shown in theory and in experiment that the new method is simple to implement and robust to noises.
本文提出了分形维数估计的子波函数方法。理论和计算机模拟实验表明,新方法不仅实现简单,而且具有较强的噪声抑制能力。
This paper introduces some basic concepts of fractal geometry and fractal image compression, and also introduces some kinds of image compression coding method based on fractal.
本文介绍了分形几何和分形图像压缩的一些基本概念,以及以分形为基础的几种图像压缩编码方法。
Based on the fractal theory, from fractal fundamental theory, the computing method of binary fractal of gridding dimension was put forward and dimension computing program was worked out.
基于分形理论,从分形基本原理出发,提出了网格维数的二进分形计算方法,编制网格维数的计算程序。
Based on the dynamic equation of the seismic energy accumulation, a method for estimating the strong earthquake recurrence period by the fractal principle has been deduced in this paper.
从分析地震能积累的动态方程入手,推导出了估计强震复现时间的分形估计法。
Based on the blanket method, a novel algorithm for estimating the local fractal dimension of texture images is presented in this paper.
基于地毯法估计分形维数,提出了图像局部分形维数的最优估计方法。
In this paper the predictability of drillability time series was analyzed using fractal method based on the study of drillability time series characters.
本文从研究可钻性时间序列特征出发,应用分形几何方法,分析了可钻性时序的可预测性。
This paper expatiates the notion of image fractal dimension and multi-scale fractal feature, proposes a ship target detection method based on multi-scale fractal feature.
阐述了图像分形维和多尺度分形特征的概念,提出了一种多尺度分形目标检测方法。
Based on SAXS theory and fractal theory, we obtain the calculating method and calculating formulas of the pore size, pore volume percentage and the fractal of pore surface in PAN - based carbon fiber.
基于小角X射线散射理论,利用逐级切线法和材料分形理论中的散射强度法,分别计算PAN基炭纤维内微孔大小、体积分数及微孔表面分形维数。
Based on the relative differential box-counting method of calculating image fractal dimension, a practical approach is presented to detect an artificial target from natural scenes.
基于图像分形维计算的相对微分计盒法,提出了一套实用的自然背景中人造目标的检测方法,给出了检测窗口与尺度选择的标准与参考值。
Based on classical mathematics and fractal theory, a new method to auto-created textile pattern by computer was introduced.
以经典数学理论及分形理论为基础,提出了自动生成纺织花型的新思路。
Based on the fractal geometry, we discussed the coding method of digital images. And we compressed images by the fractal theory in computer.
从分形几何这一数学理论入手,分析了图象数据和分形几何的关系,建立图象的分形几何模型,并通过计算机模拟,实现图象的压缩算法。
Most existing texture segmentation approaches focus on gray texture images, while this paper presents a color texture image segmentation method, which is based on fractal theory and BP neural network.
现有的纹理分割方法大多集中于研究灰度纹理图像,文中提出一种基于分形理论和BP神经网络的彩色纹理图像分割方法。
In order to improve the ratio of binary image compression, using top-dowm method of coding, bring forward a fractal image compression method based on isosceles right triangle, and simulated.
为了提高二值图像的压缩比,采用自顶向下的编码方法,提出一种基于等腰直角三角形的分形图像压缩算法,并进行仿真实验。
In this paper, a fractal image compression method based on region partition is devised.
本文设计了一种基于区域划分的分形图象压缩方法。
Box counting method was applied to investigate the fractal structure and the fractal dimension for soy based and dairy yoghurt was determined to be 1.9105 and 1.9268 respectively.
应用计盒维数法的基本原理考察了大豆酸奶和酸牛奶是否具有以自相似性为特征的分形结构,并最终确定豆浆酸奶和酸牛奶的分形维数分别为1.9105、1.9268。
Ths paper presents a method of the image edge extraction based on fractal theory.
提出了一种基于分形理论的图像边缘提取的方法。
In this paper, we proposed a fractal characters based method for nature environment image segmentation.
提出了一种基于分形特征分割自然景物图象的方法。
This paper analyzes the common characteristics of the fractal graph generation and the Object-oriented method. Then the method for generating fractal graphs based on Object-oriented is put forward.
在对分形图生成与面向对象方法各自特点进行分析的基础上,提出基于面向对象的分形图生成方法。
According to the fractal theory. a new method of complicated contour automated generalization. which is based on quantizing the features of contour lines shape. is proposed in this paper.
本文根据分形理论的基本原理,提出了一种基于量化等高线形状结构特征的复杂等高线自动综合的新方法。
This paper proposes a method of rule composition based on fractal image primitives for fractal composition.
针对分形构图,提出一种基于分形图元的规则构图方法。
The theoretically strict novel method for determining irregular rock strength is developed based on fractal and chaos theory.
使用分形、混沌理论建立理论上较为严谨的确定不规则岩矿块强度的新方法。
Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.
基于归一化尺度计盒维数方法研究了超声波分形特征。
The results show that the method of the mechanical fault diagnosis based on fractal theory is more sensitive to initial fault type of complicated mechanical system.
研究结果表明:基于分形的机械故障诊断方法对复杂机械系统的早期故障更为敏感。
Based on fractal geometry, a method for generating wave lines in mechanical drawings is presented.
基于分形原理,提出机械制图中波浪线的生成方法。
The thesis based on random fractal theory, utilizing fractional Brownian motion model, using R/S analysis technique and wavelet transform method to estimate Hurst exponent which dep.
基于随机分形理论,采用分数布朗运动模型,应用R/S分析技术和基于小波变换的谱参数估计方法计算地震道信号的赫斯特指数。
This paper presents the fractal parameter and its calculation method of the worn particles based on particles contours chain code.
为了便于分析研究设备的磨损状态等相关性规律,研制了基于计算机的磨粒图像轮廓识别和轮廓分形参数分析软件。
A method of the fractal image compression based on region partition is designed, which is used to merge the neighboring sub-regional pairs according to the principle of the least collage errors.
设计了一种基于区域划分的分形图像压缩方法,这种方法根据拼贴误差最小原则合并相邻子区域对,将图像划分为一些具有局部自相似性的不规则形状区域。
To solve the problem of complex computing and classifying of patterns in fault diagnosis, a fractal fault-tolerant diagnosis method based on rough reduction is presented.
针对故障诊断中计算量大,模式分类复杂的问题,提出了一种基于粗糙集的分形容错故障诊断方法。
To solve the problem of complex computing and classifying of patterns in fault diagnosis, a fractal fault-tolerant diagnosis method based on rough reduction is presented.
针对故障诊断中计算量大,模式分类复杂的问题,提出了一种基于粗糙集的分形容错故障诊断方法。
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