According to the relationship between auto correlation function and its spectral density, a new type of decision tree method based on signal analysis theory is proposed in this paper.
该文根据自相关函数与谱密度函数之间的对应关系,提出了一种新的基于自相关函数的决策树归纳学习算法。
This peper expounds the dynamic problem of biogeography in remote sensing of oceanic primary productivity based on the analysis of submarine light spectral response of algae photosynthesis.
本文在分析水下光场和藻类光合作用光谱响应基础上,阐述了海洋初级生产力遥感中的生物-地理动力学问题。
Based on the analysis of geometric attributes and characteristic of spectral Angle mapping, a novel similarity measure is presented in this paper.
在分析传统光谱角制图方法的几何属性和相似性度量特点的基础上,提出一种新的光谱相似性度量方法。
Then we propose an improved spectral processing algorithm based on comprehensive analysis of several commonly used SM estimators.
在分析几种常用的气象回波谱矩估计算法的基础上,提出了一种改进的频域估计算法。
The fault diagnosis based on nonlinear spectral analysis is a new fault diagnosis theory.
基于非线性谱分析的故障诊断是一种新的故障诊断理论。
A new spectral analysis method based on random decrement signature was presented for ship seakeeping performance analysis.
提出了一种新的基于随机衰减信号的谱分析方法以用于船模耐波性能分析。
Based on the groove testing system, we induced the spectral analysis which is the signal analysis tool into evaluating the grooves, and used it as an evaluating standard.
在槽型优选测试系统实验的基础上,我们引入了信号分析工具——功率谱分析,作为评估槽型优劣的一个标准。
In the design of filter, classical methods are based on Short Time Spectral Analysis (STSA).
在滤波器的设计方面,传统的基于短时谱分析的方法具有易实现,实用性强的特点。
The road density index analysis has two ways: the post-classification compare method based on spectral-spatial structure and the imagery difference method based on spectral-spatial structure.
道路密度指数分析法有两类方法:基于光谱—空间结构的分类后比较法和基于光谱—空间结构的图像差值法。
According to the analysis of forward modelling, reflector characteristics and spectral properties, it is considered that the seismic model based on actual data can be used in reservoir prediction.
通过模型正演、反射特征、地震波谱属性参数分析认为,以实际资料为基础的地震模型研究可用于集储层预测工作。
Based on the analysis and experimental studies of infrared spectral character, the selective heating character was put forward besides the heat character of infrared radiation.
通过对水稻等农产物料进行了光谱特性分析和试验研究,提出红外辐射除了热特性之外,还有选择性加热特性的重要结论。
In this paper we build chlorophyll-a models based on TM data, in which the traditional band ratio approach and mixing spectral analysis model were used.
由于经验模型的缺陷性,还提出了基于TM数据的水体混合光谱分析模型,同时分析了端元光谱提取方法对模型求解的影响。
Traditional speech signal processing is based on FFT power spectral analysis, in noisy condition, the spectrum of noise and speech signal are processed in the same way.
传统语音信号谱特征的提取是基于FFT 的能谱分析方法,在噪音环境情况下,对噪音的频谱成分与语音信号的频谱成分的处理采用“平均主义”的原则。
In this thesis, based on LPC analysis, a method for calculating the spectrum converted system unit impulse function is proposed. So the spectral envelope is converted efficiently.
本文基于LPC分析,提出用反傅里叶变换的方法来求解频谱搬移后的系统单位冲激响应,以此来实现频谱包络的变换,并取得了较好的效果。
The extracting fault features approach based on high-order spectral for pump valves of reciprocating pump was investigated, especially third order spectral analysis.
研究了基于高阶谱(主要是三阶谱)和主元分析的故障特征提取方法。
Saveral methods previously used in cloud removal of multi-spectral image are discussed firstly, and then multi-resolution analysis of image fusion based on wavelet transform is introduced.
在介绍几种常用于多传感器遥感图像去云方法的基础上,采用多分辨力小波分解的图像融合法来达到对影像的去云目的。
Main works are as follows. A clustering ensemble algorithm based on prior knowledge and spectral analysis is proposed.
具体工作如下:提出了一种基于先验信息和谱分析的聚类融合算法。
Based on analysis of spectral characteristic of helicopter acoustic signal, a method of extracting harmonic frequencies from the helicopter acoustic signal via ESPRIT is proposed.
在对直升机声信号特征进行分析之后,提出了一种基于谐波恢复的ESPRIT方法来提取直升机声信号谐波频率作为特征用以识别直升机声目标。
Using this method can be based on signal spectral analysis method of fault diagnosis into a planar graph recognition.
利用该方法可以将基于信号频谱分析的故障诊断方法转化为平面图形的识别。
Measuring can be greatly facilitated when a PC-based sensor is coupled with spectral contents analysis (SCA).
测量,可以极大地便利时,基于PC的传感器,再加上谱内容分析(协议)。
In this paper, based on LPC analysis, a method for calculating the spectrum converted system unit impulse function is proposed so as to convert the spectral envelope efficiently.
本文基于LPC分析,在求解频谱搬移后的系统单位冲激响应的基础上,提出求解频谱搬移后LPC系数的方法,以此来实现频谱包络的变换,取得较好的效果。
In this paper, based on LPC analysis, a method for calculating the spectrum converted system unit impulse function is proposed so as to convert the spectral envelope efficiently.
本文基于LPC分析,在求解频谱搬移后的系统单位冲激响应的基础上,提出求解频谱搬移后LPC系数的方法,以此来实现频谱包络的变换,取得较好的效果。
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