Choice of a similarity measure depends on the type of data present and your testing. 应该根据数据和测试类型来选择相似度度量。
Margin maximization feature weighting is an effective dimension reduction technique, and it is generally based on weighting techniques and similarity measure to construct their objective functions. 间距最大化特征选择技术是一种有效的维数约减技术,一般是基于加权技术和相似性度量构造目标函数。
Vague sets and its new similarity measure Vague集及其相似度量的新方法
Two approaches used to spectral similarity measure based on set theory were proposed, one is similarity measure by the area of spectral polygon, and the other is by locations of characterized bands. 将高光谱遥感中光谱向量相似性度量转换为相应的集合相似性度量,提出了两种适用于光谱的相似性度量方法,即基于光谱多边形面积和基于特征波段位置匹配度量。
The axiom definitions of entropy, distance measure and similarity measure of intuitionistic fuzzy sets are systematically given and basic relations between these measures are discussed. 首先系统地给出了直观模糊集的熵、距离测度和相似测度的公理化定义,并讨论了它们之间的一些基本关系。
Similarity Measure and Distance Measure of Intuitionistic Fuzzy Sets 区间值直观模糊集的相似测度和距离测度
Moreover, it can also analyze the similarity measure based on the compressed data, which can improve the efficiency of cluster analysis of data. 并且能够在压缩后的数据上进行数据的相似性度量,提高了数据聚类分析的效率。
Firstly, the concept and similarity measure methods of Vague set are introduced, and also linguistic terms which are expressed in Vague values is presented. 介绍了Vague集的概念及其相似度量方法,提出了用Vague值表示的语言术语集。
A kind of local image self similarity measure is defined. 定义了一种局部图像自相似性测度。
The quantitative indexes for spectral curves such as moment, fractal and entropy are not suitable to retrieval because of poor similarity measure performance. 而光谱曲线量化指标如中心矩、分维数和信息熵等的效果较差,不适宜应用于检索。
Study on Similarity Measure Method for Garment Style System 服装款式系统中的相似性度量算法研究
A Novel Similarity Measure for Trademark Images Retrieval Based on Genetic Algorithm 一种新的相似性度量方法及其在商标图像检索中的应用
When searching the optimal geometric transform parameters, peak signal-noise ratio ( PSNR) was selected as the similarity measure between the reference and floating images. 在寻找最优几何变换参数时,采用峰值信噪比(PSNR)作为参考图像和浮动图像的相似性测度。
The relations between similarity measure and distance measure of Vague sets are analyzed. 讨论了相似测度与距离测度之间的关系。
Service Similarity Measure Based on Semantic Distance of Ontology Concepts 一种基于本体概念语义距离的服务相似度度量方法
To improve document clustering, a document similarity measure based on cosine vector and keywords frequency in documents is proposed, but also with an input ontology. 为了改进文本聚类的效果,提出了将领域知识本体和文本关键词词频相结合的基于余弦向量的文本相似性测度方法。
A novel method for spectral similarity measure, which is called nonlinear spectral angle mapper, is presented. 提出了一种新的光谱相似性度量方法,即非线性光谱角制图。
Service Similarity Measure Based on Ontology and Vector Space Model 基于本体和向量空间模型的服务相似度度量
This paper proposes a data approximation method, discusses data compression and approximate recovery, and analyzes its corresponding similarity measure. 本文提出了一种数据的近似方法,讨论了数据的压缩与近似恢复,并且在此基础上分析了数据的相似性度量。
Similarity measure between Vague Sets Based on the expansion of a vague value 基于Vague值的扩展的Vague集间的相似度量
Study on image scrambling degree evaluation based on fuzzy similarity measure theory 基于模糊贴近度理论的图像置乱效果评价研究
An Improved Algorithm of Color Histogram Similarity Measure 一种改进的颜色直方图相似性度量算法
Effective similarity measure for XML retrieval results 有效的XML检索结果的相似性度量
A New Algorithm for Image Similarity Measure and Graph Edit Distance 一种度量图像相似性和计算图编辑距离的新方法
In this new similarity measure, main structure of the graph is first measured according to the topological common subgraph. 鉴于这种情况,将最大拓扑公共子图法与编辑距离测量法相结合,提出了一种新的相似性测量方法。
Research on documents fuzzy clustering approach using similarity measure 新相似性度量在文档模糊聚类中的应用研究
Firstly, a similarity measure method for the degree of similarity between two intuitionistic fuzzy rough elements was given, and several important characters of it were revealed. 首先给出了直觉模糊粗糙值间的相似性度量定义,并揭示其若干重要性质。
The Application of the Similarity Measure of Interval-valued Intuitionistic Fuzzy Sets in the Scheme Evaluation of Mechanical Design 区间直觉模糊集相似性测度在机械设计方案决策中的应用
Real mid-wave infrared images are used to evaluate the performance of the proposed similarity measure. 采用真实的中波红外图像验证了该相似性度量的性能。