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Retrieval Algorithm Combining Multi-Query Data Fusion with Positive Relevance Feedback 基于多查询数据融合和正相关反馈的检索算法
positive relevance feedback 正相关反馈
In this dissertation, a relevance feedback method using feature subspaces analysis (FSA) is proposed for content-based image retrieval. 论文提出了基于特征子空间分析的相关反馈方法。
Finally, the precisions and recalls of single feature, multi-feature integration and relevance feedback are calculated and compared. 最后分别给出基于单一特征，特征融合和相关反馈方法的查准率和查全率，并对试验结果进行分析。
Salton, G. &Buckley, C. "Improving retrieval performance by relevance feedback," Journal of The American Society for Information Science, 41(4), 1990, pp.288-297. 李宜容，"人文及社会学科读者使用线上公用目录检索词汇之研究"，淡江大学教育资料科学研究所硕士论文，民85年。
Thirdly, an emphasized research is focused on the appliance of relevance feedback in CBIR, and an improved method based on the relevance of the users is given. 本文重点研究了相关反馈机制在图像检索中的应用，给出了一种基于用户反馈的交互式图像检索方法。
This paper puts forward one technique for Relevance Feedback Based on Conceptual Graphs.We can make decision that two concepts are similarity from their semantic. 文章提出了一种基于概念图的相关反馈技术,采用概念图的知识表示方式描述概念之间关系,从语义的层次上进行相似度判断,扩展查询式。
CBIR (Content-based Image Retrieval),Relevance Feedback,Model of Image Retrieval,Vision Feature,Bayesian Classifier,Sematic NetWork,Query Interface,Retrieval Engine. 01基于内容图像检索,相关反馈,图像检索模型,视觉特征,贝叶斯分类器,语义网络,查询接口,检索引擎
In addition, relevance feedback techology in CBIR system has also been researched, we develop a model of relevance feedback and design a system framework. 此外,本文还研究了相关反馈技术在图像检索系统中的应用,实现了一种基于相关反馈的交互式图像检索模型,并设计了系统框架。
The ralationship of the activities and the content of active contitutents in rosemary extracts indicated positive relevance between the content of carnosic acid and the activities of extracts. 对迷迭香提取物有效成分含量与抗氧化活性关系研究发现，鼠尾草酸的含量与各种提取物的抗氧化活性有显著的正相关性，总体趋势是：鼠尾草酸的含量越高，活性越强，因此，鼠尾草酸是各种提取物的主要有效成分，起主要作用；
The result expresses that usually there exits an obvious positive relevance between space visual acuity and horary visual acuity, but there is a negative relevance between them in dissociated_sighted subjects. 结果表明 ,通常情况下 ,空间视敏度和时间视敏度之间存在着极其显著的正相关 ,但“散光”被试的空间视敏度和时间视敏度之间却存在着一定的负相关
The spatial and temporal characteristics of relevance feedback information in content-based image retrieval are analyzed, based on which a novel relevance feedback learning method, namely, TSC-SVM is proposed. 本文深入研究了相关反馈的人机交互方法，分析了基于内容的图像检索中相关反馈信息的时间特性与空间特性，在此基础上首次提出了一种时空约束支持向量机(TSC-SVM)的相关反馈学习方法。
RL acquires the best path by keeping feed back to the environment，which is consistent the idea of relevance feedback acquires the best answer by grouping the retrieval intention of users. 由于强化学习是通过不断对环境的反馈来获得最佳的路径，这与相关反馈通过对用户检索意图的摸索来获得最优答案的思想一致。
RUI Y,HUANG T,MEHROTRA S.A relevance feedback architecture for content-based multimedia information systems.Workshop on Content Based Access of Image and Video Libraries,Porto Rico,June 1997. 方艳梅等.;基于内容图像检索系统的性能改进方法
Finally gives the relevance feedback algorithm of based NMI and entropy feature according to the trademark library.Experimental results show that it can improve retrieval accuracy. 最后结合商标图象库给出了基于NMI和信息熵的相关反馈算法，实验结果表明，可进一步提高检索精度。
There is positive proof that he did it. 有确切的证据证明他做了此事。
These similarities and historical relevance feedbacks deposited in the neural network can be used in next retrievals to gain enhancement in the efficiency of the system retrieval. 图像间的这种相似性以及本次检索结果可以作为以后检索的历史信息保存在神经网络中，从而提高下一次检索的效率。
Her behaviour was a positive outrage. 她的行为残暴到了极点。
With the technology of Multi-Agent Cooperation,Meta-Search,machine learning based on relevant feedback,and improved algorithm with PageRank for Agent crawl,the system implements efficient,personalized and initiative online information retrieval. 该系统采用多Agent协作技术 ,Meta -Search技术 ,相关反馈学习算法 ,以及结合PageRank的期望度启发爬行算法 ,实现了高效的个性化 ,主动式在线信息发现。
I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。