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In recent years, automatic ear recognition has become a popular research. Effective feature extraction is one of the most important steps in Content-based ear image retrieval applications. In this paper, the authors proposed a new vectors construction method for ear retrieval based on Block...
Persistent link: https://www.econbiz.de/10012045932
In this paper, the authors investigate the topic-independent Chinese sentiment identification problem from online news. They analyze the word usage and sentence structure of the documents for inferring representative terms and sentences in the documents, and then employ the feature values of...
Persistent link: https://www.econbiz.de/10012046356
In this article, the authors present a new malicious code detection model. The detection model improves typical n-gram feature extraction algorithms that are easy to be obfuscated. Specifically, the proposed model can dynamically determine obfuscation features and then adjust the selection of...
Persistent link: https://www.econbiz.de/10012046977
of a signal, makes it a promising one for efficient classification. Research in this direction states that wavelet based … data mining technique for image segmentation based classification. In this paper, the authors use Lena RGB image; Magnetic …
Persistent link: https://www.econbiz.de/10012047355
The method of retrieving pictures from the massive image info is termed as content based mostly image retrieval (CBIR). CBIR is that the standard analysis space of interest. CBIR paves the approach of user interaction with giant info by satisfying their queries within the sort of pictures. This...
Persistent link: https://www.econbiz.de/10012047556
aims in reducing the size of the feature vector used in the mining tasks (classification, clustering, etc.). This paper … proposes an efficient approach to be used in reducing the size of the feature vector for web text document classification … traditional approaches to achieve a better classification accuracy F-measure, precision, and recall. …
Persistent link: https://www.econbiz.de/10012047801
The task of extracting the used feature vector in mining tasks (classification, clustering …etc.) is considered the … building the feature vector used in web text document classification process; adding semantics in the generated feature vector … classification accuracy F-measure, precision, and recall. …
Persistent link: https://www.econbiz.de/10012047803
the past few decades. Feature selection is an efficient and useful pre-processing technique for solving classification …
Persistent link: https://www.econbiz.de/10012047835
This article describes how online reviews play an important role in data driven decision making. Many efforts have been invested in determining the overall sentiment carried by the reviews. However, oftentimes, the overall ratings of the reviews do not represent opinions toward specific...
Persistent link: https://www.econbiz.de/10012048059
In this article, in order to improve tree volume calculation method, a measurement method based on tree information point feature extraction is proposed, the method based on image processing and binocular vision, according to the measurement result of information point change and tree growth...
Persistent link: https://www.econbiz.de/10012048067