نتایج جستجو برای: Feature Weighing
تعداد نتایج: 245416 فیلتر نتایج به سال:
Identifying and extracting subjective information from News, Blogs and other user generated content has lot of applications. Most of the earlier work concentrated on English data. But, recently subjectivity related research at sentence-level in other languages has increased. In this paper, we achieve sentence-level subjectivity classification using language independent feature weighing and sele...
Advancement in computer technologies in data processing explores the capabilities of research, communication and services in recent years. Knowledge Discovery on Database (KDD) is an essential process on data processing. Data mining is one of the form of KDD. Many feature selection and classification algorithms are used to select the relevant features and classify them according to criteria in ...
The feature selection is an important part in automatic text classification. In this paper, we use a Chinese semantic dictionary -Hownet to extract the concepts from the word as the feature set, because it can better reflect the meaning of the text. We construct a combined feature set that consists of both sememes and the Chinese words, propose a CHI-MCOR weighing method according to the weighi...
Background and objectives: In the increasingly competitive market of the healthcare industry, the organizations providing health care services are highly in need of systems that will enable them to meet their clients' needs in order to achieve a high degree of patient satisfaction. To this end, health managers need to identify the factors affecting patient satisfaction focus. T...
The current study examined the causal status effect (weighing cause features more than effect features in categorization) in children. Adults (Study 1) and 7±9-year-old children (Study 2) learned descriptions of novel animals, in which one feature caused two other features. When asked to determine which transfer item was more likely to be an example of the animal they had learned, both adults a...
A baby girl born at 33 weeks' gestation weighing 2250 g presented with Sturge-Weber syndrome, features of the Klippel-Trenaunay syndrome, and absence of the inferior vena cava. We suggest that aplasia of the vena cava may be a feature of Klippel-Trenaunay syndrome when the capillary malformation affects the trunk.
in this paper, we prove the nonexistence of two weighing matrices of weight 81, namely $cw(88,81)$ and $cw(99,81)$. we will apply two very different methods to do so; for the case of $cw(88,81)$, we will use almost purely counting methods, while for $cw(99,81)$, we will use algebraic methods.
Classification fusion combines multiple classifications of data into a single classification solution of greater accuracy. Feature extraction aims to reduce the computational cost of feature measurement, increase classifier efficiency, and allow greater classification accuracy based on the process of deriving new features from the original features. This paper represents an approach for classif...
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