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With the explosive growth of data capacity, large enterprises increasingly rely on business information systems. A highly informational and data-centralized grid company that engages in high-frequency businesses will face major business failures, incalculable impacts and irreparable damages once data errors occur. The development of an effective high-availability information system has become a hot...
With the continuous development of power systems, the scale of power grid is increasingly expanding, and the structure of it is becoming more and more complex. Traditional electrical network management cannot meet the current requirements. In this paper, we use load forecasting as a starting point, carrying on the exploration regarding heterogeneous multi-source data of the smart grid and doing research...
With the development of information technology, data acquisition, data storage and management means is increasingly perfect, data mining discipline emerge as the times require At present, the application of the technology in the field of medicine is still in its infancy, and expounds its theoretical framework and its specific application in the medical field and the current application situation in...
3D object matching from cluttered scences is a great project. In order to reduce computational complexity, local feature must be extracted from a small number of keypoints with rich feature. In this paper, we present an algorithm for 3D object matching based on local feature combined with color. Keypoints should be detected first, and then calculate the quality for each keypoint, we choice these high...
Serv-U is a widely used FTP server software. This article analyzed the problems of Serv-U and introduced an ASP.NET based solution for FTP remote management system, which is aimed to solve the existing problems and make Serv-U easier to be used and managed.
This paper summarizes the recent development of illumination compensation for face recognition. Then a new method is proposed by extracting illumination invariant features in contourlet transform domain based on human visual perception mechanism. The experimental results on Yale B and CMU PIE face databases demonstrate that it is effective and competitive.
It is important to model virtual plant for dynamically simulating the development process of plant on computer. Data from the experimental results can be extracted and deeply processed, the plant growth information and their environmental one can be integrated together too. Conforming to the topological rule of plant and morphological change of organs, the morphological models of plant can be constructed...
Moxibustion is one of treatment methods which are commonly used in clinical Chinese medicine, with several thousand years of history. However, many factors affect the curative effect of moxibustion, such as the meridians and acupoints selection, the time of moxibustion, the amount of moxibustion and so on. there is a lot of uncertain information, lacking of regularity of the excavation, which has...
Gait recognition is of increasing interest recently. A gait recognition method using the temporal information of leg angles is proposed, based on the fact that changes of leg angles can reflect main trait of a man's moving. First the pendulum model is referred to for extracting leg parts, and least-square method is used for boundary fitting, to obtain the temporal information of angle about thigh...
With the rapid development of long-distance oil and gas transmission pipeline construction in China, it is highly desirable to build a Digital Oil and Gas Pipeline (hereinafter, Digital Pipeline) to improve pipeline management efficiency and to maintain a safe operation level. The concept of Digital Pipeline comes from Digital Earth, and can be considered a specific application of Digital Earth. We...
During the engineering design and teach about engineering drawing, it is often to help our thinking in space by model, when we read or draw engineering design. Special manufacture and easy damage result of high cost of making and remaining. In this paper, a new method is put forward to develop the model library by combining Cult3D and online management, which take use of advantages of network in share...
This paper firstly shows the entire picture of a promising research area, face recognition. Then a new face recognition method is proposed, mainly based on the combination of wavelet transform and local hybrid projection entropy (LHPE). Some classical image processing methods are included to constitute a cascade framework. The experimental results on Yale face database and Yale B face database show...
For the superiority of good uniqueness, stability and being easily collected, fingerprint has become one of the most widely used biological characteristics. The algorithm of fingerprints identification is generally divided into three parts: image pretreatment, feature point extraction and matching. This paper analyses and improves the most widely used matching algorithm - the shortest distance point...
In previous works, we have applied the modified PUM method in face recognition and demonstrated the effectiveness of this method for deal with partial occlusion and distortion. Based on the similitude between the face features and iris features, this paper proposes a new method for person recognition by the combining of iris and face. This new method combines the iris and face features as a new feature...
In this paper, for the refinement of the database in data mining, by synthetically analyzing the characteristics of the current attribute reduction methods and decision tree algorithm, we put forward formalized description model of rule knowledge, and establish a kind of attribute reduction method (BD-RED) of decision tree by using similarity between rules families. Further, we discuss the construction...
In this paper, a fast and robust video copy detection scheme is proposed, which is suitable for the DCT-coded video sequences. To address the efficiency and effectiveness issue, we extract the video signature directly from the compressed domain. The video sequence clusters are constructed with a fixed length. Each cluster consists of several fictional key-frames. For each key-frame, some low-middle...
Obtaining invariant representation of time varying signals is one of the major problems in object recognition. Recently, a new method that slowly feature analysis (SFA) which can extract invariant features of temporally varying signals is being explored, which is an extension of independent component analysis (ICA) which has been used for extracting facial feature. The technique of SFA can be extended...
The posterior union decision-based neural network (PUD-BNN) has been proposed in our previous work for dealing with face recognition task subject to partial occlusion and distortion. However, one difficult of this method is inaccurate to model classes with only a single, or a small number of training samples. In this paper, we proposed an extern approach to tackle above problem by two strategies....
In this paper, we introduce a face recognition approach based on the contourlet transform and support vector machine, which takes technological advantages of both support vector machine and the contourlet transform for feature extraction. The contributions of this paper include the following aspects: (1) support vector machine is successfully applied to face recognition by using the contourlet transform...
In the inductive learning, if example bank has noise, it is hard to obtain decision trees with high precision, that is, it is hard to obtain knowledge with high credibility. So, this paper puts forward C-ID3 algorithm, by which we compute confidence level of example bank firstly, and further get a kind of decision tree on the basis of traditional ID3 and the credibility obtained. All the theory analysis...
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