[PDF] Top 20 Research on the Face Image Detection in Coal Mine Environment

... include image histogram equalization, gray stretch method, median filter and homomorphic filter and so ...the coal mine, as the specific location of the illumination condition, Monitoring exists the ... See full document

... of mine drainage it is important to continue to work towards affordable and effective treatment ...further research and performance analysis these technologies may become more widely used in the ...the ... See full document

... of coal resources have obvious life cycle (Wang 2007; Awuah- Offei and Adekpedjou 2011; Burchart-Korol et ...whole coal life cycle refers to the various phases and whole process from the raw coal ... See full document

... mining coal resources under three circumstances with safety and high efficiency, improving degree of extraction and reducing environmental ...in coal mine, its characteristics include high fine ... See full document

... cial coal resources [5]. In terms of the quality and depth of the coal seams and the specific geological conditions at the site, coal mining processes are categorized into opencast and underground ... See full document

... Much research has been done on the mechanism, monitoring and prediction of spontaneous combustion of coal ...of mine fires is undoubted- ly the most important aspect in the above ...century, ... See full document

... 456 It was represented by a complete set of personnel reliability analysis method - Technique for Human Error Rate Prediction (THERP) proposed by Sw ain A. D. , Guttmann H. E. [7] et al. But the adopted performance ... See full document

... integral image representation. The integral image can be computed from an image only with a few operations per ...the research work is a process for developing a classifier with selection of a ... See full document

... Image based face identification is a very interesting and demanding area even after two decades of ...of face recogniton technologies. A face recognition or identification approach is use to ... See full document

... major research groups, which propose three different approaches to the face recognition ...human face identification based on feature vectors extracted from profile ...a face is derived from ... See full document

... the image. They used eigen values for face recognition and tested the performance for Veil, Unveil and Bearded ...for face recognition and those are open source computer vision library (OpenCV) and ... See full document

... all coal accidents, the most serious incident is roof ...in coal enterprises can promote production safely and efficiently, and have brought remarkable economic and social ... See full document

... In order to solve the problem that schemes of preventing over-grade trip in power grid of coal mine can not satisfy the requirement of real-time, this paper proposes a scheme of preventing over-grade trip ... See full document

... Coal Mine Security System mainly monitor the parameter in coal mine, like Gas( CH4, CO, etc), Temperature, and so on as well as the main production equipment stop the switch parameter, ... See full document

... 1.2 Dust suppression in the face Research to improve dust suppression measures in the face have included the further development of coal face infusion, improvement in the effectiveness o[r] ... See full document

... an image sensor with a color filter array, for example, the Bayer filter array shown in following ...raw image from the image sensor contains only a single signal value at each pixel ...raw ... See full document

... of coal mine is one of the five natural disasters in coal mine, and the coal spontaneous combustion concealed fire location is the key to solve the problem of coal spontaneous ... See full document

... the face recognition approach for the automatic attendance of employees in the office room environment without employee’s ...intervention. Face recognition consists of two steps, in first step faces ... See full document

... facial image can also be simply added by attaching new feature vectors to reference gallery while such an operation might be quite time consuming for systems that need ...the face image, can give ... See full document

... of face recognition is used to develop a real time face recognition ...CNN; face detection and recognition, gender recognition, object recognition, ... See full document