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Machine Type Communication (MTC) is a very distinct technology that enables the “Internet of things”. Overload that caused by a large number of MTC device is one of the primary issues for supporting MTC. Extended Access Barring (EAB) is a barring mechanism for long-term evolution (LTE) network to selectively control access attempts in order to prevent overload. In the paper, a method to predict access...
Image segmentation is an important task in image processing. A lot of image segmentation methods or models have been proposed. But most of these methods cannot work well with color images, which actually contain more useful information about the objects inside. In this paper, a segmentation model for color images is proposed. The new model is based on the GAC segmentation model and extends the concept...
Measuring the roundness of a circular workpiece is a crucial issue of quality control and inspection in industry. In this area, maximum inscribed circle (MIC) and Maximum circumscribing circle (MCC), Minimum zone circle (MZC) and Least Square Circle (LSC) are four commonly used methods. In particular, MIC, MCC, and MZC, which are non-linear constrained optimization problems, have not been thoroughly...
For a repairable and deteriorating system, the theoretical preventive maintenance (PM) models are usually complicated and need numerical methods to obtain the optimal PM policies since the system's hazard rate function is changed after each PM. It makes the application of the theoretical model not quite suitable for real cases. Moreover, the theoretical optimal PM solution is obtained by assuming...
Growing Asian international tourism has been significant and helpful for economic improvement in the 21st century. It is argued that the decision regarding destination choice for international tourists would be influenced by the exchange rates among origin and destination countries over time. This paper applies the panel smooth transition regression (PSTR) model to examine the asymmetric effects of...
The broiler industry is one of the most important livestock industries in Taiwan. Analyzing broiler farm price information could help Taiwan government to make broiler price stabilization programs. The objective of this paper is to investigate threshold and asymmetric volatility characteristics in the broiler farm price changes. It is found that the ESTAR model is more suitable for analyzing broiler...
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