Wen Hui Chang

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Technological advances and critical needs have led to a variety of smart devices designed for prevention and reduction of medication errors. The focus of this paper is on devices and tools that support medication administration for this purpose. They include smart medication carts, robots and dispensers for professionals, as well as smart dispensers for(More)
Feature Extraction is a process of extracting the point from the image such that the image can be compared and recognized easily and quickly. Since various feature extraction techniques are implemented so that it can be used for variety of applications such as face recognition. The existing technique implemented for the extraction of features such as SIFT,(More)
In this paper, we have constructed an artificial ecological system (AES) used to manage sensor's behaviour and maintain sensor network. We have defined two kinds of species for sensor nodes, one is called prey and the other is called predator. It is desired to keep these sensor nodes reach the blanket coverage and maximize, two species exist and ensure they(More)
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