Feature selection is considered as a problem of global combinatorial optimization in machine learning, which reduces the number of features, removes irrelevant, noisy and redundant data. However, identification of useful ...

The research intended to develop a framework for improving the usability of Learning Management Systems by integrating pedagogical agent. The study adopted usability heuristics [1] as the key factors for enhancing the ...

Biometrics has developed to be one of the most relevant technologies used in Information Technology (IT) security. Unimodal biometric systems have a variety of problems which decreases the performance and accuracy of these ...

The creation of scientific weather forecasts is troubled by many technological challenges (Stern & Easterling, 1999) while their utilization is generally dismal. Consequently, the majority of small-scale farmers in Africa ...

Abstract: Phishing is performed by trying to trick the victim into accessing any computing information that looks original and then instructing them to send important data to unrestricted/unwanted private resources. For ...

Nowadays, it has been noted that using the application of data mining techniques for predicting the outbreak of the disease has been permitted in the health institutions which have relative opportunities for conducting ...

In the last decade, large database of images have grown rapidly. This trend is expected to continue in to the future. Retrieval and querying of these image in efficient way is a challenge in order to access the visual content ...

Although the LSB algorithm for information hiding exploits the weakness of the human vision sensitivity (HVS) to hide secret data in a cover medium, it is relatively vulnerable to statistical steganalysis thus increasing ...

Burnout is a result of the vulnerability of workers in developing nations to occupational stressors in their specific institutions. Emotional exhaustion is a common side effect of workplace stress that inhibits employees ...

A typical line-scan rate for a commercial atomic force microscope (AFM) is about 1 Hz. At such a rate, more than four minutes of scanning time is required to obtain an image of 256 ' 256 pixels. Despite control electronics ...