Henry Widjaja

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Executive dashboard is highly necessary for university's board of leadership as one of the tools in the decision-making process to win the increasingly competitive market. The abundance amount of available data has become a unique challenge for the organisation to manage and process its data to be more useful information. The concept of processing large(More)
Hospital Information System (HIS) has become an important part of every healthcare institution in providing high quality clinical care and efficient daily operation. The purpose of this research is to evaluate the quality of HIS in a private multi-specialty hospital in Indonesia as the mean to recommend possible actions for the management and IT department(More)
Hospital Information Systems (HIS) has been considered by health care providers as the answer to provide a quality service and help their employees to work effectively and efficiently. The purpose of this study was to identify the factors that influence users' acceptance level of HIS in a private multi-specialty hospital in Indonesia as it was expected to(More)
Differential microphone array is known to have low sensitivity to distant sound sources. Such characteristics may be advantageous in voice activity detection where it can be assumed that the target speaker is close and background noise sources are distant. In this paper we develop a simple modification to the EVRC rate determination algorithm (EVRC RDA) to(More)
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