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In this paper, we present a novel algorithm for robust audio watermarking in image using wavelet transform based on an image texture. The algorithm is based on decomposition of images using Daubechies wavelet basis. The technique proposed in this paper resolves the problem of severe distortion caused by watermarking audio in an image by developing a scaling(More)
The widespread applications of mobile ad hoc networks (MANET) and scarce network resources have lead to the development of many protocols in this field. The need of time is to find a protocol which makes efficient use of resources and improves the overall performance of the network. This paper focuses on enhancing the performance of ad hoc on demand(More)
Physical attractiveness is an important cue for social interaction. Psychology studies have long shown that physical attractiveness can elicit positive personality attributions as well as positive behaviour towards other people. This effect is explained by the attractiveness stereotype. In this paper, we investigate whether this stereotype apply to the(More)
This paper presents a census of 147 virtual agents, by examining and reporting on their physical and demographical characteristics. The study shows that the vast majority of agents developed are from a white ethnic background. Overall, female agents tend to be more photo realistic than their male counterparts who are more cartoon like. These findings(More)
This study examines and quantifies the linkages between population health, environmental risks, and its determinants for drinking water in New Zealand using routinely collected data. It was conducted as part of the national environmental health indicators project in New Zealand. The project is based on the World Health Organization’s (WHO) “Environmental(More)
OBJECTIVES To describe the role patient expectations play in general practitioners (GPs) antibiotic prescribing for upper respiratory tract infections (URTI). METHODS Concurrent explanatory mixed methods approach using a cross-sectional survey and semistructured interviews. SETTINGS Primary care GPs in Australia. PARTICIPANTS 584 GPs (response rate of(More)
BACKGROUND The aim of this study was to investigate how perceived neighbourhood safety and area deprivation influenced the relationship between parklands and mental health. METHODS Information about psychological distress, perceptions of safety, demographic and socio-economic background at the individual level was extracted from New South Wales Population(More)