N. Ramalingeswara Swamy

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This paper presents a high capacity reversible data embedding technique. It uses histogram modification in spatial and transform domains. It is a two level data embedding technique. In first level, embedding is done in spatial domain where a bit is embedded into pair of neighboring pixels if their difference is less than a specific threshold. The second(More)
Like other emerging economies, India's quest for independent, evidence-based, and affordable healthcare has led to robust and promising growth in the clinical research sector, with a compound annual growth rate (CAGR) of 20.4% between 2005 and 2010. However, while the fundamental drivers and strengths are still strong, the past few years witnessed a(More)
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