Search Results - "Xifilidis, Theofanis"

Noisy Fading Channel Distributions Parameter Estimation and Reconstruction based on Truncation by Xifilidis, Theofanis, Psannis, Kostas E.

“…•Rayleigh and Nakagami-m fading distributions are considered.•Truncation is a consequence of energy criterion applied.•Fading channel performance is…”
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Caching hit probability and Compressive Sensing perspective for mobile cellular networks by Xifilidis, Theofanis, Psannis, Kostas E.

“…•Caching hit probability is examined.•Uniform, Zipf-like and normal distributions are considered.•Comparison is performed.•Extension based on Compressive…”
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Correlation-based wireless sensor networks performance: the compressed sensing paradigm by Xifilidis, Theofanis, Psannis, Kostas E.

“…In this paper, the performance of Wireless Sensor Networks (WSNs) operating for environmental monitoring is investigated. The performance metrics considered…”
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Wireless fading channels performance based on Taylor expansion and compressed sensing: A comparative approach by Xifilidis, Theofanis, Psannis, Kostas E.

“…Summary This paper addresses the performance of wireless fading channels, namely, Rayleigh, Rician, and Nakagami‐m fading channels, taking both noiseless and…”
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Fading Channels Performance via Fourier Series Approximation by Xifilidis, Theofanis, Psannis, Kostas E.

“…In this paper, fading channel distributions are approximated via a Fourier series (FS) and the FS order for curve approximation and energy contained is…”
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Fading Channel Coding Based on Entropy and Compressive Sensing by Xifilidis, Theofanis, Psannis, Kostas E.

“…In this paper, channel code length is investigated under Rayleigh and Rician fading assumptions along with additive noise consideration. Fading distributions…”
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A survey on spectrum sensing algorithms for cognitive radio networks by Kakalou, Ioanna, Papadopoulou, Danai, Xifilidis, Theofanis, Psannis, Kostas E., Siakavara, K., Ishibashi, Yutaka

“…Cognitive radio (CR) has emerged as one of the most promising candidate solutions to answer the spectrum scarcity problem. Spectrum sensing is an essential…”
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Convolution Based Energy Detection Scheme for Cognitive Radio Systems by Xifilidis, Theofanis, Psannis, Kostas E., Minopoulos, George, Kokkonis, George, Ishibashi, Yutaka

“…In this paper, the authors investigate an energy detection scheme for Cognitive Radio (CR). The mathematical analysis of the probability density function (pdf)…”
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Security and privacy of big data for social networking services in cloud by Stergiou, Christos, Psannis, Kostas E., Xifilidis, Theofanis, Plageras, Andreas P., Gupta, Brij B.

“…Big Data (BD) is of great importance especially in wireless telecommunications field. Social Networking (SNg) is one more fast-growing technology that allows…”
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