Search Results - "Nikias, C.L."

Joint estimation of time delay and frequency delay in impulsive noise using fractional lower order statistics by Xinyu Ma, Nikias, C.L.

“…New methods for time delay estimation and joint estimation of time delay and frequency delay in the presence of impulsive noise are introduced. First,…”
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Performance of optimum and suboptimum receivers in the presence of impulsive noise modeled as an alpha-stable process by Tsihrintzis, G.A., Nikias, C.L.

“…Impulsive noise bursts in communication systems are traditionally handled by incorporating in the receiver a limiter which clips the received signal before…”
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EVAM: an eigenvector-based algorithm for multichannel blind deconvolution of input colored signals by Gurelli, M.I., Nikias, C.L.

“…A new algorithm is proposed for the deconvolution of an unknown, possibly colored, Gaussian or nonstationary signal that is observed through two or more…”
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Maximum likelihood localization of sources in noise modeled as a stable process by Tsakalides, P., Nikias, C.L.

“…This paper introduces a new class of robust beamformers which perform optimally over a wide range of non-Gaussian additive noise environments. The maximum…”
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Bispectrum estimation: A digital signal processing framework by Nikias, C.L., Raghuveer, M.R.

“…It is the purpose of this tutorial paper to place bispectrum estimation in a digital signal processing framework in order to aid engineers in grasping the…”
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Performance assessment of CFAR processors in Pearson-distributed clutter by Tsakalides, P., Trinic, F., Nikias, C.L.

“…An analytical study on the performance of three existing classes of constant false alarm rate (CFAR) detectors operating in heavy tailed distributed data is…”
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Blind equalization using a tricepstrum-based algorithm by Hatzinakos, D., Nikias, C.L.

“…An adaptive blind equalization method is introduced for nonminimum phase communication channels. The method estimates the inverse channel impulse response, by…”
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Assessment of a novel bpMRI-based machine learning framework to automate the detection of clinically significant prostate cancer using the PI-CAI (Prostate Imaging: Cancer AI) challenge dataset by Cacciamani, G., Kaneko, M., Magouliantis, V., Yang, Y., Duddalwar, V., Kuo, C-C.J., Gill, I.S., Abreu, A.L., Nikias, C.L.

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A0977 - Assessment of a novel bpMRI-based machine learning framework to automate the detection of clinically significant prostate cancer using the PI-CAI (Prostate Imaging: Cancer AI) challenge dataset by Cacciamani, G., Kaneko, M., Magouliantis, V., Yang, Y., Duddalwar, V., Kuo, C-C.J., Gill, I.S., Abreu, A.L., Nikias, C.L.

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Signal processing with fractional lower order moments: stable processes and their applications by Shao, M., Nikias, C.L.

“…Non-Gaussian statistical signal processing is important when signals and/or noise deviate from the ideal Gaussian model. Stable distributions are among the…”
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Attracting Foreign Students to America Offers More Advantages by Nikias, C. L. Max

“…Prestigious American universities are franchising their brands in the Middle East and Southeast Asia, building campuses and making it possible for students in…”
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The robust covariation-based MUSIC (ROC-MUSIC) algorithm for bearing estimation in impulsive noise environments by Tsakalides, P., Nikias, C.L.

“…This paper presents a new subspace-based method for bearing estimation in the presence of impulsive noise which can be modeled as a complex symmetric…”
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Fast estimation of the parameters of alpha-stable impulsive interference by Tsihrintzis, G.A., Nikias, C.L.

“…We address the problem of estimation of the parameters of the recently proposed symmetric, alpha-stable model for impulsive interference. We propose new…”
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Parameter estimation and blind channel identification in impulsive signal environments by Xinyu Ma, Nikias, C.L.

“…New methods for parameter estimation and blind channel identification in impulsive signal environments are presented, where the signals/noise are modeled as…”
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Maximum-likelihood symmetric /spl alpha/-stable parameter estimation by Bodenschatz, J.S., Nikias, C.L.

“…Using the close relation between Fisher scoring and Newton maximization, and an efficient density function evaluation, we develop a fast maximum-likelihood…”
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The complex cepstrum of higher order cumulants and nonminimum phase system identification by Pan, R., Nikias, C.L.

“…A computationally efficient identification procedure is proposed for a nonGaussian white-noise-driven linear, time-invariant, nonminimum phase system. The…”
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General /spl Lscr//sup (p,q)/-metric estimator of arbitrary complex impulsive interference in linear systems by Jun Shen, Nikias, C.L.

“…A general /spl Lscr//sup (p,q)/-metric p, q>0 on a probability space is defined, and the corresponding optimality criterion is derived. This criterion is…”
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General ℒ/sup (p,q)/-metric estimator of arbitrary complex impulsive interference in linear systems by Jun Shen, Nikias, C.L.

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Angle/Doppler estimation in heavy-tailed clutter backgrounds by Tsakalides, P., Raspanti, R., Nikias, C.L.

“…This work describes new methods on the modeling of the amplitude statistics of airborne radar clutter by means of alpha-stable distributions. We develop joint…”
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Co-channel interference mitigation in the time-scale domain: the CIMTS algorithm by Heidari, S., Nikias, C.L.

“…In many communication systems, the problem of co-channel interference is encountered when along with the signal of interest (SOI), and one or more interfering…”
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