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Research Output 1900 2019

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18 Citations (Scopus)

Accurate representation of time-varying signals using mixed transforms with applications to speech.

Mikhael, W. B. & Spanias, A., Feb 1989, In : IEEE Transactions on Circuits and Systems. 36, 2, p. 329-331 3 p.

Research output: Contribution to journalArticle

Discrete Fourier transforms
Walsh transforms
Hadamard transforms
5 Citations (Scopus)

A collaborative project on java-dsp involving five universities

Spanias, A., Chilumula, R., Huang, C. W., Stiber, M., Loizou, P. & Kasparis, T., 2006, In : ASEE Annual Conference and Exposition, Conference Proceedings.

Research output: Contribution to journalArticle

Educational technology
Innovation
5 Citations (Scopus)

Adaptive antenna beamforming using quiescent pattern control

Miller, S. R. & Spanias, A., 2007, In : IEEE Antennas and Wireless Propagation Letters. 6, p. 651-654 4 p., 913327.

Research output: Contribution to journalArticle

Beamforming
Antennas
Direction of arrival
Transient analysis
24 Citations (Scopus)

Adaptive eigen-projection beamforming algorithms for 1-D and 2-D antenna arrays

Foutz, J., Spanias, A., Bellofiore, S. & Balanis, C., 2003, In : IEEE Antennas and Wireless Propagation Letters. 2, p. 62-65 4 p.

Research output: Contribution to journalArticle

Beamforming
Antenna arrays
Antennas
Adaptive algorithms
2 Citations (Scopus)

Adaptive modified covariance algorithms for spectral analysis

Kitsios, K., Spanias, A. & Welfert, B., May 2002, In : Signal Processing. 82, 5, p. 715-720 6 p.

Research output: Contribution to journalArticle

Spectrum analysis
Covariance matrix
Mean square error
4 Citations (Scopus)

A Frequency/Detector Pruning Approach for Loudness Estimation

Krishnamoorthi, H., Spanias, A. & Berisha, V., 2009, In : IEEE Signal Processing Letters. 16, 11, p. 997-1000 4 p.

Research output: Contribution to journalArticle

Pruning
Detector
Detectors
Computational complexity
Computational Complexity

A frequency selective adaptive algorithm

Spanias, A., 1992, In : Computers and Electrical Engineering. 18, 3-4, p. 301-313 13 p.

Research output: Contribution to journalArticle

Adaptive algorithms
Speech processing
Poles
4 Citations (Scopus)

A hybrid transform method for analysis/synthesis of speech

Spanias, A., 1991, In : Signal Processing. 24, 2, p. 217-229 13 p.

Research output: Contribution to journalArticle

Speech coding

A Linear Systems Perspective on Intrusion Detection for Routing in Reconfigurable Wireless Networks

Zuniga-Mejia, J., Villalpando-Hernandez, R., Vargas-Rosales, C. & Spanias, A., Jan 1 2019, In : IEEE Access. 7, p. 60486-60500 15 p., 8710247.

Research output: Contribution to journalArticle

Intrusion detection
Linear systems
Wireless networks
Network routing
System theory
1 Citation (Scopus)

A multi-dimensional scheme for controlling unstable periodic orbits in chaotic systems

Chakravarthy, N., Tsakalis, K., Iasemidis, L. D. & Spanias, A., Jan 9 2006, In : Physics Letters, Section A: General, Atomic and Solid State Physics. 349, 1-4, p. 116-127 12 p.

Research output: Contribution to journalArticle

orbits
dynamical systems
2 Citations (Scopus)

Analysis/synthesis of speech using the short-time Fourier transform and a time-varying ARMA process

Spanias, A., Loizou, P., Lim, G., Chen, Y. & Hu, G., Apr 1993, In : IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. E76-A, 4, p. 645-652 8 p.

Research output: Contribution to journalArticle

Short-time Fourier Transform
Moving Average Process
Autoregressive Moving Average
Autoregressive Process
Time-varying

Analysis and design of robust max consensus for wireless sensor networks

Muniraju, G., Tepedelenlioglu, C. & Spanias, A., Dec 2019, In : IEEE Transactions on Signal and Information Processing over Networks. 5, 4, p. 779-791 13 p., 8859263.

Research output: Contribution to journalArticle

Wireless sensor networks
Additive noise
Parallel algorithms
Algebra
Communication
1 Citation (Scopus)

A new approach towards predictability of epileptic seizures: KLT dimension

Venugopal, R., Krishnamurthi, N., Prasad, A., Spanias, A., Sackellares, J. C. & Iasemidis, L. D., 2003, In : Biomedical Sciences Instrumentation. 39, p. 123-128 6 p.

Research output: Contribution to journalArticle

Epilepsy
Mathematical transformations
Electroencephalography
Seizures
Temporal Lobe Epilepsy
12 Citations (Scopus)

A new phase model for sinusoidal transform coding of speech

Ahmadi, S. & Spanias, A., 1998, In : IEEE Transactions on Speech and Audio Processing. 6, 5, p. 495-501 7 p.

Research output: Contribution to journalArticle

coding
coders
linear prediction
Phase matching
sine waves
1 Citation (Scopus)

An integrated graphical environment for web-based learning

Mehta, S., Spanias, A., Thiagarajan, J. J., Banavar, M. K., Ramamurthy, K. N., Santucci, R., Pattichis, C., Spanias, P. & Krishnamoorthi, H., Jan 1 2014, In : Computers in Education Journal. 5, 1, p. 40-53 14 p.

Research output: Contribution to journalArticle

Students
learning
HTML
student
Video streaming
4 Citations (Scopus)

An interactive learning environment for DSP

Mehta, S., Thiagarajan, J. J., Spanias, P., Ramamurthy, K., Santucci, R., Spanias, A., Haag, S. & Banavar, M., 2010, In : ASEE Annual Conference and Exposition, Conference Proceedings.

Research output: Contribution to journalArticle

Digital signal processing
Students
Animation
Education
15 Citations (Scopus)

An introduction to kalman filtering with MATLAB examples

Kovvali, N., Banavar, M. & Spanias, A., Sep 30 2013, In : Synthesis Lectures on Signal Processing. 12, p. 1-79 79 p.

Research output: Contribution to journalArticle

MATLAB
Kalman filters
Navigation systems
Target tracking
Computer programming languages
1 Citation (Scopus)

An ontological framework for retrieving environmental sounds using semantics and acoustic content

Wichern, G., Mechtley, B., Fink, A., Thornburg, H. & Spanias, A., 2010, In : Eurasip Journal on Audio, Speech, and Music Processing. 2010, 192363.

Research output: Contribution to journalArticle

semantics
Acoustics
Semantics
Acoustic waves
acoustics
12 Citations (Scopus)

An overview of recent advances on distributed and agile sensing algorithms and implementation

Banavar, M. K., Zhang, J. J., Chakraborty, B., Kwon, H., Li, Y., Jiang, H., Spanias, A., Tepedelenlioglu, C., Chakrabarti, C. & Papandreou-Suppappola, A., Apr 1 2015, In : Digital Signal Processing: A Review Journal. 39, p. 1-14 14 p.

Research output: Contribution to journalArticle

Sensors
Underwater acoustics
Processing
Sensor networks
Wireless networks
Telemedicine
Image compression
Technology
Health Services
Growth
Open Access
emotions
Speech recognition
learning
Acoustics
Cost functions
14 Citations (Scopus)

A software tool for introducing speech coding fundamentals in a DSP course

Spanias, A. & Painter, E. M., 1996, In : IEEE Transactions on Education. 39, 2, p. 143-152 10 p.

Research output: Contribution to journalArticle

Speech coding
Digital signal processing
coding
Speech analysis
Global system for mobile communications
27 Citations (Scopus)

Automatic assessment of vowel space area

Sandoval, S., Berisha, V., Utianski, R. L., Liss, J. & Spanias, A., Nov 2013, In : Journal of the Acoustical Society of America. 134, 5

Research output: Contribution to journalArticle

vowels
estimates
syllables
intelligibility
Vowel Space
3 Citations (Scopus)

Automatic recognition of syllable-final nasals preceded by /ε/

Loizou, P., Dorman, M. & Spanias, A., 1995, In : Journal of the Acoustical Society of America. 97, 3, p. 1925-1928 4 p.

Research output: Contribution to journalArticle

syllables
vowels
markers
education
acoustics
74 Citations (Scopus)

Autoregressive Modeling and Feature Analysis of DNA Sequences

Chakravarthy, N., Spanias, A., Iasemidis, L. D. & Tsakalis, K., Jan 1 2004, In : Eurasip Journal on Applied Signal Processing. 2004, 1, p. 13-28 16 p.

Research output: Contribution to journalArticle

DNA sequences
String searching algorithms
Error analysis
Signal processing
7 Citations (Scopus)

Block time and frequency domain modified covariance algorithms for spectral analysis

Spanias, A., Nov 1993, In : IEEE Transactions on Signal Processing. 41, 11, p. 3138-3152 15 p.

Research output: Contribution to journalArticle

Spectrum analysis
Computational complexity
127 Citations (Scopus)

Cepstrum-based pitch detection using a new statistical V/UV classification algorithm

Ahmadi, S. & Spanias, A., 1999, In : IEEE Transactions on Speech and Audio Processing. 7, 3, p. 333-338 6 p.

Research output: Contribution to journalArticle

roots of equations
Additive noise
smoothing
statistical analysis
Statistical methods
6 Citations (Scopus)

Characterizing the distribution of the quadrilateral vowel space area

Berisha, V., Sandoval, S., Utianski, R., Liss, J. & Spanias, A., Jan 2014, In : Journal of the Acoustical Society of America. 135, 1, p. 421-427 7 p.

Research output: Contribution to journalArticle

vowels
intelligibility
statistics
applications of mathematics
Vowel Space
7 Citations (Scopus)

COMPARISON OF SEVERAL FREQUENCY-DOMAIN LMS ALGORITHMS.

Mikhael, W. B. & Spanias, A., May 1987, In : IEEE Transactions on Circuits and Systems. CAS-34, 5, p. 586-588 3 p.

Research output: Contribution to journalArticle

Adaptive algorithms
Computer simulation
2 Citations (Scopus)

Derivation of a new banded waveguide model topology for sound synthesis

Fink, A. M., Spanias, A. & Cook, P. R., Feb 2013, In : Journal of the Acoustical Society of America. 133, 2

Research output: Contribution to journalArticle

derivation
topology
waveguides
acoustics
synthesis
31 Citations (Scopus)

Development of a web-based signal and speech processing laboratory for distance learning

Spanias, A., Urban, S., Constantinou, A., Tampi, M., Clausen, A., Zhang, X., Foutz, J. & Stylianou, G., Apr 2000, In : Computers in Education Journal. 10, 2, p. 21-26 6 p.

Research output: Contribution to journalArticle

Speech processing
Distance education
distance learning
Digital signal processing
Signal processing
4 Citations (Scopus)

Direct estimation of density functionals using a polynomial basis

Wisler, A., Berisha, V., Spanias, A. & Hero, A. O., Nov 25 2017, (Accepted/In press) In : IEEE Transactions on Signal Processing.

Research output: Contribution to journalArticle

Polynomials
Probability density function
Information theory
Signal processing
4 Citations (Scopus)

Distributed Network Center and Size Estimation

Zhang, S., Tepedelenlioglu, C. & Spanias, A., May 22 2018, (Accepted/In press) In : IEEE Sensors Journal.

Research output: Contribution to journalArticle

Parallel algorithms
radii
Convex optimization
sensors
Sensor nodes
1 Citation (Scopus)

Distributed Network Structure Estimation using Consensus Methods

Zhang, S., Tepedelenlioglu, C., Spanias, A. & Banavar, M., Jan 1 2018, In : Synthesis Lectures on Communications. 10, 1, p. 1-88 88 p.

Research output: Contribution to journalArticle

Wireless sensor networks
Parallel algorithms
Military applications
Graph theory
Sensor nodes
7 Citations (Scopus)

Distributed Node Counting in Wireless Sensor Networks in the Presence of Communication Noise

Zhang, S., Tepedelenlioglu, C., Banavar, M. K. & Spanias, A., Feb 15 2017, In : IEEE Sensors Journal. 17, 4, p. 1175-1186 12 p., 7784721.

Research output: Contribution to journalArticle

Wireless sensor networks
counting
Fusion reactions
communication
sensors
18 Citations (Scopus)

Distributed SNR estimation with power constrained signaling over Gaussian multiple-access channels

Banavar, M. K., Tepedelenlioglu, C. & Spanias, A., Jun 2012, In : IEEE Transactions on Signal Processing. 60, 6, p. 3289-3294 6 p., 6156472.

Research output: Contribution to journalArticle

Signal to noise ratio
Fusion reactions
Sensors
Phase modulation
Gaussian distribution
10 Citations (Scopus)

Efficient modeling of dominant transform components representing time-varying signals.

Mikhael, W. B. & Spanias, A., Feb 1989, In : IEEE Transactions on Circuits and Systems. 36, 2, p. 331-334 4 p.

Research output: Contribution to journalArticle

Signal reconstruction
Impulse response
Discrete Fourier transforms
Walsh transforms
Hadamard transforms
13 Citations (Scopus)

Electronic-nose for detecting environmental pollutants: Signal processing and analog front-end design

Kim, H., Konnanath, B., Sattigeri, P., Wang, J., Mulchandani, A., Myung, N., Deshusses, M. A., Spanias, A. & Bakkaloglu, B., Jan 2012, In : Analog Integrated Circuits and Signal Processing. 70, 1, p. 15-32 18 p.

Research output: Contribution to journalArticle

Environmental Pollutants
Signal processing
Pattern recognition
Sensors
Amperometric sensors
35 Citations (Scopus)

Empirically estimable classification bounds based on a nonparametric divergence measure

Berisha, V., Wisler, A., Hero, A. O. & Spanias, A., Feb 1 2016, In : IEEE Transactions on Signal Processing. 64, 3, p. 580-591 12 p., 7254229.

Research output: Contribution to journalArticle

Information theory
Feature extraction
Statistics
8 Citations (Scopus)

Energy-efficient distributed estimation by utilizing a nonlinear amplifier

Santucci, R. W., Banavar, M. K., Tepedelenlioglu, C. & Spanias, A., Jan 2014, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 61, 1, p. 302-311 10 p., 6595643.

Research output: Contribution to journalArticle

Transmitters
Sensors
1 Citation (Scopus)

Error probability-based optimal training for linearly decoded orthogonal space-time block coded wireless systems

Ahmed, K. I., Tepedelenlioglu, C., Spanias, A., Patwary, M. N. & Yu, H., Jul 22 2011, In : IET Communications. 5, 11, p. 1512-1529 18 p.

Research output: Contribution to journalArticle

Signal to noise ratio
Modulation
Channel estimation
Fading channels
Error probability
61 Citations (Scopus)

Estimation over fading channels with limited feedback using distributed sensing

Banavar, M. K., Tepedelenlioglu, C. & Spanias, A., Jan 2010, In : IEEE Transactions on Signal Processing. 58, 1, p. 414-425 12 p., 5170081.

Research output: Contribution to journalArticle

Fading channels
Feedback
Sensors
Fusion reactions
Degradation
21 Citations (Scopus)

Experiments with sensor motes and Java-DSP

Kwon, H., Berisha, V., Atti, V. & Spanias, A., 2009, In : IEEE Transactions on Education. 52, 2, p. 257-262 6 p.

Research output: Contribution to journalArticle

Digital signal processing
hardware
Signal processing
experiment
Sensors
1 Citation (Scopus)

Fast adaptive algorithms using eigenspace projections

Nair, N. G. & Spanias, A., Sep 2003, In : Signal Processing. 83, 9, p. 1929-1935 7 p.

Research output: Contribution to journalArticle

Adaptive algorithms
Autocorrelation
Eigenvalues and eigenfunctions
11 Citations (Scopus)

FAST FREQUENCY-DOMAIN ADAPTIVE ALGORITHM.

Mikhael, W. B. & Spanias, A., Jan 1988, In : Proceedings of the IEEE. 76, 1, p. 80-82 3 p.

Research output: Contribution to journalArticle

Adaptive algorithms
1 Citation (Scopus)

Gradient projection-based channel equalization under sustained fading

Atti, V., Spanias, A., Tsakalis, K., Panayiotou, C., Iasemidis, L. & Berisha, V., Feb 2008, In : Signal Processing. 88, 2, p. 236-246 11 p.

Research output: Contribution to journalArticle

Fading (radio)
Equalizers
Mean square error
Bit error rate
Experiments
52 Citations (Scopus)

High-performance alphabet recognition

Loizou, P. C. & Spanias, A., 1996, In : IEEE Transactions on Speech and Audio Processing. 4, 6, p. 430-445 16 p.

Research output: Contribution to journalArticle

alphabets
Telephone
Hidden Markov models
telephones
discrimination
12 Citations (Scopus)

Image understanding using sparse representations

Thiagarajan, J. J., Ramamurthy, K. N., Turaga, P. & Spanias, A., Apr 24 2014, In : Synthesis Lectures on Image, Video, and Multimedia Processing. 15, p. 1-120 120 p.

Research output: Contribution to journalArticle

Image understanding
dictionaries
Compressed sensing
learning
computer vision
1 Citation (Scopus)
Sensor networks
Signal processing
Wireless sensor networks
Sensors
Hardware