Dr. Sergio D. Cabrera Profile

Dr. Sergio D. Cabrera

Associate Professor at Univ of Texas at El Paso

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Author

Publications (36)

Proceedings Article | 2 March 2022 Presentation + Paper

Asymmetric decoder design for efficient convolutional encoder-decoder architectures in medical image reconstruction

Tahsin Rahman, Ali Bilgin, Sergio Cabrera

Proceedings Volume 11952, 1195203 (2022) https://doi.org/10.1117/12.2610084

KEYWORDS: Convolutional neural networks, Magnetic resonance imaging, Convolution, Medical image reconstruction, Spatial resolution, Image quality, Visualization, Brain, Reconstruction algorithms

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Proceedings Article | 20 March 2014 Paper

Using undiagnosed data to enhance computerized breast cancer analysis with a three stage data labeling method

Wenqing Sun, Tzu-Liang Tseng, Bin Zheng, Flemin Lure, Teresa Wu, Giulio Francia, Sergio Cabrera, Jianying Zhang, Miguel Vélez-Reyesv, Wei Qian

Proceedings Volume 9035, 90350T (2014) https://doi.org/10.1117/12.2043708

KEYWORDS: Breast cancer, Solid state lighting, Computing systems, Machine learning, Feature selection, Cancer, Mammography, Analytical research, Statistical analysis, Computer aided diagnosis and therapy

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Proceedings Article | 31 May 2013 Paper

Towards the use of learned dictionaries and compressive sensing in wideband signal detection

Jerry Carreon, Sergio Cabrera

Proceedings Volume 8717, 87170N (2013) https://doi.org/10.1117/12.2018319

KEYWORDS: Associative arrays, Signal detection, Reconstruction algorithms, Compressed sensing, Signal to noise ratio, Signal processing, Interference (communication), Electroluminescence, Surveillance systems, Algorithm development

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Proceedings Article | 24 May 2011 Paper

Sensor deployment optimization based on optimal recovery interpolation

Sergio Cabrera, Veenarai Moram, Jose Gerardo Rosiles

Proceedings Volume 8061, 806107 (2011) https://doi.org/10.1117/12.886522

KEYWORDS: Sensors, Error analysis, Statistical analysis, Signal generators, Computer simulations, Sensor networks, Detection theory, Electroluminescence, Estimation theory, Computer engineering

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Proceedings Article | 20 May 2011 Paper

Multiresolution and directional filtering techniques for detecting dust storm direction in satellite imagery

Mohammed Alkhatib, Sergio Cabrera

Proceedings Volume 8048, 80480V (2011) https://doi.org/10.1117/12.887076

KEYWORDS: Image filtering, Image enhancement, Optical filters, Image processing, Satellite imaging, Satellites, Earth observing sensors, Multispectral imaging, Sinc filters, Electroluminescence

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Proceedings Article | 28 April 2009 Paper

Assessment of super-resolution for face recognition from very-low resolution images in sensor networks

James Roeder, Sergio Cabrera

Proceedings Volume 7341, 73410I (2009) https://doi.org/10.1117/12.820284

KEYWORDS: Facial recognition systems, Super resolution, Image resolution, Image registration, Image segmentation, Skin, Detection and tracking algorithms, Sensor networks, Reconstruction algorithms, Image processing

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Proceedings Article | 27 April 2009 Paper

Directional analysis and filtering for dust storm detection in NOAA-AVHRR imagery

S. Janugani, V. Jayaram, S. Cabrera, J. Rosiles, T. Gill, N. Rivera Rivera

Proceedings Volume 7334, 73341G (2009) https://doi.org/10.1117/12.820235

KEYWORDS: Image filtering, Visualization, Binary data, Image processing, Mathematics, Linear filtering, Image enhancement, MODIS, Sensors, Composites

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Proceedings Article | 20 September 2007 Paper

Affine scaling transformation algorithms for harmonic retrieval in a compressive sampling framework

Sergio Cabrera, Jose Gerardo Rosiles, Alejandro Brito

Proceedings Volume 6701, 67012D (2007) https://doi.org/10.1117/12.735139

KEYWORDS: Matrices, Compressed sensing, Error analysis, Statistical analysis, Associative arrays, Signal analyzers, Electroluminescence, Computer programming, Image compression, Wavelets

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Proceedings Article | 1 September 2006 Paper

Residual coding with a JPEG2000 framework for controlling L-infinity error applied to ultraspectral sounder data

Aldo Lucero, Sergio Cabrera, Edward Vidal

Proceedings Volume 6300, 630005 (2006) https://doi.org/10.1117/12.682052

KEYWORDS: Discrete wavelet transforms, JPEG2000, Computer programming, Image compression, Wavelets, Data compression, Satellites, Image quality standards, Quantization, Electroluminescence

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Proceedings Article | 1 September 2006 Paper

Assessment of inter-slice bit-allocation strategies in the application of JPEG2000 to ultraspectral sounder data

Alberto Aguirre, Edward Vidal, Sergio Cabrera

Proceedings Volume 6300, 630006 (2006) https://doi.org/10.1117/12.682092

KEYWORDS: Discrete wavelet transforms, JPEG2000, Distortion, Computer programming, Data modeling, Satellites, Software development, Algorithm development, Data compression, Infrared radiation

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Proceedings Article | 16 September 2005 Paper

MP3 compression and transmission of infrasonic sensor array signals and task-specific metrics for distortion evaluation

Sergio Cabrera, Edward Vidal, Smitha Paramanandan

Proceedings Volume 5910, 591008 (2005) https://doi.org/10.1117/12.619319

KEYWORDS: Distortion, Electronic filtering, Signal processing, Prototyping, Filtering (signal processing), Sensors, Bandpass filters, Phase velocity, Signal to noise ratio, Visual compression

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Proceedings Article | 27 August 2005 Paper

Evaluating residual coding with JPEG2000 for L-infinity driven hyperspectral image compression

Aldo Lucero, Sergio Cabrera, Edward Vidal, Alberto Aguirre

Proceedings Volume 5889, 588903 (2005) https://doi.org/10.1117/12.617397

KEYWORDS: Computer programming, Discrete wavelet transforms, Data compression, Image compression, Signal to noise ratio, JPEG2000, Satellites, Quantization, Hyperspectral imaging, Electroluminescence

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Proceedings Article | 27 August 2005 Paper

JAVA implemented MSE optimal bit-rate allocation applied to 3-D hyperspectral imagery using JPEG2000 compression

J. Melchor, S. Cabrera, A. Aguirre, O. Kosheleva, E. Vidal

Proceedings Volume 5889, 588904 (2005) https://doi.org/10.1117/12.618559

KEYWORDS: Distortion, JPEG2000, Hyperspectral imaging, Java, Image compression, 3D image processing, Data compression, Satellites, Algorithm development, Radon

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Proceedings Article | 18 October 2004 Paper

MSE optimal bit-rate allocation in JPEG2000 Part 2 compression applied to a 3D data set

Olga Kosheleva, Sergio Cabrera, Bryan Usevitch, Alberto Aguirre, Edward Vidal

Proceedings Volume 5561, (2004) https://doi.org/10.1117/12.559161

KEYWORDS: JPEG2000, Data modeling, Discrete wavelet transforms, Distortion, 3D modeling, Computed tomography, 3D image processing, Meteorology, Data compression, Medical imaging

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Proceedings Article | 10 August 2004 Paper

Unified MMSE estimation for GMSK signals with turbo codes

Chandragupta Gudena, Timothy Yao, Sergio Cabrera

Proceedings Volume 5440, (2004) https://doi.org/10.1117/12.543143

KEYWORDS: Computer programming, Modulation, Signal to noise ratio, Receivers, Error analysis, Global system for mobile communications, MATLAB, Computer simulations, Binary data, Phase shift keying

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Proceedings Article | 1 July 2003 Paper

Calibration improvement of the IAI Network for the measurement of UVR: multichannel instruments

Susana Diaz, Charles Booth, Roy Armstrong, Sergio Cabrera, Claudio Cassiccia, Humberto Fuenzalida, Charlotte Lovengreen, Alejandro Paladini, Jorge Pedroni, A. Rosales, Horacio Zagarese, Claudio Brunat, Guillermo Deferrari, Carolina Camilion, Maria Vernet

Proceedings Volume 4896, (2003) https://doi.org/10.1117/12.466122

KEYWORDS: Calibration, Radiometry, Ozone, Sun, Ultraviolet radiation, Spectral calibration, Instrument modeling, Ecosystems, Lamps, Chlorine

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Proceedings Article | 6 August 2002 Paper

Three-dimensional compression of mesoscale meteorological data based on JPEG 2000

Sergio Cabrera

Proceedings Volume 4741, (2002) https://doi.org/10.1117/12.478718

KEYWORDS: Signal to noise ratio, Data modeling, Data compression, Image compression, 3D modeling, Meteorology, Standards development, Data conversion, Quantization, Image quality standards

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SPIE Journal Paper | 1 December 2000

Applying the eigenfaces and Fisherfaces methodology to circuit-board inspection

Estille Whittenberger, Alejandro Brito, Sergio Cabrera

OE, Vol. 39, Issue 12, (December 2000) https://doi.org/10.1117/12.10.1117/1.1327840

KEYWORDS: Feature extraction, Binary data, Copper, Databases, Facial recognition systems, Classification systems, Optical engineering, Principal component analysis, Inspection, Matrices

Proceedings Article | 13 August 1999 Paper

SAR image formation using 2D reweighted minimum norm extrapolation

Alejandro Brito, Shiu Chan, Sergio Cabrera

Proceedings Volume 3721, (1999) https://doi.org/10.1117/12.357626

KEYWORDS: Synthetic aperture radar, Image quality, Image resolution, Target detection, Image acquisition, Super resolution, Image processing, Sensors, Speckle, Databases

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Proceedings Article | 27 July 1999 Paper

Task-specific image quality metrics for lossy compression of FLIR images

Olga Kosheleva, Carlos Mendoza, Sergio Cabrera

Proceedings Volume 3720, (1999) https://doi.org/10.1117/12.357180

KEYWORDS: Image compression, Image segmentation, Binary data, Image processing, Image quality, Fuzzy logic, Forward looking infrared, Ions, Tin, Distortion

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Proceedings Article | 22 September 1998 Paper

Case study of nonlinear inverse problems: mammography and nondestructive evaluation

Olga Kosheleva, Sergio Cabrera, Roberto Osegueda, Carlos Ferregut, Soheil Nazarian, Debra George, Mary George, Vladik Kreinovich, Keith Worden

Proceedings Volume 3459, (1998) https://doi.org/10.1117/12.323792

KEYWORDS: Inverse problems, Sensors, Mammography, Transducers, Nondestructive evaluation, Signal detection, Aerospace engineering, Transmitters, Wave plates, Ultrasonography

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Proceedings Article | 1 March 1998 Paper

Quantifying improvements in the preprocessing stage of a classification system for surface-mounted-device images

Angel Portillo, Alejandro Brito, Sergio Cabrera

Proceedings Volume 3240, (1998) https://doi.org/10.1117/12.300047

KEYWORDS: Image enhancement, Classification systems, Image classification, Image analysis, Databases, Radon transform, Signal to noise ratio

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Proceedings Article | 28 July 1997 Paper

Estimation of motion parameters by isolating scatterers using time-frequency filtering

Ke Liu, Gabriel Thomas, Sergio Cabrera

Proceedings Volume 3070, (1997) https://doi.org/10.1117/12.281582

KEYWORDS: Motion estimation, Electronic filtering, Signal to noise ratio, Time-frequency analysis, Motion models, Interference (communication), Image filtering, Super resolution, Error analysis, Computer simulations

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Proceedings Article | 15 April 1997 Paper

Robust-statistic-based template matching

Bingcheng Li, Dongming Zhao, Jesus Villalobos, Sergio Cabrera

Proceedings Volume 3029, (1997) https://doi.org/10.1117/12.271242

KEYWORDS: Correlation function, Signal processing, Signal to noise ratio, Fourier transforms, Electroluminescence, Phase only filters, Radon, Osmium, Detection theory, Nickel

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Proceedings Article | 15 April 1997 Paper

Diffusion equation and its application to SMD inspection

Bingcheng Li, Jesus Villalobos, Jose Gallegos, Sergio Cabrera

Proceedings Volume 3029, (1997) https://doi.org/10.1117/12.271238

KEYWORDS: Inspection, Diffusion, Feature extraction, Image analysis, Machine vision, Computer vision technology, Optical inspection, Convolution, Image enhancement, Image processing

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Proceedings Article | 26 February 1997 Paper

Inspection of surface-mount device images using wavelet processing

Gerardo Carillo, Sergio Cabrera, Angel Portillo

Proceedings Volume 2962, (1997) https://doi.org/10.1117/12.267826

KEYWORDS: Wavelet transforms, Wavelets, Feature extraction, Image processing, Inspection, Image classification, Binary data, Image filtering, Classification systems, Machine vision

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Proceedings Article | 5 November 1996 Paper

Evaluation of time-frequency filtering for SAR/ISAR motion compensation via instantaneous frequency estimators

Gabriel Thomas, Ke Liu, Sergio Cabrera, Benjamin Flores

Proceedings Volume 2845, (1996) https://doi.org/10.1117/12.257218

KEYWORDS: Signal to noise ratio, Electronic filtering, Time-frequency analysis, Image filtering, Autoregressive models, Motion estimation, Filtering (signal processing), Fourier transforms, Linear filtering, Motion models

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Proceedings Article | 10 June 1996 Paper

Selective motion compensation in ISAR imagery using time-frequency filtering

Gabriel Thomas, Sergio Cabrera, Benjamin Flores

Proceedings Volume 2757, (1996) https://doi.org/10.1117/12.242034

KEYWORDS: Image filtering, Fourier transforms, Time-frequency analysis, Resolution enhancement technologies, Electronic filtering, Image processing, Data modeling, Motion estimation, Super resolution, Synthetic aperture radar

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Proceedings Article | 18 August 1995 Paper

Signal separation and synthesis from modified superresolution short-time Fourier transforms

Gabriel Thomas, Sergio Cabrera

Proceedings Volume 2562, (1995) https://doi.org/10.1117/12.216967

KEYWORDS: Super resolution, Time-frequency analysis, Fourier transforms, Resolution enhancement technologies, Image processing, Radar imaging, Signal processing, Electronic filtering, Image resolution, Statistical analysis

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Proceedings Article | 5 July 1995 Paper

Autoregressive spectral estimation with a priori object support for inverse synthetic aperture radar imagery

Elulio Rodriguez, Benjamin Flores, Sergio Cabrera

Proceedings Volume 2485, (1995) https://doi.org/10.1117/12.213085

KEYWORDS: Autoregressive models, Scattering, Reflectivity, Radar, Synthetic aperture radar, Doppler effect, Image resolution, Image processing, Signal to noise ratio, Distortion

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Proceedings Article | 3 March 1995 Paper

Use of zerotree coding in a high-speed pyramid image multiresolution decomposition

Javier Vega-Pineda, Sergio Cabrera, Aldo Lucero

Proceedings Volume 2418, (1995) https://doi.org/10.1117/12.204123

KEYWORDS: Image compression, Image processing, Wavelets, Very large scale integration, Image filtering, Quantization, Image transmission, Computer programming, Electroluminescence, Linear filtering

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Proceedings Article | 13 October 1994 Paper

Sequential algorithms for the inspection of surface-mounted devices

Jose Gallegos, Jesus Villalobos, Sergio Cabrera

Proceedings Volume 2354, (1994) https://doi.org/10.1117/12.189089

KEYWORDS: Inspection, Neural networks, Neurons, Image processing, Algorithm development, Image enhancement, Computing systems, Light sources and illumination, Mechanical positioning systems, Machine vision

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Proceedings Article | 29 July 1994 Paper

Advances in automatic estimation and compensation of target kinematics for improved radar imaging

Benjamin Flores, Sergio Cabrera, Ana Martinez

Proceedings Volume 2234, (1994) https://doi.org/10.1117/12.181050

KEYWORDS: Kinematics, Radar imaging, Motion estimation, Image processing

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Proceedings Article | 9 June 1994 Paper

Application of one-dimensional adaptive extrapolation to improve resolution in range-Doppler imaging

Sergio Cabrera, Benjamin Flores, Gabriel Thomas, Javier Vega-Pineda

Proceedings Volume 2230, (1994) https://doi.org/10.1117/12.177200

KEYWORDS: Image resolution, Image processing, Raster graphics, Fourier transforms, Signal to noise ratio, Image acquisition, Radar, Synthetic aperture radar, Signal processing, Electroluminescence

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Proceedings Article | 1 November 1993 Paper

Evolutionary spectral estimation based on adaptive use of weighted norms

Sergio Cabrera, Benjamin Flores, Gabriel Thomas, Javier Vega-Pineda

Proceedings Volume 2027, (1993) https://doi.org/10.1117/12.160432

KEYWORDS: Autoregressive models, Fourier transforms, Time-frequency analysis, Stars, Yield improvement, Data modeling, Statistical analysis, Electroluminescence, Signal analyzers, Reflectivity

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Proceedings Article | 1 November 1991 Paper

High-speed two-dimensional pyramid image coding method and its implementation

Haralambos Sahinoglou, Sergio Cabrera

Proceedings Volume 1605, (1991) https://doi.org/10.1117/12.50286

KEYWORDS: Image compression, Image processing, Visual communications, Image resolution, Very large scale integration, Computer programming, Image filtering, Signal to noise ratio, Image visualization, Visualization

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Showing 5 of 36 publications

Conference Committee Involvement (1)

Satellite Data Compression, Communication, and Archiving II

13 August 2006 | San Diego, California, United States

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