Dr. Mabel Ramírez Profile

Dr. Mabel Ramírez

at MIT Lincoln Lab

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Author

Publications (4)

Proceedings Article | 25 April 2008 Paper

Passive THz imaging system for stand-off identification of concealed objects: results from a turn-key 16 pixel imager

A. Luukanen, L. Grönberg, T. Haarnoja, P. Helistö, K. Kataja, M. Leivo, A. Rautiainen, J. Penttilä, J. Bjarnason, C. Dietlein, M. Ramirez, E. Grossman

Proceedings Volume 6948, 69480O (2008) https://doi.org/10.1117/12.784922

KEYWORDS: Sensors, Imaging systems, Terahertz radiation, Bolometers, Signal to noise ratio, Electronics, Cryogenics, Target detection, Temperature metrology, Niobium

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Proceedings Article | 18 April 2008 Paper

Imaging with modular linear arrays of cryogenic Nb microbolometers

E. Grossman, C. Dietlein, J. Bjarnason, M. Ramirez, M. Leivo, J. Penttila, P. Helisto, A. Luukanen

Proceedings Volume 6948, 694806 (2008) https://doi.org/10.1117/12.784645

KEYWORDS: Sensors, Microbolometers, Niobium, Imaging systems, Mirrors, Antennas, Scanners, Cryogenics, Optical design, Eye

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Proceedings Article | 4 May 2007 Paper

Unsupervised image segmentation for passive THz broadband images for concealed weapon detection

Mabel Ramírez, Charles Dietlein, Erich Grossman, Zoya Popović

Proceedings Volume 6549, 65490J (2007) https://doi.org/10.1117/12.720004

KEYWORDS: Image segmentation, Weapons, Image processing, Image processing algorithms and systems, Image filtering, Mahalanobis distance, Calibration, Signal to noise ratio, Metals, Temperature metrology

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Proceedings Article | 23 September 2003 Paper

Regularization techniques and parameter estimation for object detection in hyperspectral data

Mabel Ramirez-Velez, Luis Jimenez-Rodriguez

Proceedings Volume 5093, (2003) https://doi.org/10.1117/12.486371

KEYWORDS: Statistical analysis, Sensors, Error analysis, Visualization, Hyperspectral imaging, Image classification, Remote sensing, Nickel, Pattern recognition, Data analysis

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