Journal
 T. Murphy, P. Broussard, R.
N. Rakvic, H. T. Ngo, and R. W. Ives, R., R. Schultz, J. T.
Aguayo, “The Use of Synthetic Data to Test Biometric Algorithms,”Journal of Electronic Imaging, February
2016 (accepted for publication  July 2016).
M. A. Tsao, H.
T. Ngo, R. Corsaro, and C. R. Anderson, “An In Situ Measurement System for
Characterizing Orbital Debris,” IEEE Transactions on Instrumentation and Measurement (accepted for publication  July 2016). R. N. Rakvic, R. P. Broussard, and H. T. Ngo, “Energy Efficient Iris
Recognition with Graphics Processing Units,” in IEEE Access, vol. 4, pp. 28312839, June 2016. H. T. Ngo,
R. N. Rakvic, R. P. Broussard, and R. W. Ives, “Resourceaware architecture
design and implementation of Hough transform for a realtime iris boundary
detection system,” in IEEE Transactions
on Consumer Electronics, vol. 60, no. 3, pp. 485492, August 2014. H. T. Ngo,
R. W. Ives, R. N. Rakvic, and R. P. Broussard, “Realtime video surveillance on
an embedded, configurable platform,” in Microprocessors
and Microsystems: Embedded Hardware Design, vol. 37, issues 67, pp.
562571, AugustOctober 2013. R. N. Rakvic, H. T. Ngo, R. P. Broussard, and R. W. Ives, “Comparing an FPGA to a
Cell for an image processing application,” in EURASIP Journal on Advances in Signal Processing: Special Issue on
Advanced Image Processing for Defense and Security Applications, vol. 2010,
Article ID 764838, doi:10.1155/2010/764838, April 2010. H. T. Ngo
and K. V. Asari, “Partitioning and gating technique for low power
multiplication in video processing applications,” in Microelectronics Journal, vol. 40, no. 11, pp. 15621589, November
2009. H. T. Ngo,
M. Z. Zhang, L. Tao, and K. V. Asari, “Design of a high performance
architecture for realtime enhancement of video stream captured in extremely
low lighting environment,” in Microprocessors
and Microsystems: Embedded Hardware Design, vol. 33, no. 4, pp. 273280,
June 2009. M. Z. Zhang, H. T. Ngo, A. R. Livingston, and K. V. Asari, “A high performance
architecture for implementation of 2D convolution with quadrant symmetric
kernels,” in International Journal of
Computers and Applications, vol. 30, no. 4, pp. 298309, December 2008. H. T. Ngo,
K. V. Asari, M. Z. Zhang, and L. Tao, “Design of a systolicpipelined
architecture for realtime enhancement of color video stream based on an
illuminancereflectance model,” in Integration,
the VLSI Journal, vol. 41, no. 4, pp. 474488, July 2008. H. T. Ngo
and V. K. Asari, “Developing a FPGAbased high performance, poweraware
architecture for realtime radial lens distortion correction of video stream,” in
International Journal of Programmable
Devices, Circuits, and Systems – Special Issue on FPGAbased Digital Signal and
Image Processing Systems, vol. 7, no. 1, pp. 3341, May 2007. M. Z. Zhang, H. T. Ngo, and V. K. Asari, “Multiplierless VLSI architecture for
realtime computation of multidimensional convolution,” in Journal of Microprocessors and Microsystems,
vol. 31, pp. 2537, February 2007. R. Gottumukkal, H. T. Ngo, and K. V. Asari, ”Multilane architecture for Eigenface
based realtime face recognition,” in Journal
of Microprocessors and Microsystems, vol. 30, no. 4, pp. 216224, June
2006. H. T. Ngo
and K. V. Asari, “A pipelined architecture for realtime correction of barrel
distortion in wideangle camera images,” in IEEE
Transactions of Circuits and Systems for Video Technology, vol. 15, no. 3,
pp. 436444, March 2005. M.J. Seow, H.
T. Ngo, and K. V. Asari, "Systolic implementation of 2D block based
Hopfield neural network for efficient pattern association," in Journal of Microprocessors and Microsystems,
vol. 27, no. 8, pp. 359366, August 2003.
Conference
 J. Shey, R. Rakvic, H. Ngo,
O. Walker, T. Tedesso, J. A. Blanco, and K. Fairbanks, “Inferring Trimming
Activity of SolidState Drives Based on Energy Consumption,” 2016 IEEE
International Instrumentation and Measurement Technology Conference (I2MTC 2016), Taipei, Taiwan, May 2326, 2016.
 M. T. Carothers, H. T. Ngo,
R. N. Rakvic, R. P. Broussard, “Iris unwrapping using the Bresenham circle
algorithm for realtime iris recognition,” Proceedings of the SPIE 9400, RealTime Image and Video
Processing 2015, 94000E; doi:10.1117/12.2079801; February 2015.
 L. Sellami, H. T. Ngo, C.
Fowler, and L. Kearney, “Near infrared face recognition using OpenCV software” Proceedings of the SPIE 9070, Infrared Technology and Applications XL,
90703H; June 2014.
 T. M. Murphy, R. Broussard, R. Schultz, R. Rakvic, H. T. Ngo, A Biological Perspective of ViolaJones Face Detection,”
Mid Atlantic Micro Nano Alliance (MAMNA) 2014
Spring Symposium, pp. 14, 10 March
2014.
 T. M. Murphy, R. Broussard, R. Schultz, R. Rakvic, H. T. Ngo, “A ViolaJones based hybrid face detection framework,” IS&T/SPIE Electronic Imaging 2014
Conference, San Francisco, California, pp. 111, 26 February 2014.
 H. T. Ngo, J. Shafer, R. W. Ives, R. N. Rakvic, and R. P.
Broussard, “Realtime iris segmentation on FPGA,” Proceedings of the 23^{rd} IEEE International Conference on
Applicationspecific Systems, Architectures and Processors (ASAP 2012),
Delft, The Netherlands, pp. 17, July 2012.
 R.W. Ives, H. T. Ngo, S. Winchell, and J. Matey, “Initial evaluation of
multispectral iris imagery,” Proceedings
of the IET Image Processing Conference 2012, London, U.K., June 2012.
 M. A. Tsao, H.
T. Ngo, C. R. Anderson, A. C. Sadilek, V. L. Pisacane,
F. Giovane, R. Corsaro, M. J. Burchell, E. Stransberry, and J C. Liou,
“Prototyping and testing a debris resistive acoustic grid orbital Navy sensor,”
Proceedings of the 2012 IEEE International Instrumentation and
Measurement Technology Conference (I2MTC 2012), Graz, Austria, pp. 274279,
May 2012.
 R.W. Ives, H.
T. Ngo and S. Winchell, “Evaluating the information
content of nearinfrared iris imagery,” Proceedings
of the 4th International Symposium on Applied Sciences in Biomedical and
Communication Technologies (ISABEL 2011), Barcelona, Spain, October 2011.
 H. T. Ngo, R. N. Rakvic, R. P. Broussard, and R. W. Ives,
“Rapid prototyping of an automated video surveillance system: a
hardwaresoftware codesign approach,” Proceedings
of the SPIE 8063, Mobile Multimedia/Image Processing, Security, and
Applications 2011, 80630O; doi:10.1117/12.884331, April 2011.
 M. D. Ramsey, D. J. Ash, E. M. Bunker, B. D.
Harden, T. M. Musmanno, C. R. Anderson, H.
T. Ngo, A. C. Sadilek , V. L. Pisacane, F. Giovane, R. Corsaro, M. J.
Burchell, E. G. Stansbery, and JC Liou, “Debris resistive acoustic grid
orbital Navy sensor (DRAGONS),” AIAA
Infotech@Aerospace Conference, St. Louis, MO, March 2011.
 J. Shafer, H.
T. Ngo, and R. W. Ives, “Using an FPGA to accelerate the Hough transform in
iris recognition,” Proceedings of the
44^{th} Asilomar Conference on
Signals, Systems and Computers, pp. 17741777, November 2010.
 R. N. Rakvic, H. T.
Ngo, R. P. Broussard, and R. W. Ives, "FPGA or cell for an image
processing application," Proceedings of the 2009
International Conference on Advances in Computing, Control, and
Telecommunication Technologies, pp.271274, December 2009.
 H. T. Ngo,
R. W. Ives, J. Matey, J. Dormo, M. Rhoads, and D. Choi, “Design and
implementation of a multispectral iris capture system,” Proceedings
of the 43^{rd} Asilomar
Conference on Signals, Systems and Computers, pp. 380381, November 2009.
 H. T. Ngo
and K. V. Asari, “Neighborhood dependent approach for low power 2D convolution
in video processing applications,” Proceedings
of the IEEE Conference on
Industrial Electronics and Applications, ICIEA 2009, Xi'an, China,
pp. 656661, May 2009.
 H. T. Ngo
and K. V. Asari, “Design of a logarithmic domain 2D convolver for low power
video processing applications,” Proceedings
of the 6th International
Conference on Information Technology: New Generations, ITNG 2009,
Las Vegas, Nevada, pp.12801285, April 2009.
 H. T. Ngo,
R. N. Rakvic, R. P. Broussard, and R.W. Ives, “An FPGAbased design of a
modular approach for integral images in a realtime face detection/recognition
system,” Proceedings of the SPIE
Symposium on Defense Security + Sensing, Orlando, FL, vol. 7351, pp.
73510B1  73510B10, April 2009.
 B. Ulis, R.P. Broussard, R. N. Rakvic, R.W.
Ives, N. Steiner, and H. T. Ngo,
“Hardware based segmentation in iris recognition and authentication systems,” Proceedings of the SPIE Symposium on Defense Security + Sensing, Orlando, vol. 7351,
pp. 73510W1 – 73510W10, April 2009.
 H. T. Ngo,
R. J. Voigt, and K. V. Asari, “A neighborhood dependent approach (NDA) for a
poweraware design of a realtime video enhancement system,” Proceedings of the ISCA 24th International
Conference on Computers and Their Applications  CATA 2009, New
Orleans, Louisiana, pp. 6974, April 2009.
 H. T. Ngo,
R. C. Tompkins, J. Foytik, and K. V. Asari, “An area efficient modular
architecture for realtime detection of multiple faces in video stream,” Proceedings of the 6th International
Conference on Information, Communications and Signal Processing  ICICS 2007,
Singapore, December 2007.
 H. T. Ngo
and K. V. Asari, “Design of a radix4 booth multiplier with neighborhood
dependent approach for video processing applications,” Proceedings of the IEEE International Midwest Symposium on Circuits and
Systems  MWSCAS 2007, and the 5th IEEE International NEWCAS Conference 
IEEENEWCAS 2007, pp.5356, August 2007.
 H. T. Ngo,
S. Gundimada and K. V. Asari, “Design and implementation of an efficient and
poweraware architecture for skin segmentation in color video stream,” Proceedings of the IEEE 18th International
Conference on Application Specific Systems, Architectures and Processors  ASAP
2007, pp. 216221, July 2007.
 H. T. Ngo
and K. V. Asari, “Design of a low power multiplyaccumulator for 2d convolution
in video processing applications,” Proceedings
of the Fourth International Conference on Information Technology: New
Generations  ITNG 2007, Las Vegas, Nevada, pp. 196201, April 2007.
 H. T. Ngo
and K. V. Asari, “Low power arithmetic units for video processing systems,” Proceedings of the 10th IEEE International
Conference on Communication Systems  ICCS 2006, Singapore, TP24, pp. 15,
October 2006.
 H. T. Ngo
and K. V. Asari, “Design of a high performance digital architecture for
realtime correction of radial lens distortion,” Proceedings of the 49th IEEE International Midwest Symposium on
Circuits and Systems – MWSCAS 2006, Puerto Rico, pp. 324215, August 2006.
 H. T. Ngo,
M. Z. Zhang, L. Tao and K. V. Asari, “Design of a digital architecture for
realtime video enhancement based on illuminancereflectance model,” Proceedings of the 49th IEEE International
Midwest Symposium on Circuits and Systems – MWSCAS 2006, Puerto Rico, pp.
317915, August 2006.
 L. Tao, H.
T. Ngo, M. Z. Zhang, A. Livingston, and K. V. Asari, “Multisensor image
fusion and enhancement system for assisting drivers in poor lighting
conditions,” Proceedings of the IEEE
International Workshop on Applied Imagery and Pattern Recognition, AIPR  2005,
Washington DC, pp. 113118, October 2005.
 H. T. Ngo,
L. Tao, A. Livingston, M. Z. Zhang, and K. V. Asari, “A visibility improvement
system for low vision drivers by nonlinear enhancement of fused visible and
infrared video,” IEEE Computer Society
Proceedings of the 1st Workshop on Computer Vision Applications for the
Visually Impaired – CVAVI 2005 in conjunction with the IEEE Conference on
Computer Vision and Pattern Recognition – CVPR 2005, San Diego, CA, pp.
18, June 2005.
 H. T. Ngo,
R. Gottumukkal, and K. V. Asari, “A flexible and efficient hardware architecture
for realtime face recognition based on Eigenface,” Proceedings of the IEEE International Symposium on VLSI – ISVLSI 2005,
Tampa, Florida, pp. 280281, May 2005.
 A. Livingston, H. T. Ngo, M. Z. Zhang, L. Tao, and K. V. Asari, “Design of a real
time system for nonlinear enhancement of video streams by an integrated
neighborhood dependent approach,” Proceedings
of the IEEE International Symposium on VLSI – ISVLSI 2005, Tampa, Florida,
pp. 301302, May 2005.
 M. Zhang, H.
T. Ngo, A. Livingston, and K. V. Asari, “An efficient VLSI architecture for
2d convolution with quadrant symmetric kernels,” Proceedings of the IEEE International Symposium on VLSI – ISVLSI 2005,
Tampa, Florida, pp. 303304, May 2005.
 H. T. Ngo,
L. Tao, and K. V. Asari, “A nonlinear technique for enhancement of color mages:
an architectural perspective for realtime applications,” Proceedings of the IEEE International Workshop n Applied Imagery and
Pattern Recognition, AIPR  2004, Washington DC, pp. 124129, October 2004.
 H. T. Ngo,
L. Tao and K. V. Asari, “Design of an efficient architecture for realtime
image enhancement based on a lumadependent nonlinear approach,” Proceedings of the IEEE Computer Society
International Conference on Information Technology: Coding and Computing – ITCC
2004, Las Vegas, Nevada, pp. 656660, April 2004.
 H. T. Ngo
and K. V. Asari, "A fully pipelined architecture for barreldistortion
correction based on back mapping and linear interpolation," Proceedings of The 2003 International
Conference on Embedded Systems and Applications  ESA'03, (Methodologies in Low
Power Design  MLPD'03), Las Vegas, Nevada, pp. 268274, June 2003.
 M.J. Seow, H.
T. Ngo, and K. V. Asari, "Systolic array implementation of block based
Hopfield neural network for pattern association," Proceedings of the IEEE Annual Symposium on VLSI  ISVLSI 2003,
Tampa, Florida, pp. 213214, February 2003.
 H. T. Ngo
and K. V. Asari, "Design of an efficient VLSI architecture for realtime
correction of barrel distortion in wide angle camera images," Proceedings of 10th NASA Symposium on VLSI
Design, pp. 8.5.1 8.5.7, March 2002.
Book Chapter  M. Z. Zhang, H. T. Ngo, and K. V. Asari, “Design of an efficient multiplierless
architecture for multidimensional convolution,” Lecture Notes in Computer Science  SpringerVerilag Berlin Heidelberg
(ISBN: 3540296433), Advances in Computer Systems Architecture, Edited by
T. Srikanthan, J. Xue and C. H. Chang, vol. 3740/2005, pp. 6578, October 2005.

