Publications (since joining UTD in 2002)

Books:

 

Digital Signal Processing System Design: LabVIEW-Based Hybrid Programming,

Elsevier/Academic Press, 2008.

 

An Interactive Approach to Signals and Systems Laboratory,

Connexions, 2009.

 

Real-Time Image and Video Processing: From Research to Reality,

Morgan and Claypool Publishers, 2006.

 

Digital Signal Processing System-Level Design Using LabVIEW,

Elsevier/Newnes, 2005.

 

Real-Time Digital Signal Processing Based on the TMS320C6000,

Elsevier/Newnes, 2004.

 

Papers:

[95] N. Kehtarnavaz and H-J. Oh, 
Automatic White Balancing via Illuminant Scoring - Autoexposure by Neural Network Mapping,
US Patent #7,576,797, issued August 2009.

[94] R. Razlighi, N. Kehtarnavaz, and A. Nosratinia, 
Computation of Image Spatial Entropy Using Quadrilateral Markov Random Field,  
to appear in IEEE Transactions on Image Processing, 2009.

[93] M. Rahman, N. Kehtarnavaz, and J. Ren, 
A hybrid face detection approach for real-time deployment on mobile devices,
to appear in Proceedings of IEEE ICIP Conference, Nov. 2009.

[92] M. Gamadia and N. Kehtarnavaz, 
Enhanced low-light auto-focus system model in digital still and cell-phone cameras,
to appear in Proceedings of IEEE ICIP Conference, Nov. 2009.

[91] S. Yousefi, N. Kehtarnavaz, K. Gopinath, and R. Briggs,
Two-stage registration of substructures in magnetic resonance brain images,
to appear in Proceedings of IEEE ICIP Conference, Nov. 2009.

[90] J. Ren, M. Rahman, N. Kehtarnavaz, and L. Estevez,  
Real-time head pose estimation on mobile platforms,
Proceedings of WMSCI Conference on Systemics, Cybernetics, and Informatics, Orlando, July 2009.

[89] M. Rahman, and N. Kehtarnavaz, 
Real-time implementation of robust face detection on mobile platforms,  
Proceedings of IEEE ICASSP Conference, Taipei, April 2009.

[88] V. Golpalakrishna, N. Kehtarnavaz, and P. Loizou, 
Real-time PDA-based recursive Fourier transform implementation for cochlear implant applications,  
Proceedings of IEEE ICASSP Conference, Taipei, April 2009.

[87] R. Razlighi, and N. Kehtarnavaz,  
A comparison study of image spatial entropy,
Proceedings of SPIE Conference on Visual Communications and Image Processing, San Jose, Jan 2009.

[86] M. Gamadia, and N. Kehtarnavaz,  
Real-time implementation of single-shot passive auto focus on DM350 digital camera processor,
Proceedings of SPIE Conference on Real-Time Image and Video Processing, San Jose, Jan 2009.

[85] Y. Zhai, M. Yeary, S. Cheng, and N. Kehtarnavaz,

An object tracking algorithm based on multiple model particle filtering with state partitioning,

IEEE Transactions on Instrumentation and Measurement, vol. 58, pp. 1797-1809, May 2009.

 

[84] J. Ren and N. Kehtarnavaz,

Fast adaptive termination mode selection for H.264 scalable video coding,

Journal of Real-Time Image Processing, vol. 4, pp. 13-21, March 2009.

[83] A. Gholipour, N. Kehtarnavaz, K. Gopinath, and R. Briggs,
Cross validation of deformable registration with field maps in functional magnetic resonance brain imaging,
IEEE Journal of Selected Topics in Signal Processing,  vol. 2, pp. 854-869, Dec. 2008.

[82] M. Rahman, and N. Kehtarnavaz,
Real-time face-priority auto focus for digital and cell-phone cameras,
IEEE Transactions on Consumer Electronics, vol. 54, pp. 1506-1513, Nov. 2008.

[81] J. Ren, N. Kehtarnavaz, and L. Estevez,
Real-time optimization of Viola-Jones face detection for mobile platforms,
Proceedings of IEEE Dallas Circuits and Systems Workshop, Oct. 2008.

[80] A. Gholipour and N. Kehtarnavaz,
Computationally efficient mutual information estimation for non-rigid image registration,
Proceedings of IEEE Conference on Image Processing, San Diego, Oct. 2008.

[79] J. Ren and N. Kehtarnavaz,
Fast adaptive early termination for mode selection in H.264 scalable video coding,
Proceedings of IEEE Conference on Image Processing, San Diego, Oct. 2008.

[78] O. Tsang, A. Gholipour, N. Kehtarnavaz, K. Gopinath, R. Briggs, and I. Panahi,
Comparison of tissue segmentation algorithms in neuroimage analysis software tools,
Proceedings of IEEE Conference on Engineering in Medicine and Biology, Vancouver, Aug. 2008.

[77] A. Gholipour, N. Kehtarnavaz, K. Gopinath, R. Briggs, and I. Panahi,
Average field map image template for echo-planar image analysis,
Proceedings of IEEE Conference on Engineering in Medicine and Biology, Vancouver, Aug. 2008.

[76] J. Ren, N. Kehtarnavaz, and M. Budagavi,
Computationally efficient mode selection in H.264/AVC video coding,
IEEE Transactions on Consumer Electronics,  vol. 54, pp. 877-886, May 2008.

[75] A. Gholipour, N. Kehtarnavaz, R. Briggs, K. Gopinath, et al.,
Validation of non-rigid registration between functional and anatomical magnetic resonance brain images,
IEEE Transactions on Biomedical Engineering, vol. 55, pp. 563-571, Feb. 2008.

[74] M. Rahman, N. Kehtarnavaz, and M. Gamadia,
Real-time face-based auto-focus for digital still and cell-phone cameras,
Proceedings of IEEE Southwest Symposium on Image Analysis and Interpretation, Santa Fe, March 2008.

[73] N. Kehtarnavaz, P. Loizou, and M. Rahman, 
An interactive hybrid programming approach to signals and systems laboratory,
Proceedings of IEEE ICASSP Conference, Las Vegas, April 2008.

[72] J. Ren, N. Kehtarnavaz, and M. Budagavi, 
A fast feature-assisted adaptive early termination approach to
multiple reference frames motion estimation in H.264,
Journal of Real-Time Image Processing, vol. 3, PP. 77-88, March 2008.   

[71] N. Kehtarnavaz, M. Rahman, M. Gamadia,  
Real-time implementation of face-based auto-focus on TI digital camera processor,  
TI Developer Conference Proceedings, Dallas, Feb 2008.   

[70] J. Ren, N. Kehtarnavaz, and M. Budagavi, 
A fast feature-assisted adaptive early termination approach to
multiple reference frames motion estimation in H.264 video coding of high definition sequences,
Proceedings of SPIE Conference on Real-Time Image Processing, San Jose, Jan 2008.   

[69] J. Ren and N. Kehtarnavaz,  
Using all zero block detection to increase computational efficiency of H.264 video coding,
Proceedings of SPIE Conference on Real-Time Image Processing, San Jose, Jan 2008.  

[68] Q. Peng and N. Kehtarnavaz,
A fast print-from-video technique for cell-phone cameras,
IEEE Transactions on Consumer Electronics, vol. 53, pp. 1237-1246, Nov 2007.

[67] A. Gholipour, N. Kehtarnavaz, K. Gopinath, and R. Briggs,  
A software tool for registration based distortion correction in echo planar imaging,
Proceedings of IEEE EMBS Workshop, Dallas, Nov 2007.

[66] O. Tsang, A. Gholipour, N. Kehtarnavaz, K. Gopinath, and R. Briggs,  
Comparison of brain masking techniques in functional magnetic resonance imaging,
Proceedings of IEEE EMBS Workshop, Dallas, Nov 2007.

[65] M. Gamadia and N. Kehtarnavaz,
Low-light auto-focus enhancement for digital and cell-phone camera image pipeline,
IEEE Transactions on Consumer Electronics, vol.53, no.2, pp. 249-257, May 2007.

[64] V. Peddigari and N. Kehtarnavaz, 
Real-time predictive zoom tracking for digital still cameras,
Journal of Real-Time Image Processing, vol.2, pp. 45-54, Oct 2007.

[63] A. Gholipour, N. Kehtarnavaz, R. Briggs, and K. Gopinath,
Kullback-Leibler distance optimization for non-rigid registration of echo-planar to structural
magnetic resonance brain images, Proceedings of IEEE ICIP Conference, San Antonio, Oct 2007.

[62] R. Razlighi and N. Kehtarnavaz, 
Image blur reduction for cell-phone cameras via adaptive tonal correction,
Proceedings of IEEE ICIP Conference, San Antonio, Oct 2007.

[61] A. Gholipour, N. Kehtarnavaz, R. Briggs, M. Devous, and K. Gopinath,
Brain functional localization: A survey of image registration techniques,
IEEE Transactions on Medical Imaging, vol. 26, no. 4, pp. 427-451, April 2007.
Listed in top 100 IEEE Xplore accessed documents in April 2007.   

[60] C. Gope and N. Kehtarnavaz,
Optimal partitioning of point-sets for affine invariant object matching,
Proceedings of 2007 International Conference on Image Processing, Computer Vision,
and Pattern Recognition, Las Vegas, June 2007.

[59] Q. Razlighi and N. Kehtarnavaz,
Correction of over-exposed images captured by cell-phone cameras, 
Proceedings of IEEE International Symposium on Consumer Electronics, Irving, June 2007.

[58] Q. Peng and N. Kehtarnavaz,
Towards practical print-from-video: improved pattern filtering,  
Proceedings of IEEE International Symposium on Consumer Electronics, Irving, June 2007.

[57] M. Gamadia and N. Kehtarnavaz,
Image restoration preprocessing for low-light auto-focusing in digital cameras, 
Proceedings of IEEE International Symposium on Consumer Electronics, Irving, June 2007.

[56] J. Ren and N. Kehtarnavaz,
Comparison of power consumption for motion compensation and deblocking filters in high definition video coding,
Proceedings of IEEE International Symposium on Consumer Electronics, Irving, June 2007.

[55] J. Ren and N. Kehtarnavaz,
Algorithmic optimization for H.264 deblocking filter on portable devices, 
Pr4ceedings of IEEE International Symposium on Consumer Electronics, Irving, June 2007.

[54] A. Lobo, P. Loizou, N. Kehtarnavaz, M. Torlak, H. Lee, A. Sharma, P. Gilley, V. Peddigari, L. Ramanna,
A PDA-based research platform for cochlear implants,
Proceedings of the 3rd International IEEE EMBS Conference on Neural Engineering, Hawaii, May 2007.   

[53] S. Adhyapak, N. Kehtarnavaz, and M. Nadin,
Stereo matching via selective multiple windows, 
SPIE Journal of Electronic Imaging, vol. 16, no.1, Jan-Mar 2007.

[52] V. Peddigari, N. Kehtarnavaz, and P. Loizou,
Real-time LabVIEW implementation of cochlear implant signal processing on PDA platforms,
Proceedings of IEEE ICASSP Conference, Hawaii, April 2007.

[51] A. Gholipour, N. Kehtarnavaz, R. Briggs, and K. Gopinath,
A field map guided approach to non-rigid registration of brain EPI to structural MRI,
Proceedings of SPIE Conference on Medical Imaging, San Diego, Feb 2007.

[50] N. Kehtarnavaz and H-J. Oh,  
Automatic White Balancing via Illuminant Scoring,
US Patent # 7,184,080, issued Feb 2007.

[49] Q. Peng and N. Kehtarnavaz,
Print-from-video: Computationally efficient outlier reduction pattern filtering,
Proceedings of SPIE Conference on Real-Time Image Processing, San Jose, Jan 2007.

[48] N. Kehtarnavaz and V. Peddigari, 
Using hybrid programming in DSP lab courses,
TI Developer Conference Proceedings, Dallas, March 2007.

[47] C. Gope and N. Kehtarnavaz,
Affine invariant comparison of point-sets using convex hulls and Hausdorff distances,
Pattern Recognition Journal, vol.40, no.1, pp. 309-320, Jan 2007.

[46] N. Kim, N. Kehtarnavaz, and M. Torlak,
LabVIEW-based software defined radio: 4-QAM modem,  
Journal of Systemics, Cybernetics, and Informatics, vol.4, no.3, 2006.

[45] A. Gholipour, N. Kehtarnavaz, K. Gopinath, R. Briggs, M. Devous, and R. Haley,
Distortion correction via non-rigid registration of functional to anatomical 
magnetic resonance brain images,
Proceedings of IEEE International Conference on Image Processing, Atlanta, Oct 2006.

[44] N. Kehtarnavaz and N. Kim,
Real-time auto white balancing for digital cameras using DWT-based scoring,
Journal of Real-Time Image Processing, vol.1, pp. 89-97, Oct 2006.

[43] A. Gholipour, N. Kehtarnavaz, K. Gopinath, R. Briggs, M. Devous, and R. Haley,
Non-rigid registration of functional to anatomical MR images using constrained optimization,
Proceedings of International Society of Magnetic Resonance in Medicine, Seattle, May 2006.

[42] C. Gope and N. Kehtarnavaz,
DSP system design using LabVIEW and Simulink: A comparative study,
Proceedings of IEEE ICASSP Conference, Toulouse, France, May 2006.

[41] M. Gamadia and N. Kehtarnavaz,
A real-time continuous automatic focus algorithm for digital cameras,
Proceedings of IEEE SSIAI Symposium, Denver, March 2006.

[40] N. Kehtarnavaz, N. Kim, and M. Gamadia,
Real-time auto white balancing using DWT-based multi-scale clustering,
Proceedings of SPIE Conference on Real-Time Image Processing, San Jose, Jan 2006.  

[39] N. Kehtarnavaz and M. Gamadia, 
Digital camera image pipeline: Algorithm improvements,
TI Developer Conference Proceedings, Dallas, March 2006.

[38] V. Peddigari and N. Kehtarnavaz,
A relational approach to zoom tracking for digital still cameras,
IEEE Transactions on Consumer Electronics, vol. 51, pp. 1051-1059, Nov. 2005.

[37] N. Kim and N. Kehtarnavaz,
DWT-based scene-adaptive color quantization, special issue of Journal of Real-Time
Imaging on Multi-dimensional Image Processing, vol. 11, pp. 443-453, Oct. 2005.

[36] C. Gope, N. Kehtarnavaz, and D. Nair,
Neural network classification of EEG signals using time-frequency representation,
Proceedings of the International Joint Conference on Neural Networks, Montreal, Aug. 2005.
Received best student poster award.

[35] A. Gholipour, N. Kehtarnavaz, K. Gopinath, R. Briggs, M. Devous, and R. Haley,  
Examining registration of functional to anatomical magnetic resonance images in
studying brain function structure relationship,
Abstract Book of the Annual Computational Neuroscience Meeting, Madison, July 2005.

[34] N. Kim, N. Kehtarnavaz, M. Torlak, and S. McCaslin,
LabVIEW-based Software-defined Radio: 4-QAM Modem,  Proceedings of 9th World
Multi-Conference on Systemics, Cybernetics, and Informatics (vol. II), Orlando, July 2005.
Received best paper of the Communication and Network Systems session.

[33] S. Adhyapak, N. Kehtarnavaz, N. Kim, and A. Moriat,
Real-time Software implementation of MP3 Player using LabVIEW, Proceedings of 9th World
Multi-Conference on Systemics, Cybernetics, and Informatics (vol. V), Orlando, July 2005.

[32] C. Gope, N. Kehtarnavaz, G. Hillman, and B. Wursig,
An affine invariant curve matching method for photo-identification of marine mammals,
Pattern Recognition Journal, vol. 38, pp. 125-132, Jan 2005.
Listed in Science Direct top 25 articles (Oct-Dec 2004)
Featured in online Nature magazine (Nov 2004)

[31] P. Ainsleigh, S. Greineder, and N. Kehtarnavaz,
Classification of nonstationary narrowband signals using segmented chirp features and hidden
Gauss-Markov models, IEEE Transactions on Signal Processing, vol. 53, pp. 147-157, Jan 2005.

[30] V. Peddigari, N. Kehtarnavaz, S-Y. Lee, G. Cook,
Real-time implementation of zoom tracking on TI DM processor,
Proceedings of the SPIE Conference on Real-Time Imaging, San Jose, Jan 2005.

[29] V. Peddigari, M. Gamadia, and N. Kehtarnavaz,
Real-time implementation issues in passive auto-focusing for digital still cameras,
Journal of Imaging Science and Technology, vol. 49, pp. 114-123, March 2005.

[28] N. Kehtarnavaz and N. Kim, 
Digital signal processing system-level design using LabVIEW and TMS320C6000 DSPs,
TI Developer Conference Proceedings, Dallas, Feb 2005.

[27] C. Gope, N. Kehtarnavaz, and G. Hillman,
Zernike moment invariants based photo-identification using Fisher discriminant model,
Proceedings of IEEE Conference on Engineering in Medicine and Biology, San Francisco, Sept 2004.

[26] N. Kehtarnavaz, N. Kim, and I. Panahi,
Digital signal processing system design: using LabVIEW and TMS320C6000,
Proceedings of IEEE 3rd Signal Processing Workshop, New Mexico, Aug 2004.

[25] N. Kehtarnavaz, C. Chandan, G. Hillman, and B. Wursig,
Photo-identification of marine mammals using curve and patch matching techniques,
Proceedings of World Automation Congress, Spain, June 2004.

[24] A. Garcia-Uribe, N. Kehtarnavaz, G. Marquez, V. Prieto, M. Duvic, and L. Wang,
Skin cancer detection by spectroscopic oblique-incidence reflectometry:
classification and physiological origins,
Journal of Applied Optics, vol. 43, pp. 2643-2650, May 2004.

[23] M. Gamadia, V. Peddigari, N. Kehtarnavaz, S-Y. Lee, G. Cook,
Real-time implementation of auto focus on the TI DSC processor,
Proceedings of the SPIE Conference on Real-Time Imaging, San Jose, Jan 2004.

[22] C. Chandan, N. Kehtarnavaz, G. Hillman, B. Wursig,
An affine point-set and line invariant algorithm for photo-identification of gray whales,
Proceedings of the SPIE Conference on Image Processing: Algorithms and Systems, San Jose, Jan 2004.

[21] N. Kehtarnavaz and N. Kim,
TMS320C6000 DSP-Based Real-Time DSP Courses: Migration from EVM to DSK,
TI Developer Conference Proceedings, Houston, Feb 2004.

[20] N. Kim, N. Kehtarnavaz, M. Yeary, and S. Thornton,
DSP based neural network hierarchical modulation signal classification,
IEEE Transactions on Neural Networks, vol. 14, pp. 1065-1071, Sept. 2003.

[19] N. Kehtarnavaz, H-J. Oh, and Y. Yoo,
Color filter array interpolation using color correlation and directional derivatives,
SPIE Journal of Electronic Imaging, vol. 12, pp. 621-632, Oct. 2003.

[18] N. Kehtarnavaz, H-J. Oh,
Development and real-time implementation of a rule-based auto-focus algorithm,
Journal of Real-Time Imaging, vol. 9, pp. 197-203, June 2003.

[17] G. Hillman, B. Wursig, G. Gailey, N. Kehtarnavaz, et al.,
Computer-assisted photo-identification of individual marine vertebrates: a multi-species system,
Journal of Aquatic Mammals, vol. 29, pp. 117-123, 2003.

[16] N. Kehtarnavaz, V. Peddigari, C. Chandan, W. Syed, G. Hillman, B. Wursig,
Photo-identification of humpback and gray whales using affine moment invariants,
Proceedings of 13th Scandinavian Conference on Image Analysis, Sweden, July 2003.

[15] K. Gunnam, D. Hughes, J. Junkins, and N. Kehtarnavaz,
A vision based DSP embedded navigation sensor,
IEEE Sensors Journal, vol.2, pp. 428-442, Oct 2002.

[14] P. Ainsleigh, N. Kehtarnavaz, and R. Streit,
Hidden Gauss Markov models for signal classification,
IEEE Transactions on Signal Processing, vol.50, pp. 1355-1367, June 2002.

[13] S. Baeg and N. Kehtarnavaz,
Classification of breast mass abnormalities using denseness and architectural distortion,
Electronic Letters on Computer Vision and Image Analysis, vol.1, pp.1-20,
http://www.cvc.uab.es/elcvia, Aug 2002.

[12] K. Gunnam, D. Hughes, J. Junkins, and N. Kehtarnavaz,
A DSP embedded optical navigation system,
Proceedings of the Sixth IEEE International Conference on Signal Processing, China, Aug 2002.

[11] N. Kehtarnavaz, H-J Oh, and Y. Yoo,
Development and real-time implementation of auto white balancing scoring algorithm,
Journal of Real-Time Imaging, vol.8, pp. 379-386, Oct. 2002.

[10] B. Araabi, N. Kehtarnavaz, and C. Lucas,
Restrictions imposed by fuzzy extension of relations and set functions,
Journal of Intelligent and Fuzzy Systems, vol.11, pp.9-22, Oct 2002.

[9] G. Hillman, B. Wursig, G. Gailey, N. Kehtarnavaz, et al.,
Finscan: a computer system for photographic identification of marine mammals,
Proceedings of the 24th EMBS International Conference, Houston, Oct. 2002.

[8] A. Garcia-Uribe, N. Kehtarnavaz, L. Wang, et al.,
Skin cancer detection using spectroscopic oblique-incidence reflectometry,
Proceedings of the 24th EMBS International Conference, Houston, Oct. 2002.

[7] N. Kehtarnavaz, A. Garcia-Uribe, L. Wang,
Classification of skin abnormality images obtained by oblique-incidence diffuse reflectance spectroscopy,
Proceedings of International Conference on Mathematics and Engineering Techniques
in Medicine and Biological Sciences, Las Vegas, June 2002.

[6] B. Araabi, N. Kehtarnavaz, G. Hillman,
Evaluation of algebraic projective invariants of point sets for identification of 3D objects,
Proceedings of International Conference on Imaging Science, Systems, and Technology, Las Vegas, June 2002.

[5] N. Kim, N. Kehtarnavaz, S. Brown, and T. McKinney,
Hierarchical classification of modulation signals,
Proceedings of World Automation Congress, Orlando, June 2002.

[4] M. Mehrubeoglu, N. Kehtarnavaz, G. Marquez, and L. Wang,
Skin lesion classification using reflectance spectroscopic imaging with oblique incidence,
Journal of Applied Optics, vol.41, pp. 182-192, Jan 2002.

[3] N. Kehtarnavaz, H-J Oh, I. Shidate, Y. Yoo, R. Talluri,
A new approach to auto white balancing and auto exposure for digital still cameras,
Proceedings of the SPIE Conference on Sensors, Cameras, and Systems, San Jose, Jan 2002.

[2] H-J Oh, N. Kehtarnavaz, Y.Yoo, S. Reis, and R. Talluri,
Real-time implementation of auto white balancing and auto exposure on the TI DSC platform,
Proceedings of the SPIE Conference on Real-Time Imaging, San Jose, Jan 2002.

[1] B. Araabi, N. Kehtarnavaz, M. Yeary, G. Hillman, B. Wursig,
Locating an affine/projective invariant identifier patch on an image,
Proceedings of the IEEE Southwest Symposium on Image Analysis and Interpretation, Santa Fe, April 2002.

 


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