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NIH/NIST Postdoctoral fellow
Laboratory of Cellular and Synaptic Neurophysiology, NICHD
Process Sensing Group, NIST
e-mail: barani
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Welcome,
I am a postdoctoral researcher in the Laboratory of
Cellular and Synaptic Neurophysiology
(NICHD) of Mark Stopfer,
and the Process Sensing Group (NIST) of Steve Semancik.
I received my Bachelor of Computer Engineering with distinction from the University of
Madras in 2000, and my M.S. and Ph.D. degree in Computer Science from Texas A&M University in 2003 and 2005
respectively.
My
current research interests are in neural computation (computational and electrophysiological approaches),
sensor-based machine olfaction, machine learning, biologically inspired intelligent systems &
robotics, and dynamical systems.
Research Projects:
Teaching:
Thesis
& Dissertation:
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Sensor-based
machine olfaction with neuromorphic models of the olfactory system,
Ph.D. Dissertation, September 2005.
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Enhancing
learning with feature selection and example selection, Masters Thesis,
Jan 2003.
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Journal
Papers (accepted):
1. Contrast enhancement of gas sensor array patterns with a
neurodynamics model of the olfactory bulb.
B. Raman, T. Yamanaka,
and R.
Gutierrez-Osuna
to appear in Sensors & Actuators
(B): Chemical, 2006.
2. Processing of chemical sensor array with a
biologically-inspired model of olfactory coding 
B. Raman, P. Sun, A. Gutierrez-Galvez, and R.
Gutierrez-Osuna
IEEE Transactions of Neural
Networks, Vol. 17, no. 4, pp. 1015-1024, 2006.
3. Concentration normalization with a model of gain control
in the
olfactory bulb 
B. Raman and R. Gutierrez-Osuna
Sensors and
Actuators (B): Chemical, Vol. 116, no. 1-2, pp. 36-42, 2006.
4. A dimensionality-reduction technique inspired by receptor
convergence in the olfactory system
A. Perera, T. Yamanaka, A. Gutierrez-Gálvez, B.
Raman, and R. Gutierrez-Osuna
Sensors and
Actuators (B): Chemical ,Vol. 116, no. 1-2, pp. 17-22, 2006.
5. Computer based pedestrian
landscape design using decision tree templates 
Barani Raman and Jody R. Naderi
Advanced
Engineering Informatics, Vol. 20, no.
1, pp.23-30, 2006.
Conference
Proceedings (accepted):
1. Mixture segmentation and background suppression in chemical
sensor arrays with a model of olfactory bulb-cortex interaction 
B. Raman and R. Gutierrez-Osuna
Proceedings of the International Joint conference
on Neural Networks (IJCNN 2005), Montreal, Canada, July 31- Aug 4,
2005.
2. Concentration normalization with a model of gain control in the
olfactory bulb 
B. Raman and R. Gutierrez-Osuna
Proceedings of the 11th International Symposium on
Olfaction and the Electronic Nose (ISOEN 2005), Barcelona, Spain,
April 13-15, 2005.
3. A dimensionality-reduction technique inspired by receptor
convergence in the olfactory system 
A. Perera, T. Yamanaka, A. Gutierrez-Gálvez, B.
Raman, and R. Gutierrez-Osuna
Proceedings of the 11th International Symposium on
Olfaction and the Electronic Nose (ISOEN 2005), Barcelona, Spain,
April 13-15, 2005.
4. Chemosensory processing in a spiking model of the olfactory
bulb: chemotopic convergence and center surround inhibition 
B. Raman and R. Gutierrez-Osuna
Advances in Neural Information Processing
Systems 17 (NIPS 2004), Vancouver, BC, December 13-16, 2004.
5. Cancellation of chemical backgrounds with generalized Fisher's
linear discriminants 
R. Gutierrez-Osuna and B. Raman
Proceedings of the 3rd IEEE SENSORS Conference,
Vienna, October 24-27, 2004.
6. Sensor-based machine olfaction with a neurodynamics model of
the olfactory bulb 
B. Raman, A. Gutierrez-Galvez, A. Perera-Lluna,
R. Gutierrez-Osuna
Proceedings of the IEEE International Conference
on Intelligent Robots and Systems (IROS 04), Sendai, Japan, Vol. 1,
pp.319-324, 2004.
7. Decision tree templates for interactive evidence-based design
of site-specific use-specific pedestrian
environments 
B. Raman and J.R. Naderi
First International Conference of Design
Cognition and Computing, MIT, USA, July 2004.
8. Pattern Recognition for chemical sensors with KIII model 
A. Gutierrez-Galvez, R. Gutierrez-Osuna, B. Raman
Intentional Dynamical Systems Symposium
2004, Memphis, USA, April 2004.
Presentations:
1. Chemosensory processing in a spiking model of the olfactory
bulb: chemotopic convergence and center surround inhibition
NIPS 2004, Vancouver, BC, December 14, 2004.
2. Sensor-based machine olfaction with neuromorphic models of the
olfactory system
Parasol seminars, Department of Computer
Science, Texas A&M University, November 2004.
3. Decision tree templates for interactive evidence-based design
of site-specific use-specific pedestrian environments
First International conference of Design
Cognition and Computing, MIT, July 2004.
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