Ashish Uthama

Education

Master of Applied Science 2005 –2007

Electrical and Computer Engineering,University of British Columbia, Vancouver

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Research (Thesis) on function Magnetic Resonance imaging (fMRI)

Bachelor of Engineering 1999 –2003

Electronics and Communication, PESIT, Bangalore

Experience

Quality Engineer, Image and Scientific data/ Image Processing Toolbox October 2008 – Present

The MathWorks, NatickMA

  • Significant contributions to the design, development and documentationprocess.
  • Complete ownership of qualification activities and creation of automated test suites.
  • In-depth knowledge of HDF5, CDFand the TIFF file formats.Use of correspondinglibrary APIs (C/C++).
  • Use of Intel Integrated Performance Primitives to multithread image processing routines (C/MEX).
  • Key feature enabling image processing routines on large (>physical memory) image files (MATLAB code).
  • The team (6 Dev, 2 QE, 1 Doc and 1 Usability) delivers the Image Processing Toolbox, a widely used component of the technical software package MATLAB. Development includes the Linux platform.

Application Support Engineer December 2007 – October 2008

The MathWorks, NatickMA

Direct interaction with engineers and researchers using The MathWorks products, including

  • Image Processing Toolbox
  • MATLAB Builder JA (Deployment and integration of MATLAB with Java)
  • MATLAB Builder NE (Deployment and integration of MATLAB with the .NET framework)
  • Parallel Computing Toolbox
  • Sharpened ability to quickly trouble shoot and effectively solve diverse engineering problems
  • Gained valuable insights into customer perspectives of products and features

Research Assistant September 2005 – October 2007

MS/MRI Research Group, UBC, Vancouver

  • Open ended, self driven project funded by the MS/MRI Research Group
  • Analysis and classification of functional Magnetic Resonance Imaging data (fMRI)
  • Multi dimensional signal processing
  • Dimension reduction, pattern recognition andclassification
  • Efficient programming (MATLAB/C) to analyze large data sets on a self-administered Linux Cluster

Results presented in the IEEE Journal of Selected Topics in Signal Processing (IEEE JSTSP 2008)

Design Engineer March 2004 – August 2005

Texas Instruments, Bangalore, India

ASIC design tools from HDL to final mask generation. UNIX development platform.

Development of a Perl module responsible for system configuration and reporting

Experience gained in the use of EDA tools, extensive use of PERL and shell scripts for automation

Software Engineer July 2003 – March 2004

Robert Bosch India Limited, Bangalore, India

Experience gained in the use of highly optimized C programsfor embedded systems

Skills and Traits

OS / Languages / Tools / Concepts
Linux
Windows / PERL, C, tcsh,
C++, Java. / MATLAB, Visual studio (C/C++), gcc, Emacs / Image processing, Algorithms and data structures,Data compression,Formatted File IO,MR imaging,
  • Extensive experience with MATLAB and image processing in over 7 years
  • Strong programming fundamentals, sound knowledge of data structures
  • Knowledge of SQL and XML basics
  • Avid Linux user, knowledge of scripting using tcsh (shell) and PERL
  • Experience as a research lab administrator (BiSICL), Installed and maintained a 64 node Linux cluster
  • Fast learner, have repeatedly proven the ability to ramp up quickly and contribute in fresh areas
  • Have over 5 years of professional experience interacting with multi-site and multi-cultural teams

Experience as a responsible single contributor and as a team member in both professional and research environments

Academic Projects

Comprehensive details available online:

Translation and rotationally invariant descriptors based on spherical harmonics for MRIdatacharacterization (Masters Thesis) for shape and functional pattern analysis

A combined Wavelet-Fourier transform for characterizing 3D distributions

4D medical data compression using H.264 using additional motion vector coding

Robocode implementation of learning algorithms in Java

Analysis of 4D fMRI data with the SPM toolbox

Wired implementation of Orthogonal Frequency Division Multiplexing (OFDM)

Fractal Image Modeling

Image compression algorithms (DCT, RLE, Entropy encoding)

Publications

A. Uthama, R. Abugharbieh, S. J. Palmer, A. Traboulsee, M. J. McKeown. “SPHARM-Based Spatial fMRI Characterization with Intersubject Anatomical Variability Reduction". IEEE Journal of Selected Topics in Signal Processing (JSTSP), special issue on fMRI Analysis for Human Brain Mapping, 2008

Uthama A, Abugharbieh R, Traboulsee A, McKeown MJ, “Invariant SPHARMfeatures for characterizing fMRI activations in ROIS while Minimizing effects of intersubject anatomical variability"International Symposium on Biomedical Imaging, France 2008 (In person presentation)

MartinJ.McKeown, Ashish Uthama, Rafeef Abugharbieh, Samantha Palmer, Mechelle Lewis and Xuemei Huang, “Shape (But Not Volume) Changes in the Thalami in Parkinson Disease”, BioMed Central Neuroscience, 2008

Uthama A, Abugharbieh R, Traboulsee A, McKeown MJ, “Invariant SPHARM Shape Descriptors for Complex Geometry in MR Region of Interest Analysis” 29th Annual International Conference IEEE Engineering in Medicine and Biology Society 2007, pp. 1322-1325, France 2007

References (Contact details available upon request)

Mr. John Evans, Team Lead and Developer, Image and Scientific file formats, The MathWorks

Dr. Rafeef Abugharbieh, Department of ECE, UBC, Vancouver Unavailable between July 10 – Aug 31

Dr. Anthony Traboulsee, Department of Neurology, UBC, Vancouver Unavailable between July 27 – Aug 22

Mr. Sriram Pratap, Manager, PQR, Texas Instruments India Ltd, Bangalore, India

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