Publication Categories:

Hyperbolic Systems

Inverse Problems

Machine Learning/Classification

Nonlinear Tracking

Radar Related Research

Other Publications

Miscellaneous

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



Publications

 

 

Hyperbolic Systems

The Characteristic Tracking Method: A Method for Integrating Nonlinear Hyperbolic Equations that Accurately Resolves both C0 and C1 Discontinuities
J. L. Weatherwax, D. D. Vaynblat, O. P. Bruno, and R. R. Rosales
Submitted to the Journal of Computational Physics (March 2006).
Download the Publication

On a viscous critical-stress model of martensitic phase transitions
J. L. Weatherwax and D. D. Vaynblat and O. P. Bruno and R. R. Rosales,
19 September 2007, in Journal of Applied Physics (Vol.102, No.6).
Permalink
Download the Publication
Code used in the Publication (coming soon)
A Detailed Description of the Numerical Code

Modifications to the Characteristic Tracking Method to Account for Phase Transformations
J. L. Weatherwax and D. D. Vaynblat and O. P. Bruno and R. R. Rosales,
in preparation.

Mathematical Modeling of Shock Induced Martensitic Phase Transitions
Ph.D. Thesis, Massachusetts Institute of Technology~(2001)
Download the Publication

Top of page

Inverse Problems

Identification and Characterization of a Mobile Source in a General Parabolic Differential Equation with Constant Coefficients
Steven J. Kusiak and John L. Weatherwax,
Submitted for publication in SIAM Journal of Applied Mathematics (July 2007)
Download the Preprint

High Resolution Limited Aperture Imaging with Multiple Sparse Band Data
Steven J. Kusiak and John L. Weatherwax,
M.I.T. Lincoln Laboratory Technical Report 1117, 29 Jan 2007
View some results from this investigation
Some slides on inverse acoustic imaging using Newtons method

A Guide to the Implementation of the 3d Acoustic Scattering Algorithm of Ganesh and Graham (In progress!!!)
John L. Weatherwax
Download the Publication

Top of page

Machine Learning/Classification

A Comparisons of Feature Transformations For Classification
J. L. Weatherwax, Class project for MIT 6.867 Machine Learning (Fall 2005)
Download the Publication
Some Results and Matlab Code

Feature Extraction For Classification: Class Independent Statistics vs. Class Specific Statistics
J. L. Weatherwax and V. Hafer, in preparation
Code Used In The Publication

An Attempted Replication of the Results from:
Inducing Stock Screening Rule for Portfolio Construction
J. L. Weatherwax
Download the Publication
Code used in the publication (removed)

Top of page

Nonlinear Tracking

A Split-Step Solution of the Fokker-Plank Equation for the Conditional Density
H. C. Lambert, F. E. Daum, and J. L. Weatherwax,
Asilomar Conference on Signals, Systems, and Computers, October 29-November 1 2006.
Download the Publication

Top of page

Radar Related Research

Discrimination Fusion Across Stages of Threat Engagement
J. Weatherwax, J. Williamson, D. Rudoy,
AIAA Missile Defense Conference, April 2005.

Object Feature Classification within Forward Based Radars
J. L. Weatherwax and V. Hafer,
CMCM-1 Data Analysis Workshop, 7-9 March 2006.

A Comparison of Two FBR Discrimination Logics
J. Weatherwax, D. Wolinski
Missile Defense Sensors, Environments and Algorithms (MD-SEA),
26-28 October 2004, Naval Postgraduate School, Monterey California
Paper in Conference Proceedings

An "On The Fly" Method for Discriminating Target and Clutter Detections in Synthetic Aperture RADAR Images
J. L. Weatherwax, in preparation.
Download the Publication

An Improved Method for Detection of Stationary Targets in High Clutter SAR Images
J. L. Weatherwax, in preparation.
Download the Publication

An Approximation Algorithm for Computing the Mean Square Error Between Two High Range Resolution RADAR Profiles
J. L. Weatherwax, in preparation.
Download the Publication

Ground Moving Targets: Move-Stop-Move Mitigation with Feature-Aided Tracking
D. H. Nguyen, J. H. Kay, B. J. Orchard, J. L. Weatherwax, and R. H. Whiting,
Proceedings of the ATR Science and Technology Conference, October 2002.

Top of page

Other Publications

Liquid Water On Mars
R. Levin, J. L. Weatherwax, and G. Levin,
Instruments, Methods, and Missions for Astrobiology, SPIE Proceedings, August 2003.
Download the Publication
Read a writeup from MSNBC/Space.com about this article
Code used in the publication

Specular and Diffuse Reflectivity from Thin Films Containing Misfit Dislocations
P.F. Miceli, J. L. Weatherwax, T. Krentsel and C.J. Palmstrom,
Physica B vol. 221, pp. 230-234 (1996).
Download the Publication

Top of page

Miscellaneous

A Fast Method for Computing Local Image Statistics with Rectangular Stencils
J. L. Weatherwax, in preparation.
Download the Publication

Using Linux to Create a Audio CD Library
J. L. Weatherwax,
Linux Gazette, September 2005 Issue 118.
Linux Gazette Article

Classic Shell Scripting (Book Review)
J. L. Weatherwax,
Linux Gazette, Novemeber 2006 Issue 132.
Linux Gazette Article

Top of page