Natural Language Processing and Machine Learning software R & D : for IARPA-funded project to predict the news before it happens using Open Source Indicators (OSI). Developed SVM classifiers for news articles and tweets. Developed pattern search/processing tools, automated tools for Twitter API to gather data, track timelines, process results, automated WEB sites for complex document annotation for Amazon Mechanical Turk, and immersed in full life cycle of Mechanical Turk projects for data annotation.

Automated image processing, segmentation and analysis : to detect types of content, segment, then process to correct flaws and remove unwanted content. Please see research disclosure (nondisclosure agreement (NDA) prohibits more detail) [Client Info]

Earthquake Early Warning Testing Center creation: Automated, high-reliability software suite for import of XML reports from various remote research locations into a MySQL database, evaluation and analysis of predictions against actual seismic data, presentation of multivariate results via strategically designed tables and color maps, and a web site for access to this information, as discussed in publications AGU 2008 and AGU 2007. [Client Info]

Automated 2D / 3D earthquake visualizations : of earthquake ground motion (see example movies of a California event (1.0 MByte) and Chile event (4.5 MByte)). Raw signal data is filtered, sampled, normalized for instrument sensitivity, analyzed to remove extreme data, mapped to various colormaps and glyphs, with various display map projections. [More Info] [Client Info]

Entrepreneurial ventures : into consumer products (confidential), involving market analysis, cost/profit analysis, modeling and prototyping, design and manufacturing specifications, patent applications when appropriate, and full product proposals.

High availability server: designed specifically for small businesses with limited (to no) system support staff, based on a novel "reduced complexity" architecutre with "manual failover". [More Info]

Web site design and development : static to dynamic (database driven), built both (1) from scratch using various technologies including Perl CGI, PHP, HTML, XML, CSS, Javascript, MySQL, ASP, Access, and Flash, and (2) using development platforms such as Dreamweaver, FrontPage, Joomla, and Drupal. [More Info]

Image processing / photography for web and print : using extensive features of Photoshop and other tools for enhancement, extraction, compositing, gamma correction and color conversion (e.g., sRGB for CRT to CMYK for 4 color print), etc., coupled with a solid background in optics and photography. [More Info]

Project management system : for geographically distributed, multi-platform software development environment meeting FDA 820.30 requirements, integrating a new web-based tool with a version control system and raw file system, providing high level to low level views of each project's status. [More Info]

FDA 820.30 Design Control Procedure : integrated with geographically distributed software development environment, as a cyclic state machine, with a custom developed database driven web interface and cycle/revision control via CVS. [More Info]

Seamless integration of multi-vendor, multi-platform products: to leverage product strengths, augmenting the power of one product with the services of the other(s).

Software runtime environment tools : to validate runtime environment (e.g., processes, memory, disk space) before launching new programs, and inform user of problems, successfully stopping common user problems from compounding. [More Info]

Software multi-level installation and update tools : to provide a managed, safe environment for any computer to simultaneously run multiple product versions with multiple patient databases (e.g., clinical releases, beta test, alpha test, raw development), while simplifying product support and update operations. [More Info]

Radiation treatment planning 3D beam design tool : Provides interactive 3D beam design, both manually and automatically fitting to tumor, with interactive review of structures, treatment beams, CTs, and digital radiographs, and real-time update/modification of 3D objects simultaneously in multiple windows. [More Info]

Radiation treatment planning 3D dose review : Allows 3D visualization of plans in powerful ways, creating 3D structures from CT contours, 3D beams from beam parameters and blocks/MLCs, interactive review of structures, treatment beams, dose, dose mappings, CTs, and dose volume histograms. [More Info]

Volume data fusion : A semi-automatic tool to spatially align two 3D data sets by transforming one coordinate space into the other, providing transforms with variable degrees of freedom, from rigid body to affine to deformable warp. Codeveloped with New York University Medical Center. [More Info]

Volume data segmentation tool : Semi-automatic generation of 2D contours (that define structures) on CTs. The user first defines the 3D structure via 3D isosurfaces in the CT volume data and/or interactively editing that 3D surface. When done, the software then maps this surface back onto the original CT planes, creating 2D contours on those CTs.

Extensive visualization software : written with IBM Data Explorer (DX) data-flow networks, scripts, and custom C modules, having become a key IBM beta site and working closely with developers at IBM T.J. Watson Labs. [More Info]

Custom medical data interfaces : to read images and patient data in various proprietary vendor formats (e.g., GE, Varian, Picker) from various media (e.g., 8mm/4mm tapes, MODs); also wrote functions to emulate disk interface for tapes.

Sun server performance monitoring tools : to enable server monitoring and tuning, and subsequent tuning.

Network design, implementation, management, and support : for university-wide and departmental networks, also serving on the Campus Network Advisory Committee, and eventually as Manager of Networks and Unix Systems.

Network monitoring and analysis tools: to report on traffic, errors, congestion, bandwidth, utilization, etc., both university-wide and departmental.

Security Design in Distributed Computing Systems : New methodology for the design, analysis, and maintenance of security architectures. [More Info]

Object-based discrete simulations : such as a simple time-sharing scheduler, CSPs, Ethernet, distributed system (message passing, delays), etc.

Network protocol stack for network transparent datacom : for information retrieval system testbed. State machine design, low level socket I/O, shared memory with locking, fragmentation and reassembly, name service, dynamic process relocation. [More Info]

Software for gamma-correction of color video displays : creating inverse gamma curves from screen measurements, (via power functions or cubic splines), generating correction tables, considering quantization effects. [More Info]

3D/2D graphics software : for both raster and vector displays, including scan conversion, Gouraud shading, user-object interation (e.g., room furniture layout).

Computer vision software : for piecewise approximation of curves, converting arbitrary curve into a polyline of reduced-complexity based on allowable error.

Image and signal processing software : for convolution, DFT from FFT, windowing and filtering in Fourier space, etc.

Image digitizer software : for diagnostic X-ray films, including calibration, data collection and high-level image post processing.

Image digitizer hardware : for diagnostic X-ray films, designed and constructed from from the ground up. [More Info]

Digital film writer software : to create film images from digital data, including double buffered device I/O, gamma correction.

Digital film writer hardware : to create film images from digital data, constructed from the ground up.

Frame buffer image display tools : to format and display text, images, color scales, etc. on a high resolution frame buffer.

Digital monitoring system : Hardware designed and constructed from the ground up with 144 TTL ICs and 10 CMOS ICs, comprising 3 physical units, including PC board layout and etching, with complete circuit diagrams and theory of operation. [More Info]

Electronics class : Designed and taught short course at Summer Institute for high school physics teachers, covering new analog and digital IC technology.