RobTre Research, L.L.C. develops innovative phased array detection, estimation, and tracking algorithms. RobTre's support services also include array signal processing, array design and performance analysis, algorithm performance analysis, signal processing software architectures for embedded, distributed, and desktop platforms, as well as the transformation of innovative customer concepts into physics based mathematical specifications, algorithms, and software prototypes. RobTre Research, L.L.C have worked on diverse signal processing development efforts involving advanced signal, noise, and stochastic process modeling. RobTre's efforts included development of submarine tracking algorithms, Bayesian track detection algorithms for detecting very quiet submarines, a dipping sonar array processing system, a distributed processing system for submarine radiated noise measurement, real-time shape estimation of a large 3 dimensional sensor array, development of a complete detection and sound localization processing system for subterranean geoacoustic array, an ultrasonic motion detection system for a special application, and processing of accelerometer data from marine helmets subjected to impacts and explosions.