BARTOW, Fla. — The Polk County School District is hoping a new state-of-the-art program can help fill the need for air traffic controllers in the county and nationwide. The past few weeks have been ...

Recently, [Vinnie] aka [vinthewrench] moved from Oregon to Arkansas to start a farmstead. This is a style of farming that ...

Traveling in cold weather conditions can be life threatening. The information provided here is designed for educational use only and is not a substitute for specific training or experience. Princeton ...

Abstract: This article presents an efficient method for solving the optimal tracking control policy of unmanned surface vehicles (USVs) using a hybrid adaptive dynamic programming (ADP) approach. This ...

Abstract: This paper proposes a new state-constrained adaptive optimal control strategy for unmanned sailboat heading angle tracking considering the motion constraints. To improve the tracking ...