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A common approach to the robotic path planning problem is to discretize the search space and plan an optimal path using graph search methods. As the optimality criteria becomes more complex it becomes increasingly difficult to optimize the search with respect to each metric being considered. A hybrid path planning system is introduced that supplements the graph search approach with a cognitive architecture...
Background: Cartilaginous tumors of the larynx are uncommon. A literature review disclosed approximately 250 cases since 1816; the cricoid cartilage is the most common site. The rarity of these tumors has made for limited experience and, as a consequence, our knowledge is incomplete. Objective: To report surgical results as well as long—term follow—up on 6 patients with cartilaginous tumors of the...
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