James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...

Editor’s Note: December 10, 2025: We’ve reviewed these selections to ensure they are available and competitively priced. To further update our coverage, with a focus on ease-of-use, we’ve called in ...

When plotting a vector field using plot.Add.VectorField with a direction vector calculated from standard trigonometric functions, the resulting arrow is drawn in the opposite direction on the Y-axis.

Each line segment of a distance-time graph represents one part of a journey. A distance-time graph, sometimes referred to as a travel graph, is a way of representing a journey. It is helpful to have ...

This lossy compression scheme is able to achieve a compression ratio as high as 6:1 with an average error rate of less than 1 degree, depending on which ...

Abstract: UAVs have a wide range of applications in industrial engineering. Three-dimensional path planning is one of the key directions of UAV research. In this paper, the ACO algorithm, Astar ...