We present a method for sampling feature vectors in large (e.g., 2000 5000 16 bit) images that finds subsets of pixel locations which represent "regions" in the image. Sa...
Shaded relief derived automatically from digital elevation models differs distinctly from traditional manual shading. Particularly at small scales, many small topographic details ...
This is a companion paper of [1] and [2]. In the cited papers, using the C-algorithm introduced in [3], many new examples of isochronous centers for Li´enard type equation are fou...