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  2. Vector graphics - Wikipedia

    en.wikipedia.org/wiki/Vector_graphics

    This vector-based (SVG format) image of a round four-color swirl displays several unique features of vector graphics versus raster graphics: there is no aliasing along the rounded edge (which would result in digital artifacts in a raster graphic), the color gradients are all smooth, and the user can resize the image infinitely without losing ...

  3. Split and merge segmentation - Wikipedia

    en.wikipedia.org/wiki/Split_and_merge_segmentation

    The image is successively split into quadrants based on a homogeneity criterion and similar regions are merged to create the segmented result. The technique incorporates a quadtree data structure, meaning that there is a parent-child node relationship.

  4. Image stitching - Wikipedia

    en.wikipedia.org/wiki/Image_stitching

    Two images stitched together. The photo on the right is distorted slightly so that it matches up with the one on the left. Image stitching or photo stitching is the process of combining multiple photographic images with overlapping fields of view to produce a segmented panorama or high-resolution image.

  5. How misguided M&A damaged America’s drugstores - AOL

    www.aol.com/finance/inside-cvs-walgreens...

    Two years later, after intense regulatory scrutiny, Pessina scaled down the Rite Aid deal and Walgreens bought 2,000 of its 5,000 stores, many of which overlapped with existing Walgreens and were ...

  6. Walgreens plans to close a significant number of stores. Are ...

    www.aol.com/walgreens-plans-close-significant...

    A Columbus Walgreens permanently shut down in April, according to Yahoo, on the heels of a store closure in West Dayton back in March, per the Dayton Daily News. Walgreens joins Rite Aid, CVS in ...

  7. Alpha compositing - Wikipedia

    en.wikipedia.org/wiki/Alpha_compositing

    A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color.. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1]

  8. CombineZ - Wikipedia

    en.wikipedia.org/wiki/CombineZ

    Free and open-source software portal; CombineZ is free image-processing software package for creating images with extended depth of field.It runs on Microsoft Windows.The current release is CombineZP (CombineZ-Pyramid), successor to CombineZM (CombineZ-Movie) which was based on CombineZ5 (designed for older versions of Windows and is no longer maintained).

  9. Lossy compression - Wikipedia

    en.wikipedia.org/wiki/Lossy_compression

    Composite image showing JPG and PNG image compression. Left side of the image is from a low-quality JPEG image, showing lossy artefacts; the right side is from a PNG image. In information technology , lossy compression or irreversible compression is the class of data compression methods that uses inexact approximations and partial data ...