As we have learned in class, a useful matrix factorization is the QR-factorization. One way this factorization can be obtained is by using the Gram-Schmidt process on the matrix one wishes to factor. But have you ever wondered who this process was named after? To start, as the hyphen may suggest, the […]

Earlier in the month, a blogger provided an informative overview of the widely used JPEG image compression format (see post, “A brief overview of Jpeg”). It should however be noted that the JPEG format is not good at compressing all types of images, such as images with text. For example, JPEGs tend to […]

The method of interpolation, or deriving an estimation of an unknown function from a small set of data, has many applications in the area of digital imagery. Digital images can include anything from simple graphics in a web page to photographs uploaded from your digital camera that can be several mega pixels in size. […]