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  • Robert E. Hartwig
  • Mathematics
  • 1976
  • The existence of the Moore-Penrose inverse is discussed for elements of a *-regular ring R. A technique is developed for computing conditional and reflexive inverses for matrices in R2×2, which isContinue Reading
  • H. Joel Trussell, Robert E. Hartwig
  • Mathematics, Medicine, Computer Science
  • IEEE Trans. Image Processing
  • 2002 (First Published: 1 April 2002)
  • Digital color cameras sample the continuous color spectrum using three or more filters; however, each pixel represents a sample of only one of the color bands. This arrangement is called a mosaic. ToContinue Reading
  • Robert E. Hartwig
  • Mathematics, Computer Science
  • The American Mathematical Monthly
  • 2006 (First Published: 1 March 2006)
  • is a well-known process that is of crucial importance in such varied areas of mathe matics and engineering as linear algebra, numerical analysis, and digital signal pro cessing. The process consistsContinue Reading