21 Vector Spaces: Example of engineering Vector Space . Thus, reconstructing matlab picture using matlab first ten PCs, will remove matlab noise. Consider engineering matrix of information issues X with matlab dimensions 64 by 400. 64 is matlab variety of elements in each column. Each column is engineering vector illustration of engineering 8×8 grayscale pixel picture of both engineering handwritten quantity 2 or engineering handwritten number 3 see image below and there are engineering entire of 400 alternative pictures, in which matlab first 200 photographs show engineering handwritten number 2 and matlab last 200 images show engineering handwritten number 3. Using matlab plotdigits characteristic in Matlab, essentially illustrates that matlab first PC captured matlab ameliorations among matlab numbers 2 and 3 as they are projected onto various areas engineering matlab axis for matlab first PC. Also, matlab 2nd PC captured matlab tilt engineering matlab handwritten numbers as numbers tilted to matlab left or correct were projected onto various regions engineering matlab axis for matlab second PC.