• 00:00 Numpy
  • 00:44 What is Numpy?
  • 00:55 Numpy vector
  • 06:19 2D arrays
  • 07:28 Set dtype
  • 08:27 Ones and Zeros
  • 10:10 Random array
  • 12:12 Array dtype changes by division (int to float)
  • 12:40 Transpose
  • 13:00 Reference and not a copy
  • 13:45 Copy array
  • 14:02 Element-wise operations on Arrays
  • 14:50 multiply, matmul, dot for vectors and matrices.
  • 17:43 Casting - converting from strings to integers. (astype)
  • 18:40 Indexing 1d array
  • 19:26 Slice is a reference, copy
  • 19:55 abs value on a Numpy array
  • 22:17 Logical not on a Numpy array
  • 23:36 Vectorize a function
  • 27:36 Filtering array (selecting some of the values from an array)
  • 33:00 Some statistics (sum, mean, std, var)
  • 33:35 Serialization (saving an array to a file)
  • 35:37 Load from Matlab file to a Numpy array
  • 37:24 Save a Numpy array as a Matlab file
  • 37:49 Horizontal stack vectors (hstack)
  • 38:31 Append or Vertical stack vectors and matrices (vstack)
  • 38:50 uint, int - showing data overflow