Typecast the 16 character hexadecimal character matrix to an IEEE 754 double precision number. If fewer than 16 characters are given the strings are right padded with '0' characters.
Given a string matrix,
hex2num
treats each row as a separate number.hex2num (["4005bf0a8b145769";"4024000000000000"]) [2.7183; 10.000]