【单选题】Economizing of the Poor Comprehending Economizing of the Poor Walking down the aisles of a supermarket, low-income shoppers must consider a number of factors including quantity, price, quality and nut...
【判断题】Given the parity-check matrix H 3 ́ 7 of (7,4) linear codes, if the received word v=(v 1 , v 2 v 3 ,..., v 7 ), then the vector s=( s 1 , s 2 , s 3 )= vH T is referred as the error syndrome of the v.