$4.$ Analyzing BF Algorithm based NN Search

$4\mathrm{.}1$ The Process of R$-$Tree Construction

$4\mathrm{.}2$ The Process of BF Algorithm

$4\mathrm{.}3$ The Process of Divide$-$and$-$Conquer

$5.$ Analyzing the BBS Algorithm based Skyline Search

$5\mathrm{.}1$ The Process of R$-$Tree Construction

$5\mathrm{.}2$ The Process of BBS Algorithm

$5\mathrm{.}3$ The Process of Divide$-$and$-$Conquer