▁from ▁Sem aph ore ▁Park ▁and ▁the ▁sub ur bs ▁of ▁Bir ken head , ▁Eth el ton ▁and ▁G lan ville ▁to ▁“ create ▁ ▁the ▁new ▁sub urb ▁of ▁New ▁Port ”. ▁ ▁G lan ville ▁Block s ▁Post ▁Office ▁opened ▁on ▁ 1 ▁September ▁ 1 8 9 6 , ▁was ▁renamed ▁Sem aph ore ▁Park ▁in ▁ 1 9 4 7 ▁and ▁was ▁replaced ▁by ▁the ▁West ▁L akes ▁Sh ore ▁office ▁in ▁ 1 9 9 7 . ▁ ▁The ▁Fort ▁G lan ville ▁Conserv ation ▁Park ▁is ▁located ▁within ▁the ▁boundaries ▁of ▁Sem aph ore ▁Park . ▁ ▁Sem aph ore ▁Park ▁is ▁located ▁within ▁the ▁federal ▁division ▁of ▁H ind mar sh , ▁the ▁state ▁elect oral ▁district ▁of ▁Lee ▁and ▁the ▁local ▁government ▁area ▁of ▁the ▁City ▁of ▁Charles ▁St urt . ▁ ▁References ▁ ▁Category : Sub ur bs ▁of ▁Ad ela ide ▁Category : L ef ev re ▁Pen ins ula <0x0A> </s> ▁Sam mon ▁mapping ▁or ▁Sam mon ▁projection ▁is ▁an ▁algorithm ▁that ▁maps ▁a ▁high - dimensional ▁space ▁to ▁a ▁space ▁of ▁lower ▁dimensional ity ▁( see ▁mult id im ensional ▁scaling ) ▁by ▁trying ▁to ▁preserve ▁the ▁structure ▁of ▁inter - point ▁distances ▁in ▁high - dimensional ▁space ▁in ▁the ▁lower - dim ension ▁projection . ▁It ▁is ▁particularly ▁su ited ▁for ▁use ▁in ▁expl or atory ▁data ▁analysis . ▁The ▁method ▁was ▁proposed ▁by ▁John ▁W . ▁Sam mon ▁in ▁ 1 9 6 9 . ▁It ▁is ▁considered