資源簡介
基于Matlab2019a的k-D樹鄰近點的彩色星座圖繪制,樣例為16QAM,65536個點的繪制占據4s左右時間。繪制效果見https://blog.csdn.net/ganlin410153929/article/details/103449855

代碼片段和文件信息
function?tag?=?CheckPoint(idxrefdismbtree)
%?x?=?btree(idx7:8);
%?y?=?btree(idx9:10);
tag?=?0;
if?btree(ref1)<=btree(idx8)&&btree(ref1)>=btree(idx7)&&...
????????btree(ref2)<=btree(idx10)&&btree(ref2)>=btree(idx9)
????%?在節點區域內
????tag?=?1;
elseif?btree(ref1)>btree(idx8)&&btree(ref2)<=btree(idx10)&&btree(ref2)>=btree(idx9)?%East
????tag?=?(btree(ref1)-btree(idx8)) elseif?btree(ref1)=btree(idx9)?%West
????tag?=?(btree(idx7)-btree(ref1)) elseif?btree(ref2)>btree(idx10)&&btree(ref1)<=btree(idx8)&&btree(ref1)>=btree(idx7)?%North
????tag?=?(btree(ref2)-btree(idx10)) elseif?btree(ref2)=btree(idx7)?%South
????tag?=?(btree(idx9)-btree(ref2)) elseif?btree(ref1)>btree(idx8)?&&?btree(ref2)>btree(idx10)?%NorthEast
????tag?=?sqrt((btree(ref1)-btree(idx8))^2+(btree(ref2)-btree(idx10))^2) elseif?btree(ref1)btree(idx10)?%NorthWest
????tag?=?sqrt((btree(ref1)-btree(idx7))^2+(btree(ref2)-btree(idx10))^2) elseif?btree(ref1)>btree(idx8)?&&?btree(ref2) ????tag?=?sqrt((btree(ref1)-btree(idx8))^2+(btree(ref2)-btree(idx9))^2) elseif?btree(ref1) ????tag?=?sqrt((btree(ref1)-btree(idx7))^2+(btree(ref2)-btree(idx9))^2) end
end
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-12-08?21:45??Scatterplot\
?????文件????????1478??2019-12-08?19:25??Scatterplot\CheckPoint.m
?????文件????????3445??2019-12-08?20:33??Scatterplot\DrawColorConstellationkDtree.m
?????文件?????????444??2019-12-08?18:50??Scatterplot\DrawLimit.m
?????文件????????4504??2019-12-08?18:50??Scatterplot\GenerateTree.m
?????文件????????3446??2019-12-08?21:49??Scatterplot\Main_Scatterplot.m
?????文件????????1838??2019-12-08?21:44??Scatterplot\Main_Scatterplot2.m
?????文件????????1081??2019-12-08?18:50??Scatterplot\ShowTree.m
?????文件?????????223??2019-12-08?18:50??Scatterplot\ShowTreeFromRoot.m
?????文件?????????815??2019-12-08?18:50??Scatterplot\UpdateLimit.m
?????文件?????????216??2019-12-08?19:18??Scatterplot\UpdateMinimumDis.m
?????文件?????????858??2019-12-08?20:17??Scatterplot\UpdateMinimumDis2.m
?????文件????????1693??2019-12-08?19:20??Scatterplot\UpdateMinimumDisFromChildren2.m
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