matlab 精美散点密度图

matlab 精美散点密度图，看密度分布，聚合离散，源码！！！ yy=BT(:,i) yyp=bt(:,i) figure % 散点图 scatter_kde(yy,yyp, 'filled', 'MarkerSize',30); colormap(jet); hold on; % 1:1线 p1=min(min(yy,min(yyp))); p2=max(max(yy,max(yyp))); plot([p1 p2],[p1 p2],'--k','linewidth',4); hold on; xlim([p1 p2]); ylim([p1 p2]); % 拟合线 x=yy; y=yyp; p0=polyfit(x,y,1); x1=linspace(p1,p2); y1=polyval(p0,x1); plot(x1,y1,'k','linewidth',4);hold on; set(gca,'FontName','Times New Roman','FontSize',32,'FontWeight','bold'); daspect([1 1 1]); box o