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Published byPauline Loraine Gibson Modified about 1 year ago

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lipid Weight Length Age Height Temp Lati Long HCB aHCH gHCH dde ddt pcb28 pcb52 pcb101 pcb118 pcb138 pcb153 pcb Loadings

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Øvre Neådalsvtan Fallbekktjørna Nedre Neadalsvatn Øvre Heimdalsvatnet Stavsvatn Lochnagar Maan Zielony Staw Gasienicowy Vel’ké Hincovo Gossenkoellesee Rotfelsee Oberder Plenderlesee Schwarzsee Lungo Jörisee Paione inferiore Aubé Redo Okoto Bliznaka Cimera Escura Scores

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nscores(:,1)=scores(:,1)./norm(scores(:,1),2); nscores(:,2)=scores(:,2)./norm(scores(:,2),2); plot(loads(:,1),loads(:,2),'ob') hold plot(nscores(:,1),nscores(:,2),'+r') vline(0) hline(0) text(nscores(:,1),nscores(:,2),lakenames(:,1:3)); text(loads(:,1),loads(:,2),namevarall); grid on

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nscores(:,1)=scores(:,1)./norm(scores(:,1),2); nscores(:,2)=scores(:,2)./norm(scores(:,2),2); plot(loads(:,1),loads(:,2),'ob') hold plot(nscores(:,1),nscores(:,2),'+r') vline(0) hline(0) text(nscores(:,1),nscores(:,2),lakenames(:,1:3)); text(loads(:,1),loads(:,2),namevarall); grid on

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scores with norm 2

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scores with norm 1

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biplot(loads(:,1:2), 'scores',scores(:,1:2), 'varlabels',namevarall(:,1:3), 'ObsLabels', lakenames);

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y=meanpcb180 xo=meanvar; axo=auto(x); ay=auto(y); [b,ssq,p,q,w,t,u,bin] = pls(axo,ay,5,1); vip_scores = vipr(t(:,1),p(:,1),w(:,1),b(1,:)',1,8,namevarpar);

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b with 1 PLS components y=meanpcb180

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weights with 1 PLS components

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VIP with 1 PLS components

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VIP with 2 PLS components

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[press,cumpress]=crossval(axo,ay,'sim','loo',5); Percent Variance Captured by PLS Model -----X-Block Y-Block----- LV # This LV Total This LV Total

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