Benjamin_Loison/Robust_image_source_identification_on_modern_smartphones
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Benjamin Loison
2024-04-07 19:58:31 +02:00
parent 3f47afb165
commit 9468bda3df
3 changed files with 109 additions and 5 deletions
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articles/Résumé de cours Variables aléatoires finies/Résumé de cours Variables aléatoires finies.xopp.xml
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@@ -15,15 +15,38 @@
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= E(X&#xB2;+2XY+Y&#xB2;) - (E(X) + E(Y))&#xB2;
= E(X&#xB2;) + 2E(XY) + E(Y&#xB2;) - E(X)&#xB2; -2E(X)E(Y) - E(Y)&#xB2;</text>
<text font="Sans" size="11.00000000" x="89.76882935" y="765.30111694" color="#00c0ffff" ts="0" fn="">V(X) + V(Y) = E(X&#xB2;) - E(X)&#xB2; + E(Y&#xB2;) - E(Y)&#xB2;</text>
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<text font="Sans" size="11.00000000" x="417.73889160" y="39.05914307" color="#00c0ffff" ts="0" fn="">because E(XY) = E(X)E(Y)</text>
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