diff --git a/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pdf b/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pdf
index 6c4f1bb51daca772b8ef889d919e56581c05f3c9..96c46679560eec6712839a287e26de9e6d1efccc 100644
Binary files a/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pdf and b/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pdf differ
diff --git a/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pptx b/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pptx
index 50fd9ca726968438c037e567c6a3eb083d4d34de..fcc769124fc4d526731233130f92f2f3efa05600 100644
Binary files a/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pptx and b/conferences/IITSEC2018/IITSEC2018_DIS_Tutorial.pptx differ