diff --git a/.hash b/.hash
index 8b13789..c7524f4 100644
--- a/.hash
+++ b/.hash
@@ -1 +1,12 @@
-
+ainotes.cls,813f0b6
+cognition-and-neuroscience,e49b4a7
+combinatorial-decision-making-and-optimization/module1,c12d00d
+deep-learning,fae69aa
+fundamentals-of-ai-and-kr/module1,1677e27
+fundamentals-of-ai-and-kr/module2,9622aab
+fundamentals-of-ai-and-kr/module3,f38189a
+image-processing-and-computer-vision/module1,7cff114
+languages-and-algorithms-for-ai/module2,6a33527
+languages-and-algorithms-for-ai/module3,31aa896
+machine-learning-and-data-mining,1677e27
+statistical-and-mathematical-methods-for-ai,1677e27
diff --git a/cognition-and-neuroscience/cn.pdf b/cognition-and-neuroscience/cn.pdf
index cbac70a..9f5abda 100644
Binary files a/cognition-and-neuroscience/cn.pdf and b/cognition-and-neuroscience/cn.pdf differ
diff --git a/combinatorial-decision-making-and-optimization/module1/cdmo1.pdf b/combinatorial-decision-making-and-optimization/module1/cdmo1.pdf
new file mode 100644
index 0000000..9c20ea3
Binary files /dev/null and b/combinatorial-decision-making-and-optimization/module1/cdmo1.pdf differ
diff --git a/deep-learning/dl.pdf b/deep-learning/dl.pdf
index 8d53061..461cda6 100644
Binary files a/deep-learning/dl.pdf and b/deep-learning/dl.pdf differ
diff --git a/fundamentals-of-ai-and-kr/module1/faikr1.pdf b/fundamentals-of-ai-and-kr/module1/faikr1.pdf
new file mode 100644
index 0000000..a901e0c
Binary files /dev/null and b/fundamentals-of-ai-and-kr/module1/faikr1.pdf differ
diff --git a/fundamentals-of-ai-and-kr/module2/faikr2.pdf b/fundamentals-of-ai-and-kr/module2/faikr2.pdf
new file mode 100644
index 0000000..55572ca
Binary files /dev/null and b/fundamentals-of-ai-and-kr/module2/faikr2.pdf differ
diff --git a/fundamentals-of-ai-and-kr/module3/faikr3.pdf b/fundamentals-of-ai-and-kr/module3/faikr3.pdf
new file mode 100644
index 0000000..657c526
Binary files /dev/null and b/fundamentals-of-ai-and-kr/module3/faikr3.pdf differ
diff --git a/image-processing-and-computer-vision/module1/ipcv1.pdf b/image-processing-and-computer-vision/module1/ipcv1.pdf
new file mode 100644
index 0000000..1b1e2a6
Binary files /dev/null and b/image-processing-and-computer-vision/module1/ipcv1.pdf differ
diff --git a/languages-and-algorithms-for-ai/module2/laai2.pdf b/languages-and-algorithms-for-ai/module2/laai2.pdf
new file mode 100644
index 0000000..73caf40
Binary files /dev/null and b/languages-and-algorithms-for-ai/module2/laai2.pdf differ
diff --git a/languages-and-algorithms-for-ai/module3/laai3.pdf b/languages-and-algorithms-for-ai/module3/laai3.pdf
new file mode 100644
index 0000000..37ad7d0
Binary files /dev/null and b/languages-and-algorithms-for-ai/module3/laai3.pdf differ
diff --git a/machine-learning-and-data-mining/dm-ml.pdf b/machine-learning-and-data-mining/dm-ml.pdf
index eef4f65..8a47478 100644
Binary files a/machine-learning-and-data-mining/dm-ml.pdf and b/machine-learning-and-data-mining/dm-ml.pdf differ
diff --git a/statistical-and-mathematical-methods-for-ai/smm.pdf b/statistical-and-mathematical-methods-for-ai/smm.pdf
index dc066b1..2969661 100644
Binary files a/statistical-and-mathematical-methods-for-ai/smm.pdf and b/statistical-and-mathematical-methods-for-ai/smm.pdf differ