diff --git a/AI.md b/AI.md
new file mode 100644
index 0000000..c0783e0
--- /dev/null
+++ b/AI.md
@@ -0,0 +1,17 @@
+## Artificial Intelligence (AI)
+
+1. LSTMs (Recurrent Neural Networks) for Human Activity Recognition  
+Human activity recognition using TensorFlow on smartphone sensors dataset and an LSTM RNN. Classifying the type of movement amongst six categories (WALKING, WALKING_UPSTAIRS, WALKING_DOWNSTAIRS, SITTING, STANDING, LAYING).   
+Project Source: https://github.com/guillaume-chevalier/LSTM-Human-Activity-Recognition
+
+1. Human activity recognition with stacked residual bidirectional LSTMs  
+Human Activity Recognition (HAR) using stacked residual bidirectional-LSTM cells (RNN) with TensorFlow.   
+Project Source: https://github.com/guillaume-chevalier/HAR-stacked-residual-bidir-LSTMs
+
+1. Signal prediction with a seq2seq RNN model in TensorFlow  
+Solving different simple toy problems about signal prediction.   
+Project Source: https://github.com/guillaume-chevalier/seq2seq-signal-prediction
+
+1. Hyperopt for solving CIFAR-100 with a convolutional neural network (CNN) built with Keras and TensorFlow, GPU backend  
+Auto-optimizing an artificial neural network (and its architecture) on the CIFAR-100 dataset. Could be easily transferred to another dataset or another classification task.   
+Project Source: https://github.com/guillaume-chevalier/Hyperopt-Keras-CNN-CIFAR-100
diff --git a/Audio.md b/Audio.md
index 13b2805..944fb96 100644
--- a/Audio.md
+++ b/Audio.md
@@ -18,7 +18,7 @@ Project Homepage: http://willdrevo.com/fingerprinting-and-audio-recognition-with
 
 1. headphones  
 Automatic music downloader for SABnzbd.  
-Project Source: https://github.com/rembo10/headphones 
+Project Source: https://github.com/rembo10/headphones
 
 1. jasper-client  
 Client code for the Jasper voice computing platform. Jasper is an open source platform for developing always-on, voice-controlled applications.  
@@ -43,7 +43,11 @@ Project Documentation: https://pypi.python.org/pypi/shiva
 A client library for an unofficial Google Music api.  
 Project Source: https://github.com/simon-weber/Unofficial-Google-Music-API  
 Project Documentation: http://unofficial-google-music-api.readthedocs.org/en/latest/   
- 
+
 1. youku-lixian  
 Youku download script.   
 Project Source: https://github.com/iambus/youku-lixian
+
+1. filtering-stft-and-laplace-transform  
+Simple demo of filtering signal with an LP filter and plotting its STFT and Laplace transform, in Python.   
+Project Source: https://github.com/guillaume-chevalier/filtering-stft-and-laplace-transform
diff --git a/README.md b/README.md
index 8c0eae5..5cdf720 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ send me a pull request and follow the [contribution guide](https://github.com/ch
 
 ### <a name='toc'>Table of Contents</a>
 
+* [AI](https://github.com/checkcheckzz/Python-open-projects/blob/master/AI.md)
 * [Algorithm](https://github.com/checkcheckzz/Python-open-projects/blob/master/Algorithm.md)
 * [Audio](https://github.com/checkcheckzz/Python-open-projects/blob/master/Audio.md)
 * [Authentication](https://github.com/checkcheckzz/Python-open-projects/blob/master/Authentication.md)