AWS tutorials
#creating a collection called trainer $ aws rekongnition create-collection --collection-id trainer
#Here the image is being associated with a name in collection id $ aws rekognition index-faces --collection-id trainer --image "S2Object={Bucket=hands-on-rekognition, Name= Jhon.jpeg}" --external-image-id John
$ aws rekognition start-face-search --job-id
amazonElasticTranscoder - for stiching videos https://aws.amazon.com/blogs/machine-learning/automated-video-editing-with-you-as-the-star/