In some cases, you are connected to a remote machine via SSH and perform a log-running task, and suddenly your SSH connection drops. If you have experienced this before (sadly I have), then screen is your best tool. Screen is a terminal multiplexer that allows us to resume the dis-connected sessions. You can create multiple terminal sessions and share your screen with other users using the screen.

An image is essentially a matrix of intensity values. To describe an image, we introduce the concept of segments, patches, features, etc,. To further extract the information of an image, we introduce the use of Histogram of Oriented Gradients (HoG). Note that this section focus more on traditional CV techniques.

This section mainly talks about fundamental commands in Git, including how to commit, push and pull the content, and how to use, merge and rebase branches.

This section mainly talks about fundamental concepts in git.

Image stitching is to combine two or more overlapping images to make one larger image. This section introduces the principle and algorithms used for image stitching, including RANSAC, forward/inverse warping and image blending