PDFs are made for faithful viewing, not editing; text and images are flattened and hard to change. You can use LibreOffice Draw to replace images, edit text, annotate, and manage pages; it's free. For ...

Data annotation, or the process of adding labels to images, text, audio and other forms of sample data, is typically a key step in developing AI systems. The vast majority of systems learn to make ...

Hypothesis is a free, open access platform that stands out from many other annotation tools with broader functionality. In particular, it offers students the opportunity to work collectively to share ...