Abstract: Automated classification of learner-generated text to identify behavior, emotion, and cognition indicators, collectively known as learning engagement classification (LEC), has received ...

This example shows how to create a markup annotation that highlights a selected text on a page. To create this annotation for a selected text, call one of the PdfViewerControl.HighlightSelectedText ...

Imagine it’s a rainy Tuesday in February 2026. An autonomous delivery robot is navigating a busy metropolitan sidewalk. Its sensors detect an object fifty feet ahead: a crumpled, brownish shape lying ...

Satty is a screenshot annotation tool inspired by Swappy and Flameshot. Start by providing a filename or a screenshot via stdin and annotate using the available tools. Save to clipboard or file when ...

Abstract: High-quality annotated data plays an important role in data-driven or machine-learning-based medical studies. Large amounts of valuable data existed in free text records such as Electronic ...

Handwriting and markup features have been added to Papers, GNOME’s – andsince 25.04, Ubuntu’s – default document viewer app. The latest nightly builds of Papers let you draw on documents with ink ...