As micro-blogging sites, like Twitter, continue to grow in popularity, we are presented with the problem of how to effectively categorize and search for posts. Looking specifically at Twitter, we see that users may categorize their posts using hashtags, and any word or phrase may be used as the category. Attempting to search for tweets about Facebook, a user would need to try many different has...

This paper presents Wizard, a generalised framework for learning macro-actions in planning. Wizard suggests macroactions that can be provided as additional actions for future planning. It enhances a domain for a planner through comprehensive macro suggestions. Wizard learns macro-actions for arbitrary planners or domains without exploiting their structural properties. It not only captures macro...