- four optical character recognition libraries to make the text searchable.
- named entity recognition and parts of speech to establish co-references.
- n-grams to identify dates, people, locations and correlations.
Personally, I think that it is a balance between where parents are and where you want them to be. I think a lot of people baulk at something like Edublogs because it is another space to log into, however I have significant concerns about sending people to places like Facebook and other such sites because of the issues with algorithms and advertising.
What annoys me most though about most forms of notifications is that they often send out a link to the information with just enough detail to get you to click, but not enough to be content.
demonstrating how big the universe would be if the Earth were shrunk down to the size of a tennis ball