These so-called "online" techniques do not require being online (as in connected to the internet); they simply require being exposed to a stream of ongoing trai

These so-called "online" techniques do not require being online (as in connected to the internet); they simply require being exposed to a stream of ongoing training data. They learn incrementally. This is why I say the term "online" is misleading. See: http://en.wikipedia.org/wiki/Online_machine_learning http://en.wikipedia.org/wiki/Online_machine_learning > Online machine learning is a model of induction that learns one instance at a time.