LEVELS:

BEGINNER
The presented topic is new to the audience or only little and superficial experience exists. This talk will mainly cover basic aspects of the topic and not go into much detail.

INTERMEDIATE
The presented topic is known to the audience, serious practical experience is expected. This talk might cover some basic aspects of the topic, but will as well go into depth and details.

ADVANCED
The presented topic is well-known to the audience, serious practical experience and a deep understanding are required. This talk will not cover basics of the topic, but will go into depth, might discuss details, compare different approaches, and so on.

ALL
The topic presented is of interest to all levels and does not require any special prior knowledge.