What is a Task Model ?
A task model is a description of tasks used
in HCI. Each task refers to a goal and a set of conditions and operations
to achieve this goal. All the tasks in a model are related to each other
in a tree that hierarchicly decomposes
a main task in a set of sub-tasks.
The task model is constructed with 3 basic elements :
-
Tasks
-
Links
-
Boolean Connectors
There are two basic issues here : task model notation and task model editing.
Tamo is an editing tool that supports, among many task model notations,
Diane+
formalism.