Blackboard systems

The basic idea of a blackboard system is illustrated in Fig 23.

Fig. 23 Blackboard model

The system consists of:

Knowledge sources

-- a set of independent modules containing domain-specific knowledge.

Blackboard

-- the shared data structure through which knowledge sources communicate.

Control system

-- determined the order in which knowledge sources will operate on entries in the blackboard.

 
• Knowledge organisation and reasoning
• Implementation issues
• Problem solving and reasoning
• Example Systems