PPT Slide

Challenges and Influential Aspects

Handling of different

types of data with different degree of supervision

Changing

data and

knowledge

Understandability of patterns, various kinds of requests and results (decision lists, inference networks, concept hierarchies, etc.)

Interactive,

Visualization

Knowledge

Discovery

Different sources of data (distributed, heterogeneous databases, noise and missing, irrelevant data,　etc.)

Massive data sets,

high dimensionality

(efficiency, scalability)