Keyphrases
- image retrieval
- image matching
- matching process
- technological advances
- image database
- matching algorithm
- cost effective
- region matching
- printed characters
- information systems
- key technologies
- personal computer
- low level features
- template matching
- relevance feedback
- low level
- high level
- case study
- image content
- image set
- visual features
- character recognition
- feature points
- rapid development
- data processing