Fast extraction of wavelet-based features from JPEG images for joint retrieval with JPEG2000 images

Keyphrases

• JPEG2000 100%
• Fast Extraction 100%
• Joint Retrieval 100%
• JPEG Image 100%
• Wavelet Features 100%
• Discrete Cosine Transform 66%
• Multi-resolution 66%
• Feature Extraction Methods 33%
• Wavelet Transform 33%
• Existing Algorithms 33%
• Computational Complexity 33%
• Fast Algorithm 33%
• Block-based 33%
• Compression Ratio 33%
• Bandpass 33%
• Filter Bank 33%
• Frequency Features 33%
• Wavelet Packet Transform 33%
• Fast Feature Extraction 33%
• Bank Structure 33%
• Additional Filter 33%
• Retrieval Experiment 33%
• Coarse Scale 33%

Computer Science

• JPEG2000 100%
• Information Retrieval 100%
• Discrete Cosine Transform 66%
• Wavelet Transforms 33%
• Frequency Feature 33%
• Filter Bank 33%
• Computational Complexity 33%
• wavelet packet transform 33%
• Fast Algorithm 33%
• Compression Ratio 33%
• Compressed Image 33%
• Feature Extraction 33%

Engineering

• Joints (Structural Components) 100%
• Feature Extraction 50%
• Similarities 50%
• Compressed Image 50%
• Fast Algorithm 50%
• Filter Banks 50%
• Fine Scale 50%
• Computational Complexity 50%
• Compression Ratio 50%