Video Classification Based on Spatial Gradient and Optical Flow Descriptors

Keyphrases

• Optical Flow Descriptor 100%
• Spatial Gradient 100%
• Video Classification 100%
• Local Feature Extraction 100%
• Feature Point Detection 100%
• Detector Response 100%
• Gradient Flow 100%
• Trajectory Method 50%
• Higher Classification 50%
• Low Computational Complexity 50%
• Discriminatory Power 50%
• Dense Sampling 50%
• Background Region 50%
• Salient Region 50%
• Noisy Features 50%
• Moving Objects 50%
• Spatio-temporal Features 50%
• Spatio-temporal Descriptor 50%

Computer Science

• Feature Point Detection 100%
• Sampling Approach 50%
• Background Region 50%
• Discriminative Power 50%
• Salient Region 50%