A Dictionary Learning Approach for Signal Sampling in Task-Based fMRI for Reduction of Big Data.
Bao GeXiang LiXi JiangYifei SunTianming LiuPublished in: Frontiers Neuroinformatics (2018)
Keyphrases
- big data
- dictionary learning
- data analysis
- sparse representation
- sparse coding
- compressive sensing
- cloud computing
- signal processing
- data management
- big data analytics
- social media
- data processing
- knowledge discovery
- business intelligence
- natural images
- human brain
- pattern recognition
- data warehousing
- unsupervised learning
- high dimensional data
- data sets
- image retrieval
- feature space
- feature extraction