Investigating coupling preprocessing with shallow and deep convolutional neural networks in document image classification.
Yi LiuLeen-Kiat SohElizabeth LorangPublished in: J. Electronic Imaging (2021)
Keyphrases
- image classification
- convolutional neural networks
- preprocessing
- feature extraction
- convolutional network
- bag of words
- image representation
- information retrieval
- document images
- web documents
- information retrieval systems
- document collections
- information extraction
- text documents
- document representation
- retrieval systems
- document clustering
- semantic information
- bag of features
- class specific
- relevant documents
- question answering
- post processing
- deep learning
- feature selection
- document analysis
- machine learning
- visual words
- structured documents
- tf idf
- document classification
- image processing
- database
- natural language processing