Mapping Iranian patents based on International Patent Classification (IPC), from 1976 to 2011.
Alireza NoruziMohammadhiwa AbdekhodaPublished in: Scientometrics (2012)
Keyphrases
- information retrieval
- prior art
- intellectual property
- classification accuracy
- pattern recognition
- text classification
- pattern classification
- patent documents
- support vector
- classification scheme
- patent information
- machine learning
- information preserving
- classification systems
- automatic classification
- classification method
- class labels
- decision trees
- feature extraction
- preprocessing
- classification process
- training set
- feature vectors
- support vector machine
- classification algorithm
- support vector machine svm
- classification models
- image classification
- unsupervised learning
- similarity measure
- svm classifier
- patent search
- feature selection