Web Search Using Automatic Classification

The Automatic Classifier

                     News Classification based on experts’ work knowledge

Classification Algorithms 

1. Decision trees 

2. Rule-based methods

3. Support Vector machine 

4. K-nearest neighbor

5. Bayesian 

6. Neural Network 

7. Associative Classification

News categorization problem into two major steps:

1. Scan for any representative keywords that can help directly determine the news category. If they exist, the category is assigned according to the representative words. If none exist, go to next step.

2. Carefully check the news content in its entirety. Assign the unseen news to the category whose content is most similar.

2PNC -  Two-phase news classification

NN - Nearest Neighbor