Group Non-negative Matrix Factorization with Natural Categories for Question Retrieval in Community Question Answer Archives
                                
                            
                            
                                Guangyou Zhou | 
                            
                                
Yubo Chen | 
                            
                                
Daojian Zeng | 
                            
                                
Jun Zhao | 
                            
                            
                            
                            
                            
                        
                            
                                Paper Details:
                                
                                    Month: August
                                
                                
                                
                                    Year: 2014
                                
                                
                                
                                    Location: Dublin, Ireland
                                
                                
                                
                                    Venue:
                                    
                                    COLING |