List of Articles Effort Estimation Open Access Article Abstract Page Full-Text 1 - An Improved COCOMO based Model to Estimate the Effort of Software Projects Vahid Khatibi Bardsiri Mahboubeh Dorosti Open Access Article Abstract Page Full-Text 2 - Improvement of effort estimation accuracy in software projects using a feature selection approach Zahra Shahpar Vahid Khatibi Asma Tanavar Rahil Sarikhani Open Access Article Abstract Page Full-Text 3 - Type-2 Fuzzy Logic Approach To Increase The Accuracy Of Software Development Effort Estimation Zahra Barati Mahdi Jafari Shahbazzadeh Vahid Khatibi Bardsiri Open Access Article Abstract Page Full-Text 4 - A New Architecture Based on Artificial Neural Network and PSO Algorithm for Estimating Software Development Effort Amin Moradbeiky Amid Khatibi Bardsiri Open Access Article Abstract Page Full-Text 5 - A New Optimized Hybrid Model Based On COCOMO to Increase the Accuracy of Software Cost Estimation Ramin Saljoughinejad Vahid Khatibi Open Access Article Abstract Page Full-Text 6 - Comparison of the classification methods in software development effort estimation Sadegh Ansaripour Taghi Javdani Gandomani Open Access Article Abstract Page Full-Text 7 - An Improved Algorithmic Method for Software Development Effort Estimation Elham Khatibi Vahid Khatibi Bardsiri