no code implementations • 30 Nov 2022 • Elnaz Yousefzadeh Barri, Steven Farber, Hadi Jahanshahi, Eda Beyazit
Building an accurate model of travel behaviour based on individuals' characteristics and built environment attributes is of importance for policy-making and transportation planning.
1 code implementation • 2 Nov 2022 • Hadi Jahanshahi, Mucahit Cevik, Kianoush Mousavi, Ayşe Başar
In this study, we develop a Markov decision process (MDP) model for an online bug triage task.
1 code implementation • 12 Apr 2022 • Hadi Jahanshahi, Mucahit Cevik
We further incorporate the schedule of developers in our formulation to have a more comprehensive model for this multifaceted problem.
no code implementations • 2 Sep 2021 • Hadi Jahanshahi, Ozan Ozyegen, Mucahit Cevik, Beste Bulut, Deniz Yigit, Fahrettin F. Gonen, Ayşe Başar
In our experiments, we investigate the generalizability of the trained models to the products of other online retailers, the dynamic masking of infeasible subcategories for pretrained language models, and the benefits of incorporating product titles in multiple languages.
no code implementations • 26 Apr 2021 • Hadi Jahanshahi, Syed Kazmi, Mucahit Cevik
These services have become gradually popular over the years with the advent of necessary technological infrastructure.
1 code implementation • 26 Apr 2021 • Hadi Jahanshahi, Kritika Chhabra, Mucahit Cevik, Ayşe Başar
In software engineering practice, fixing a bug promptly reduces the associated costs.
no code implementations • 24 Apr 2021 • Hadi Jahanshahi, Aysun Bozanta, Mucahit Cevik, Eray Mert Kavuk, Ayşe Tosun, Sibel B. Sonuc, Bilgin Kosucu, Ayşe Başar
We consider a meal delivery service fulfilling dynamic customer requests given a set of couriers over the course of a day.
1 code implementation • 24 Apr 2021 • Hadi Jahanshahi, Mucahit Cevik, Ayşe Başar
We observe that LSTM is effective when considering long-run predictions whereas Random Forest Regressor enriched by exogenous variables performs better for predicting the number of bugs in the short term.
1 code implementation • 5 Mar 2021 • Hadi Jahanshahi, Dhanya Jothimani, Ayşe Başar, Mucahit Cevik
In this work, we aim to investigate the effect of code change properties on JIT models over time.
no code implementations • 5 Mar 2021 • Hadi Jahanshahi, Mucahit Cevik, Ayşe Başar
Our main goal is to extend prior research and explore the feasibility of HDP and finally to compare its performance with that of its predecessor, Cross-Project Defect Prediction.
1 code implementation • 20 Feb 2021 • Hadi Jahanshahi, Mustafa Gokce Baydogan
This paper proposes a new Model-based approach for clustering sequence data, namely nTreeClus.