Search Results for author: Massimiliano Di Penta

Found 5 papers, 2 papers with code

Towards Automatically Addressing Self-Admitted Technical Debt: How Far Are We?

1 code implementation17 Aug 2023 Antonio Mastropaolo, Massimiliano Di Penta, Gabriele Bavota

Upon evolving their software, organizations and individual developers have to spend a substantial effort to pay back technical debt, i. e., the fact that software is released in a shape not as good as it should be, e. g., in terms of functionality, reliability, or maintainability.

Language Modelling Large Language Model

Why Developers Refactor Source Code: A Mining-based Study

1 code implementation5 Jan 2021 Jevgenija Pantiuchina, Fiorella Zampetti, Simone Scalabrino, Valentina Piantadosi, Rocco Oliveto, Gabriele Bavota, Massimiliano Di Penta

Our results led to (i) quantitative evidence of the relationship existing between certain process/product metrics and refactoring operations and (ii) a detailed taxonomy, generalizing and complementing the ones existing in the literature, of motivations pushing developers to refactor source code.

Software Engineering

On the Need of Removing Last Releases of Data When Using or Validating Defect Prediction Models

no code implementations31 Mar 2020 Aalok Ahluwalia, Massimiliano Di Penta, Davide Falessi

Our results show that, on average across projects: (i) the presence of snoring decreases the recall of defect prediction classifiers; (ii) evaluations affected by snoring are likely unable to identify the best classifiers, and (iii) removing data from recent releases helps to significantly improve the accuracy of the classifiers.

DeepMutation: A Neural Mutation Tool

no code implementations12 Feb 2020 Michele Tufano, Jason Kimko, Shiya Wang, Cody Watson, Gabriele Bavota, Massimiliano Di Penta, Denys Poshyvanyk

To this aim, two characteristics of mutation testing frameworks are of paramount importance: (i) they should generate mutants that are representative of real faults; and (ii) they should provide a complete tool chain able to automatically generate, inject, and test the mutants.

Decoder Fault Detection

Learning How to Mutate Source Code from Bug-Fixes

no code implementations27 Dec 2018 Michele Tufano, Cody Watson, Gabriele Bavota, Massimiliano Di Penta, Martin White, Denys Poshyvanyk

Starting from code fixed by developers in the context of a bug-fix, our empirical evaluation showed that our models are able to predict mutants that resemble original fixed bugs in between 9% and 45% of the cases (depending on the model).

Software Engineering

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