Ahmed Khalifa

102 papers A* 3A 3B 4C 28Journal 52Unranked 11
YearRankTypeTitle / Venue / Authors
2026 J jnl
Continuous Program Search.
CoRR
Matthew Siper, Muhammad Umair Nasir, Ahmed Khalifa, Lisa B. Soros, Jay Azhang, Julian Togelius
2026 J jnl
MOPCGRL: Multi-Objective Procedural Content Generation via Reinforcement Learning.
Complex Syst. Model. Simul.
Yi Yuan, Qingquan Zhang, Bo Yuan, Matthew Barthet, Ahmed Khalifa, Georgios N. Yannakakis, Huanhuan Chen, Jialin Liu
2025 — conf
Evolutionary Level Repair.
GECCO Companion
Debosmita Bhaumik, Julian Togelius, Georgios N. Yannakakis, Ahmed Khalifa
2025 J jnl
Evolutionary Level Repair.
CoRR
Debosmita Bhaumik, Julian Togelius, Georgios N. Yannakakis, Ahmed Khalifa
2025 C ed.
Proceedings of the 20th International Conference on the Foundations of Digital Games, FDG 2025, Vienna & Graz, Austria, April 15-18, 2025
FDG
Johanna Pirker, Fares Kayali, Katta Spiel, Sabine Harrer, Ahmed Khalifa, Gabriella A. B. Barros
2025 J jnl
PuzzleJAX: A Benchmark for Reasoning and Learning.
CoRR
Sam Earle, Graham Todd, Yuchen Li, Ahmed Khalifa, Muhammad Umair Nasir, Zehua Jiang, Andrzej Banburski-Fahey, Julian Togelius
2025 C conf
ScriptDoctor: Automatic Generation of PuzzleScript Games via Large Language Models and Tree Search.
CoG
Sam Earle, Ahmed Khalifa, Muhammad Umair Nasir, Zehua Jiang, Graham Todd, Andrzej Banburski-Fahey, Julian Togelius
2025 J jnl
ScriptDoctor: Automatic Generation of PuzzleScript Games via Large Language Models and Tree Search.
CoRR
Sam Earle, Ahmed Khalifa, Muhammad Umair Nasir, Zehua Jiang, Graham Todd, Andrzej Banburski-Fahey, Julian Togelius
2025 C conf
The Procedural Content Generation Benchmark: An Open-source Testbed for Generative Challenges in Games.
FDG
Ahmed Khalifa, Roberto Gallotta, Matthew Barthet, Antonios Liapis, Julian Togelius, Georgios N. Yannakakis
2025 J jnl
The Procedural Content Generation Benchmark: An Open-source Testbed for Generative Challenges in Games.
CoRR
Ahmed Khalifa, Roberto Gallotta, Matthew Barthet, Antonios Liapis, Julian Togelius, Georgios N. Yannakakis
2024 — conf
Affectively Framework: Towards Human-Like Affect-Based Agents.
ACII (Workshops and Demos)
Matthew Barthet, Roberto Gallotta, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2024 J jnl
Affectively Framework: Towards Human-like Affect-Based Agents.
CoRR
Matthew Barthet, Roberto Gallotta, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2024 J jnl
Baba is Y'all 2.0: Design and Investigation of a Collaborative Mixed-Initiative System.
IEEE Trans. Games
M Charity, Isha Dave, Ahmed Khalifa, Julian Togelius
2024 B conf
Closing the Affective Loop via Experience-Driven Reinforcement Learning Designers.
ACII
Matthew Barthet, Diogo Branco, Roberto Gallotta, Ahmed Khalifa, Georgios N. Yannakakis
2024 J jnl
Closing the Affective Loop via Experience-Driven Reinforcement Learning Designers.
CoRR
Matthew Barthet, Diogo Branco, Roberto Gallotta, Ahmed Khalifa, Georgios N. Yannakakis
2023 J jnl
A Preliminary Study on a Conceptual Game Feature Generation and Recommendation System.
CoRR
M Charity, Yash Bhartia, Daniel Zhang, Ahmed Khalifa, Julian Togelius
2023 C conf
Controllable Path of Destruction.
CoG
Matthew Siper, Sam Earle, Zehua Jiang, Ahmed Khalifa, Julian Togelius
2023 J jnl
Controllable Path of Destruction.
CoRR
Matthew Siper, Sam Earle, Zehua Jiang, Ahmed Khalifa, Julian Togelius
2023 J jnl
Evolutionary Machine Learning and Games.
CoRR
Julian Togelius, Ahmed Khalifa, Sam Earle, Michael Cerny Green, Lisa B. Soros
2023 J jnl
Lode Encoder: AI-constrained co-creativity.
CoRR
Debosmita Bhaumik, Ahmed Khalifa, Julian Togelius
2023 C conf
Lode Enhancer: Level Co-creation Through Scaling.
FDG
Debosmita Bhaumik, Julian Togelius, Georgios N. Yannakakis, Ahmed Khalifa
2023 J jnl
Lode Enhancer: Level Co-creation Through Scaling.
CoRR
Debosmita Bhaumik, Julian Togelius, Georgios N. Yannakakis, Ahmed Khalifa
2022 J jnl
Baba is Y'all 2.0: Design and Investigation of a Collaborative Mixed-Initiative System.
CoRR
M Charity, Isha Dave, Ahmed Khalifa, Julian Togelius
2022 C conf
Generative Personas That Behave and Experience Like Humans.
FDG
Matthew Barthet, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2022 J jnl
Generative Personas That Behave and Experience Like Humans.
CoRR
Matthew Barthet, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2022 J jnl
Learning to Generate Levels by Imitating Evolution.
CoRR
Ahmed Khalifa, Michael Cerny Green, Julian Togelius
2022 C conf
Mutation Models: Learning to Generate Levels by Imitating Evolution.
FDG
Ahmed Khalifa, Julian Togelius, Michael Cerny Green
2022 — conf
Path of Destruction: Learning an Iterative Level Generator Using a Small Dataset.
SSCI
Matthew Siper, Ahmed Khalifa, Julian Togelius
2022 J jnl
Path of Destruction: Learning an Iterative Level Generator Using a Small Dataset.
CoRR
Matthew Siper, Ahmed Khalifa, Julian Togelius
2022 C conf
Persona-driven Dominant/Submissive Map (PDSM) Generation for Tutorials.
FDG
Michael Cerny Green, Ahmed Khalifa, M Charity, Julian Togelius
2022 J jnl
Persona-driven Dominant/Submissive Map (PDSM) Generation for Tutorials.
CoRR
Michael Cerny Green, Ahmed Khalifa, M Charity, Julian Togelius
2022 B conf
Play with Emotion: Affect-Driven Reinforcement Learning.
ACII
Matthew Barthet, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2022 J jnl
Play with Emotion: Affect-Driven Reinforcement Learning.
CoRR
Matthew Barthet, Ahmed Khalifa, Antonios Liapis, Georgios N. Yannakakis
2022 B conf
Predicting Personas Using Mechanic Frequencies and Game State Traces.
CEC
Michael Cerny Green, Ahmed Khalifa, M Charity, Debosmita Bhaumik, Julian Togelius
2022 J jnl
Predicting Personas Using Mechanic Frequencies and Game State Traces.
CoRR
Michael Cerny Green, Ahmed Khalifa, M Charity, Debosmita Bhaumik, Julian Togelius
2021 J jnl
Deep learning for procedural content generation.
Neural Comput. Appl.
Jialin Liu, Sam Snodgrass, Ahmed Khalifa, Sebastian Risi, Georgios N. Yannakakis, Julian Togelius
2021 J jnl
Game Mechanic Alignment Theory and Discovery.
CoRR
Michael Cerny Green, Ahmed Khalifa, Philip Bontrager, Rodrigo Canaan, Julian Togelius
2021 C conf
Game Mechanic Alignment Theory.
FDG
Michael Cerny Green, Ahmed Khalifa, Rodrigo Canaan, Philip Bontrager, Julian Togelius
2021 A* conf
Illuminating Mario Scenes in the Latent Space of a Generative Adversarial Network.
AAAI
Matthew C. Fontaine, Ruilin Liu, Ahmed Khalifa, Jignesh Modi, Julian Togelius, Amy K. Hoover, Stefanos Nikolaidis
2021 C conf
Learning Controllable Content Generators.
CoG
Sam Earle, Maria Edwards, Ahmed Khalifa, Philip Bontrager, Julian Togelius
2021 J jnl
Learning Controllable Content Generators.
CoRR
Sam Earle, Maria Edwards, Ahmed Khalifa, Philip Bontrager, Julian Togelius
2021 C conf
Lode Encoder: AI-constrained co-creativity.
CoG
Debosmita Bhaumik, Ahmed Khalifa, Julian Togelius
2021 C conf
Mixed-Initiative Level Design with RL Brush.
EvoMUSART
Omar Delarosa, Hang Dong, Mindy Ruan, Ahmed Khalifa, Julian Togelius
2020 B conf
A Continuous Information Gain Measure to Find the Most Discriminatory Problems for AI Benchmarking.
CEC
Matthew Stephenson, Damien Anderson, Ahmed Khalifa, John Levine, Jochen Renz, Julian Togelius, Christoph Salge
2020 C conf
Automatic Critical Mechanic Discovery Using Playtraces in Video Games.
FDG
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Tiago Machado, Julian Togelius
2020 C conf
Baba is Y'all: Collaborative Mixed-Initiative Level Design.
CoG
M Charity, Ahmed Khalifa, Julian Togelius
2020 J jnl
Baba is Y'all: Collaborative Mixed-Initiative Level Design.
CoRR
M Charity, Ahmed Khalifa, Julian Togelius
2020 C conf
Bootstrapping Conditional GANs for Video Game Level Generation.
CoG
Ruben Rodriguez Torrado, Ahmed Khalifa, Michael Cerny Green, Niels Justesen, Sebastian Risi, Julian Togelius
2020 J jnl
Deep Learning for Procedural Content Generation.
CoRR
Jialin Liu, Sam Snodgrass, Ahmed Khalifa, Sebastian Risi, Georgios N. Yannakakis, Julian Togelius
2020 J jnl
Illuminating Mario Scenes in the Latent Space of a Generative Adversarial Network.
CoRR
Matthew C. Fontaine, Ruilin Liu, Ahmed Khalifa, Julian Togelius, Amy K. Hoover, Stefanos Nikolaidis
2020 C conf
Mario Level Generation From Mechanics Using Scene Stitching.
CoG
Michael Cerny Green, Luvneesh Mugrai, Ahmed Khalifa, Julian Togelius
2020 J jnl
Mario Level Generation From Mechanics Using Scene Stitching.
CoRR
Michael Cerny Green, Luvneesh Mugrai, Ahmed Khalifa, Julian Togelius
2020 C conf
Mech-Elites: Illuminating the Mechanic Space of GVG-AI.
FDG
M Charity, Michael Cerny Green, Ahmed Khalifa, Julian Togelius
2020 J jnl
Mech-Elites: Illuminating the Mechanic Space of GVGAI.
CoRR
M Charity, Michael Cerny Green, Ahmed Khalifa, Julian Togelius
2020 J jnl
Mixed-Initiative Level Design with RL Brush.
CoRR
Omar Delarosa, Hang Dong, Mindy Ruan, Ahmed Khalifa, Julian Togelius
2020 C conf
Multi-Objective level generator generation with Marahel.
FDG
Ahmed Khalifa, Julian Togelius
2020 J jnl
Multi-Objective level generator generation with Marahel.
CoRR
Ahmed Khalifa, Julian Togelius
2020 — conf
PCGRL: Procedural Content Generation via Reinforcement Learning.
AIIDE
Ahmed Khalifa, Philip Bontrager, Sam Earle, Julian Togelius
2020 J jnl
PCGRL: Procedural Content Generation via Reinforcement Learning.
CoRR
Ahmed Khalifa, Philip Bontrager, Sam Earle, Julian Togelius
2020 C conf
Rotation, Translation, and Cropping for Zero-Shot Generalization.
CoG
Chang Ye, Ahmed Khalifa, Philip Bontrager, Julian Togelius
2020 J jnl
Rotation, Translation, and Cropping for Zero-Shot Generalization.
CoRR
Chang Ye, Ahmed Khalifa, Philip Bontrager, Julian Togelius
2020 — conf
Tree Search versus Optimization Approaches for Map Generation.
AIIDE
Debosmita Bhaumik, Ahmed Khalifa, Michael Cerny Green, Julian Togelius
2019 — conf
"Superstition" in the Network: Deep Reinforcement Learning Plays Deceptive Games.
AIIDE
Philip Bontrager, Ahmed Khalifa, Damien Anderson, Matthew Stephenson, Christoph Salge, Julian Togelius
2019 J jnl
Automatic Critical Mechanic Discovery in Video Games.
CoRR
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Tiago Machado, Julian Togelius
2019 J jnl
Bootstrapping Conditional GANs for Video Game Level Generation.
CoRR
Ruben Rodriguez Torrado, Ahmed Khalifa, Michael Cerny Green, Niels Justesen, Sebastian Risi, Julian Togelius
2019 C conf
ELIMINATION from Design to Analysis.
CoG
Ahmed Khalifa, Dan Gopstein, Julian Togelius
2019 J jnl
ELIMINATION from Design to Analysis.
CoRR
Ahmed Khalifa, Daniel Gopstein, Julian Togelius
2019 J jnl
General Video Game AI: A Multitrack Framework for Evaluating Agents, Games, and Content Generation Algorithms.
IEEE Trans. Games
Diego Pérez-Liébana, Jialin Liu, Ahmed Khalifa, Raluca D. Gaina, Julian Togelius, Simon M. Lucas
2019 — book
General Video Game Artificial Intelligence
Diego Pérez-Liébana, Simon M. Lucas, Raluca D. Gaina, Julian Togelius, Ahmed Khalifa, Jialin Liu
2019 J jnl
General Video Game Rule Generation.
CoRR
Ahmed Khalifa, Michael Cerny Green, Diego Pérez-Liébana, Julian Togelius
2019 J jnl
Intentional Computational Level Design.
CoRR
Ahmed Khalifa, Michael Cerny Green, Gabriella A. B. Barros, Julian Togelius
2019 A conf
Intentional computational level design.
GECCO
Ahmed Khalifa, Michael Cerny Green, Gabriella A. B. Barros, Julian Togelius
2019 C conf
Level Design Patterns in 2D Games.
CoG
Ahmed Khalifa, Fernando de Mesentier Silva, Julian Togelius
2019 A* conf
Obstacle Tower: A Generalization Challenge in Vision, Control, and Planning.
IJCAI
Arthur Juliani, Ahmed Khalifa, Vincent-Pierre Berges, Jonathan Harper, Ervin Teng, Hunter Henry, Adam Crespi, Julian Togelius, Danny Lange
2019 J jnl
Obstacle Tower: A Generalization Challenge in Vision, Control, and Planning.
CoRR
Arthur Juliani, Ahmed Khalifa, Vincent-Pierre Berges, Jonathan Harper, Hunter Henry, Adam Crespi, Julian Togelius, Danny Lange
2019 C conf
Procedural Content Generation through Quality Diversity.
CoG
Daniele Gravina, Ahmed Khalifa, Antonios Liapis, Julian Togelius, Georgios N. Yannakakis
2019 J jnl
Procedural Content Generation through Quality Diversity.
CoRR
Daniele Gravina, Ahmed Khalifa, Antonios Liapis, Julian Togelius, Georgios N. Yannakakis
2019 J jnl
Superstition in the Network: Deep Reinforcement Learning Plays Deceptive Games.
CoRR
Philip Bontrager, Ahmed Khalifa, Damien Anderson, Matthew Stephenson, Christoph Salge, Julian Togelius
2019 J jnl
Tree Search vs Optimization Approaches for Map Generation.
CoRR
Debosmita Bhaumik, Ahmed Khalifa, Michael Cerny Green, Julian Togelius
2019 J jnl
Two-step Constructive Approaches for Dungeon Generation.
CoRR
Michael Cerny Green, Ahmed Khalifa, Athoug Alsoughayer, Divyesh Surana, Antonios Liapis, Julian Togelius
2019 C conf
Two-step constructive approaches for dungeon generation.
FDG
Michael Cerny Green, Ahmed Khalifa, Athoug Alsoughayer, Divyesh Surana, Antonios Liapis, Julian Togelius
2018 J jnl
"Press Space to Fire": Automatic Video Game Tutorial Generation.
CoRR
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Julian Togelius
2018 J jnl
A Continuous Information Gain Measure to Find the Most Discriminatory Problems for AI Benchmarking.
CoRR
Matthew Stephenson, Damien Anderson, Ahmed Khalifa, John Levine, Jochen Renz, Julian Togelius, Christoph Salge
2018 C conf
A hybrid search agent in pommerman.
FDG
Hongwei Henry Zhou, Yichen Gong, Luvneesh Mugrai, Ahmed Khalifa, Andy Nealen, Julian Togelius
2018 C conf
AtDELFI: automatically designing legible, full instructions for games.
FDG
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Tiago Machado, Andy Nealen, Julian Togelius
2018 J jnl
AtDelfi: Automatically Designing Legible, Full Instructions For Games.
CoRR
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Tiago Machado, Andy Nealen, Julian Togelius
2018 J jnl
General Video Game AI: a Multi-Track Framework for Evaluating Agents, Games and Content Generation Algorithms.
CoRR
Diego Pérez-Liébana, Jialin Liu, Ahmed Khalifa, Raluca D. Gaina, Julian Togelius, Simon M. Lucas
2018 J jnl
Generating Levels That Teach Mechanics.
CoRR
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Andy Nealen, Julian Togelius
2018 C conf
Generating levels that teach mechanics.
FDG
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Andy Nealen, Julian Togelius
2018 J jnl
Procedural Level Generation Improves Generality of Deep Reinforcement Learning.
CoRR
Niels Justesen, Ruben Rodriguez Torrado, Philip Bontrager, Ahmed Khalifa, Julian Togelius, Sebastian Risi
2018 J jnl
Talakat: Bullet Hell Generation through Constrained Map-Elites.
CoRR
Ahmed Khalifa, Scott Lee, Andy Nealen, Julian Togelius
2018 A conf
Talakat: bullet hell generation through constrained map-elites.
GECCO
Ahmed Khalifa, Scott Lee, Andy Nealen, Julian Togelius
2017 — conf
"Press Space to Fire": Automatic Video Game Tutorial Generation.
AIIDE Workshops
Michael Cerny Green, Ahmed Khalifa, Gabriella A. B. Barros, Julian Togelius
2017 C conf
DeepTingle.
ICCC
Ahmed Khalifa, Gabriella A. B. Barros, Julian Togelius
2017 J jnl
DeepTingle.
CoRR
Ahmed Khalifa, Gabriella A. B. Barros, Julian Togelius
2017 — conf
Evolving Game-Specific UCB Alternatives for General Video Game Playing.
EvoApplications (1)
Ivan Bravi, Ahmed Khalifa, Christoffer Holmgård, Julian Togelius
2017 — conf
General video game rule generation.
CIG
Ahmed Khalifa, Michael Cerny Green, Diego Perez Liebana, Julian Togelius
2017 — conf
Marahel: A Language for Constructive Level Generation.
AIIDE Workshops
Ahmed Khalifa, Julian Togelius
2017 C conf
Multi-objective Adaptation of a Parameterized GVGAI Agent Towards Several Games.
EMO
Ahmed Khalifa, Mike Preuss, Julian Togelius
2016 A conf
General Video Game Level Generation.
GECCO
Ahmed Khalifa, Diego Perez Liebana, Simon M. Lucas, Julian Togelius
2016 — conf
Matching Games and Algorithms for General Video Game Playing.
AIIDE
Philip Bontrager, Ahmed Khalifa, Andre Mendes, Julian Togelius
2016 A* conf
Modifying MCTS for Human-Like General Video Game Playing.
IJCAI
Ahmed Khalifa, Aaron Isaksen, Julian Togelius, Andy Nealen