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Automatic prompt engineering (APE) rewrites prompts to improve downstream task performance, but existing APE loops treat the optimizer itself as a fixed pipeline. We port the code-as-action paradigm of CodeAct (Wang et al., 2024a) to APE…

Computation and Language · Computer Science 2026-05-27 Mengyin Lu , Cong Feng , Huimin Han , Guangming Lu , Yu Sun , Xiaonan Ding , Shihui Long , Fengyi Li , Tanvi Motwani

Agent-based modeling (ABM) has emerged as a powerful tool in social policy-making and socio-economics, offering a flexible and dynamic approach to understanding and simulating complex systems. While traditional analytic methods may be less…

Multiagent Systems · Computer Science 2025-04-03 Shayan Firouzian Haji

AI agent development relies heavily on natural language prompting to define agents' tasks, knowledge, and goals. These prompts are interpreted by Large Language Models (LLMs), which govern agent behavior. Consequently, agentic performance…

Artificial Intelligence · Computer Science 2026-04-14 Roi Ben-Gigi , Yuval David , Fabiana Fournier , Lior Limonad , Dany Moshkovich , Hadar Mulian , Segev Shlomov

We present AgentZero++, an agent-based model that integrates cognitive, emotional, and social mechanisms to simulate decentralized collective violence in spatially distributed systems. Building on Epstein's Agent\_Zero framework, we extend…

Multiagent Systems · Computer Science 2025-10-08 Vrinda Malhotra , Jiaman Li , Nandini Pisupati

Agent-based modeling is a computational dynamic modeling technique that may be less familiar to some readers. Agent-based modeling seeks to understand the behaviour of complex systems by situating agents in an environment and studying the…

Multiagent Systems · Computer Science 2023-04-19 G. Wade McDonald , Nathaniel D. Osgood

Agent based modelling is a simulation method in which autonomous agents interact with their environment and one another, given a predefined set of rules. It is an integral method for modelling and simulating complex systems, such as…

Multiagent Systems · Computer Science 2022-01-10 George Datseris , Ali R. Vahdati , Timothy C. DuBois

We introduce a new software toolbox for agent-based simulation. Facilitating rapid prototyping by offering a user-friendly Python API, its core rests on an efficient C++ implementation to support simulation of large-scale multi-agent…

Computational Finance · Quantitative Finance 2022-09-22 Peter Belcak , Jan-Peter Calliess , Stefan Zohren

Agent-based modelling (ABM) is a facet of wider Multi-Agent Systems (MAS) research that explores the collective behaviour of individual `agents', and the implications that their behaviour and interactions have for wider systemic behaviour.…

Multiagent Systems · Computer Science 2022-10-14 Nick Malleson , Mark Birkin , Daniel Birks , Jiaqi Ge , Alison Heppenstall , Ed Manley , Josie McCulloch , Patricia Ternes

Agent based modelling is a computational approach that aims to understand the behaviour of complex systems through simplified interactions of programmable objects in computer memory called agents. Agent based models (ABMs) are predominantly…

Multiagent Systems · Computer Science 2022-07-06 Renu Solanki , Monisha Khanna , Shailly Anand , Anita Gulati , Prateek Kumar , Munendra Kumar , Dushyant Kumar

Evaluating recommender systems remains challenging due to the gap between offline metrics and real user behavior, as well as the scarcity of interaction data. Recent work explores large language model (LLM) agents as synthetic users, yet…

Information Retrieval · Computer Science 2026-01-06 Nicolas Bougie , Gian Maria Marconi , Tony Yip , Narimasa Watanabe

We consider the problem of efficiently simulating population protocols. In the population model, we are given a distributed system of $n$ agents modeled as identical finite-state machines. In each time step, a pair of agents is selected…

Data Structures and Algorithms · Computer Science 2020-05-08 Petra Berenbrink , David Hammer , Dominik Kaaser , Ulrich Meyer , Manuel Penschuck , Hung Tran

Recent advances in large language models (LLMs) transform how machine learning (ML) pipelines are developed and evaluated. LLMs enable a new type of workload, agentic pipeline search, in which autonomous or semi-autonomous agents generate,…

Databases · Computer Science 2026-03-06 Arnab Phani , Elias Strauss , Sebastian Schelter

Many engineering systems require accurate simulations of complex physical systems. Yet, analytical solutions are only available for simple problems, necessitating numerical approximations such as the Finite Element Method (FEM). The cost…

Agent based modelling (ABM) is a computational approach to modelling complex systems by specifying the behaviour of autonomous decision-making components or agents in the system and allowing the system dynamics to emerge from their…

Artificial Intelligence · Computer Science 2023-05-22 Leo Ardon , Jared Vann , Deepeka Garg , Tom Spooner , Sumitra Ganesh

Contemporary approaches to agent-based modeling (ABM) of social systems have traditionally emphasized rule-based behaviors, limiting their ability to capture nuanced dynamics by moving beyond predefined rules and leveraging contextual…

Social and Information Networks · Computer Science 2025-09-30 Gaurav Koley

Agent-based modeling (ABM) is a principal approach for studying complex systems. By decomposing a system into simpler, interacting agents, agent-based modeling (ABM) allows researchers to observe the emergence of complex phenomena.…

Multiagent Systems · Computer Science 2025-10-17 Siddharth Chaturvedi , Ahmed El-Gazzar , Marcel van Gerven

Process discovery studies ways to use event data generated by business processes and recorded by IT systems to construct models that describe the processes. Existing discovery algorithms are predominantly concerned with constructing process…

Multiagent Systems · Computer Science 2023-07-24 Andrei Tour , Artem Polyvyanyy , Anna Kalenkova , Arik Senderovich

Recent advances in LLM-based Text-to-SQL have achieved remarkable gains on public benchmarks such as BIRD and Spider. Yet, these systems struggle to scale in realistic enterprise settings with large, complex schemas, diverse SQL dialects,…

Artificial Intelligence · Computer Science 2026-01-23 Asim Biswal , Chuan Lei , Xiao Qin , Aodong Li , Balakrishnan Narayanaswamy , Tim Kraska

Large language model (LLM)-based multi-agent systems enable expressive agent reasoning but are expensive to scale and poorly calibrated for timestep-aligned state-transition simulation, while classical agent-based models (ABMs) offer…

Multiagent Systems · Computer Science 2026-02-10 Kavana Venkatesh , Yinhan He , Jundong Li , Jiaming Cui

Compartmental models (written as $CM$) and agent-based models (written as $AM$) are dominant methods in the field of epidemic simulation. But in the literature there lacks discussion on how to build the \textbf{quantitative relationship}…

Multiagent Systems · Computer Science 2022-09-20 Boyan Xu