activity
20142026
most citedLanguage Model Crossover: Variation through Few-Shot Prompting

63 citations · 164 across the 23 of their papers we have counts for

collaborators

23 papers

cs.AI2026

Beyond the Best Guess: Improving LLM Solution Coverage with Evolution Strategies

Conor F. Hayes, Elliot Meyerson, Kajetan Schweighofer +4

Large Language Models (LLMs) are increasingly deployed in discovery domains such as math and science. The usual approach is to present the problem to the model and use its answer a…

cs.IR2026

Caesar: Deep Agentic Web Exploration for Creative Answer Synthesis

Jason Liang, Elliot Meyerson, Risto Miikkulainen

To advance from passive retrieval to creative discovery of new ideas, autonomous agents must be capable of deep, associative synthesis. However, current agentic frameworks prioriti…

cs.NE2026

Fine-Tuning Language Models to Know What They Know

Sangjun Park, Elliot Meyerson, Xin Qiu +1

Evaluating true metacognition in Large Language Models (LLMs) is difficult due to biases and heuristics. This paper presents a framework to measure and enhance LLM metacognition wh…

cs.AI2025

Solving a Million-Step LLM Task with Zero Errors

Elliot Meyerson, Giuseppe Paolo, Roberto Dailey +6

LLMs have achieved remarkable breakthroughs in reasoning, insights, and tool use, but chaining these abilities into extended processes at the scale of those routinely executed by h…

cs.LG2025

Evolution Strategies at Scale: LLM Fine-Tuning Beyond Reinforcement Learning

Xin Qiu, Yulu Gan, Conor F. Hayes +6

Fine-tuning large language models (LLMs) for downstream tasks is an essential stage of modern AI deployment. Reinforcement learning (RL) has emerged as the dominant fine-tuning par…

cs.CL2025

Position: Scaling LLM Agents Requires Asymptotic Analysis with LLM Primitives

Elliot Meyerson, Xin Qiu

Decomposing hard problems into subproblems often makes them easier and more efficient to solve. With large language models (LLMs) crossing critical reliability thresholds for a gro…

cs.AI2024

Unlocking the Potential of Global Human Expertise

Elliot Meyerson, Olivier Francon, Darren Sargent +2

Solving societal problems on a global scale requires the collection and processing of ideas and methods from diverse sets of international experts. As the number and diversity of h…

cs.NE2023

Discovering Effective Policies for Land-Use Planning with Neuroevolution

Daniel Young, Olivier Francon, Elliot Meyerson +5

How areas of land are allocated for different uses, such as forests, urban areas, and agriculture, has a large effect on the terrestrial carbon balance, and therefore climate chang…

cs.NE2023★ 63 cited

Language Model Crossover: Variation through Few-Shot Prompting

Elliot Meyerson, Mark J. Nelson, Herbie Bradley +4

This paper pursues the insight that language models naturally enable an intelligent variation operator similar in spirit to evolutionary crossover. In particular, language models o…

cs.NE2022★ 4 cited

Simple Genetic Operators are Universal Approximators of Probability Distributions (and other Advantages of Expressive Encodings)

Elliot Meyerson, Xin Qiu, Risto Miikkulainen

This paper characterizes the inherent power of evolutionary algorithms. This power depends on the computational properties of the genetic encoding. With some encodings, two parents…

cs.NE2020★ 2 cited

The Traveling Observer Model: Multi-task Learning Through Spatial Variable Embeddings

Elliot Meyerson, Risto Miikkulainen

This paper frames a general prediction system as an observer traveling around a continuous space, measuring values at some locations, and predicting them at others. The observer is…

cs.NE2020

From Prediction to Prescription: Evolutionary Optimization of Non-Pharmaceutical Interventions in the COVID-19 Pandemic

Risto Miikkulainen, Olivier Francon, Elliot Meyerson +3

Several models have been developed to predict how the COVID-19 pandemic spreads, and how it could be contained with non-pharmaceutical interventions (NPIs) such as social distancin…

cs.NE2020

Effective Reinforcement Learning through Evolutionary Surrogate-Assisted Prescription

Olivier Francon, Santiago Gonzalez, Babak Hodjat +4

There is now significant historical data available on decision making in organizations, consisting of the decision problem, what decisions were made, and how desirable the outcomes…

cs.LG2019★ 12 cited

Quantifying Point-Prediction Uncertainty in Neural Networks via Residual Estimation with an I/O Kernel

Xin Qiu, Elliot Meyerson, Risto Miikkulainen

Neural Networks (NNs) have been extensively used for a wide spectrum of real-world regression tasks, where the goal is to predict a numerical outcome such as revenue, effectiveness…

cs.LG2019★ 4 cited

Modular Universal Reparameterization: Deep Multi-task Learning Across Diverse Domains

Elliot Meyerson, Risto Miikkulainen

As deep learning applications continue to become more diverse, an interesting question arises: Can general problem solving arise from jointly learning several such diverse tasks? T…

cs.NE2019★ 10 cited

Evolutionary Neural AutoML for Deep Learning

Jason Liang, Elliot Meyerson, Babak Hodjat +3

Deep neural networks (DNNs) have produced state-of-the-art results in many benchmarks and problem domains. However, the success of DNNs depends on the proper configuration of its a…

cs.NE2018★ 8 cited

Evolutionary Architecture Search For Deep Multitask Networks

Jason Liang, Elliot Meyerson, Risto Miikkulainen

Multitask learning, i.e. learning several tasks at once with the same neural network, can improve performance in each of the tasks. Designing deep neural network architectures for…

cs.LG2018★ 27 cited

Pseudo-task Augmentation: From Deep Multitask Learning to Intratask Sharing---and Back

Elliot Meyerson, Risto Miikkulainen

Deep multitask learning boosts performance by sharing learned structure across related tasks. This paper adapts ideas from deep multitask learning to the setting where only a singl…

cs.LG2017★ 20 cited

Beyond Shared Hierarchies: Deep Multitask Learning through Soft Layer Ordering

Elliot Meyerson, Risto Miikkulainen

Existing deep multitask learning (MTL) approaches align layers shared between tasks in a parallel ordering. Such an organization significantly constricts the types of shared struct…

cs.NE2017

Discovering Evolutionary Stepping Stones through Behavior Domination

Elliot Meyerson, Risto Miikkulainen

Behavior domination is proposed as a tool for understanding and harnessing the power of evolutionary systems to discover and exploit useful stepping stones. Novelty search has show…

cs.NE2017★ 7 cited

Evolving Deep Neural Networks

Risto Miikkulainen, Jason Liang, Elliot Meyerson +8

The success of deep learning depends on finding an architecture to fit the task. As deep learning has scaled up to more challenging tasks, the architectures have become difficult t…

cs.NE2015★ 3 cited

Reuse of Neural Modules for General Video Game Playing

Alexander Braylan, Mark Hollenbeck, Elliot Meyerson +1

A general approach to knowledge transfer is introduced in which an agent controlled by a neural network adapts how it reuses existing networks as it learns in a new domain. Network…

cs.CC2014★ 4 cited

DMVP: Foremost Waypoint Coverage of Time-Varying Graphs

Eric Aaron, Danny Krizanc, Elliot Meyerson

We consider the Dynamic Map Visitation Problem (DMVP), in which a team of agents must visit a collection of critical locations as quickly as possible, in an environment that may ch…