Lucius Bynum

dblp:279/2928 · also Lucius E. J. Bynum · DBLP profile ↗
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6ranked-venue papers
4as first author
5since 2021 · last 2025
0000-0002-9247-2595ORCID · verified

Domains — the database's venue-derived domains; a paper can count in several

Artificial intelligence and machine learning · 5 · 3 first-author · 5 since 2021Graphics, computer vision, multimedia, augmented reality and games · 3 · 2 first-author · 3 since 2021Applied, interdisciplinary, general and emerging computing · 1 · 1 first-author

Expertise — from the expertise taxonomy: the topics of the expert's papers under the CCF categories. A weight counts papers with recency: 1 for a paper about the topic, 0.3 when the topic is its context, halved every five years.

Artificial intelligence
5 papers
Probabilistic and Bayesian machine learning · 41% Trustworthy machine learning · 40% Knowledge representation and reasoning · 19%
Interdisciplinary, comprehensive, and emerging computing
1 paper
Computing education · 100%

Topics — the 10 heaviest of 10, each with the papers that count most for it

TopicWeightPapersLastEvidence papers
Machine learning › Probabilistic and Bayesian machine learning
causal inference
1.122025
Language Models as Causal Effect Generators · EMNLP 2025
Counterfactuals for the Future · AAAI 2023
Machine learning › Trustworthy machine learning
fairness
1.022025
A New Paradigm for Counterfactual Reasoning in Fairness and Recourse · IJCAI 2024
Language Models as Causal Effect Generators · EMNLP 2025
Machine learning › Trustworthy machine learning
interpretability
1.022024
Causal Dependence Plots · NeurIPS 2024
A New Paradigm for Counterfactual Reasoning in Fairness and Recourse · IJCAI 2024
Machine learning › Probabilistic and Bayesian machine learning › causal inference › causal model
structural causal model
0.912025
Language Models as Causal Effect Generators · EMNLP 2025
Machine learning › Probabilistic and Bayesian machine learning › causal inference › causal effect estimation
treatment effect estimation
0.912025
Language Models as Causal Effect Generators · EMNLP 2025
Computing education
AI education
0.912025
We Are AI: Taking Control of Technology · AAAI 2025
Computing education › AI education
responsible AI education
0.912025
We Are AI: Taking Control of Technology · AAAI 2025
Machine learning › Trustworthy machine learning › interpretability › post-hoc explanation › model-agnostic explanation
partial dependence plot
0.812024
Causal Dependence Plots · NeurIPS 2024
Knowledge, reasoning and agents › Knowledge representation and reasoning
causal reasoning
0.712023
Counterfactuals for the Future · AAAI 2023
Knowledge, reasoning and agents › Knowledge representation and reasoning › causal reasoning
counterfactual reasoning
0.712023
Counterfactuals for the Future · AAAI 2023

Methods — techniques the papers use, named apart from their topics

sequence-driven structural causal models · 0.9counterfactual sampling · 0.9sensitivity analysis · 0.8counterfactual reasoning · 0.8causal inference · 0.8
YearPublicationVenuePosition
2025 We Are AI: Taking Control of Technology
abstract
Responsible AI (RAI) is the science and practice of ensuring the design, development, use, and oversight of AI are socially sustainable---benefiting diverse stakeholders while controlling the risks. Achieving this goal requires active engagement and participation from the broader public. This paper introduces "We are AI: Taking Control of Technology," a public education course that brings the topics of AI and RAI to the general audience in a peer-learning setting. We outline the goals behind the course's development, discuss the multi-year iterative process that shaped its creation, and summarize its content. We also discuss two offerings of "We are AI" to an active and engaged group of librarians and professional staff at New York University, highlighting successes and areas for improvement. The course materials, including a multilingual comic book series by the same name, are publicly available and can be used independently. By sharing our experience in creating and teaching "We are AI", we aim to introduce these resources to the community of AI educators, researchers, and practitioners, supporting their public education efforts.
Julia Stoyanovich, Armanda Lewis, Eric Corbett, Lucius Bynum, Lucas Rosenblatt, Falaah Arif Khan
AAAI4
2025 Language Models as Causal Effect Generators
abstract
In this work, we present sequence-driven structural causal models (SD-SCMs), a framework for specifying causal models with user-defined structure and language-model-defined mechanisms.We characterize how an SD-SCM enables sampling from observational, interventional, and counterfactual distributions according to the desired causal structure.We then leverage this procedure to propose a new type of benchmark for causal inference methods, generating individual-level counterfactual data to test treatment effect estimation.We create an example benchmark consisting of thousands of datasets, and test a suite of popular estimation methods for average, conditional average, and individual treatment effect estimation.We find under this benchmark that (1) causal methods outperform non-causal methods and that (2) even state-of-the-art methods struggle with individualized effect estimation, suggesting this benchmark captures some inherent difficulties in causal estimation.Apart from generating data, this same technique can underpin the auditing of language models for (un)desirable causal effects, such as misinformation or discrimination.We believe SD-SCMs can serve as a useful tool in any application that would benefit from sequential data with controllable causal structure.
Lucius Bynum, Kyunghyun Cho
EMNLP1
2024 A New Paradigm for Counterfactual Reasoning in Fairness and Recourse
Lucius Bynum, Joshua R. Loftus, Julia Stoyanovich
IJCAI1
2024 Causal Dependence Plots
abstract
To use artificial intelligence and machine learning models wisely we must understand how they interact with the world, including how they depend causally on data inputs. In this work we develop Causal Dependence Plots (CDPs) to visualize how a model's predicted outcome depends on changes in a given predictor *along with consequent causal changes in other predictor variables*. Crucially, this differs from standard methods based on independence or holding other predictors constant, such as regression coefficients or Partial Dependence Plots (PDPs). Our explanatory framework generalizes PDPs, including them as a special case, as well as a variety of other interpretive plots that show, for example, the total, direct, and indirect effects of causal mediation. We demonstrate with simulations and real data experiments how CDPs can be combined in a modular way with methods for causal learning or sensitivity analysis. Since people often think causally about input-output dependence, CDPs can be powerful tools in the xAI or interpretable machine learning toolkit and contribute to applications like scientific machine learning and algorithmic fairness.
Joshua R. Loftus, Lucius Bynum, Sakina Hansen
NeurIPS2
2023 Counterfactuals for the Future
abstract
Counterfactuals are often described as 'retrospective,' focusing on hypothetical alternatives to a realized past. This description relates to an often implicit assumption about the structure and stability of exogenous variables in the system being modeled --- an assumption that is reasonable in many settings where counterfactuals are used. In this work, we consider cases where we might reasonably make a different assumption about exogenous variables; namely, that the exogenous noise terms of each unit do exhibit some unit-specific structure and/or stability. This leads us to a different use of counterfactuals --- a forward-looking rather than retrospective counterfactual. We introduce "counterfactual treatment choice," a type of treatment choice problem that motivates using forward-looking counterfactuals. We then explore how mismatches between interventional versus forward-looking counterfactual approaches to treatment choice, consistent with different assumptions about exogenous noise, can lead to counterintuitive results.
Lucius Bynum, Joshua R. Loftus, Julia Stoyanovich
AAAI1
2020 Rotational Equivariance for Object Classification Using xView
abstract
With the recent addition of large, curated and labeled data sets to the remote sensing discipline, deep learning models have largely surpassed the performance of classical techniques. These deep models, typically Convolutional Neural Networks, are invariant to translation through the use of successive convolution layers which are themselves equivariant to translation. Further, the combination of multiple convolution and pooling layers means that in practice, the model is also approximately invariant to translation. However, until recently these models could only approach rotational invariance through data augmentation. Here we propose using a new model formulation which achieves rotational equaivariance without data augmentation for overhead imagery classification. We utilize the popular xView data set to compare the rotational equivariance formalization against a regular CNN and CNN with rotational data augmentation for the task of image classification.
Lucius Bynum, Timothy Doster, Tegan Emerson, Henry Kvinge
IGARSS1