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Charles K. Assaad

7 accepted papers

2025

Identifying Macro Conditional Independencies and Macro Total Effects in Summary Causal Graphs with Latent Confounding

AAAI 2025technical

Understanding causal relations in dynamic systems is essential in epidemiology. While causal inference methods have been extensively studied, they often rely on fully specified causal graphs, which may not always be available in complex dynamic systems. Partially specified causal graphs, and in part…

Cited by 2SourcePDFScholar
2024

Identifiability of total effects from abstractions of time series causal graphs

UAI 2024poster

We study the problem of identifiability of the total effect of an intervention from observational time series only given an abstraction of the causal graph of the system. Specifically, we consider two types of abstractions: the extended summary causal graph which conflates all lagged causal relation…

Cited by 6SourcePDFScholar
2023

Root Cause Identification for Collective Anomalies in Time Series given an Acyclic Summary Causal Graph with Loops

AISTATS 2023poster

This paper presents an approach for identifying the root causes of collective anomalies given observational time series and an acyclic summary causal graph which depicts an abstraction of causal relations present in a dynamic system at its normal regime. The paper first shows how the problem of root…

2023

Survey and Evaluation of Causal Discovery Methods for Time Series (Extended Abstract)

IJCAI 2023poster

We introduce in this survey the major concepts, models, and algorithms proposed so far to infer causal relations from observational time series, a task usually referred to as causal discovery in time series. To do so, after a description of the underlying concepts and modelling assumptions, we prese…

Cited by 0SourcePDFScholar