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Ryne Estabrook

Researcher at Northwestern University

Publications -  68
Citations -  3291

Ryne Estabrook is an academic researcher from Northwestern University. The author has contributed to research in topics: OpenMx & Medicine. The author has an hindex of 19, co-authored 60 publications receiving 2570 citations. Previous affiliations of Ryne Estabrook include University of Illinois at Chicago & Virginia Commonwealth University.

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OpenMx: An Open Source Extended Structural Equation Modeling Framework

TL;DR: The OpenMx data structures are introduced—these novel structures define the user interface framework and provide new opportunities for model specification and a discussion of directions for future development.
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OpenMx 2.0: Extended Structural Equation and Statistical Modeling

TL;DR: Ease-of-use improvements include helper functions to standardize model parameters and compute their Jacobian-based standard errors, access to model components through standard R $ mechanisms, and improved tab completion from within the R Graphical User Interface.
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Identification of Confirmatory Factor Analysis Models of Different Levels of Invariance for Ordered Categorical Outcomes

TL;DR: By analyzing the transformation that leaves the model-implied probabilities of response patterns unchanged, this article gives identification conditions for models with invariance of different types of parameters without referring to a specific parametrization of the baseline model.
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Clinical Implications of a Dimensional Approach: The Normal:Abnormal Spectrum of Early Irritability.

TL;DR: In this article, the authors examined longitudinal, dimensional patterns of irritability and their clinical import in early childhood and found that even mildly elevated Temper Loss scale scores showed substantially increased risk of symptoms and disorders.