- Hamaker, E. L., & Grasman, R. P. P. P. (2014). To center or not to center? Investigating inertia with a multilevel autoregressive model. Frontiers in Psychology, 5, 1492. http://doi.org/10.3389/fpsyg.2014.01492
26 Feb 2016
lm()
or any least squares regression methodFor a single subject: \[ \begin{aligned} \pmb{y}_t &= \pmb{\tau} + \pmb{B} \pmb{y}_{t-1} + \pmb{\varepsilon}_t \\ \pmb{\varepsilon}_t &\sim N\left( \pmb{0}, \pmb{\Theta} \right). \end{aligned} \] \(\pmb{B}\) encodes a directed temporal network and \(\pmb{\Theta}\) and undirected contemporaneous network
With \(\pmb{K} = \pmb{\Sigma}^{-1}\) encoding partial correlations coefficients
Data collected by Date C. Van der Veen, in collaboration with Harriette Riese en Renske Kroeze.
Feeling worthless interacts with feeling helpless
Feeling stressed interacts with feeling the need to do things
Central node: Feeling sad
Cycle of enjoyment, feeling sad, feeling worthless and being active
Having to had to do things leads to letting important things pass