Figure 8 - uploaded by Haoran Zhang
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Analysis of senator roll call data: Visualization of senator points, where senators are classified by their party membership. Specifically, The Democrats, Republicans and an independent politician are indicated by blue, red, and green, respectively.
Source publication
Multidimensional unfolding methods are widely used for visualizing item response data. Such methods project respondents and items simultaneously onto a low-dimensional Euclidian space, in which respondents and items are represented by ideal points, with person-person, item-item, and person-item similarities being captured by the Euclidian distances...
Contexts in source publication
Context 1
... first interpret the senators. In Figure 8, all the senator points are visualized with their party membership indicated by different point types. In Table 7, we rank the senators based on their value ofˆθofˆ ofˆθ i1 , which is presented along the x-axis. ...
Context 3
... first interpret the senators. In Figure 8, all the senator points are visualized with their party membership indicated by different point types. In Table 7, we rank the senators based on their value ofˆθofˆ ofˆθ i1 , which is presented along the x-axis. ...
