JSSM · 2020
Demonstrates how adaptive testing methods can dramatically reduce the number of survey questions needed to measure personality traits without sacrificing measurement accuracy. The …
UAI · 2020
Proposes GPIRT, a Gaussian process extension of item response theory that relaxes parametric assumptions about how respondents relate to latent traits. The model provides more …
R package implementing computerized adaptive testing (CAT) for survey research. Dynamically selects the most informative questions for each respondent using item response theory, …
APR · 2016
Investigates the stability of individual policy preferences and ideological constraint over time. The findings challenge assumptions about mass ideological consistency, showing …
PA · 2015
Develops a statistically principled approach to detecting electoral fraud using forensic analysis of vote return distributions. By incorporating prior knowledge about legitimate …
PA · 2014
Examines why roll-call scaling models find low dimensionality in legislative voting. The authors argue that partisan polarization, rather than genuine ideological constraint, …
PA · 2013
Introduces computerized adaptive testing (CAT) methods to public opinion surveys, allowing researchers to measure latent attitudes more efficiently. By tailoring question selection …
IJPOR · 2008
Investigates nonresponse bias in surveys of political elites across multiple dimensions of political activity. The study provides methodological guidance for researchers concerned …