Deliverable Item 2 . 3 A common psycho - physical vocabulary

Linking outcomes from peabody picture vocabulary test forms using item response models.

PURPOSE The present work describes how vocabulary ability as assessed by 3 different forms of the Peabody Picture Vocabulary Test (PPVT; Dunn & Dunn, 1997) can be placed on a common latent metric through item response theory (IRT) modeling, by which valid comparisons of ability between samples or over time can then be made. METHOD Responses from 2,625 cases in a longitudinal study of 697 pers...

Deliverable Item 4 . 3 Results of behavioral experiments with infants

Short Description: This deliverable contains a full account of the developmental psychology experiments carried out during Adapt. This is also the final report of workpackage 4.

ViSiCAST Deliverable D 1 - 2 : Advanced Sign Transmission

The deliverable gives a focus on how to transport different formats of ViSiCAST data via the broadcast channels. Furthermore the deliverable will describe different implementations of the Multimedia Home Platform MHP and the implications for ViSiCAST. Some results gained in subjective tests are given in a thesis related to workpackage 1. At the end of the deliverable some impressions of the boo...

Deliverable Item 1 . 2 Dissemination and Use Plan

Controlling item difficulty for automatic vocabulary question generation

The present study investigates the best factor for controlling the item difficulty of multiple-choice English vocabulary questions generated by an automatic question generation system. Three factors are considered for controlling item difficulty: (1) reading passage difficulty, (2) semantic similarity between the correct answer and distractors, and (3) the distractor word difficulty level. An e...