This research report provides an overview of the R&D efforts at Educational Testing Service
related to its capability for automated scoring of nonnative spontaneous speech with the …

Expanding paradigms of language learning and testing prompt the need for developing
objective methods of assessing language proficiency from spontaneous speech. In this …

This study presents a method that assesses ESL learners' vocabulary usage to improve an
automated scoring system of spontaneous speech responses by non-native English …

This chapter discusses components of speech delivery as conceptualized in second
language (L2) acquisition research and in the field of language testing and assessment, and …

We investigated features reflecting utterance structure and disfluency profile to improve the
automated scoring of spontaneous speech responses by non-native speakers of English …

We propose an automated scoring method of fluency that is compatible with second
language dialogic responses. Human judgements of L2 oral fluency in dialogue tasks has …

Abstract Machine learning (ML) techniques allow for automatically annotating various
temporal speech features, particularly by the cascade connection of ML-based modules …

This study presents a novel method that measures English language learners' syntactic
competence towards improving automated speech scoring systems. In contrast to most …

In this thesis, we investigate automated assessment (AA) systems of free text that
automatically analyse and score the quality of writing of learners of English as a second (or …

Systems and methods are provided for scoring a speech sample. Automatic speech
recognition is performed on the speech sample using an automatic speech recognition sys …