This article extends Optimality Theoretic studies to the research on second language tone phonology. Specifically, this work analyses the acquisition of identical tone sequences in Mandarin Chinese by adult speakers of three non-tonal languages: English, Japanese and Korean. This study finds that the learners prefer not to use identical lexical…

The 12th iteration of the International Conference on Educational Data Mining (EDM 2019) is organized under the auspices of the International Educational Data Mining Society in Montreal, Canada. The theme of this year's conference is EDM in Open-Ended Domains. As EDM has matured it has increasingly been applied to open-ended and ill-defined tasks…

Papers in this volume include the following: "The Structural Sources of Verb Meaning" (Lila R. Gleitman); "Acquisition of Noun Incorporation in Inuktitut" (Shanley Allen, Martha Crago); "Why Do Children Omit Subjects?" (Paul Bloom); "Acquiring Language in a Creole Setting: Theoretical and Methodological…