Keyphrase extraction (KPE) automatically extracts phrases in a document that provide a
concise summary of the core content, which benefits downstream information retrieval and …

Text is one of the most common unstructured data, and usually, the most primary task in text
mining is to transfer the text into a structured representation. However, the existing text …

In community question answering, many questions have no topic labeling or the topic
labeling is very diverse, which has become the biggest obstacle to building the bridge …

Abstract Community Question Answering (CQA) has become an indispensable way for
modern people to share and acquire knowledge. It allows users to ask questions, which will …

Students require continuous feedback for effective learning. Multiple choice questions
(MCQs) are extensively used among various assessment methods to provide such …

Abstract Community Question Answering (CQA) allows users to ask or answer questions in
a social way, so it is becoming the primary means for people acquiring knowledge …

The community question-answering system has gradually replaced the search engine as the
primary way for people to acquire and share knowledge. Users' interactive behavior …

Abstract To tackle Named Entity Recognition (NER) tasks, supervised methods need to
obtain sufficient cleanly annotated data, which is labor and time consuming. On the contrary …

Phrases represent independent semantics in natural language but usually have
indeterminate lengths and different combinations. So, extracting meaningful phrases from …

Enhancing learning effectiveness requires one to define suitable learning outcomes and
align assessment constructs with these outcomes. We present a quad-faceted feature-based …