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Metadata of scientific articles such as title, abstract, keywords or index terms, body text, conclusion, reference and others play a decisive role in collecting, managing and storing academic data in scientific databases, academic journals…

Information Retrieval · Computer Science 2018-07-25 Jahongir Azimjonov , Jumabek Alikhanov

The project, under industrial funding, presented in this publication aims at the semantic analysis of a normative document describing requirements applicable to electrical appliances. The objective of the project is to build a semantic…

Information Retrieval · Computer Science 2021-12-28 Helene de Ribaupierre , Anne-Francoise Cutting-Decelle , Nathalie Baumier , Serge Blumental

Comparative text mining extends from genre analysis and political bias detection to the revelation of cultural and geographic differences, through to the search for prior art across patents and scientific papers. These applications use…

Information Retrieval · Computer Science 2019-11-27 Julian Risch , Ralf Krestel

In the majority of the existing Visual Question Answering (VQA) research, the answers consist of short, often single words, as per instructions given to the annotators during dataset construction. This study envisions a VQA task for natural…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Kohei Uehara , Tatsuya Harada

Topic modelling is a popular unsupervised method for identifying the underlying themes in document collections that has many applications in information retrieval. A topic is usually represented by a list of terms ranked by their…

Information Retrieval · Computer Science 2020-06-02 Areej Alokaili , Nikolaos Aletras , Mark Stevenson

(Part of the abstract) In this thesis, we investigate the use of unsupervised spoken term discovery in tackling this problem. Unsupervised spoken term discovery aims to discover topic-related terminologies in a speech without knowing the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-01 Man-Ling Sung

We present an unsupervised word segmentation model, in which the learning objective is to maximize the generation probability of a sentence given its all possible segmentation. Such generation probability can be factorized into the…

Computation and Language · Computer Science 2021-03-03 Lihao Wang , Zongyi Li , Xiaoqing Zheng

We present DefExt, an easy to use semi supervised Definition Extraction Tool. DefExt is designed to extract from a target corpus those textual fragments where a term is explicitly mentioned together with its core features, i.e. its…

Computation and Language · Computer Science 2016-06-09 Luis Espinosa-Anke , Roberto Carlini , Horacio Saggion , Francesco Ronzano

Prompt-based fine-tuning has become an essential method for eliciting information encoded in pre-trained language models for a variety of tasks, including text classification. For multi-class classification tasks, prompt-based fine-tuning…

Computation and Language · Computer Science 2024-10-04 Zhiwen You , Kanyao Han , Haotian Zhu , Bertram Ludäscher , Jana Diesner

Extracting entities and relations for types of interest from text is important for understanding massive text corpora. Traditionally, systems of entity relation extraction have relied on human-annotated corpora for training and adopted an…

Computation and Language · Computer Science 2017-06-06 Xiang Ren , Zeqiu Wu , Wenqi He , Meng Qu , Clare R. Voss , Heng Ji , Tarek F. Abdelzaher , Jiawei Han

In probabilistic approaches to classification and information extraction, one typically builds a statistical model of words under the assumption that future data will exhibit the same regularities as the training data. In many data sets,…

Machine Learning · Computer Science 2013-01-07 David Blei , J Andrew Bagnell , Andrew McCallum

One of the first steps in many text-based social science studies is to retrieve documents that are relevant for the analysis from large corpora of otherwise irrelevant documents. The conventional approach in social science to address this…

Information Retrieval · Computer Science 2022-05-04 Sandra Wankmüller

Automatic extraction of clinical concepts is an essential step for turning the unstructured data within a clinical note into structured and actionable information. In this work, we propose a clinical concept extraction model for automatic…

Computation and Language · Computer Science 2018-11-28 Henghui Zhu , Ioannis Ch. Paschalidis , Amir Tahmasebi

Agriculture is a key component in any country's development. Domain-specific knowledge resources serve to gain insight into the domain. Existing knowledge resources such as AGROVOC and NAL Thesaurus are developed and maintained by the…

Information Retrieval · Computer Science 2020-09-25 Niladri Chatterjee , Neha Kaushik

Aspect term extraction is a fundamental task in fine-grained sentiment analysis, which aims at detecting customer's opinion targets from reviews on product or service. The traditional supervised models can achieve promising results with…

Computation and Language · Computer Science 2023-03-03 Jingli Shi , Weihua Li , Quan Bai , Yi Yang , Jianhua Jiang

In this article is analyzed technology of automatic text abstracting and annotation. The role of annotation in automatic search and classification for different scientific articles is described. The algorithm of summarization of natural…

Computation and Language · Computer Science 2019-05-08 Nataliya Shakhovska , Taras Cherna

We present a novel incremental learning approach for unsupervised word segmentation that combines features from probabilistic modeling and model selection. This includes super-additive penalties for addressing the cognitive burden imposed…

Computation and Language · Computer Science 2016-09-26 Ruey-Cheng Chen

In this paper, we proposed a deep learning-based end-to-end method on the domain specified automatic term extraction (ATE), it considers possible term spans within a fixed length in the sentence and predicts them whether they can be…

Computation and Language · Computer Science 2019-09-10 Yuze Gao , Yu Yuan

We present a simple but effective method for aspect identification in sentiment analysis. Our unsupervised method only requires word embeddings and a POS tagger, and is therefore straightforward to apply to new domains and languages. We…

Computation and Language · Computer Science 2020-04-29 Stéphan Tulkens , Andreas van Cranenburgh

We present a deep generative model for unsupervised text style transfer that unifies previously proposed non-generative techniques. Our probabilistic approach models non-parallel data from two domains as a partially observed parallel…

Computation and Language · Computer Science 2020-05-01 Junxian He , Xinyi Wang , Graham Neubig , Taylor Berg-Kirkpatrick