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Neural network based approaches for sentence relation modeling automatically generate hidden matching features from raw sentence pairs. However, the quality of matching feature representation may not be satisfied due to complex semantic…

Computation and Language · Computer Science 2016-04-01 Peng Li , Heng Huang

Recognition of handwritten words continues to be an important problem in document analysis and recognition. Existing approaches extract hand-engineered features from word images--which can perform poorly with new data sets. Recently, deep…

Computer Vision and Pattern Recognition · Computer Science 2016-12-06 Gang Chen , Yawei Li , Sargur N. Srihari

Extracting multiple relations from text sentences is still a challenge for current Open Relation Extraction (Open RE) tasks. In this paper, we develop several Open RE models based on the bidirectional LSTM-CRF (BiLSTM-CRF) neural network…

Computation and Language · Computer Science 2024-07-10 Tao Ni , Qing Wang , Gabriela Ferraro

It has been widely accepted that Long Short-Term Memory (LSTM) network, coupled with attention mechanism and memory module, is useful for aspect-level sentiment classification. However, existing approaches largely rely on the modelling of…

Computation and Language · Computer Science 2019-09-24 Chen Zhang , Qiuchi Li , Dawei Song

This paper describes our deep learning-based approach to multilingual aspect-based sentiment analysis as part of SemEval 2016 Task 5. We use a convolutional neural network (CNN) for both aspect extraction and aspect-based sentiment…

Computation and Language · Computer Science 2016-09-23 Sebastian Ruder , Parsa Ghaffari , John G. Breslin

Reading comprehension, a fundamental cognitive ability essential for knowledge acquisition, is a complex skill, with a notable number of learners lacking proficiency in this domain. This study introduces innovative tasks for Brain-Computer…

Human-Computer Interaction · Computer Science 2024-01-30 Yuhong Zhang , Shilai Yang , Gert Cauwenberghs , Tzyy-Ping Jung

Despite the success of deep learning on many fronts especially image and speech, its application in text classification often is still not as good as a simple linear SVM on n-gram TF-IDF representation especially for smaller datasets. Deep…

Computation and Language · Computer Science 2017-05-31 Zhenzhou Wu , Xin Zheng , Daniel Dahlmeier

Generic sentence embeddings provide a coarse-grained approximation of semantic textual similarity but ignore specific aspects that make texts similar. Conversely, aspect-based sentence embeddings provide similarities between texts based on…

Computation and Language · Computer Science 2023-09-26 Tim Schopf , Emanuel Gerber , Malte Ostendorff , Florian Matthes

Text classification is one of the most frequent tasks for processing textual data, facilitating among others research from large-scale datasets. Embeddings of different kinds have recently become the de facto standard as features used for…

Computation and Language · Computer Science 2020-09-03 Arkaitz Zubiaga

Contextual word representations derived from pre-trained bidirectional language models (biLMs) have recently been shown to provide significant improvements to the state of the art for a wide range of NLP tasks. However, many questions…

Computation and Language · Computer Science 2018-10-01 Matthew E. Peters , Mark Neumann , Luke Zettlemoyer , Wen-tau Yih

Word spotting has become a field of strong research interest in document image analysis over the last years. Recently, AttributeSVMs were proposed which predict a binary attribute representation. At their time, this influential method…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Sebastian Sudholt , Gernot Fink

We propose a novel scheme for improving the word recognition accuracy using word image embeddings. We use a trained text recognizer, which can predict multiple text hypothesis for a given word image. Our fusion scheme improves the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Siddhant Bansal , Praveen Krishnan , C. V. Jawahar

Most state-of-the-art approaches for named-entity recognition (NER) use semi supervised information in the form of word clusters and lexicons. Recently neural network-based language models have been explored, as they as a byproduct generate…

Computation and Language · Computer Science 2014-04-23 Alexandre Passos , Vineet Kumar , Andrew McCallum

Aspect phrase grouping is an important task in aspect-level sentiment analysis. It is a challenging problem due to polysemy and context dependency. We propose an Attention-based Deep Distance Metric Learning (ADDML) method, by considering…

Computation and Language · Computer Science 2016-11-01 Shufeng Xiong , Yue Zhang , Donghong Ji , Yinxia Lou

We present a Character-Word Long Short-Term Memory Language Model which both reduces the perplexity with respect to a baseline word-level language model and reduces the number of parameters of the model. Character information can reveal…

Computation and Language · Computer Science 2017-04-11 Lyan Verwimp , Joris Pelemans , Hugo Van hamme , Patrick Wambacq

In this paper, we develop a low than character feature embedding called radical embedding, and apply it on LSTM model for sentence segmentation of pre modern Chinese texts. The datasets includes over 150 classical Chinese books from 3…

Computation and Language · Computer Science 2020-02-20 Xu Han , Hongsu Wang , Sanqian Zhang , Qunchao Fu , Jun S. Liu

Speech recognition has become an important task in the development of machine learning and artificial intelligence. In this study, we explore the important task of keyword spotting using speech recognition machine learning and deep learning…

Sound · Computer Science 2023-12-12 Sumedha Rai , Tong Li , Bella Lyu

We propose an 'end-to-end' character-based recurrent neural network that extracts disease named entities from a Japanese medical text and simultaneously judges its modality as either positive or negative; i.e., the mentioned disease or…

Computation and Language · Computer Science 2018-06-12 Ken Yano

Distributed word representations are very useful for capturing semantic information and have been successfully applied in a variety of NLP tasks, especially on English. In this work, we innovatively develop two component-enhanced Chinese…

Computation and Language · Computer Science 2015-08-28 Yanran Li , Wenjie Li , Fei Sun , Sujian Li

Aspect Sentiment Triplet Extraction (ASTE) is the task of extracting triplets of aspect terms, their associated sentiments, and the opinion terms that provide evidence for the expressed sentiments. Previous approaches to ASTE usually…

Computation and Language · Computer Science 2021-08-16 Samson Yu Bai Jian , Tapas Nayak , Navonil Majumder , Soujanya Poria