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In this paper, we introduce a variation of the skip-gram model which jointly learns distributed word vector representations and their way of composing to form phrase embeddings. In particular, we propose a learning procedure that…

Computation and Language · Computer Science 2016-07-22 Xiaochang Peng , Daniel Gildea

Although contextualized embeddings generated from large-scale pre-trained models perform well in many tasks, traditional static embeddings (e.g., Skip-gram, Word2Vec) still play an important role in low-resource and lightweight settings due…

Computation and Language · Computer Science 2023-03-24 Jiangbin Zheng , Yile Wang , Ge Wang , Jun Xia , Yufei Huang , Guojiang Zhao , Yue Zhang , Stan Z. Li

We introduce Sentence-level Language Modeling, a new pre-training objective for learning a discourse language representation in a fully self-supervised manner. Recent pre-training methods in NLP focus on learning either bottom or top-level…

Computation and Language · Computer Science 2020-11-02 Haejun Lee , Drew A. Hudson , Kangwook Lee , Christopher D. Manning

Pre-trained word vectors are ubiquitous in Natural Language Processing applications. In this paper, we show how training word embeddings jointly with bigram and even trigram embeddings, results in improved unigram embeddings. We claim that…

Computation and Language · Computer Science 2019-04-11 Prakhar Gupta , Matteo Pagliardini , Martin Jaggi

The skip-thought model has been proven to be effective at learning sentence representations and capturing sentence semantics. In this paper, we propose a suite of techniques to trim and improve it. First, we validate a hypothesis that,…

Computation and Language · Computer Science 2017-06-13 Shuai Tang , Hailin Jin , Chen Fang , Zhaowen Wang , Virginia R. de Sa

We propose a segmental neural language model that combines the generalization power of neural networks with the ability to discover word-like units that are latent in unsegmented character sequences. In contrast to previous segmentation…

Computation and Language · Computer Science 2019-06-19 Kazuya Kawakami , Chris Dyer , Phil Blunsom

Text word embeddings that encode distributional semantics work by modeling contextual similarities of frequently occurring words. Acoustic word embeddings, on the other hand, typically encode low-level phonetic similarities. Semantic…

Computation and Language · Computer Science 2024-07-03 Mohammad Amaan Sayeed , Hanan Aldarmaki

Referring image segmentation aims to predict the foreground mask of the object referred by a natural language sentence. Multimodal context of the sentence is crucial to distinguish the referent from the background. Existing methods either…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Tianrui Hui , Si Liu , Shaofei Huang , Guanbin Li , Sansi Yu , Faxi Zhang , Jizhong Han

The neural architectures of language models are becoming increasingly complex, especially that of Transformers, based on the attention mechanism. Although their application to numerous natural language processing tasks has proven to be very…

Computation and Language · Computer Science 2023-12-04 Pablo Gamallo

Scene graph generation (SGG) endeavors to predict visual relationships between pairs of objects within an image. Prevailing SGG methods traditionally assume a one-off learning process for SGG. This conventional paradigm may necessitate…

Computer Vision and Pattern Recognition · Computer Science 2024-01-29 Tao He , Tongtong Wu , Dongyang Zhang , Guiduo Duan , Ke Qin , Yuan-Fang Li

Representation learning models for Knowledge Graphs (KG) have proven to be effective in encoding structural information and performing reasoning over KGs. In this paper, we propose a novel pre-training-then-fine-tuning framework for…

Artificial Intelligence · Computer Science 2021-12-09 Ganqiang Ye , Wen Zhang , Zhen Bi , Chi Man Wong , Chen Hui , Huajun Chen

Reading a document and extracting an answer to a question about its content has attracted substantial attention recently. While most work has focused on the interaction between the question and the document, in this work we evaluate the…

Computation and Language · Computer Science 2018-09-05 Shimi Salant , Jonathan Berant

The nonliteral interpretation of a text is hard to be understood by machine models due to its high context-sensitivity and heavy usage of figurative language. In this study, inspired by human reading comprehension, we propose a novel,…

Computation and Language · Computer Science 2020-01-17 Guoxiu He , Zhe Gao , Zhuoren Jiang , Yangyang Kang , Changlong Sun , Xiaozhong Liu , Wei Lu

Modeling the errors of a speech recognizer can help simulate errorful recognized speech data from plain text, which has proven useful for tasks like discriminative language modeling, improving robustness of NLP systems, where limited or…

Artificial Intelligence · Computer Science 2024-08-22 Prashant Serai , Peidong Wang , Eric Fosler-Lussier

Neural word representations are at the core of many state-of-the-art natural language processing models. A widely used approach is to pre-train, store and look up word or character embedding matrices. While useful, such representations…

Computation and Language · Computer Science 2019-06-05 Chinnadhurai Sankar , Sujith Ravi , Zornitsa Kozareva

Contextualized word representations are able to give different representations for the same word in different contexts, and they have been shown to be effective in downstream natural language processing tasks, such as question answering,…

Computation and Language · Computer Science 2020-01-01 Christian Hadiwinoto , Hwee Tou Ng , Wee Chung Gan

Word embeddings predict a word from its neighbours by learning small, dense embedding vectors. In practice, this prediction corresponds to a semantic score given to the predicted word (or term weight). We present a novel model that, given a…

Information Retrieval · Computer Science 2019-06-04 Casper Hansen , Christian Hansen , Stephen Alstrup , Jakob Grue Simonsen , Christina Lioma

Vision and language models (VLMs) have demonstrated remarkable zero-shot (ZS) performance in a variety of tasks. However, recent works have shown that even the best VLMs struggle to capture aspects of compositional scene understanding, such…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Roei Herzig , Alon Mendelson , Leonid Karlinsky , Assaf Arbelle , Rogerio Feris , Trevor Darrell , Amir Globerson

Although the word-popularity based negative sampler has shown superb performance in the skip-gram model, the theoretical motivation behind oversampling popular (non-observed) words as negative samples is still not well understood. In this…

Machine Learning · Computer Science 2018-06-27 Long Chen , Fajie Yuan , Joemon M. Jose , Weinan Zhang

State-of-the-art models of lexical semantic change detection suffer from noise stemming from vector space alignment. We have empirically tested the Temporal Referencing method for lexical semantic change and show that, by avoiding…

Computation and Language · Computer Science 2020-07-23 Haim Dubossarsky , Simon Hengchen , Nina Tahmasebi , Dominik Schlechtweg