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The focus of past machine learning research for Reading Comprehension tasks has been primarily on the design of novel deep learning architectures. Here we show that seemingly minor choices made on (1) the use of pre-trained word embeddings,…

计算与语言 · 计算机科学 2017-03-06 Bhuwan Dhingra , Hanxiao Liu , Ruslan Salakhutdinov , William W. Cohen

This paper evaluates existing and newly proposed answer selection methods based on pre-trained word embeddings. Word embeddings are highly effective in various natural language processing tasks and their integration into traditional…

信息检索 · 计算机科学 2017-08-16 Rishav Chakravarti , Jiri Navratil , Cicero Nogueira dos Santos

Pre-trained word embeddings improve the performance of a neural model at the cost of increasing the model size. We propose to benefit from this resource without paying the cost by operating strictly at the sub-lexical level. Our approach is…

计算与语言 · 计算机科学 2017-07-24 Karl Stratos

Linguistic similarity is multi-faceted. For instance, two words may be similar with respect to semantics, syntax, or morphology inter alia. Continuous word-embeddings have been shown to capture most of these shades of similarity to some…

计算与语言 · 计算机科学 2019-07-05 Ryan Cotterell , Hinrich Schütze

Autoregressive language models (LMs) generate one token at a time, yet human reasoning operates over higher-level abstractions - sentences, propositions, and concepts. This contrast raises a central question- Can LMs likewise learn to…

We introduce a neural network-based system of Word Sense Disambiguation (WSD) for German that is based on SenseFitting, a novel method for optimizing WSD. We outperform knowledge-based WSD methods by up to 25% F1-score and produce a new…

计算与语言 · 计算机科学 2019-08-01 Manuel Stoeckel , Sajawel Ahmed , Alexander Mehler

Several recent publications have proposed methods for mapping images into continuous semantic embedding spaces. In some cases the embedding space is trained jointly with the image transformation. In other cases the semantic embedding space…

Contrastive learning has been successfully used for retrieval of semantically aligned sentences, but it often requires large batch sizes or careful engineering to work well. In this paper, we instead propose a generative model for learning…

计算与语言 · 计算机科学 2023-06-06 John Wieting , Jonathan H. Clark , William W. Cohen , Graham Neubig , Taylor Berg-Kirkpatrick

To be able to interact better with humans, it is crucial for machines to understand sound - a primary modality of human perception. Previous works have used sound to learn embeddings for improved generic textual similarity assessment. In…

计算与语言 · 计算机科学 2017-08-30 Ashwin K Vijayakumar , Ramakrishna Vedantam , Devi Parikh

Pre-trained language models have been found to capture a surprisingly rich amount of lexical knowledge, ranging from commonsense properties of everyday concepts to detailed factual knowledge about named entities. Among others, this makes it…

计算与语言 · 计算机科学 2022-09-12 Asahi Ushio , Jose Camacho-Collados , Steven Schockaert

As a key natural language processing (NLP) task, word sense disambiguation (WSD) evaluates how well NLP models can understand the lexical semantics of words under specific contexts. Benefited from the large-scale annotation, current WSD…

计算与语言 · 计算机科学 2022-10-17 Ying Su , Hongming Zhang , Yangqiu Song , Tong Zhang

We consider the supervised training setting in which we learn task-specific word embeddings. We assume that we start with initial embeddings learned from unlabelled data and update them to learn task-specific embeddings for words in the…

计算与语言 · 计算机科学 2016-06-24 Pranava Swaroop Madhyastha , Mohit Bansal , Kevin Gimpel , Karen Livescu

Neural language models learn word representations that capture rich linguistic and conceptual information. Here we investigate the embeddings learned by neural machine translation models. We show that translation-based embeddings outperform…

计算与语言 · 计算机科学 2014-11-14 Felix Hill , KyungHyun Cho , Sebastien Jean , Coline Devin , Yoshua Bengio

Sentence embedding techniques aim to encode key concepts of a sentence's meaning in a vector space. However, the majority of evaluation approaches for sentence embedding quality rely on the use of additional classifiers or downstream tasks.…

计算与语言 · 计算机科学 2026-04-24 Paul Keuren , Marc Ponsen , Robert Ayoub Bagheri

Semantic Embeddings are a popular way to represent knowledge in the field of zero-shot learning. We observe their interpretability and discuss their potential utility in a safety-critical context. Concretely, we propose to use them to add…

机器学习 · 统计学 2019-05-21 Thomas Brunner , Frederik Diehl , Michael Truong Le , Alois Knoll

Word embeddings are ubiquitous in NLP and information retrieval, but it is unclear what they represent when the word is polysemous. Here it is shown that multiple word senses reside in linear superposition within the word embedding and…

计算与语言 · 计算机科学 2018-12-10 Sanjeev Arora , Yuanzhi Li , Yingyu Liang , Tengyu Ma , Andrej Risteski

Word embeddings learnt from large corpora have been adopted in various applications in natural language processing and served as the general input representations to learning systems. Recently, a series of post-processing methods have been…

机器学习 · 计算机科学 2019-10-25 Shuai Tang , Mahta Mousavi , Virginia R. de Sa

Learning high-quality domain word embeddings is important for achieving good performance in many NLP tasks. General-purpose embeddings trained on large-scale corpora are often sub-optimal for domain-specific applications. However,…

计算与语言 · 计算机科学 2018-05-28 Hu Xu , Bing Liu , Lei Shu , Philip S. Yu

Over the past decade, knowledge graphs became popular for capturing structured domain knowledge. Relational learning models enable the prediction of missing links inside knowledge graphs. More specifically, latent distance approaches model…

人工智能 · 计算机科学 2020-02-24 Afshin Sadeghi , Damien Graux , Hamed Shariat Yazdi , Jens Lehmann

Many of the existing methods for learning joint embedding of images and text use only supervised information from paired images and its textual attributes. Taking advantage of the recent success of unsupervised learning in deep neural…

计算机视觉与模式识别 · 计算机科学 2017-03-21 Yao-Hung Hubert Tsai , Liang-Kang Huang , Ruslan Salakhutdinov
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