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A framework and method are proposed for the study of constituent composition in fMRI. The method produces estimates of neural patterns encoding complex linguistic structures, under the assumption that the contributions of individual…

计算与语言 · 计算机科学 2021-10-26 Matthias Lalisse , Paul Smolensky

We present a simple yet effective approach for learning word sense embeddings. In contrast to existing techniques, which either directly learn sense representations from corpora or rely on sense inventories from lexical resources, our…

计算与语言 · 计算机科学 2017-08-14 Maria Pelevina , Nikolay Arefyev , Chris Biemann , Alexander Panchenko

The relation between a structure and the function running on that structure is of central interest in many fields, including computer science, biology (organ vs. function), psychology (body vs. mind), architecture (designs vs.…

分布式、并行与集群计算 · 计算机科学 2019-01-16 Ciprian Ionut Paduraru , Gheorghe Stefanescu

We introduce a model for bidirectional retrieval of images and sentences through a multi-modal embedding of visual and natural language data. Unlike previous models that directly map images or sentences into a common embedding space, our…

计算机视觉与模式识别 · 计算机科学 2014-06-24 Andrej Karpathy , Armand Joulin , Li Fei-Fei

Learning semantically meaningful sentence embeddings is an open problem in natural language processing. In this work, we propose a sentence embedding learning approach that exploits both visual and textual information via a multimodal…

计算与语言 · 计算机科学 2022-04-26 Miaoran Zhang , Marius Mosbach , David Ifeoluwa Adelani , Michael A. Hedderich , Dietrich Klakow

We identify an issue in multi-task learnable compression, in which a representation learned for one task does not positively contribute to the rate-distortion performance of a different task as much as expected, given the estimated amount…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Anderson de Andrade , Ivan Bajić

Vector-based word representations help countless Natural Language Processing (NLP) tasks capture the language's semantic and syntactic regularities. In this paper, we present the characteristics of existing word embedding approaches and…

计算与语言 · 计算机科学 2024-03-05 Obaidullah Zaland , Muhammad Abulaish , Mohd. Fazil

We propose a new model for learning bilingual word representations from non-parallel document-aligned data. Following the recent advances in word representation learning, our model learns dense real-valued word vectors, that is, bilingual…

计算与语言 · 计算机科学 2016-03-01 Ivan Vulić , Marie-Francine Moens

Distributed word representations, or word vectors, have recently been applied to many tasks in natural language processing, leading to state-of-the-art performance. A key ingredient to the successful application of these representations is…

计算与语言 · 计算机科学 2018-03-30 Edouard Grave , Piotr Bojanowski , Prakhar Gupta , Armand Joulin , Tomas Mikolov

Sequential word order is important when processing text. Currently, neural networks (NNs) address this by modeling word position using position embeddings. The problem is that position embeddings capture the position of individual words,…

计算与语言 · 计算机科学 2020-06-30 Benyou Wang , Donghao Zhao , Christina Lioma , Qiuchi Li , Peng Zhang , Jakob Grue Simonsen

Complementary to finding good general word embeddings, an important question for representation learning is to find dynamic word embeddings, e.g., across time or domain. Current methods do not offer a way to use or predict information on…

计算与语言 · 计算机科学 2022-10-12 Stephanie Brandl , David Lassner , Anne Baillot , Shinichi Nakajima

Dictionary learning algorithms have been successfully used for both reconstructive and discriminative tasks, where an input signal is represented with a sparse linear combination of dictionary atoms. While these methods are mostly developed…

机器学习 · 统计学 2016-01-20 Soheil Bahrampour , Nasser M. Nasrabadi , Asok Ray , W. Kenneth Jenkins

This paper have two parts. In the first part we discuss word embeddings. We discuss the need for them, some of the methods to create them, and some of their interesting properties. We also compare them to image embeddings and see how word…

机器学习 · 计算机科学 2016-10-27 Amit Mandelbaum , Adi Shalev

Models of acoustic word embeddings (AWEs) learn to map variable-length spoken word segments onto fixed-dimensionality vector representations such that different acoustic exemplars of the same word are projected nearby in the embedding…

计算与语言 · 计算机科学 2022-09-20 Badr M. Abdullah , Bernd Möbius , Dietrich Klakow

Learning vectors that capture the meaning of concepts remains a fundamental challenge. Somewhat surprisingly, perhaps, pre-trained language models have thus far only enabled modest improvements to the quality of such concept embeddings.…

计算与语言 · 计算机科学 2023-05-18 Na Li , Hanane Kteich , Zied Bouraoui , Steven Schockaert

Probabilistic topic models are widely used to discover latent topics in document collections, while latent feature vector representations of words have been used to obtain high performance in many NLP tasks. In this paper, we extend two…

计算与语言 · 计算机科学 2018-10-16 Dat Quoc Nguyen , Richard Billingsley , Lan Du , Mark Johnson

Experimental evidence indicates that simple models outperform complex deep networks on many unsupervised similarity tasks. We provide a simple yet rigorous explanation for this behaviour by introducing the concept of an optimal…

人工智能 · 计算机科学 2018-05-10 Vitalii Zhelezniak , Dan Busbridge , April Shen , Samuel L. Smith , Nils Y. Hammerla

The current state-of-the-art image-sentence retrieval methods implicitly align the visual-textual fragments, like regions in images and words in sentences, and adopt attention modules to highlight the relevance of cross-modal semantic…

计算机视觉与模式识别 · 计算机科学 2021-08-06 Xuri Ge , Fuhai Chen , Joemon M. Jose , Zhilong Ji , Zhongqin Wu , Xiao Liu

The words of a language reflect the structure of the human mind, allowing us to transmit thoughts between individuals. However, language can represent only a subset of our rich and detailed cognitive architecture. Here, we ask what kinds of…

计算与语言 · 计算机科学 2018-03-07 Gabriel Grand , Idan Asher Blank , Francisco Pereira , Evelina Fedorenko

With a simple architecture and the ability to learn meaningful word embeddings efficiently from texts containing billions of words, word2vec remains one of the most popular neural language models used today. However, as only a single…

机器学习 · 统计学 2017-06-09 Franziska Horn