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相关论文: Supervised mid-level features for word image repre…

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Representation learning is the foundation of machine reading comprehension and inference. In state-of-the-art models, character-level representations have been broadly adopted to alleviate the problem of effectively representing rare or…

计算与语言 · 计算机科学 2019-06-12 Zhuosheng Zhang , Hai Zhao , Kangwei Ling , Jiangtong Li , Zuchao Li , Shexia He , Guohong Fu

In image retrieval, deep local features learned in a data-driven manner have been demonstrated effective to improve retrieval performance. To realize efficient retrieval on large image database, some approaches quantize deep local features…

图像与视频处理 · 电气工程与系统科学 2021-12-14 Hui Wu , Min Wang , Wengang Zhou , Yang Hu , Houqiang Li

The use of subword-level information (e.g., characters, character n-grams, morphemes) has become ubiquitous in modern word representation learning. Its importance is attested especially for morphologically rich languages which generate a…

计算与语言 · 计算机科学 2019-05-07 Yi Zhu , Ivan Vulić , Anna Korhonen

We present a framework for learning an efficient holistic representation for handwritten word images. The proposed method uses a deep convolutional neural network with traditional classification loss. The major strengths of our work lie in:…

计算机视觉与模式识别 · 计算机科学 2019-03-20 Praveen Krishnan , C. V. Jawahar

Visual Recognition is one of the fundamental challenges in AI, where the goal is to understand the semantics of visual data. Employing mid-level representation, in particular, shifted the paradigm in visual recognition. The mid-level…

计算机视觉与模式识别 · 计算机科学 2015-12-24 Moin Nabi

This paper presents a joint model for performing unsupervised morphological analysis on words, and learning a character-level composition function from morphemes to word embeddings. Our model splits individual words into segments, and…

计算与语言 · 计算机科学 2016-06-09 Kris Cao , Marek Rei

Distributed language representation has become the most widely used technique for language representation in various natural language processing tasks. Most of the natural language processing models that are based on deep learning…

计算与语言 · 计算机科学 2020-05-11 Martina Toshevska , Frosina Stojanovska , Jovan Kalajdjieski

The purpose of mid-level visual element discovery is to find clusters of image patches that are both representative and discriminative. Here we study this problem from the prospective of pattern mining while relying on the recently…

计算机视觉与模式识别 · 计算机科学 2016-05-31 Yao Li , Lingqiao Liu , Chunhua Shen , Anton van den Hengel

Most representation learning algorithms for language and image processing are local, in that they identify features for a data point based on surrounding points. Yet in language processing, the correct meaning of a word often depends on its…

机器学习 · 计算机科学 2014-02-19 Anjan Nepal , Alexander Yates

We propose and demonstrate a representation learning approach by maximizing the mutual information between local features of images and text. The goal of this approach is to learn useful image representations by taking advantage of the rich…

图像与视频处理 · 电气工程与系统科学 2021-12-16 Ruizhi Liao , Daniel Moyer , Miriam Cha , Keegan Quigley , Seth Berkowitz , Steven Horng , Polina Golland , William M. Wells

Unsupervised representation learning techniques, such as learning word embeddings, have had a significant impact on the field of natural language processing. Similar representation learning techniques have not yet become commonplace in the…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Joël Bachmann , Kenneth Blomqvist , Julian Förster , Roland Siegwart

Learning word representations has recently seen much success in computational linguistics. However, assuming sequences of word tokens as input to linguistic analysis is often unjustified. For many languages word segmentation is a…

计算与语言 · 计算机科学 2013-09-19 Grzegorz Chrupała

Machine reading comprehension is a task to model relationship between passage and query. In terms of deep learning framework, most of state-of-the-art models simply concatenate word and character level representations, which has been shown…

计算与语言 · 计算机科学 2021-01-08 Zhuosheng Zhang , Yafang Huang , Pengfei Zhu , Hai Zhao

Deep neural networks trained for classification have been found to learn powerful image representations, which are also often used for other tasks such as comparing images w.r.t. their visual similarity. However, visual similarity does not…

计算机视觉与模式识别 · 计算机科学 2019-07-24 Björn Barz , Joachim Denzler

We have benchmarked the maximum obtainable recognition accuracy on various word image datasets using manual segmentation and a currently available commercial OCR. We have developed a Matlab program, with graphical user interface, for…

计算机视觉与模式识别 · 计算机科学 2012-08-31 Deepak Kumar , M N Anil Prasad , A G Ramakrishnan

In the last few years, neural networks have been intensively used to develop meaningful distributed representations of words and contexts around them. When these representations, also known as "embeddings", are learned from unsupervised…

计算与语言 · 计算机科学 2019-08-07 Giuseppe Marra , Andrea Zugarini , Stefano Melacci , Marco Maggini

The ability to describe images with natural language sentences is the hallmark for image and language understanding. Such a system has wide ranging applications such as annotating images and using natural sentences to search for images.In…

机器学习 · 计算机科学 2016-01-15 Afroze Ibrahim Baqapuri

In this paper we study how different ways of combining character and word-level representations affect the quality of both final word and sentence representations. We provide strong empirical evidence that modeling characters improves the…

计算与语言 · 计算机科学 2019-04-12 Jorge A. Balazs , Yutaka Matsuo

Self-supervised representation learning targets to learn convnet-based image representations from unlabeled data. Inspired by the success of NLP methods in this area, in this work we propose a self-supervised approach based on spatially…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Spyros Gidaris , Andrei Bursuc , Nikos Komodakis , Patrick Pérez , Matthieu Cord

Recent work on learning multilingual word representations usually relies on the use of word-level alignements (e.g. infered with the help of GIZA++) between translated sentences, in order to align the word embeddings in different languages.…

计算与语言 · 计算机科学 2014-01-09 Stanislas Lauly , Alex Boulanger , Hugo Larochelle
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