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Text detection in natural images is a challenging but necessary task for many applications. Existing approaches utilize large deep convolutional neural networks making it difficult to use them in real-world tasks. We propose a small yet…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Alexander Filonenko , Konstantin Gudkov , Aleksei Lebedev , Nikita Orlov , Ivan Zagaynov

One of the principal objectives of Natural Language Processing (NLP) is to generate meaningful representations from text. Improving the informativeness of the representations has led to a tremendous rise in the dimensionality and the memory…

Computation and Language · Computer Science 2024-06-10 Wazib Ansar , Saptarsi Goswami , Amlan Chakrabarti

The use of background knowledge is largely unexploited in text classification tasks. This paper explores word taxonomies as means for constructing new semantic features, which may improve the performance and robustness of the learned…

Computation and Language · Computer Science 2020-12-01 Blaž Škrlj , Matej Martinc , Jan Kralj , Nada Lavrač , Senja Pollak

Detecting keywords in texts is important for many text mining applications. Graph-based methods have been commonly used to automatically find the key concepts in texts, however, relevant information provided by embeddings has not been…

Computation and Language · Computer Science 2022-05-05 Jorge A. V. Tohalino , Thiago C. Silva , Diego R. Amancio

Word representations are created using analogy context-based statistics and lexical relations on words. Word representations are inputs for the learning models in Natural Language Understanding (NLU) tasks. However, to understand language,…

Artificial Intelligence · Computer Science 2019-01-23 Anupiya Nugaliyadde , Kok Wai Wong , Ferdous Sohel , Hong Xie

To improve the generalization of the representations for natural language processing tasks, words are commonly represented using vectors, where distances among the vectors are related to the similarity of the words. While word2vec, the…

Computation and Language · Computer Science 2020-03-20 Canlin Zhang , Xiuwen Liu , Daniel Bis

This work introduces VERSE, a methodology for analyzing and improving Vision-Language Models applied to Visually-rich Document Understanding by exploring their visual embedding space. VERSE enables the visualization of latent…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Ignacio de Rodrigo , Alvaro J. Lopez-Lopez , Jaime Boal

Distributed representations of words and paragraphs as semantic embeddings in high dimensional data are used across a number of Natural Language Understanding tasks such as retrieval, translation, and classification. In this work, we…

Computation and Language · Computer Science 2015-08-04 Devendra Singh Sachan , Shailesh Kumar

Computer science texts are particularly rich in both narrative content and illustrative charts, algorithms, images, annotated diagrams, etc. This study explores the extent to which vector-based multimodal retrieval, powered by…

Information Retrieval · Computer Science 2025-09-11 Beth Plale , Sai Navya Jyesta , Sachith Withana

Word-vector representations associate a high dimensional real-vector to every word from a corpus. Recently, neural-network based methods have been proposed for learning this representation from large corpora. This type of word-to-vector…

Computation and Language · Computer Science 2017-02-21 Roberto Santana

Vector representations of graphs and relational structures, whether hand-crafted feature vectors or learned representations, enable us to apply standard data analysis and machine learning techniques to the structures. A wide range of…

Machine Learning · Computer Science 2020-03-31 Martin Grohe

Word vector embeddings have been shown to contain and amplify biases in data they are extracted from. Consequently, many techniques have been proposed to identify, mitigate, and attenuate these biases in word representations. In this paper,…

Computation and Language · Computer Science 2021-04-08 Archit Rathore , Sunipa Dev , Jeff M. Phillips , Vivek Srikumar , Yan Zheng , Chin-Chia Michael Yeh , Junpeng Wang , Wei Zhang , Bei Wang

One of the ubiquitous representation of long DNA sequence is dividing it into shorter k-mer components. Unfortunately, the straightforward vector encoding of k-mer as a one-hot vector is vulnerable to the curse of dimensionality. Worse yet,…

Quantitative Methods · Quantitative Biology 2017-01-24 Patrick Ng

People see text. Humans read by recognizing words as visual objects, including their shapes, layouts, and patterns, before connecting them to meaning, which enables us to handle typos, distorted fonts, and various scripts effectively.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Ling Xing , Rui Yan , Alex Jinpeng Wang , Zechao Li , Jinhui Tang

A surprising property of word vectors is that word analogies can often be solved with vector arithmetic. However, it is unclear why arithmetic operators correspond to non-linear embedding models such as skip-gram with negative sampling…

Computation and Language · Computer Science 2019-08-13 Kawin Ethayarajh , David Duvenaud , Graeme Hirst

This paper introduces embComp, a novel approach for comparing two embeddings that capture the similarity between objects, such as word and document embeddings. We survey scenarios where comparing these embedding spaces is useful. From those…

Human-Computer Interaction · Computer Science 2021-06-03 Florian Heimerl , Christoph Kralj , Torsten Möller , Michael Gleicher

Latent Dirichlet Allocation (LDA) mining thematic structure of documents plays an important role in nature language processing and machine learning areas. However, the probability distribution from LDA only describes the statistical…

Computation and Language · Computer Science 2015-06-30 Li-Qiang Niu , Xin-Yu Dai

Deep learning natural language processing models often use vector word embeddings, such as word2vec or GloVe, to represent words. A discrete sequence of words can be much more easily integrated with downstream neural layers if it is…

Machine Learning · Computer Science 2020-03-04 Aliakbar Panahi , Seyran Saeedi , Tom Arodz

Word2vec (Mikolov et al., 2013) has proven to be successful in natural language processing by capturing the semantic relationships between different words. Built on top of single-word embeddings, paragraph vectors (Le and Mikolov, 2014)…

Computation and Language · Computer Science 2017-12-11 Geng Ji , Robert Bamler , Erik B. Sudderth , Stephan Mandt

In this paper, we claim that Vector Cosine, which is generally considered one of the most efficient unsupervised measures for identifying word similarity in Vector Space Models, can be outperformed by a completely unsupervised measure that…

Computation and Language · Computer Science 2016-03-30 Enrico Santus , Tin-Shing Chiu , Qin Lu , Alessandro Lenci , Chu-Ren Huang