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Overlapping frequently occurs in paired texts in natural language processing tasks like text editing and semantic similarity evaluation. Better evaluation of the semantic distance between the overlapped sentences benefits the language…

计算与语言 · 计算机科学 2023-06-14 Letian Peng , Zuchao Li , Hai Zhao

A common task in computational text analyses is to quantify how two corpora differ according to a measurement like word frequency, sentiment, or information content. However, collapsing the texts' rich stories into a single number is often…

A plethora of sentence embedding models makes it challenging to choose one, especially for technical domains rich with specialized vocabulary. In this work, we domain adapt embeddings using telecom data for question answering. We evaluate…

While important properties of word vector representations have been studied extensively, far less is known about the properties of sentence vector representations. Word vectors are often evaluated by assessing to what degree they exhibit…

计算与语言 · 计算机科学 2020-03-10 Xunjie Zhu , Gerard de Melo

Theory of convolutional neural networks suggests the property of shift equivariance, i.e., that a shifted input causes an equally shifted output. In practice, however, this is not always the case. This poses a great problem for scene text…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Markus Glitzner , Jan-Hendrik Neudeck , Philipp Härtinger

The weight of links in a network is often related to the similarity of the nodes. Here, we introduce a simple tunable measure for analysing the similarity of nodes across different link weights. In particular, we use the measure to analyze…

社会与信息网络 · 计算机科学 2016-06-21 Anders Mollgaard , Ingo Zettler , Jesper Dammeyer , Mogens H. Jensen , Sune Lehmann , Joachim Mathiesen

We investigate properties of evolving linguistic networks defined by the word-adjacency relation. Such networks belong to the category of networks with accelerated growth but their shortest path length appears to reveal the network size…

计算与语言 · 计算机科学 2015-06-22 Andrzej Kulig , Stanislaw Drozdz , Jaroslaw Kwapien , Pawel Oswiecimka

In recent years, word embeddings have been widely used to measure biases in texts. Even if they have proven to be effective in detecting a wide variety of biases, metrics based on word embeddings lack transparency and interpretability. We…

计算与语言 · 计算机科学 2023-07-19 Francisco Valentini , Germán Rosati , Damián Blasi , Diego Fernandez Slezak , Edgar Altszyler

We use an information-theoretic measure of linguistic similarity to investigate the organization and evolution of scientific fields. An analysis of almost 20M papers from the past three decades reveals that the linguistic similarity is…

数字图书馆 · 计算机科学 2018-01-30 Laercio Dias , Martin Gerlach , Joachim Scharloth , Eduardo G. Altmann

We study the statistical properties of the sampled scale-free networks, deeply related to the proper identification of various real-world networks. We exploit three methods of sampling and investigate the topological properties such as…

无序系统与神经网络 · 物理学 2009-11-24 Sang Hoon Lee , Pan-Jun Kim , Hawoong Jeong

Centrality measures are crucial in quantifying the influence of the members of a social network. Although there has been a great deal of work dealing with this issue, the vast majority of classical centrality measures are agnostic of the…

社会与信息网络 · 计算机科学 2022-02-01 Stephany Rajeh , Marinette Savonnet , Eric Leclercq , Hocine Cherifi

We investigate the nature of written human language within the framework of complex network theory. In particular, we analyse the topology of Orwell's \textit{1984} focusing on the local properties of the network, such as the properties of…

物理与社会 · 物理学 2009-11-11 A. P. Masucci , G. J. Rodgers

In recent years, convolutional neural networks (CNNs) took over the field of document analysis and they became the predominant model for word spotting. Especially attribute CNNs, which learn the mapping between a word image and an attribute…

计算机视觉与模式识别 · 计算机科学 2019-03-27 Fabian Wolf , Philipp Oberdiek , Gernot A. Fink

Text-to-image synthesis has recently attracted widespread attention due to rapidly improving quality and numerous practical applications. However, the language understanding capabilities of text-to-image models are still poorly understood,…

计算机视觉与模式识别 · 计算机科学 2023-10-16 Anton Baryshnikov , Max Ryabinin

Average consensus algorithms have wide applications in distributed computing systems where all the nodes agree on the average value of their initial states by only exchanging information with their local neighbors. In this letter, we look…

分布式、并行与集群计算 · 计算机科学 2021-02-24 Zheng Chen , Erik G. Larsson

Centrality is an important notion in complex networks; it could be used to characterize how influential a node or an edge is in the network. It plays an important role in several other network analysis tools including community detection.…

社会与信息网络 · 计算机科学 2017-03-23 Sambaran Bandyopadhyay , M. Narasimha Murty , Ramasuri Narayanam

In this paper we present the comparison of the linguistic networks from literature and blog texts. The linguistic networks are constructed from texts as directed and weighted co-occurrence networks of words. Words are nodes and links are…

计算与语言 · 计算机科学 2014-07-18 Sabina Šišović , Sanda Martinčić-Ipšić , Ana Meštrović

A citation-based indicator for interdisciplinarity has been missing hitherto among the set of available journal indicators. In this study, we investigate network indicators (betweenness centrality), journal indicators (Shannon entropy, the…

数字图书馆 · 计算机科学 2010-09-22 Loet Leydesdorff , Ismael Rafols

Scientific behavior is often characterized by a tension between building upon established knowledge and introducing novel ideas. Here, we investigate whether this tension is reflected in the relationship between the similarity of a…

数字图书馆 · 计算机科学 2025-07-01 Nathaniel Imel , Zachary Hafen

Compositionality in language refers to how much the meaning of some phrase can be decomposed into the meaning of its constituents and the way these constituents are combined. Based on the premise that substitution by synonyms is…

计算与语言 · 计算机科学 2017-03-13 Christina Lioma , Niels Dalum Hansen