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Tables on the web constitute a valuable data source for many applications, like factual search and knowledge base augmentation. However, as genuine tables containing relational knowledge only account for a small proportion of tables on the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Babette Bühler , Heiko Paulheim

We introduce the problem of visual hashtag discovery for infographics: extracting visual elements from an infographic that are diagnostic of its topic. Given an infographic as input, our computational approach automatically outputs textual…

Computer Vision and Pattern Recognition · Computer Science 2017-09-28 Zoya Bylinskii , Sami Alsheikh , Spandan Madan , Adria Recasens , Kimberli Zhong , Hanspeter Pfister , Fredo Durand , Aude Oliva

Using causal relations to guide decision making has become an essential analytical task across various domains, from marketing and medicine to education and social science. While powerful statistical models have been developed for inferring…

Human-Computer Interaction · Computer Science 2020-09-08 Xiao Xie , Fan Du , Yingcai Wu

Images greatly help in understanding, interpreting and visualizing data. Adding textual description to images is the first and foremost principle of web accessibility. Visually impaired users using screen readers will use these textual…

Computer Vision and Pattern Recognition · Computer Science 2018-12-31 Abhijit Balaji , Thuvaarakkesh Ramanathan , Venkateshwarlu Sonathi

With the rise of the open data movement a lot of statistical data has been made publicly available by governments, statistical offices and other organizations. First efforts to visualize are made by the data providers themselves. Data…

Human-Computer Interaction · Computer Science 2011-10-17 Daniel Hienert , Benjamin Zapilko , Philipp Schaer , Brigitte Mathiak

Line Chart Data Extraction is a natural extension of Optical Character Recognition where the objective is to recover the underlying numerical information a chart image represents. Some recent works such as ChartOCR approach this problem…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Shufan Li , Congxi Lu , Linkai Li , Haoshuai Zhou

The value proposition of a dataset often resides in the implicit interconnections or explicit relationships (patterns) among individual entities, and is often modeled as a graph. Effective visualization of such graphs can lead to key…

Databases · Computer Science 2017-02-14 Yang Zhang , Yusu Wang , Srinivasan Parthasarathy

This paper studies the problem of identification and extraction of flat and nested data records from a given web page. With the explosive growth of information sources available on the World Wide Web, it has become increasingly difficult to…

Databases · Computer Science 2010-02-02 P. S Hiremath , Siddu P. Algur

Many real world systems need to operate on heterogeneous information networks that consist of numerous interacting components of different types. Examples include systems that perform data analysis on biological information networks; social…

Artificial Intelligence · Computer Science 2017-07-26 Parisa Kordjamshidi , Sameer Singh , Daniel Khashabi , Christos Christodoulopoulos , Mark Summons , Saurabh Sinha , Dan Roth

Many real world network problems often concern multivariate nodal attributes such as image, textual, and multi-view feature vectors on nodes, rather than simple univariate nodal attributes. The existing graph estimation methods built on…

Machine Learning · Statistics 2013-04-23 Mladen Kolar , Han Liu , Eric P. Xing

Infographics are often an integral component of scientific documents for reporting qualitative or quantitative findings as they make it much simpler to comprehend the underlying complex information. However, their interpretation continues…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Anukriti Kumar , Tanuja Ganu , Saikat Guha

We introduce a general framework for several information extraction tasks that share span representations using dynamically constructed span graphs. The graphs are constructed by selecting the most confident entity spans and linking these…

Computation and Language · Computer Science 2019-04-09 Yi Luan , Dave Wadden , Luheng He , Amy Shah , Mari Ostendorf , Hannaneh Hajishirzi

Organizational charts, also known as org charts, are critical representations of an organization's structure and the hierarchical relationships between its components and positions. However, manually extracting information from org charts…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Nikhil Manali , David Doermann , Mahesh Desai

A good data visualization is not only a distortion-free graphical representation of data but also a way to reveal underlying statistical properties of the data. Despite its common use across various stages of data analysis, selecting a good…

Human-Computer Interaction · Computer Science 2021-11-09 Ritvik Vij , Rohit Raj , Madhur Singhal , Manish Tanwar , Srikanta Bedathur

Visual arts are of inestimable importance for the cultural, historic and economic growth of our society. One of the building blocks of most analysis in visual arts is to find similarity relationships among paintings of different artists and…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Giovanna Castellano , Eufemia Lella , Gennaro Vessio

Whilst fact verification has attracted substantial interest in the natural language processing community, verifying misinforming statements against data visualizations such as charts has so far been overlooked. Charts are commonly used in…

Computation and Language · Computer Science 2024-02-19 Mubashara Akhtar , Nikesh Subedi , Vivek Gupta , Sahar Tahmasebi , Oana Cocarascu , Elena Simperl

It is common for authors to communicate their results in graphical figures, but those data are frequently unavailable for reanalysis. Reconstructing data points from a figure manually requires the author to measure the coordinates either on…

Digital Libraries · Computer Science 2018-03-13 Chris Hartgerink , Peter Murray-Rust

Chart understanding tasks such as ChartQA and Chart-to-Text involve automatically extracting and interpreting key information from charts, enabling users to query or convert visual data into structured formats. State-of-the-art approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Xudong Yang , Yifan Wu , Yizhang Zhu , Nan Tang , Yuyu Luo

Charts are an essential part of both graphicacy (graphical literacy), and statistical literacy. As chart understanding has become increasingly relevant in data science, automating chart analysis by processing raster images of the charts has…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Jaya Sreevalsan-Nair , Komal Dadhich , Siri Chandana Daggubati

To date, most discoveries of network subcomponents that implement human-interpretable computations in deep vision models have involved close study of single units and large amounts of human labor. We explore scalable methods for extracting…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Achyuta Rajaram , Neil Chowdhury , Antonio Torralba , Jacob Andreas , Sarah Schwettmann