This paper presents a complete review of different approaches across all components of the
chart image detection and classification up to date. A set of 89 scientific papers is collected …

This paper proposes a method for automatically recovering data from chart images. In
particular we focus on the task of estimating line charts, as the most common chart type, in a …

Charts are often used for the graphical representation of tabular data. Due to their vast
expansion in various fields, it is necessary to develop computer algorithms that can easily …

Scientific figures such as bar graphs are a critical part of scientific research and a
predominant method used to represent trends and relationships in data. However, manually …

Charts are commonly used forms of visualizing scientific observations from research findings
or commercial trends. They provide an abstraction of the underlying information in a more …

Figures visually represent an essential piece of information and provide an effective means
to communicate scientific facts. Recently there have been many efforts toward extracting …

Charts represent an essential source of visual information in documents and facilitate a
deep understanding and interpretation of information typically conveyed numerically. In the …

After region segmentation, it is necessary to identify the functional labels of the segmented
regions. This is because OCR engines can only consider text regions. Presence of non-text …

Scatter plot is one of the well-known charts and is frequently embedded in different types of
documents such as articles, books, and dissertations. However, the information given in the …

Data's role is pivotal in the era of internet technologies, but unstructured data poses
comprehension challenges. Data visualizations like charts have emerged as crucial tools for …