Image Preprocessing: Involves steps like grayscale conversion, thresholding, and noise reduction to prepare the image for data extraction.; Chart Detection: Uses techniques like Canny edge detection ...

Charts are commonly used to present data in digital documents such as web pages, research papers, or presentation slides. When the underlying data is not available, it is necessary to extract the data ...

Visualization charts are widely utilized for presenting structured data. Under many circumstances, people want to explore the data in the charts collected from various sources, such as papers and ...

Although flow charts can be used to explain just about anything, most people use them for one of three reasons: to inform decisions, show processes or to visualize data—which is why most flow chart ...

Graphical representations such as chart images are integral to web pages and documents. Automating data extraction from charts is possible by reverse-engineering the visualization pipeline. This study ...

When it comes to data extraction at scale, it's unlikely to achieve success without proper planning. The fundamental ways of extracting data can be defined by three major approaches.