NextBillion raises $21 million in Series B funding

NextBillion.ai now has two main businesses. One is geographic information annotation, which provides O2O companies with geographic information-related annotation data operation services, such as providing restaurant and residential location data repairs for food delivery companies in India. The company recently raised $21 million in a Series B round led by Mirae Asset Venture Investments, with

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Deutsche Bank Hong Kong Stock Exchange submits prospectus

Deutsche Bank Tianxia is a commercial vehicle networking platform under Shaanxi Automobile Group. It has a wheel rolling platform. Based on vehicle operation data, it deeply integrates logistics finance and after-market goods/services, Shaanxi Automobile Group and high-quality resources of the industrial chain, online and offline. Full-service truck drivers, providing one-stop comprehensive solutions for them, aiming

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Pharmacist submits prospectus to Hong Kong Stock Exchange

Pharmacistbang is a B2B pharmaceutical marketing platform that connects pharmaceutical factories, pharmaceutical companies, pharmacies, and clerks through the mobile Internet to establish a pharmaceutical mobile marketing platform with symmetrical information, transparent services, and efficient operation, making the process of pharmacy procurement and sales professional, efficient and simple. Guangzhou Products of Speedway Information Technology Co., Ltd.

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Diff in the Loop: Supporting Data Comparison in Exploratory Data Analysis

Original link: http://vis.pku.edu.cn/blog/chi2022-ditl/ When doing data analysis, researchers need to transform, cluster or filter the data to make the data meet the needs of the analysis task. During this process, not only the code that handles the data will change, but the data itself will also change. However, existing tools track code changes during processing,

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CrossData: Leveraging the association between text and data (CrossData: Leveraging Text-Data Connections for Authoring Data Documents)

Original link: http://vis.pku.edu.cn/blog/crossdata-%E5%88%A9%E7%94%A8%E6%96%87%E5%AD%97%E5%92%8C% E6%95%B0%E6%8D%AE%E4%B9%8B%E9%97%B4%E7%9A%84%E5%85%B3%E8%81%94crossdata-leveraging-text-data-connections- for-authoring-data-documents/ Researchers often use data files to document the various discoveries they make during data exploration. While there are quite a few tools available for data exploration, there are still very few tools to aid in data documentation. Researchers still need to manually record and maintain data files. At the same

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Semantic Snapping for Guided Multi-View Visualization Design

Original link: http://vis.pku.edu.cn/blog/%E5%A4%9A%E8%A7%86%E5%9B%BE%E5%8F%AF%E8%A7%86%E5% 8C%96%E8%AE%BE%E8%AE%A1%E7%9A%84%E5%BC%95%E5%AF%BC%E5%BC%8F%E8%AF%AD%E4%B9% 89%E6%8D%95%E6%8D%89%EF%BC%88semantic-snapping-for-guided-multi-view-visuali/ Figure 1: Semantic snapping guides user interaction to modify a multi-view visualization design Visual information displays typically consist of multiple visualizations used to facilitate understanding of the data. However, non-expert users can create misleading or other questionable results when designing multi-view visualizations due to lack of expertise in visualization design.

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Do you understand what you mean? Using Predictive Visualizations to Reduce Optimism in Duration Estimates (Do You See What You Mean? Using Predictive Visualizations to Reduce Optimism in Duration Estimates)

Original link: http://vis.pku.edu.cn/blog/%E4%BD%A0%E6%98%8E%E7%99%BD%E4%BD%A0%E7%9A%84%E6% 84%8F%E6%80%9D%E5%90%97%EF%BC%9F%E4%BD%BF%E7%94%A8%E9%A2%84%E6%B5%8B%E5%8F% AF%E8%A7%86%E5%8C%96%E9%99%8D%E4%BD%8E%E5%AF%B9%E6%97%B6%E9%97%B4%E4%BC%B0/ In everyday life, people tend to give an optimistic, lower-than-realistic estimate when estimating the duration of a task, even when they have relevant experience. This phenomenon is known in psychology as the Planning Fallacy. This paper proposes a hybrid approach to help people mitigate planning fallacy and give more accurate

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Registration for the 13th Peking University Visual Development Frontier Postgraduate Summer School in 2022 is open

Original link: http://vis.pku.edu.cn/blog/2022summerschool/ The 13th 2022 Peking University Visual Development Frontier Postgraduate Summer School will be held online from July 12 to 20. In the summer, well-known scholars at home and abroad with profound attainments in the field of visualization research were invited to systematically discuss the cutting-edge theories and research methods in this field

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ComputableViz: Mathematical Operators as a Formalism for Visualization Processing and Analysis

Original link: http://vis.pku.edu.cn/blog/computableviz/ With the increased availability and popularity of visualization authoring tools, a large number of visualizations have been produced and shared on the web. Following visualization generation and digitization, there has been a growing research interest in exploring techniques for processing and analyzing visualizations. For example, researchers have begun to study the problems

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