Wilmington, Delaware — September 16, 2015 Announcing Nevron Vision for SharePoint 2015.1 – the most complete suite of advanced data visualization web parts for SharePoint! Enhancements in Nevron Chart for SharePoint Nevron Chart for SharePoint is also enhanced with the following features: - Tree Map Chart - the new charting type lets you display tree map charts that display hierarchical data from your dataset. The Tree Map chart features many advanced coloring and labeling options. - Linear Regression Calculated Series - this new calculated series helps you display a linear interpolation of a categorical or XY scatter dataset. - Polynomial Regression Calculated Series - this new calculated series helps you display a polynomial interpolation of a categorical or XY scatter dataset. The user can choose the interpolation polynomial degree, meaning that you can interpolate your dataset as a quadratic, cubic or higher degree polynomial.
Source: https://www.nevron.com/products-sharepoint-vision.aspx