IGIS Tech Notes describe workflows and techniques for using geospatial science and technologies in research and extension. They are works in progress, and we welcome feedback and comments below.

Learn how to use Excel’s dynamic array formulas to automate data pairing, save time, and unlock new insights in your analysis. Excel arrays ...

Discover why Excel's INDIRECT function is outdated and learn smarter alternatives like Power Query, FILTER, and LAMBDA for ...

These AI tools simplify spreadsheet tasks — from formula building to marketing data analysis — and you don’t need a techl ...

Open Excel, and you will see a new tab in the ribbon at the top that says PyXLL.

The CHOOSECOLS and CHOOSEROWS functions in Google Sheets are ideal for quickly extracting specific columns or rows from your ...