# Advanced data analysis Perform advanced analyses effortlessly with Inforiver in Power BI. (a) Use the Top N feature to filter the top/bottom 'n' across categories and show the rest as 'Others' (b) Leverage the advanced AND/OR filtering option to perform nested filtering including filter groups (c) Perform automatic grouping based on classification/segmentation rules (d) Export to Excel retaining all the formatting performed such as background, number formatting, in-cell annotations, footnotes etc. (e) Leverage other options like - Smart Analysis, Quick formulas, Insert Rows, Manage Columns ... and more {% embed url="" %} > ## **Related resources** > > #### User guide > > [Top N + others](https://docs.inforiver.com/working-with-inforiver/3.-basic-interactions/explore-and-filter-data/top-n) > > [Search and filter](https://docs.inforiver.com/working-with-inforiver/3.-basic-interactions/explore-and-filter-data/search-and-filter) > > #### Blogs > > [Dynamic and nested Top N + Others in Power BI](https://inforiver.com/blog/general/dynamic-and-nested-top-n-others-in-power-bi/) > > [5 ways to supercharge your Power BI conditional formatting](https://inforiver.com/blog/general/supercharge-power-bi-conditional-formatting/) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://videos.inforiver.com/reporting-matrix/overview/advanced-data-analysis.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.