User Guide# Data Structures Data Structures Creating Arrays and Datasets Indexing and Selecting Positional indexing Label-based indexing Advanced indexing Computation General concepts and mechanisms Arithmetic Trigonometrics Other Masking Creating and manipulating masks Masks in data arrays and items of dataset Operations with masked objects Binned Data Binned Data Computation with Binned Data Rearranging and Filtering Binned Data Histogramming, grouping, and binning GroupBy Grouping based on label values Grouping based on binned label values Coordinate transformations Motivation transform_coords Example: Multi-step transform splitting and combining input coords Renaming of Dimensions Reading and Writing Files HDF5 CSV Using pandas NeXus Tips, tricks, and anti-patterns Choose dimensions wisely Choose dimension order wisely Avoid loops Use in-place operations Reshaping data Improving performance: Allocators and HugePages Representations and Tables HTML representation SVG representation Table representation String-representation Format string syntax Plotting Getting started Plotting slices or items of a dataset 2-D data Logarithmic scale Further documentation