1. A computer system, comprising: a processor; a tool operable to execute on the processor to facilitate the adjustment of parameters of a gesture filter of an application that is designed to recognize whether a user of the application has performed a particular gesture from data comprising information about position or movement of the user, the tool operable to: receive data captured by a capture device, the data comprising information representing user position or movement; display a visual representation of the position or movement represented by the received data, the visual representation comprising a list identifying a gesture filter; in response to user selection of the gesture filter from the list, display at least one adjustable parameter of the gesture filter; in response to the system processing the data with the gesture filter and the adjustable parameter, display an indication of whether the position or movement represented by the data would be recognized by the gesture filter as the performance of the gesture that the gesture filter is designed to recognize; receive, via a user interface of the display, a change to a parameter of the gesture filter of the application; alter the gesture filter according to the received change; and display an indication of whether processing the data with the gesture filter and the changed parameter causes the system to determine that the position or movement represented by the data would be recognized by the gesture filter as the performance of the gesture that the gesture filter is designed to recognize.