The ratio of the SUV from two different regions within the same PET image (i.e. from a target and a reference region) is commonly abbreviated as SUVR. An example is the ratio of regional Pittsburgh compound B PET signal intensity to the average of a wider region. For the SUVR, the injected activity, the body weight and the volume to mass conversion factor that are all part of the SUV calculation, cancel:
tuned and ktune. tuned is a daemon that monitors the use of system components and dynamically tunes system settings based on that monitoring information. Dynamic tuning accounts for the way that various system components are used differently throughout the uptime for any given system.
Daemon is a process that runs in the background and performs a specified operation at predefined times or in response to certain events. The term daemon is a UNIX term, though many other operating systems provide support for daemons, though they're sometimes called other names. Windows, for example, refers to daemons as System Agents and services. Typical daemon processes include print spoolers, e-mail handlers, and other programs that perform administrative tasks for the operating system. The term comes from Greek mythology, where daemons were guardian spirits.