The phrase "amount of brightness" is correct and usable in written English.
It can be used when discussing the level or degree of light emitted or reflected by an object or source.
Example: "The amount of brightness in the room increased significantly when the sun rose."
Alternatives: "level of brightness" or "degree of brightness".
The proposed method first estimates the bright channel to control the amount of brightness enhancement.
Your Rex needs a certain amount of brightness, but you can save your south-facing windowsill for some other plant.
LED backlighting technology enables the NEC MultiSync EA222WMe to provide the same amount of brightness as other panel types while using 20% less power.
The screen has a good amount of brightness but lacks a bit of contrast, especially when compared to the screen of the MacBook.
Blockiness can be estimated in a region of an image, in general, by computing the difference between neighboring blocks and the amount of brightness around those blocks as shown in Figure3.
Thus, fluorescence microscopy confirmed a high degree of accumulation of FbFP in the PgFbFP cells which exhibited a large uniform amount of brightness (Fig. 1).
The amount of light (brightness, temperature, and electricity) and gravity (magnetism) you are exposed to is the program that runs the software (e.g., Konakchieva 1988).
The few pixels that can be seen tell scientists that it is an irregularly-shaped rock, with hugely varying amounts of brightness across its surface.
The pixel intensity reflected the amount of antibody binding to PCSK9, and is a measure of brightness, being proportional to the amount of light transmitted through the slide.
Because their explosive ends are of roughly the same brightness, the amount of light observed from the supernovae on Earth should be an indication of their distance; slight shifts in their colour indicate how fast they are moving.
This is not the first time that animal behaviors have been correlated to the amount of lunar brightness.
