The phrase "a class of objects" is correct and usable in written English.
It can be used in contexts such as mathematics, computer science, or philosophy to refer to a group or category of items that share common characteristics.
Example: "In programming, a class of objects can represent various instances of a particular type, each with its own attributes and methods."
Alternatives: "a category of items" or "a group of entities".
One, called GRS 1915+105, is in a class of objects known as X-ray novas.
(A bar-code describes only a class of objects, such as cans of Coke).
The youngest member of a class of objects known as "X-ray binaries" has been found.
Each of these data types describes a class of objects and how these objects will interact with each other.
For example, the proscription of images of human and animal forms in Islamic art helped foster the early development of calligraphy and fine binding, creating a class of objects that were collected and appreciated on aesthetic grounds.
If a class of objects that responds to a whole range of messages is suddenly required to respond to additional ones, OOPS allows a daughter class to be created.
Yet as a class of object they remain unpredictable and can appear at any time.
Similar conclusions about the representations produced by HMAX follow from Experiment 1 with the CalTech stimuli, though as noted below under property 4, the use of such datasets and classification into a class of object such as animal versus non-animal does not capture the fundamental property 4 of encoding information about individual faces or objects, as contrasted with classes.
Finally, the peculiar A-type stars comprise a class of cosmic objects with strange elemental abundance anomalies.
Pulsar, in full pulsating radio star, any of a class of cosmic objects, the first of which were discovered through their extremely regular pulses of radio waves.
This approach may be defined as a system design of local-autonomous regulators for a class of controlled objects.
