The phrase "a system for classifying" is correct and usable in written English.
You can use it when discussing methods or frameworks for organizing or categorizing information, objects, or concepts.
Example: "The library implemented a new system for classifying books to improve accessibility for patrons."
Alternatives: "a method for categorizing" or "a framework for organizing".
He has measured and mapped our influence on ecosystems around the world and developed a system for classifying the different types of human-altered landscapes, or anthromes, that now blanket the planet.
During the 1950s Leary developed an egalitarian model for interaction between the psychotherapist and the patient, promoted new techniques of group therapy, and published a system for classifying interpersonal behaviour.
Another, Annie Jump Cannon (1863-1941), astronomermer who in the early 20th century at a Harvard observatory devised a system for classifying stars by temperature that is still in use, was given a permanent appointment by Harvard as an astronomer only near the end of her career, two decades after her work was published.
Along the way, she established a system for classifying stars by their spectra, the pattern of light waves they emit.
The asthma practice guidelines developed by the National Institutes of Health include a system for classifying asthma severity.
In June 1995, the DOJ issued Vulnerability Assessment of Federal Facilities, also known as The Marshals Report, the findings of which resulted in a thorough evaluation of security at all federal buildings and a system for classifying risks at over 1,300 federal facilities owned or leased by the federal government.
As a future research path, this proposed methodology requires (1) an automated system for classifying whether a forum user is a member of a violent extremist group, and (2) time series methods for analyzing recruitment and membership along a timeline.
The company (which has wholly owned commercial subsidiaries and would charge a fee for.geo registrations) has devised a new top-level domain, called.geo, and a corresponding system for classifying sites based on information having to do with neighborhoods, businesses and travel destinations.
In 2011, a more detailed data collection form was used and a new system for classifying the cause of death was introduced.
His most-important contribution to epidemiology was the establishment of a sophisticated system for classifying the causes of death.
A categorisation system for classifying food products is presented.
