"detect a trend" is correct and usable in written English.
You can use this phrase when you want to describe the process of recognizing a consistent pattern or development in data. For example, "We used data analysis to detect a trend in our customer data."
But some Tories detect a trend of dwindling public tolerance for pain.
But they also point out that waiting every four years, the current practice, makes it harder to detect a trend.
Using the enhanced regression model proposed here, it was possible to detect a trend of 20% over 20 years.
Third, while it can be misleading to compare between pollsters to detect a trend, Obama's approval rating does seem to be sliding (when controlling for pollster).
It's just that we see being too slow to detect a trend as being an equally bad mistake.
The study analysis did not detect a trend in these events in the western tropical Atlantic, which includes the Caribbean Sea and Gulf of Mexico.
We detected a trend of decreasing earthworm abundances from the field border into the field for different earthworm groups on each of the fields.
We detected a trend in flood management practice towards the combination of the different paradigms under the umbrella of integrated flood management, which aims at finding the most suitable solution depending on the respective regional conditions.
Yields of de novo and preformed fatty acids were not affected by treatment, although we detected a trend for a slight increase in the yield of 16-carbon fatty acid for AOX compared with CON.
Now investors expect earnings targets to be set in the context of a company's outlook". He also detects a trend away from the old-fashioned share option and towards share award plans, which usually have the advantage of obliging executives to invest personally in the company.
