The phrase 'changes in the frequency' is correct and can be used in written English.
It is usually used to refer to changes in the rate or amount of something occurring over a period of time. For example: "The seismograph indicated changes in the frequency of tremors over the past 24 hours."
There is a global consensus that a changing climate leads to changes in the frequency, intensity, duration and timing of extreme weather and climate events, and can result in unprecedented events.
"By this close, constant, monitoring, we can let the engineers know immediately if there are any big changes in the frequency and amplitude of the oscillation," he said.
One wall in Slutkin's office is taken up by maps and charts his staff has generated on the location and changes in the frequency of shootings throughout the city; the data determine how they assign the interrupters.
For decades, they have predicted that this would lead to changes in the frequency of extreme weather events, and statistics show that has begun to happen.
Changes in the frequency to be measured cause a change in this balance that can be measured by the deflection of a pointer on a scale.
Hurricane scientists, for instance, would like to know about long-term changes in the frequency and strengths of the storms they study.
Fig. 2 Seasonal changes in the frequency of detected viruses.
COURAGE was not designed to evaluate changes in the frequency of silent ischemia.
It includes changes in the frequency and urgency of bowel movements and fecal incontinence.
Note that any other combination of these two sets leads to more abrupt changes in the frequency response.
It was verified that damage could be detected through changes in the frequency responses for both types of repairs.
