The phrase "aggregate changes in" is correct and usable in written English.
It can be used when discussing the collection or summation of changes over a specific period or within a particular context.
Example: "The study aims to aggregate changes in temperature over the last decade to analyze climate trends."
Alternatives: "summarize changes in" or "compile changes in".
The paper, just published in the Journal of the Royal Society Interface, builds a model of cellphone usage that lets the researchers correlate cellphone usage patterns with aggregate changes in employment.
The statistical methodologies employed here draw heavily on Bayesian sparse factor models for identifying, modularizing and correlating with clinical outcome these signatures of aggregate changes in gene expression.
For instance, the strong correlation between aggregate real GDP growth and aggregate changes in luminosity levels was found in [17] to be highly significant for the period 1992-2008.
Although not a central objective of this study, we felt it important to analyse the morning and afternoon data separately in order to assess any aggregate changes in preference/acceptability towards the four models.
This estimate is based on people who were interviewed on a particular day and at least once in the preceding five days, so that they reflect the actual changes of individual voters, not aggregate changes in different samples of voters.
Firstly, we examined aggregate changes in net coverage over time.
The results imply that factor analysis contributes to a deeper understanding of the way that the strength properties of aggregates change in-service.
On the macro level, it holds that the aggregate change in market income is transmitted via τ into an aggregate change in disposable income.
The SDA evaluated the effects of changes in US population, food-related budget, product mix and food system technologies, whilst the SCA provided a more in-depth analysis of the changes, in terms of the contribution of agriculture, processing, packaging, transportation, retail, food service and household operations to the aggregate change in energy flows.
Thus, over the seven-month period we examined, the aggregate change in the margin between the two candidates was merely 1 percentage point.
The mean aggregate change in AROM was 23.5°.
