Sentence examples for estimates challenging from inspiring English sources

Taxis account for only 2 percent of vehicles registered in the city, but at some times of day, they can make up nearly half of Manhattan's traffic, according to some estimates — challenging the widely held perception of cabbies as the scourges of city streets.

However, in nutrient rich habitats fractionation from the source is potentially not as marked compared with nutrient poor soils [ 23, 24], making %MDN estimates challenging.

Results of our prevalence estimates challenge this assumption and expand on the literature in two meaningful ways.

Directly comparing this estimate to other estimates is challenging given the limited recent nationally-representative data from India [ 13].

Accurate pathogen-specific estimates of the number of bacterial meningitis cases are needed to monitor and refine vaccination programs, but such estimates are challenging to obtain in many countries because of limited laboratory-based surveillance capacity.

However, providing accurate effort estimates is challenging.

This causes an additional layer of experimental variance to be introduced, and makes accurate fetal DNA concentration estimates very challenging.

Population estimates are challenging for Nautilus due to its deep ocean habitats which are beyond the depth range of observational diving, its presence in remote locations, and unknown elements of its early life.

53 However, the use of informed priors provides a basis for dealing with situations where there is inconsistency in results from different trials, trials included have not reported results, and where a sparse network makes estimating heterogeneity challenging.

The Government said today that producing reliable estimates is "very challenging" due to the move from GP consultations to the National Pandemic Flu Service.

Given the complexity of the model, simultaneous identification of parameter estimates would be challenging.