Sentence examples for are challenging to classify from inspiring English sources

Tumours of haematopoietic and lymphoid tissues are heterogeneous disease entities that are challenging to classify.

Not even considering his work as a painter, playwright, or photographer, it's challenging to classify the rich, eclectic filmmaking career of Wim Wenders, which spans over four decades and is in no danger of slowing down.

In a typical ErA DP analysis, approximately 75% of the total particulates in the size range of interest (2 10 μm) are outside the capabilities of the software to adequately determine shape, and the remaining 25% of the population are extremely challenging to classify (Fig.  7).

Furthermore, current patient-derived models for researching glioblastoma do not fully recapitulate the cellular diversity of tumor cells that are present in the tumor, so it is extremely challenging to classify those cells in order to match them with the drug therapies that work.

From the beginning, drepanosaurs have been a challenge to classify.

Formal names and acronyms of specialized activities and youth groups were challenging when classifying activities.

It is a great challenge to classify the types of corrosion in the oil and gas industry in a uniform way.

Measurements were then repeated following volume challenge to classify patients as either volume responders or non-responders based on their hemodynamic response to volume expansion.

These designations have in some ways been challenged and re-classified, although the popular label "hunter-gatherer" persists in modern scholarship about California Indian peoples.

In this way he is challenging the prosecution to prove that the material was classified.

"Mixed" headaches have characteristics of both types, and because they're hard to classify, treatment can be challenging.