The phrase "a number of graphical" is correct and usable in written English.
It can be used when referring to multiple graphical elements, such as images, charts, or diagrams in a context like a report or presentation.
Example: "In the presentation, I included a number of graphical representations to illustrate the data more effectively."
Alternatives: "several graphical" or "various graphical".
"Exceptions can be flagged graphically on summary dashboards with a number of graphical metaphors employed in the form of traffic lights, dials and graphs," says Daren Cox, CEO of Project Brokers, which supplies data analysis tools to investment banks.
The engine includes a number of graphical enhancements, such as the option to play in high-resolution 640x218 graphics.
A number of graphical methods are available for describing data.
A number of graphical and mathematical programming approaches have been proposed to synthesis the optimal network.
Visual languages are distinguished by a number of graphical objects and their relations, usually arranged in the two-dimensional plane.
A number of graphical techniques and representation methods are introduced to establish the nature of the kinds of data that are being collected and the suitability of visualization for EDA of spatio-temporal data.
Hierarchical clustering analysis was performed by SPSS 18.0 for windows (SPSS Inc., Chicago, IL, USA), which comprise a number of "procedures" graphical, statistical, reporting, processing and tabulating procedures that enable simple and rapid data evaluation.
Then, a number of the graphical representations of DNA sequences were expanded into protein sequences to describe and analyze protein sequences [ 9– 26].
The VCM graphical language was designed using a small number of graphical primitives and combinatory rules.
VCM can represent various signs, diseases, physiological states, risks, antecedents, drug and non-drug treatments, laboratory tests, and medical follow-up procedures by combining a small number of graphical primitives: colors, shapes and pictograms.
In the past years an increasing number of graphical user interfaces for Molecular Dynamics (MD) were presented and concomitantly, more and more Molecular Dynamics studies were published.
