The phrase "are therefore characterized" is correct and usable in written English.
It can be used to indicate that something is defined or described by certain characteristics or qualities, often following a logical conclusion.
Example: "The species are therefore characterized by their unique adaptations to extreme environments."
Alternatives: "are thus defined" or "are consequently described".
Genetic effects are therefore characterized probabilistically by penetrance functions, that is probability distributions of developing cancer by age, given a specific genetic variant, and prevalence functions, that is frequencies of mutation by population strata.
These algorithms are therefore characterized by the mathematics behind the splitting of a surface, the test that is used to determine when to stop the recursion, and the method by which a subsurface is approximated by polyhedra.
These phenomena are, therefore, characterized by a percolation threshold which is the volume or area fraction of a phase (solid or fluid) below which that phase exists only in isolated clusters or islands.
They are therefore characterized by a WSS and ME random process having an FOS envelope.
Elite endurance athletes are therefore characterized by low body mass and body fat content.
These technologies were developed for different application scenarios and are therefore characterized by different capabilities in terms of capacity, transmission rates, coverage, and cost.
This class of drugs is therefore characterized by an impaired and variable bioavailability rendering them costly and their therapies suboptimal.
A CNT-yarn was therefore characterized for its ability to transmit power as a function of time.
The external mass transfer rates can be therefore characterized in terms of η and thickness of the concentration boundary layer, δc.
Every group is, therefore, characterized by an object plus an action, a condition or a state.
The structure of 2 was therefore characterized as shown and named baccatin IX.
