The phrase "ability of subject" is correct and usable in written English.
It can be used in contexts discussing the capabilities or skills of a particular subject, such as a person or an object of study.
Example: "The ability of subject to adapt to new environments is crucial for survival."
Alternatives: "subject's capability" or "subject's skill".
This method, which also was used after the 1986 Chornobyl nuclear power plant disaster, hinges on the ability of study subjects to remember their activities, hour by hour, after a gap of several months.
This study sought to investigate the predictive ability of subject-specific models of whole costal cartilage segments, with the calcified regions modeled distinctly and with the perichondrium removed (from the physical specimens as well as from the simulations).
Chewing ability of subjects with shortened dental arches.
Sarita, P. T. et al. Chewing ability of subjects with shortened dental arches.
Trials like Interphone depend on the ability of subjects to recall their prior exposures.
Design: Within-subject comparisons of the ability of subjects to perform wheelies with their eyes open (EO) and their eyes closed (EC).
Interventions: The ability of subjects to replicate 3 criterion positions was examined on subjects' right shoulders by using an isokinetic dynamometer.
This imperfect heralding efficiency affected neither the ability of subjects to detect single photons nor the validity of our observation on single-photon-induced modulation of the sensitivity of the visual system.
Training Spatial Knowledge Acquisition Using Virtual Environments was a program to explore the training effectiveness of various VE representations of complex architectural spaces, with the goal of improving the general ability of subjects to acquire such knowledge.
Operating on the premise that the ability to delay eating the marshmallow had depended on a child's ability to banish thoughts of it, they decided on a series of tasks that measure the ability of subjects to control the contents of working memory — the relatively limited amount of information we're able to consciously consider at any given moment.
