The phrase "a substantial perception" is correct and usable in written English.
It can be used when discussing a significant or considerable understanding or awareness of a particular subject or situation.
Example: "The study revealed a substantial perception among participants regarding the impact of climate change on their daily lives."
Alternatives: "a significant awareness" or "a considerable understanding."
She can be charmingly wry, too: "Those of us who failed to look like Brooke Shields at 17 can now fail to look like Victoria Principal at 33 and Linda Evans at 41 and like Sophia Loren at 50". "Keeping in Touch" is a treasury of clever and insightful pieces by a woman of substantial perception.
Yet many officers on the beat, aldermen and community advocates agree that there is a substantial gap in perception: many citizens believe crime is on the rise and feel unsafe.
The trouble is that legal issues such as jurisdiction are extremely difficult to fudge, and there does appear to be a substantial gap in perception between the two sides.
Focusing on clinical training, the study found a substantial variation in perception with regard to the different arenas for interprofessional teamwork, ranging from arenas with collaborative learning to arenas characterized by distrust, confrontation, disrespect and hierarchical structure.
Besides its relation to disability, depression also has a substantial effect on the perception of pain [ 44].
Results showed a substantial improvement in nurses' perceptions of knowing how to contact the correct physician when discussion of the patient's care is needed.
Don Sipple, a Republican media consultant who worked for Mr. Bush when he ran for governor of Texas, said, "If there is a substantial deterioration in voters' perceptions of his personal traits that is met with a commensurate rise on the part of Gore, that becomes very problematic".
The importance of such campaigns has been demonstrated by notable improvements in the level of acceptance of PLWHA coupled with an increase in knowledge about HIV/AIDS and a substantial reduction in negative perceptions about PLWHA in an intervention study carried out in Hong Kong.
In this paper I introduce a distinction between sensation, perception, and observation and I argue that although Churchland is right that observation involves top-down processes, there is also a substantial amount of information in perception which is theory-neutral.
On a scale from 0 to 10, this implies a substantial regional difference in risk perception.
