Psychophysics

Herman Ebbinghaus
Herman Ebbinghaus
Herman Ebbinghaus During the late 1800's a new science was emerging in Europe. Psychology's roots can be traced back to Germany and a man by the name of William Wunt. Following Wunt other psychologists began emerging in different fields. Of these pioneers Herman Ebbinghaus was one, and his field of study was memory. He performed the first experiments in 1885 in Germany and the following is a background on the man and his field. Herman Ebbinghaus was born in 1850 in Germany and died there in 190
Psychophysics
Psychophysics
Psychophysics An Approximate psychological law relating the degree of response or sensation of a sense organ and the intensity of the stimulus. The law asserts that equal increments of sensation are associated with equal increments of the logarithm of the stimulus, or that the just noticeable difference in any sensation results from a change in the stimulus, which bears a constant ratio to the value of the stimulus. Ernst Heinrich Weber (1795-1878) Weber was the first German anatomist and physi
Speech Perception
Speech Perception
Speech Perception Speech perception is the ability to comprehend speech through listening. Mankind is constantly being bombarded by acoustical energy. The challenge to humanity is to translate this energy into meaningful data. Speech perception is not dependent on the extraction of simple invariant acoustic patterns in the speech waveform. The sounds acoustic pattern is complex and greatly varies. It is dependent upon the preceding and following sounds (Moore, 1997). According to Fant (1973), s