Attention and Memory: An Integrated Framework by Nelson Cowan

By Nelson Cowan

For many years, the basic procedures underlying reminiscence and a spotlight were understood inside of an "information processing" framework during which details passes from one processing level to a different, top ultimately to a reaction. extra lately, notwithstanding, the try to construct a normal theoretical framework for info processing has been mostly supplanted in prefer of 2 newer methods: parallel/connectionist versions of processing and direct investigations of mind functionality. In Attention and Memory, cognitive psychologist Nelson Cowan reconciles theoretical conflicts within the literature to offers an immense, analytical replace of the conventional information-processing process through editing it to include the previous couple of many years of study on reminiscence, awareness, and mind functioning. all through, the writer cogently considers and eventually refutes contemporary demanding situations to the elemental assumption of the life of exact non permanent reminiscence and selective recognition colleges. He additionally attracts a brand new contrast among reminiscence approaches working inside and out of the focal point of consciousness. Coherent and balanced, the e-book deals a clearer knowing of ways reminiscence and a focus function jointly, and the way either features are produced by means of mind strategies. it will likely be welcomed by way of scholars and researchers in cognitive psychology.

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32 Introduction: modeling memory and attention cortex; for the focus of attention, that plus additional activity in the attentional structures of the frontal and parietal lobes and hippocampus and surrounding regions; see the concluding chapter of this book). It is not clear if a perfect representation that incorporates all features could be found, but no attempt to do so will be made in this book. The representation shown in Fig. 5, from Cowan (1988), is adequate for the present purposes and has the virtue of simplicity.

Second, major changes in the physical properties of nonselected stimuli attract attention to those stimuli (Cherry, 1953). , Moray, 1959; Treisman, 1960) although this is not yet certain (Holender, 1986; Cowan, 1988). Fourth, only selected stimuli are admitted to the subject's awareness. It is possible that Treisman's (1960, 1964b) attenuation hypothesis can do all of this and still be consistent with the nested description of memory. However, this is uncertain, because Treisman did not sketch out the entire processing system including all of the elements discussed above.

Presumably, the mask terminates encoding of the target. , Hubel & Wiesel, 1963; Gersuni, 1971). Given that these features are tuned by early experience (Held & Hein, 1963; Werker & Tees, The model of Cowan (1988) 29 1984), they might well be considered part of long-term memory. Thus, the second phase of sensory memory can be considered an activation of sensory features in long-term memory, in a manner similar to the activation of nonsensory features that is said to represent short-term memory storage.

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