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Related Concept Videos

Encoding01:19

Encoding

Information enters the brain through encoding, which is the input of information into the memory system. Once sensory information is received from the environment, the brain labels or codes it. The information is then organized with similar information and connected to existing concepts. Encoding occurs through automatic processing and effortful processing.
Automatic processing involves the encoding of details like time, space, frequency, and the meaning of words, usually done without conscious...
Working Memory01:24

Working Memory

Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.
Storage01:23

Storage

A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze each...
Chunking and Rehearsal in Sensory Memory01:22

Chunking and Rehearsal in Sensory Memory

Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of information more...
Impact of Schemas01:30

Impact of Schemas

Schemas are cognitive structures that provide a framework for interpreting and organizing social information. They help individuals navigate complex environments by offering expectations about people, events, and behaviors. Schemas influence attention, encoding, and retrieval processes, thereby shaping the entire trajectory of information processing in social contexts.Attention and Cognitive LoadDuring initial attention, schemas function as filters that prioritize schema-consistent information,...
Sensory Modalities01:15

Sensory Modalities

Sensation typically is the process by which the sensory receptors and sense organs detect stimuli from the internal and external environment and transmit this information to the central nervous system for processing.
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...

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Semantic encoding in working memory: is there a (multi)modality effect?

Franco Delogu1, Antonino Raffone, Marta Olivetti Belardinelli

  • 1Department of Psychology, Sapienza University of Rome, Rome, Italy. franco.delogu@uniroma1.it

Memory (Hove, England)
|June 19, 2009
PubMed
Summary
This summary is machine-generated.

Multimodal working memory shows benefits from combining sensory inputs. Auditory or audio-visual presentation enhanced memory span for both non-verbal and verbal tasks, with articulatory suppression impacting performance.

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Working Memory Research

Background:

  • Multisensory integration is crucial for cognition.
  • Limited research exists on multimodal encoding and maintenance in working memory.

Purpose of the Study:

  • Investigate multimodal encoding in working memory.
  • Examine effects of different sensory modalities (visual, auditory, audio-visual) and formats (non-verbal, verbal) on memory span.
  • Assess the impact of articulatory suppression on multimodal working memory performance.

Main Methods:

  • Immediate serial recall task with varied modality and format conditions.
  • Non-verbal condition: sequences of visual, auditory, or audio-visual familiar object representations.
  • Verbal condition: written, spoken, or bimodal presentation of words denoting the same objects.
  • Articulatory suppression was applied in both conditions.

Main Results:

  • A bimodal superiority effect was observed for non-verbal material memory span.
  • Auditory or bimodal presentation yielded a larger memory span than visual presentation for verbal material.
  • Articulatory suppression significantly affected performance in both conditions.

Conclusions:

  • Working memory performance is enhanced by combining multiple sensory modalities.
  • Auditory and bimodal processing appear more effective for both non-verbal and verbal working memory tasks.
  • Articulatory suppression interferes with multimodal working memory encoding and maintenance.