Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Coordinates and Map Projections01:29

Coordinates and Map Projections

Coordinates and map projections are essential tools in accurately representing the Earth's surface for various applications, ranging from navigation to spatial analysis. The latitude and longitude coordinate system is a universally recognized framework for defining locations. Latitude specifies the distance of a point north or south of the equator, measured in degrees from 0° at the equator to 90° at the poles. Longitude indicates a location's position east or west of the prime meridian,...
Selected Data About Geographic Locations01:25

Selected Data About Geographic Locations

Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
Plotting of Topographic Maps01:29

Plotting of Topographic Maps

Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
Methods of Obtaining Topography01:25

Methods of Obtaining Topography

Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
Manipulation and Analysis01:21

Manipulation and Analysis

GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device01:30

Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device

Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point served as...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

No aftereffect of motor duration production on auditory duration perception.

Scientific reports·2026
Same author

Visually guided voluntary actions boost short-term ocular dominance plasticity.

Scientific reports·2026
Same author

Saccade-synchronized alpha rhythms predict strength of memory trace of stimulus orientation.

BMC biology·2026
Same author

Human vision maintains a rich representation of objects moving behind an occluder.

Current biology : CB·2026
Same author

Adaptation acts directly on the sensory representation of numerosity.

Scientific reports·2026
Same author

The pulvinar regulates plasticity in human visual cortex.

Science advances·2025
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
Same journal

The frustration of a small <i>n</i>.

Perception·2026
Same journal

Why do we have two eyes.

Perception·2026
See all related articles

Related Experiment Video

Updated: May 13, 2026

Photorealistic Learned Landscapes for Augmented Reality
06:54

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

Constructing stable spatial maps of the world.

David C Burr1, Maria Concetta Morrone

  • 1Department of Psychology, University of Florence, via San Salvi 12, 50135 Florence, Italy. dave@in.cnr.it

Perception
|March 22, 2013
PubMed
Summary
This summary is machine-generated.

The brain uses both stable, external-coordinate spatiotopic maps and rapid, transient craniotopic maps to maintain spatial awareness during eye movements. This dual system ensures effective interaction with the environment by integrating visual information across saccades.

More Related Videos

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
05:15

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition

Published on: February 19, 2018

Related Experiment Videos

Last Updated: May 13, 2026

Photorealistic Learned Landscapes for Augmented Reality
06:54

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
05:15

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition

Published on: February 19, 2018

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Visual Perception

Background:

  • The brain constructs spatial maps for environmental interaction, facing challenges from eye movements that alter retinal images.
  • Existing research debates whether spatial stability relies on fixed spatiotopic maps or adaptable retinotopic maps.

Purpose of the Study:

  • To investigate how the visual system maintains a stable spatial representation despite eye movements.
  • To determine if both spatiotopic and transient mapping strategies are employed.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) studies.
  • Motion-adaptation and saccade-adaptation experiments.
  • Psychophysical studies on stimulus localization around saccades.

Main Results:

  • Evidence for spatiotopic neural maps in the dorsal visual stream, anchored to external coordinates.
  • Identification of a transient craniotopic system that compensates for saccades by pre-shifting receptive fields.
  • Psychophysical data quantitatively supporting the integration of information across saccades by this transient system.

Conclusions:

  • The visual system employs a dual strategy: slow, high-resolution spatiotopic maps and rapid, transient craniotopic maps.
  • This combined approach ensures immediate and long-term spatial stability for environmental interaction.
  • The transient system bridges saccades, complementing the slower spatiotopic mechanism.