Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Levels of Use of a GIS

Levels of Use of a GIS

Geographic Information Systems (GIS) operate across three levels of application, each representing an increasing degree of complexity: data management, analysis, and prediction. These levels reflect the expanding functionality and versatility of GIS technology in handling spatial data for diverse purposes.Data ManagementAt its foundational level, GIS serves as a tool for data management, enabling the input, storage, retrieval, and organization of spatial data. This level is often employed in...

Manipulation and Analysis

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...

Plotting of Topographic Maps

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,...

Topographic Surveying and Contours

Topographic Surveying and Contours

Topographic surveying is critical for documenting the Earth's surface, focusing on capturing elevations, slopes, and natural and man-made features. It is essential in construction planning, water resource management, and land-use analysis. The primary outcome of such surveys is a topographic map, which uses contour lines to visually represent the shape and slope of the terrain, providing valuable insights into the landscape's characteristics.Contour lines are fundamental to understanding the...

Methods of Obtaining Topography

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,...

Introduction to GIS

Introduction to GIS

Geographic Information Systems (GIS) are tools for storing, analyzing, and displaying spatial data alongside related attributes. Unlike traditional information systems that address general queries, GIS incorporates spatial components, enabling users to answer "where" and "how far." For example, GIS can process housing data linked to geographic locations like zip codes, allowing insights into population density or housing distribution through thematic maps.GIS integrates technologies such as...

You might also read

Related Articles

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

Sort by

Same author

Evaluating Preattentive Features for Detecting Changes in Virtual Environments.

IEEE transactions on visualization and computer graphics·2026

Same author

Perception of Visual Variables on Virtual Wall-Sized Tiled Displays in Immersive Environments.

IEEE transactions on visualization and computer graphics·2025

Same author

Carbon confined GeO<sub>2</sub> hollow spheres for stable rechargeable Na ion batteries.

RSC advances·2023

Same author

An Upgraded, Highly Saturated Linkage Map of Japanese Plum (<i>Prunus salicina</i> Lindl.), and Identification of a New Major Locus Controlling the Flavan-3-ol Composition in Fruits.

Frontiers in plant science·2022

Same author

Phytoplankton community structural reshaping as response to the thermal effect of cooling water discharged from power plant.

Environmental pollution (Barking, Essex : 1987)·2021

Same author

HisVA: A Visual Analytics System for Studying History.

IEEE transactions on visualization and computer graphics·2021

Same journal

Blue Noise Dithering for Reservoir-based Spatio-temporal Importance Resampling.

IEEE transactions on visualization and computer graphics·2026

Same journal

ROS-GS: Relightable Outdoor Scenes With Gaussian Splatting.

IEEE transactions on visualization and computer graphics·2026

Same journal

MesoSplats: Texture Synthesis with Gaussian Splatting.

IEEE transactions on visualization and computer graphics·2026

Same journal

GLLA: A Unified Force-Directed Graph Layout Framework Supporting Local Adjustments.

IEEE transactions on visualization and computer graphics·2026

Same journal

Multi-Perception Crowd: Learning to combine entity and implicit perception for diverse crowd simulation.

IEEE transactions on visualization and computer graphics·2026

Same journal

Hiding in Plain Sight: Camouflaging Real-world Objects.

IEEE transactions on visualization and computer graphics·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 10, 2025

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Published on: February 25, 2013

Evaluating Effectiveness of Interactivity in Contour-Based Geospatial Visualizations.

Abdullah-Al-Raihan Nayeem, Dongyun Han, William J Tolone

IEEE Transactions on Visualization and Computer Graphics

|October 16, 2024

Summary

This summary is machine-generated.

Interactive features significantly improve data analysis and understanding with contour maps. This study quantifies the benefits of user interaction for geospatial visualizations in analytical tasks.

More Related Videos

Evaluating Usability Aspects of a Mixed Reality Solution for Immersive Analytics in Industry 4.0 Scenarios

Evaluating Usability Aspects of a Mixed Reality Solution for Immersive Analytics in Industry 4.0 Scenarios

Published on: October 6, 2020

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Published on: October 18, 2024

Related Experiment Videos

Last Updated: Jun 10, 2025

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Published on: February 25, 2013

Evaluating Usability Aspects of a Mixed Reality Solution for Immersive Analytics in Industry 4.0 Scenarios

Evaluating Usability Aspects of a Mixed Reality Solution for Immersive Analytics in Industry 4.0 Scenarios

Published on: October 6, 2020

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Published on: October 18, 2024

Area of Science:

Geographic Information Systems (GIS)
Geospatial Data Visualization
Human-Computer Interaction (HCI)

Background:

Contour maps are vital for terrain analysis, but user interaction's role in cognitive enhancement for geospatial data exploration remains under-investigated.
Existing interactive approaches lack clear guidelines regarding purpose, application, and design primitives for contour map analysis tasks.

Purpose of the Study:

To investigate the impact of interactive features on analytical tasks using contour-based geospatial visualizations.
To quantify the benefits of user interaction for enhancing data analysis and understanding in complex spatial datasets.

Main Methods:

Development of a novel contour-based interactive geospatial visualization tool.
Conducting a crowd-sourced user study with 62 participants to evaluate the interactive features' effectiveness.

Main Results:

Interactive features were found to significantly aid users in data analysis and comprehension.
Benefits were observed across various aspects including spatial data extent, map layout, task complexity, and user expertise levels.

Conclusions:

User interaction is crucial for improving the analytical capabilities of contour-based geospatial visualizations.
Findings provide guidelines for designing effective interactive features tailored to specific analytical tasks in geospatial contexts.