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

Methods of Obtaining Topography01:25

Methods of Obtaining Topography

28
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,...
28
Rapidly Varying Flow01:24

Rapidly Varying Flow

28
Rapidly varying flow (RVF) in open channels is characterized by abrupt changes in flow depth over a short distance, with the rate of depth change relative to distance often approaching unity. These flows are inherently complex due to their transient and multi-dimensional nature, making exact analysis difficult. However, approximate solutions using simplified models provide valuable insights into their behavior.Key Features of Rapidly Varying FlowRVF is commonly observed in scenarios involving...
28
Electronic Distance Measuring Instruments01:30

Electronic Distance Measuring Instruments

13
Electronic Distance Measuring Instruments (EDMs) are essential tools in modern surveying, offering precise distance measurements by emitting electromagnetic signals and calculating the time required for these signals to travel to a target and return. Two primary types of signals are used in EDMs — light waves and microwaves — each suited to specific environmental and distance requirements. Light-wave-based EDMs utilize either infrared or laser light, providing high accuracy over short...
13
Design Example: Maintaining Level of an Embankment01:19

Design Example: Maintaining Level of an Embankment

35
Constructing a roadway embankment over uneven terrain requires precise leveling to ensure stability and proper drainage. Surveyors use a leveling instrument and staff to calculate ground elevations and determine the required fill material at each point along the embankment alignment.The process begins by positioning a leveling instrument near a benchmark with a known elevation. A backsight reading establishes the instrument height, which serves as a reference for subsequent measurements. A...
35
Types of Global Positioning System Surveys01:30

Types of Global Positioning System Surveys

36
GPS surveying methods vary in application, accuracy, and data collection techniques, catering to diverse surveying and mapping needs. Static GPS, kinematic GPS, and real-time kinematic (RTK) surveying are widely used. Each technique offers distinct advantages.Static GPS involves placing one receiver at a known reference point and another at the target point. It collects exact positional data by observing multiple satellite ranges over an extended period, achieving centimeter-level accuracy for...
36
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

14
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...
14

You might also read

Related Articles

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

Sort by
Same author

Atomic H*-mediated electrochemical reduction of bromate by a facile Ti/Pd@MXene filter electrode.

Journal of hazardous materials·2024
Same author

CmPYL7 positively regulates the cold tolerance via interacting with CmPP2C24-like in oriental melon.

Physiologia plantarum·2024
Same author

[Electroacupuncture at acupoints of liver meridian for diminished ovarian reserve of liver depression: a randomized controlled trial].

Zhongguo zhen jiu = Chinese acupuncture & moxibustion·2024
Same author

LCN2 depletion aggravates sepsis-induced liver injury by regulating PTGS2-dependent ferroptosis.

International journal of medical sciences·2024
Same author

Repeatability of quantitative MR fingerprinting for T<sub>1</sub> and T<sub>2</sub> measurements of metastatic bone in prostate cancer patients.

European radiology·2024
Same author

3D Creatine Kinase Imaging (CKI) for In Vivo Whole-Brain Mapping of Creatine Kinase Reaction Rates with <sup>31</sup>P-Magnetization Transfer MR Fingerprinting.

Research square·2024
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles

Related Experiment Video

Updated: May 10, 2025

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds
12:50

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

11.1K

A Rapid Deployment Method for Real-Time Water Surface Elevation Measurement.

Yun Jiang1

  • 1College of Information Science and Engineering, Hohai University, Changzhou 213200, China.

Sensors (Basel, Switzerland)
|April 28, 2025
PubMed
Summary
This summary is machine-generated.

This study presents a novel non-contact water level measurement method using stereo vision cameras and point cloud processing. The system achieves high accuracy, with errors less than 2 cm over a 5 m range, ideal for challenging environments.

Keywords:
binocular stereo visionelevation measurementplane fittingstereo match

More Related Videos

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds
06:37

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Published on: November 13, 2017

9.2K
Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools
09:32

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Published on: November 20, 2017

9.2K

Related Experiment Videos

Last Updated: May 10, 2025

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds
12:50

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

11.1K
Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds
06:37

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Published on: November 13, 2017

9.2K
Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools
09:32

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Published on: November 20, 2017

9.2K

Area of Science:

  • Environmental Monitoring
  • Computer Vision
  • Geospatial Measurement

Background:

  • Traditional water level measurement methods often require physical contact or auxiliary devices, limiting their application in remote or inaccessible areas.
  • Existing vision-based techniques are frequently confined to laboratory settings, hindering real-world applicability.
  • There is a need for non-contact, adaptable solutions for accurate water surface elevation monitoring.

Purpose of the Study:

  • To develop and validate a novel, non-contact method for measuring water surface elevation using stereo vision and point cloud processing.
  • To assess the feasibility and accuracy of a shore-based monitoring system in real-world measurement scenarios.
  • To provide an adaptable and efficient solution for water level monitoring in challenging environments.

Main Methods:

  • Implementation of an on-site monitoring system utilizing a ZED 2i binocular camera.
  • Evaluation of camera uncertainty in a real measurement scenario.
  • Stereo matching of water surface images to generate parallax maps.
  • Utilizing binocular camera calibration results to derive 3D point cloud coordinates of the water surface.
  • Application of the RANSAC algorithm to solve for the horizontal plane equation and determine water surface height.

Main Results:

  • The developed system successfully obtains 3D point cloud coordinate values of the water surface.
  • The RANSAC algorithm effectively determines the horizontal plane equation for accurate height calculation.
  • The water level measurement error was found to be less than 2 cm within a measured elevation range of 5 m.

Conclusions:

  • The proposed method offers a significant advancement in non-contact, shore-based water level monitoring.
  • This approach eliminates the need for physical water references, enhancing adaptability and efficiency.
  • The system demonstrates high accuracy and is suitable for monitoring water levels in remote or challenging environments.