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

Equilibrium and Balance

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...

Vector Functions and Motion: Problem Solving

Vector Functions and Motion: Problem Solving

Accurate position tracking is fundamental to the safe and effective operation of unmanned aerial vehicles (UAVs), particularly during precision maneuvers near complex structures. In this scenario, a drone is programmed to perform a high-precision inspection of a vertical structure, starting at position ((x, y, z) = (3, 0, 0)), with an initial velocity oriented in the positive z-direction. The trajectory of the drone is governed by a time-dependent acceleration function a(t), which is predefined...

You might also read

Related Articles

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

Sort by

Same author

Single-residue engineering of Klenow fragment enables broad acceptance of chemically modified nucleotides.

Nucleic acids research·2026

Same author

Chemotherapy combined with immunotherapy vs. chemotherapy: comparison of safety and efficacy in adjuvant therapy for intrahepatic cholangiocarcinoma.

Frontiers in oncology·2026

Same author

Thermal stability of P-loaded Li-LSX zeolites for air separation.

RSC advances·2026

Same author

Correction: Bridging reward and resilience: the endocannabinoid system as a unifying mechanism in exercise-induced protection against major depressive disorder.

Frontiers in psychiatry·2026

Same author

Prognostic utility of circulating tumor DNA assessment in immune checkpoint inhibitor-treated advanced non-small cell lung cancer: a systematic review and meta-analysis.

Frontiers in immunology·2026

Same author

Guilu Erxian Glue Restores Immune Homeostasis in Aplastic Anemia Mice by Regulating Treg Lineage Stability via the miRNA-17/10a and FasL/Fas Signaling Pathways.

Journal of inflammation research·2026

Search research articles

Related Experiment Video

Updated: Jun 17, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

Self-powered acceleration sensors arrayed by swarm intelligence for table tennis umpiring system.

Ke Lu¹, Chaoran Liu¹, Haiyang Zou²

¹Ministry of Education Engineering Research Center of Smart Microsensors and Microsystems, College of Electronics and Information, Hangzhou Dianzi University, Hangzhou, China.

|October 17, 2022

Summary

This study introduces an intelligent umpiring system using self-powered sensors to improve table tennis accuracy. The novel system precisely detects ball collision points, reducing human error in competitive sports officiating.

More Related Videos

SwarmSight: Real-time Tracking of Insect Antenna Movements and Proboscis Extension Reflex Using a Common Preparation and Conventional Hardware

SwarmSight: Real-time Tracking of Insect Antenna Movements and Proboscis Extension Reflex Using a Common Preparation and Conventional Hardware

Published on: December 25, 2017

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Published on: June 16, 2021

Related Experiment Videos

Last Updated: Jun 17, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

SwarmSight: Real-time Tracking of Insect Antenna Movements and Proboscis Extension Reflex Using a Common Preparation and Conventional Hardware

SwarmSight: Real-time Tracking of Insect Antenna Movements and Proboscis Extension Reflex Using a Common Preparation and Conventional Hardware

Published on: December 25, 2017

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Published on: June 16, 2021

Area of Science:

Sports Technology
Sensor Networks
Optimization Algorithms

Background:

Table tennis umpiring relies on subjective visual observation, leading to potential inaccuracies.
Existing methods lack precision in determining ball collision points during matches.

Purpose of the Study:

To develop a novel intelligent umpiring system for table tennis using arrayed self-powered acceleration sensor nodes.
To enhance the accuracy and reliability of officiating in table tennis competitions.

Main Methods:

Established a sensor node array model for detecting ball collision points on the table.
Applied level-based competitive swarm optimization to optimize sensor node distribution.
Reduced sensor count from 58 to 51 through optimization.

Main Results:

Achieved precise detection of ball collision points with uniform error distances below 3.5 mm.
Verified the theoretical reliability of the optimized sensor node distribution.
Demonstrated the effectiveness of the intelligent umpiring system in enhancing accuracy.

Conclusions:

The proposed system significantly improves the accuracy of table tennis umpiring.
Arrayed self-powered sensor nodes offer a reliable solution for automated sports officiating.
This research provides a foundation for advanced intelligent umpiring systems in competitive sports.