Results 41 to 50 of about 262,492 (221)

The Impact of Thrown Ball Drill and Deep Drive Training on Backhand Hitting Ability of Field Tennis Players

open access: yesIndonesian Journal of Physical Education and Sport Science
Study purpose. Backhand shots really need to be mastered well by field tennis players. Mastery of quality backhand shot techniques will affect player motivation in the match.
Lazuardy Akbar Fauzan   +4 more
doaj   +1 more source

Designation and Control of Landing Points for Competitive Robotic Table Tennis

open access: yesInternational Journal of Advanced Robotic Systems, 2015
Competitive robotic table tennis involves many topics such as smart ball returning strategy, precise motion control, etc. It remains a quite challenging task due to the unpredictable, uncooperative incoming ball and the requirement of a smart strategy to
Jing Li   +5 more
doaj   +1 more source

Effects of table tennis multi-ball training on dynamic posture control [PDF]

open access: yesPeerJ, 2019
Background Prior to the 2017 table tennis season, each participant performed the anterior, posteromedial, and posterolateral the star excursion balance test (SEBT) reach distances in a randomized order.
Yaodong Gu   +3 more
doaj   +2 more sources

Self‐Sensing Artificial‐Muscle‐Empowered Humanlike Perception, Interaction, and Positioning

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
The proposed self‐sensorized artificial muscle (SSAM) can sense its length change as small as 0.01 mm via a seamlessly integrated multi‐segment induction coil. The SSAM provides accurate length information regardless of its loadings, driving pressure, or muscle design, adequate for robust data‐driven feedback control.
Houping Wu   +6 more
wiley   +1 more source

Fitness testing in tennis: Influence of anthropometric characteristics, physical performance, and functional test on serve velocity in professional players.

open access: yesPLoS ONE, 2021
The aims of this study were to examine the relationship between anthropometric variables, physical performance, and functional test with serve velocity regarding tennis players' level and to design regression models that effectively predict serve ...
Alejandro Sánchez-Pay   +5 more
doaj   +1 more source

Tracking a table tennis ball for umpiring purposes using a multi-agent system [PDF]

open access: yes, 2016
Tracking a table tennis ball for umpiring purposes is a challenging task as, in real-match scenarios, the ball travels fast and can become occluded or merged with other background objects.
Dooley, Laurence   +3 more
core  

Soft Tennis Ball.

open access: yesNIPPON GOMU KYOKAISHI, 1994
PURPOSE:To provide an excellent improved weatherability and provide a soft tennis ball whose surface crack generation is small and which has almost the same striking feeling and forming workability with those of a ball of natural rubber alone, by making the ball out of a rubber formation which contains by a specific rate EPDM whose iodine value is ...
openaire   +2 more sources

Optical Fiber‐Based Versatile Wearable Force Myography System: Application to Human–Robot Interaction

open access: yesAdvanced Intelligent Systems, EarlyView.
A compact and flexible wearable force myography sensor based on optical fiber technology detects muscle activity through pressure‐induced light loss. The sensor offers high sensitivity for detecting subtle force and finger motion changes, along with excellent signal stability under dynamic and sweating conditions.
Chongyoung Chung   +3 more
wiley   +1 more source

Finite element modelling and experimental study of oblique soccer ball bounce [PDF]

open access: yes, 2011
In this study, we develop a finite element model to examine the oblique soccer ball bounce. A careful simulation of the interaction between the ball membrane and air pressure in the ball makes the model more realistic than analytical models, and helps us
Degrieck, Joris   +3 more
core   +1 more source

Language‐Guided Robot Grasping Based on Basic Geometric Shape Fitting

open access: yesAdvanced Intelligent Systems, EarlyView.
This article presents a language‐guided, model‐free grasping framework that integrates multimodal perception with primitive‐based geometric fitting. By explicitly modeling object geometry from RGB‐D data, the method enables semantically controllable grasp pose generation and achieves robust performance in both structured and cluttered real‐world ...
Qun Niu   +5 more
wiley   +1 more source

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