Vicente Luis del Campo

Universidad de Extremadura | UNEX · Department of Didactics of Music, Plastic and Body Expression

This study assessed the influence of sensorimotor experiences, predicated on role specificity, on visual search patterns and performance judgments in three experts in gymnastics (i.e., gymnast, coach and judge). They observed video recordings of six trials demonstrating skilled performance of three different gymnastic skills, while their visual beh...

The ecological dynamics approach offers new insights to understand how athlete nervous systems are embedded within the body–environment system in sport. Cognitive neuroscience focuses on the neural bases of athlete behaviors in terms of perceptual, cognitive, and motor functions defined within specific brain structures. Here, we discuss some limita...

In this study we assessed the influence of previous embodied refereeing experience on perceptual strategies used for judging offside events in football. For this purpose, 11 assistant referees and 11 players watched a video-projected image of 24 offside sequences on a screen (5 × 3 m) in a laboratory. All participants, who were experienced in footb...

The aim of the study was to build a low-cost mask-type eye tracker with accuracy and precision levels similar to those reported for commercial eye tracking devices. To this end, head-mounted hardware was designed and developed, while open-source software was modified for digital image capture, manipulation, and fixation analysis. An image recogniti...

The penalty kick is a crucial action in a football match that may determine the final outcome. It features a direct interaction between the shooter and goalkeeper where both search for relevant information as a means to achieve their respective performance goals. A case study, composed of an on-field intervention, was designed to analyze the influe...

The study analyzed the gaze behavior and decision-making performance of 20 soccer assistant referees while judging offside events. Specifically, gaze behaviors, gaze entropy, and estimated quiet eye (eQE; defined as the last fixation prior to the attacker’s ball pass) characteristics (i.e., location, onset, offset, and duration) were analyzed in re...

Introduction: Visual attention is a cognitive skill related to visual perception and neural activity, and also moderated by expertise, in time-constrained professional domains (e.g., aviation, driving, sport, surgery). However, the contribution of both perceptual and neural processes on performance has been studied separately in the literature. De...

This study novelty aimed to investigate the influence of manipulating the available time to perform the training tasks on soccer players´ ocular metrics, following training. Specifically, pupillary response (pupil diameter) and saccadic features (latency, accuracy, velocity and number) were measured with a portable eye tracker following training to...

Introduction: The aim of the study is to address embodied planning in climbing. Embodied planning was conceptualized as the interaction between perceptual-cognitive pre-planning and motor execution. Methods: In an experimental study, 18 climbers were asked to pre-plan a climbing route and to perform the route afterward. During pre-planning, the vi...

Background: The search for alternatives to improve physical performance is rising, and in recent years has been focused on the brain. No bibliometric study analyzing research on physical activity (PA) and transcranial stimulation has been found in the scientific literature. Aims: To provide an overview of the existing scientific research on PA and...

Eye-tracking research has allowed the characterisation of gaze behaviours in some racket sports (e.g., tennis, badminton), both in controlled laboratory settings and in real-world scenarios. However, there are no studies about visual patterns displayed by athletes in padel. Method: The aim of this exploratory case study was to address the visual be...

El objetivo del estudio fue investigar los efectos de proporcionar información probabilística, obtenida del análisis en vídeo de las tendencias de pase de las colocadoras oponentes, sobre el rendimiento en el bloqueo de una jugadora de alto nivel de voleibol. Se analizó su tiempo de reacción, toma de decisión y calidad de ejecución durante 1117 acc...

The aim of the study was to address the influence of past and current motor experiences as soccer players in a sample of amateur soccer referees when judging ambiguous foul situations occurring in real soccer matches. A case design was used to evaluate the contribution of these motor experiences as soccer players on the accuracy of referees’ decisi...

Abstract: Route previewing has been established as a critical parameter in indoor climbing performance, as it could determine the success or failure in ascending the route. We addressed the effect of different types of previews on output climbing performance. Twenty-one advanced climbers (7b and 7c+ climbing grade) were required to complete 18 rou...

Aloud (TA) has been used to capture athlete thoughts during competition over 1 or 2 sessions, however, no TA study has collected data during real-world routine training sessions longitudinally. Therefore, this mixed methods study used TA, a diary and reflective interview to record the subjective experience of using TA to collect verbal reports from...

In this study we assessed the contribution of augmented probabilistic information on the motor behavior of novice defenders during 1 vs. 1 basketball play. More specifically, we aimed to investigate the influence of different probabilities of attacks to the basket (Level 1: High-probability of a single attack action; Level 2: Equal probability of t...

Resumen. El objetivo del estudio fue conocer el porcentaje medio de accesibilidad física de un conjunto de instalaciones deportivas convencionales en Extremadura, así como determinar el porcentaje de accesibilidad de cada de una de las zonas que formaban parte de dichas instalaciones deportivas. Específicamente, 38 pistas polideportivas cubiertas f...

The aim of the present study was to describe and compare the motor patternsof climbers with different skilllevelswhen usingthe dyno technique. The sample of participants was10 climbers, 5 highskillclimbers and 5 low skillclimbers. Kinematic variables of position, velocity and acceleration of different body segments were measured. A 23-point anatomi...

The aim of the study was to assess the effects of manipulating video speeds on visual behavior and decision accuracy of 10 amateur football assistant referees (ARs) when perceived video sequences of 24 possible offside actions on a large screen. An eye tracker was used to analyze participants’ visual behaviors. Signal detection analysis provided fu...

El objetivo del trabajo fue conocer si la habilidad para recordar patrones de juego en balonmano estuvo influida por el tiempo en el que dichas acciones de juego fueron percibidas por los jugadores. La muestra de participantes estuvo formada por un total de 7 jugadores federados de balonmano, categoría infantil. Los participantes tenían que observa...

The study examined effects of spatial stimulus–response compatibility on response time and response accuracy in 20 novice combat sport athletes. Two equivalent groups, based on initial reaction time measures, were required to perceive and move quickly and accurately in response to an unspecific visual stimulus presented on a large screen during two...

Introduction: Surgeons’ cognitive workload should be controlled during a surgical intervention for a successful and safe performance. Eye tracking technologies could be used for cognitive workload monitoring by analyzing the pupil size and blink frequency of surgeons. This work aims to study the surgeons’ cognitive workload watching an advanced lap...

The region of Extremadura, as other zones in Spain, has carried out different plans for the development of natural areas in the last decades, such as the protection of natural spaces. These programs have had some impact on society, but they have not prevented the gradual depopulation of the rural territory. This problem is bigger if we add the redu...

Este estudio de casos analizó la influencia de tener experiencias corporales previas (a nivel visual, motriz y de enseñanza) en danza clásica sobre las estrategias de búsqueda visual y de juicio perceptivo. Tres participantes de danza clásica, con diferentes experiencias visuales, motrices, y de enseñanza (i.e., participante experto, participante i...

El objetivo del estudio fue conocer la influencia de la perspectiva de visionado (egocéntrica o alocéntrica) sobre el comportamiento motor de una muestra reducida de tenistas noveles cuando percibieron servicios de tenis video-proyectados en laboratorio. Específicamente, un grupo de tenistas (n=6) percibió la secuencia de ensayos con una perspectiv...

El objetivo del estudio fue analizar la calidad emitida del servicio de actividades físicas en la naturaleza por parte de trabajadores de empresas extremeñas de turismo activo. Complementariamente, se analizó si la calidad percibida de dicho servicio estaba influida por el rol del trabajador, gerente o monitor deportivo, dentro de la empresa. La mu...

El objetivo del estudio fue comparar el comportamiento motor (i.e., tiempo de reacción y precisión en la respuesta) en una muestra reducida de boxeadores de diferente nivel deportivo (n = 4 avanzados y n = 4 noveles) durante la percepción de series de 10 acciones de ataque del oponente a diferentes distancias (i.e., corta, media, larga), tanto en s...

El objetivo del trabajo fue conocer si el reconocimiento de patrones de juego en fútbol influye en el comportamiento motor de futbolistas. La muestra estuvo formada por tres grupos de ocho futbolistas con diferente Nivel deportivo (Tercera División, Preferente, Cadete). Los participantes percibieron una secuencia video-proyectada con situaciones re...

El objetivo del estudio es cuantificar el efecto de la información situacional probabilística (ISP) sobre el rendimiento deportivo, y en concreto sobre el inicio en el tiempo de respuesta y la precisión de los deportistas. Existe evidencia científica que los deportistas de mayor nivel deportivo desarrollan la habilidad perceptiva para usar la ISP,...

El objetivo del presente estudio es explorar la seguridad de los espacios y equipamientos deportivos públicos de tipo convencional en Extremadura. Para ello, se analizaron un total de 144 espacios deportivos (terrestres y acuáticos) y se cumplimentaron 3.357 ítems, de acuerdo con los check list elaborados por el Consejo Superior de Deportes (CSD) e...

El objetivo del estudio es analizar la seguridad (1 = Sí cumple, 0 = No cumple) de las instalaciones y equipamientos deportivos de centros educativos de la ciudad de Mérida en base a la normativa NIDE y UNE-EN. También se valora su utilización (1 = Sí utilizaría, 0 = No utilizaría), riesgo y estado general de conservación (escala del 1 al 5). Todas...

The objective of the study is to carry out, from a psychological perspective, an analysis of the situational probabilistic information (SPI) term in the sport domain. Specifically, a conceptual delimitation, review of studies, an interpretation of results are carried out, with interdisciplinary and critical perspective, based on cognitive and ecolo...

This study addresses the visual and motor behavior, and success rate, of 40 novice tennis players in a laboratory setting and an on-court situation when viewing a passing-shots rally performed by an expert tennis player located at the back line of the court. The tennis players had to move fast and quickly through forehand or backhand volleys. Visua...

This study examines the 8 football referees´ visual behavior during the perception of offside actions carried out in a laboratory setting. The task consists on perceiving a rally of 24 trials onto a screen (5x3m) with reduced play situations and that could conclude with an offside action. Participants perceive the sequence with the ASL Eye Tracking...

El presente trabajo estudia las diferencias en cuanto a niveles fuerza y acciones explosivas de salto existentes entre jugadores de baloncesto profesionales y amateurs con el fin de conocer qué variables discriminan el nivel de rendimiento en la capacidad de salto. Se valoró una muestra de jugadores de baloncesto (n = 26), tanto profesionales (n =...

Currently, direct empirical evidence exists about the amount of mechanical load that climbers apply to each finger during several hand grips specific to sport climbing, but not yet in a specific hanging position. The objectives of this study are a) to draw and build a solid and rigid support that simulates the real action of a hand grip in a hangin...

The aim of this study is to analyze the visual search strategies of expert (n=5) and inexperienced drivers (n=5) during a simulated task of driving in laboratory. The ocular movements are recorded with an ASL SE5000 eye tracking system; and the number, time and location of these fixations are analyzed too. The drivers observed a sequence of specifi...

Several works have studied the utility of variability for motor learning. This methodology has been compared with the constant practice methodology, but it not has been compared with mixed methodology. The aim of this study is to know the effects of constant, variability and mixed practice methodology for overarm throw learning. Participants (n=30)...

The research uses a cognitive perspective to analyse the visual and motor behaviour of a sample of junior tennis players during their perception of different shot movements made by an opposing player. Visual fixations (time and location) were recorded using the ASL SE5000 eye tracking system and the time parameters of motor response (reaction time,...

The aim of this study is to describe the muscular volume and strength of different body segments from a sample of 19 English male participants, with a mean age of 43.84 (±11.62). An isometric dynamometer (Standard type S) has been used for the strength measurements, as well as an isokinetic device (Cibex Norm, Ronkonkama, New York, U.S.A.) and a M....

The aim of our research was to describe the physical and anthropometric characteristics of 25 gymnasts from the talent identification program of the Extremeña Gymnastics Federation. Subjects were classified according to their specialty: women‘s artistic gymnastic (WAG) and rhythmic gymnastics (RG). The dependent variables include body fat percentag...

Veinte sujetos fueron evaluados durante la realización de rápidos movimientos de extensión del codo. En este trabajo se analizan los efectos que el tipo de finalización del movimiento (marcaje vs. golpeo) y el tipo de práctica deportiva (voleibol vs. kárate) tienen sobre variables específicas temporales de electromiografía cinemáticas y de electrom...

La Tesis Doctoral estudia la influencia de varias técnicas (preíndices y oclusión), basadas en la anticipación, sobre aspectos del comportamiento visual y de reacción de una muestra de deportistas. Además, se valora el papel de la práctica física en el aprendizaje de la tarea así como la prescripción de información por el investigador.

This study analyses the visual behaviour performed by tennis coaches with different levels of experience, when they shown a second top-spin serves in a video-based and court situations during a performance error detection process. The ASL SE5000 eye tracking system was used to detect and record the point of gaze in the visual field. Three experimen...

El presente trabajo analiza los efectos que sobre el rendimiento tiene la organización de la práctica con interferencia contextual en tres habilidades de lanzamiento y recepción. En este estudio ha participado una muestra de 392 escolares, pertenecientes a diferentes cursos de primero, segundo y tercero de E.S.O. Se estudia el efecto que la organiz...

The study of the visual and motor behaviour in a simulated situation of return to service in tennis and wheelchair tennis was carried out, where participants responded to the serves in both real-life (3D) and video-based settings (2D). Automated systems to acquire data were employed, trying to simulate the attentional demands of the game in the vid...

The aim of this study consists of the application of an experimental protocol that allows information to be obtained about the visual search strategies elaborated by swimming coaches. 16 swimming coaches participated. The Experienced group (n = 8) had 16.1 yr. (SD= 8.2) of coaching experience and at least five years of experience in underwater visi...

Experienced athletes in sports with moving objects have shown greater skill when using visual information to anticipate the direction of a moving object than nonexperienced athletes of those sports. Studies have shown that expert athletes are more effective than novices in occlusion situations in the first stages of the sports sequence. In this stu...

esumenEn el presente trabajo se analizan las principales variables que afectan a las condiciones de la práctica y al efecto que éstas provocan sobre el aprendizaje y la retención de habilidades motrices. A lo largo del texto se analizan dos de los temas de investigación más frecuentemente estudiados en el ámbito del aprendizaje motor como son la in...

En el presente trabajo se analizan las principales variables que afectan a las condiciones de la práctica y al efecto que éstas provocan sobre el aprendizaje y la retención de habilidades motrices. A lo largo del texto se analizan dos de los temas de investigación más frecuentemente estudiados en el ámbito del aprendizaje motor como son la interfer...

El presente trabajo aborda el estudio de la influencia del tamaño de imagen en una situación de videoproyección en laboratorio, reproduciendo la acción de resto al servicio en tenis. Los tenistas analizados observaron dos secuencias de 24 servicios, dirigidos a la esquina y a la cruz del cuadro de servicio, cada una de ellas con un tamaño de imagen...

p class="titulo1" align="center"> RESUMEN El propósito de este trabajo consiste en mostrar el proceso de diseño y la aplicación de un sistema automatizado de medida para el registro en tiempo real de los parámetros temporales de la respuesta de reacción en jugadores de tenis durante la ejecución de una acción técnico-táctica denominada “split-step...

This paper shows the results of two studies carried out with whee1chair tennis players in an on-court situation (3 dimensions) and with tennis players in a laboratory (2 dimensions). In both studies we have analysed the visual behaviour of the players, who responded to the serves of left-handed and right-handed opponents. Results show that the perf...

El trabajo tiene como finalidad dar a conocer el proceso de diseño y validación de un sistema automatizado de registro de la respuesta de reacción y la motilidad ocular extrínseca en receptores de voleibol, tanto en situaciones reales de juego y laboratorio. Su esquema de funcionamiento se basa en el diseño de un software de registro que integra po...

En el presente trabajo se analizan las principales variables que afectan a la organización de la práctica y al efecto que ésta provoca sobre el rendimiento (interferencia contextual). Los antecedentes que existen derivados de investigaciones sobre el efecto de la organización de la práctica, sugieren que la práctica en bloque permite alcanzar mejor...

This paper exposes the results from a descriptive study of the visual search strategies performed by basketball referees with different level of experience. From a perceptive point of view, it is analyzed how the referees arbitrate five vs. five game situations, attending to the positions in the court (trail and lead) and their responsibility areas...

This paper exposes the results from a descriptive study of the visual search strategies performed by basketball referees with different level of experience. From a perceptive point of view, it is analyzed how the referees arbitrate five vs. five game situations, attending to the positions in the court (trail and lead) and their responsibility areas...

El presente estudio analiza el comportamiento visual de porteros de balonmano y deportistas con baja experiencia en percepción de móviles mediante la presentación en laboratorio de una tarea de percepción de trayectorias de pelotas. Una máquina lanza-pelotas situada frente a los sujetos y a una distancia de 6 y 9 metros de los mismos se encarga de...

This research studied the effect of ddferent organisations of practice (blocked and random) on the learning of rhree ddferent types of throwing. 35 male students practiced three precise throws for 3 wk. Initially the subjects were separated into two groups who trained under different conditions of practice (blocked and random). All subjects improve...

This paper describes a technological system developed to register the behavior of tennis and wheelchair tennis players in a return to service situation. This system is applicable as much in game situation (3 dimensions) as in laboratory, through a multimedia projection (2 dimensions). The study of the perceptive and motor components, to maximize th...

The visual search strategies employed by gymnastic coaches with diFferent levels of expertise were investigated. Expert (n=3) and novice coaches (n=3) watched 9 video sequences of 3 gymnastic techniques and were required to highlight errors in performance. Visual search patterns were monitored by an ASL-5000SE eyetracking system during observation....