Search Results - "Barros, Ricardo L."

Action Sport Cameras as an Instrument to Perform a 3D Underwater Motion Analysis by Bernardina, Gustavo R D, Cerveri, Pietro, Barros, Ricardo M L, Marins, João C B, Silvatti, Amanda P

“…Action sport cameras (ASC) are currently adopted mainly for entertainment purposes but their uninterrupted technical improvements, in correspondence of cost…”
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Comparison of different camera calibration approaches for underwater applications by Silvatti, Amanda Piaia, Salve Dias, Fabio Augusto, Cerveri, Pietro, Barros, Ricardo M.L

“…Abstract The purpose of this study was to compare three camera calibration approaches applied to underwater applications: (1) static control points with…”
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Tracking of wheelchair rugby players in the 2008 Demolition Derby final by Sarro, Karine J., Misuta, Milton S., Burkett, Brendan, Malone, Laurie A., Barros, Ricardo M. L.

“…The kinematics of male wheelchair rugby players (n = 8) during the final match of the 2008 Demolition Derby were assessed using two cameras (10 Hz) and a…”
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A 3D kinematic analysis of breathing patterns in competitive swimmers by Silvatti, Amanda P., Sarro, Karine J., Cerveri, Pietro, Baroni, Guido, Barros, Ricardo M. L.

“…The purpose of this paper was to understand which differences long-term swimming training can cause on trunk mechanics during breathing and how these…”
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Gait Training Combining Partial Body-Weight Support, a Treadmill, and Functional Electrical Stimulation: Effects on Poststroke Gait by Lindquist, Ana R R, Prado, Christiane L, Barros, Ricardo M L, Mattioli, Rosana, da Costa, Paula H Lobo, Salvini, Tania F

“…Treadmill training with harness support is a promising, task-oriented approach to restoring locomotor function in people with poststroke hemiparesis. Although…”
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Team Dynamics, Running, and Skill-Related Performances of Brazilian U11 to Professional Soccer Players During Official Matches by Palucci Vieira, Luiz H, Aquino, Rodrigo, Moura, Felipe A, Barros, Ricardo M.L de, Arpini, Vitor M, Oliveira, Lucas P, Bedo, Bruno L.S, Santiago, Paulo R.P

“…ABSTRACTPalucci Vieira, LH, Aquino, R, Moura, FA, Barros, RMLd, Arpini, VM, Oliveira, LdP, Bedo, BLdS, and Pereira Santiago, PR. Team dynamics, running, and…”
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A spectral analysis of team dynamics and tactics in Brazilian football by Moura, Felipe Arruda, Martins, Luiz Eduardo Barreto, Anido, Ricardo O., Ruffino, Paulo Régis C., Barros, Ricardo M. L., Cunha, Sergio Augusto

“…The purposes of this study were to characterise the total space covered and the distances between players within teams over ten Brazilian First Division…”
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Alteration in the center of mass trajectory of patients after stroke by do Carmo, Aline Araujo, Kleiner, Ana Francisca Rozin, Barros, Ricardo M. L.

“…Background: The movement disorders due to stroke can alter the motion of the Center of Mass (CoM) of the body. Thus, the analysis of the CoM motion can be an…”
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Interpersonal coordination analysis of tennis players from different levels during official matches by Pereira, Tiago Julio Costa, van Emmerik, Richard E.A., Misuta, Milton Shoiti, Barros, Ricardo M.L., Moura, Felipe Arruda

“…The purpose of this study was to assess the interpersonal coordination during official male tennis matches in players of different skill levels. Players’…”
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In-air versus underwater comparison of 3D reconstruction accuracy using action sport cameras by Bernardina, Gustavo R.D, Cerveri, Pietro, Barros, Ricardo M.L, Marins, João C.B, Silvatti, Amanda P

“…Abstract Action sport cameras (ASC) have achieved a large consensus for recreational purposes due to ongoing cost decrease, image resolution and frame rate…”
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Effects of flooring on required coefficient of friction: Elderly adult vs. middle-aged adult barefoot gait by Rozin Kleiner, Ana Francisca, Galli, Manuela, Araujo do Carmo, Aline, Barros, Ricardo M.L.

“…The aim of this study was to investigate the effect of flooring on barefoot gait according to age and gender. Two groups of healthy subjects were analyzed: the…”
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Improved accuracy in 3D analysis using DLT after lens distortion correction by Rossi, Marcel M., Silvatti, Amanda P., Dias, Fabio A.S., Barros, Ricardo M.L.

“…This study aimed at assessing the applicability of a robust method to determine and correct lens distortion before using the direct linear transformation (DLT)…”
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Analysis of the distances covered by first division brazilian soccer players obtained with an automatic tracking method by Barros, Ricardo M L, Misuta, Milton S, Menezes, Rafael P, Figueroa, Pascual J, Moura, Felipe A, Cunha, Sergio A, Anido, Ricardo, Leite, Neucimar J

“…Methods based on visual estimation still is the most widely used analysis of the distances that is covered by soccer players during matches, and most…”
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Quantitative underwater 3D motion analysis using submerged video cameras: accuracy analysis and trajectory reconstruction by Silvatti, Amanda P., Cerveri, Pietro, Telles, Thiago, Dias, Fábio A.S., Baroni, Guido, Barros, Ricardo M.L.

“…In this study we aim at investigating the applicability of underwater 3D motion capture based on submerged video cameras in terms of 3D accuracy analysis and…”
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The required coefficient of friction in Parkinson's disease: people with freezing of gait by Rozin Kleiner, Ana Francisca, Cubillos, Diana M, Pinto, C, Salazar, A P, Marchese, R R, Barros, R M L, Galli, M, Pagnussat, A S

“…The required coefficient of friction (RCOF) is frequently reported in the literature as an indicator of slip propensity, a consequence of the collisional…”
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Wheelchair Rugby Improves Pulmonary Function in People With Tetraplegia After 1 Year of Training by Moreno, Marlene A., Paris, Juliana V., Sarro, Karine J., Lodovico, Angélica, Silvatti, Amanda P., Barros, Ricardo M. L.

“…ABSTRACTMoreno, MA, Paris, JV, Sarro, KJ, Lodovico, A, Silvatti, AP, and Barros, RML. Wheelchair rugby improves pulmonary function in people with tetraplegia…”
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Effects of wheelchair sports on respiratory muscle strength and thoracic mobility of individuals with spinal cord injury by Moreno, Marlene Aparecida, Zamunér, Antonio Roberto, Paris, Juliana Viana, Teodori, Rosana Macher, Barros, Ricardo M L

“…The aim of this study was to evaluate the effects of wheelchair sports on respiratory muscle strength and the thoracic mobility of individuals with spinal cord…”
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A flexible software for tracking of markers used in human motion analysis by Figueroa, Pascual J., Leite, Neucimar J., Barros, Ricardo M.L.

“…In this work, we present a software for the tracking of markers used in human motion analysis. This software is based mainly on image sequences captured by…”
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A novel video-based method using projected light to measure trunk volumes during respiration by Lodovico, Angélica, Cerveri, Pietro, Ferrigno, Giancarlo, Barros, Ricardo M.L.

“…This paper proposes and evaluates an innovative video-based method for measuring the trunk volume during respiration, using projected light and surface…”
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Measuring handball players trajectories using an automatically trained boosting algorithm by Barros, Ricardo M.L., Menezes, Rafael P., Russomanno, Tiago G., Misuta, Milton S., Brandão, Bruno C., Figueroa, Pascual J., Leite, Neucimar J., Goldenstein, Siome K.

“…The aim of the present paper is to propose and evaluate an automatically trained cascaded boosting detector algorithm based on morphological segmentation for…”
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