Sports Science Research and Technology Support : Third International Congress, IcSPORTS 2015, Lisbon, Portugal, November 15-17, 2015, Revised Selected Papers

This book contains extended and revised versions of selected papers from the Third International Congress on Sports Science Research and Technology Support, icSPORTS 2015, held in Lisbon, Portugal, in 2015. The 9 thoroughly revised and extended papers presented in this volume were carefully reviewed and selected from originally 93 submissions. The papers cover topics in the following main areas: signal processing and motor behavior; sports medicine and support technology; health, sports performance and support technology; and computer systems in sports. Preface 6 Organization 8 Contents 10 Invited Paper 12 How Sports Can Create New Knowledge at a Technical University that Claim not Doing Research in Sport Science? 13 Abstract 13 1 Introduction 13 1.1 Sports? 13 1.2 Methodology 14 1.3 The Structure of the Paper 14 2 Sports Technology at Chalmers University of Technology 14 2.1 Why? Who? 14 2.2 What? 15 2.2.1 Workshops 15 2.2.2 Education 15 2.2.3 Dual Careers 16 2.2.4 Research Projects 16 2.2.5 Outreach Activities 16 2.3 Resulting Competitive Advantages 16 3 Examples of Results 17 3.1 Detection of Damage in Equine Hoofs 17 3.2 Injury Prevention 17 3.3 Real Time Motion Sensor for Swimming 17 3.4 Horse ECG 17 3.5 Heel and Trim of an Olympic Sailing Yacht 17 3.6 A Paper Boat 18 4 Starting in Three Sports and Moving on into Five Technology Platforms 18 5 The Unexpected 18 6 Concluding Remarks 19 Acknowledgements 19 References 19 Papers 20 Gait Asymmetry During a 5-Km Time Trial in Elite Runners: A Descriptive Study 21 Abstract 21 1 Introduction 21 2 Methods 22 2.1 Subjects 22 2.2 Procedure 23 2.3 Data Collection 23 2.4 Data Analysis 23 2.5 Statistical Analysis 24 3 Results 24 4 Discussion 25 5 Conclusions 27 Acknowledgement 28 References 28 Aerodynamical Resistance in Cycling on a Single Rider and on Two Drafting Riders: CFD Simulations, Validation and Comparison with Wind Tunnel Tests 30 Abstract 30 1 Introduction 30 2 Experimental Setup 31 2.1 Mannequin Model 32 2.2 Cyclist 32 3 Numerical Setup 32 3.1 Computational Domain and Geometry 32 3.2 Mesh and Grid Sensitivity 33 3.3 Boundary Conditions 33 3.4 Solver Settings and Turbulence Modelling 34 4 Validation Process (Results and Discussion) 34 4.1 Mannequin Models 34 4.2 Cyclist 37 5 CFD Simulations on Two Drafting Cyclists 39 5.1 Description Setup 39 5.2 Results 39 6 Conclusion 44 References 44 Application of a Parallel Chain Platform to Provide Catching Practice in Cricket 46 1 Introduction 46 2 Current Catching Practice Methods 47 3 Design, Geometry and Inverse Kinematic Analysis of the Platform 48 3.1 Design 48 3.2 Inverse Kinematics of the Platform 50 4 Algorithm to Calculate the Velocity and Angle of Launch for the Ball 51 4.1 Terminology and Symbols 51 4.2 Computation of Ball Velocity and Angle of Launch for High Catches 52 4.3 Computation of Ball Velocity and Angle of Launch for Flat Catches 55 4.4 Computation of Ball Velocity and Angle of Launch for Reaction Catches 57 5 Velocity and Angle of Launch of the Ball Shot from Ball Shooting Machine 59 6 Orientation of the Platform 59 7 Simulation Results 60 8 Conclusion and Further Work 63 References 63 Design Optimization of the Landing Slope of a Ski Jumping Hill 65 Abstract 65 1 Introduction 66 2 Flight Simulation 67 3 Objective Functions 68 3.1 Construction Cost 69 3.2 Safety Landing 70 3.3 Flight Distance 70 3.4 Standard Deviation in the Flight Distance Due to the Jumper’s Skill Difference 71 4 Design Variables 71 5 Constraints 73 6 Optimization 74 7 Results and Discussions 74 8 Concluding Remarks 77 Acknowledgements 77 References 78 Computer Supported Analysis of Thermal Comfort for Cycling Sport 79 Abstract 79 1 Introduction 79 2 Materials and Methods 80 2.1 Research Design 80 2.2 Material 81 2.3 Methods 83 3 Results and Discussion 84 3.1 Analysis of the Venues for Cycling Sports in Rio de Janeiro 2016 Olympic Games 84 3.2 Analysis of Meteorological Conditions in Rio de Janeiro in August 85 3.3 Analysis of Thermal Comfort in Rio de Janeiro in August for the Athletes of Cycling Sports 87 4 Conclusions 91 References 92 Met-Ocean and Heeling Analysis During the Violent 21/22 October 2014 Storm Faced by the Sailboat ECO40 in the Gulf of Lion: Comparison Between Measured and Numerical Wind Data 94 1 Introduction and Aim of the Research 95 2 The ECO40's Route During the Gulf of Lion Event 97 3 Weather Analysis of the Gulf of Lion Storm 98 4 Description of the GPS Measurement System 99 4.1 GPS Data Processing for the Heeling Analysis 101 5 Wind Data Analysis 104 5.1 Aims of the Analysis 104 5.2 Position of the Anemometer 104 5.3 Wind Measurements Analysis 106 5.4 Comparison of Wind Measurements with Numerical Models Data 108 6 Wave Data Analysis 111 7 Concluding Remarks and Ongoing Research 111 References 113 Tactical Skills Training in Team Sports: Technological Supports for the 4P Strategy 114 Abstract 114 1 Introduction 114 2 Tactical Skills in Team Sports: Advances from the NDM Perspective 116 2.1 Tactical Skills and Intuitive Decision-Making: The RPD Model 116 2.2 Tactical Skills and Coordinated Decision-Making: The TSA Model 117 3 Enhancing Intuitive and Coordinated Decision-Making: The 4P Strategy 119 3.1 Positioning the Training Device 120 3.2 Practicing SSPG 121 3.3 Picturing the Expected Configuration of Play 122 3.4 Post-analysing the Game 123 4 Technology Supports Within the 4P Strategy 123 4.1 The Potential of Technological Supports for Training Tactical Skills 124 4.2 Effect of Video Feedback on Intuitive Decision-Making 126 4.3 Video Feedbacks Vs Ideas Debate for Enhancing Coordination in Team? 129 5 Conclusions 131 Acknowledgements 132 References 132 A Novel Approach to the Automatic Analysis of Tactics and Actions in Team Sports 134 1 Introduction 135 2 Related Work 137 3 Automatic Analysis of Events 139 3.1 Overview 139 3.2 Knowledge Base and Reasoning Engine 140 4 Results 144 5 Conclusions and Future Work 147 References 148 Author Index 150 Front Matter....Pages I-X Front Matter....Pages 1-1 How Sports Can Create New Knowledge at a Technical University that Claim not Doing Research in Sport Science?....Pages 3-9 Front Matter....Pages 11-11 Gait Asymmetry During a 5-Km Time Trial in Elite Runners: A Descriptive Study....Pages 13-21 Aerodynamical Resistance in Cycling on a Single Rider and on Two Drafting Riders: CFD Simulations, Validation and Comparison with Wind Tunnel Tests....Pages 22-37 Application of a Parallel Chain Platform to Provide Catching Practice in Cricket....Pages 38-56 Design Optimization of the Landing Slope of a Ski Jumping Hill....Pages 57-70 Computer Supported Analysis of Thermal Comfort for Cycling Sport....Pages 71-85 Met-Ocean and Heeling Analysis During the Violent 21/22 October 2014 Storm Faced by the Sailboat ECO40 in the Gulf of Lion: Comparison Between Measured and Numerical Wind Data....Pages 86-105 Tactical Skills Training in Team Sports: Technological Supports for the 4P Strategy....Pages 106-125 A Novel Approach to the Automatic Analysis of Tactics and Actions in Team Sports....Pages 126-141 Back Matter....Pages 143-143