Sci-Tech

High tech shines at the Paris Olympics

2024-07-25   

Nowadays, technology has become an indispensable part of sports competition. It not only enhances the performance of athletes and enriches the audience's viewing experience, but also promotes the upgrading and development of the sports industry. The 2024 Paris Olympics will kick off on July 26th local time. On the highly anticipated Olympic stage, athletes will showcase their exceptional athletic skills, and multiple technological achievements will also make their debut, providing strong support for the event. Purple Runway: The bottom inflatable chamber absorbs impact and unleashes the potential of athletes. Recently, the Paris Olympic Organizing Committee announced that a purple runway will be laid on the track and field of this Olympic Games. This is the first time a purple track has appeared on the Olympic track and field. Why change the runway to purple? Alain Blondel, the head of athletics at the Paris Olympics, said that purple can make athletes' images more prominent on the screen and also help improve their on-site competitive level. Color has a significant impact on the state of athletes. In color psychology, different colors can trigger different emotions in people and affect their performance. Red is often seen as a stimulating color that can increase a person's heart rate and blood pressure, making them feel excited. This may be beneficial for athletes who require explosive power. Blue and other cool tones are often considered to have calming and relaxing effects, helping to reduce stress and anxiety levels, and improve athletes' focus and endurance. Therefore, the 2008 Beijing Olympics and the 2016 Rio Olympics respectively adopted red and blue runways. Purple is a mixture of blue and red, and is the color with the highest light frequency. It can stimulate athletes' potential and help them adjust their psychology to the best state. In addition to its appearance, the purple track of the Paris Olympics can effectively reduce the impact on the feet and minimize energy loss for athletes. The traditional coal slag track is relatively soft and has little impact on athletes' feet, but its surface is uneven and prone to getting dirty. Although asphalt tracks are smooth and easy to clean, they have a significant impact on athletes' joints and muscles. The purple runway cleverly combines the advantages of these two materials. The runway manufacturer has installed inflation chambers on the bottom layer of the purple runway. When an athlete's foot touches the surface of the track, these inflation chambers are compressed, absorbing the impact force from the athlete's foot. When an athlete's foot leaves the track, the compressed inflation chamber will return to its original state. It's like a spring, helping athletes kick the ground. 3D Printed Ferry: Made of recycled materials and capable of autonomous driving. During the Paris Olympics, a 3D printed autonomous electric ferry will operate on the Seine River. The Paris Olympic Organizing Committee promised during the bidding process to host the most sustainable Olympic Games in history. In order to explore more environmentally friendly modes of transportation, the French Inland Waterway Authority has previously launched a national call for proposals for autonomous passenger ships. The 3D printed autonomous driving electric ferry solution jointly proposed by three companies, including the Dutch shipbuilding group, has won. The person in charge of the construction team said that this autonomous electric ferry uses recycled materials and the hull is made of 3D printing technology. The ferry is 9 meters long and 3.9 meters wide, making it the world's largest 3D printed autonomous driving ferry to date. The electric ferry is equipped with an LED lighting system, which provides good lighting conditions for the interior of the cabin. The windows of the ferry are made of semi transparent glass, which can protect passengers from strong sunlight. At the same time, this type of glass material will not affect passengers' viewing of the beautiful scenery on both sides of the Seine River. The person in charge of the construction team said that electric ferries are very intelligent. It can achieve fully electric autonomous driving, wireless charging, and can also park and park automatically without any manual control. Laser anti drone system: preventing drone intrusion into sports venues. Currently, more and more small and medium-sized drones are entering people's lives: e-commerce drones deliver goods, tourists use drones for aerial photography... However, in recent years, there have been numerous incidents of drone intrusion into airports and major sports venues. Preventing drones from invading the competition venue is one of the important tasks of the organizers of the Paris Olympics and Paralympics. In 2022, the French government decided to order a laser anti drone system called HELMA-P and deploy it at the main venues and outskirts of the Paris Olympics. It is understood that the HELMA-P laser anti drone system has a range of 1 to 7 kilometers and is capable of detecting, identifying, tracking, and destroying drones and other targets. In terms of shooting down aerial drones, this laser anti drone system has obvious advantages. It can 'explode' the hit object into coke, and the laser will not extend further, effectively avoiding harming innocent people Philippe Gros, Senior Researcher at the Strategic Research Foundation, a French security and defense think tank, said. Nowadays, organizers of large-scale events, sports events, international summits, etc. deploy equipment to respond to drone intrusions. During the 2020 Tokyo Olympics, Japanese police set up a surveillance system specifically targeting drones around the Olympic venues to prevent potential terrorist attacks. The staff of the relevant French department said that the HELMA-P laser anti drone system has a concealed appearance, is not easy to detect, and does not emit any noise, which has almost no impact on the lives of surrounding residents. AI monitoring system: helping athletes resist online violence. Nowadays, many athletes like to interact with their fans on social media. However, in recent years, social media has become a breeding ground for online violence. During previous Olympic Games, some athletes have suffered from online violence. This kind of 'button injury' can damage personal reputation, career, and even cause psychological trauma to the victim. The International Olympic Committee predicts that the number of social media interactions during the 2024 Paris Olympics may exceed 500 million, and manual means alone are not enough to resist online violence. In May of this year, the International Olympic Committee announced on its official website that a new artificial intelligence monitoring system will protect athletes and staff from online violence during the Paris Olympics and Paralympics. This artificial intelligence monitoring system can support more than 35 languages and monitor in real-time the social accounts of 15000 athletes and over 2000 staff members, as well as content related to athletes that appears on social media. When the artificial intelligence monitoring system detects potentially dangerous content, it will mark it, and social media platform staff will promptly process the relevant information. In most cases, athletes cannot see potentially dangerous content. The establishment of an artificial intelligence monitoring system aims to create a good network ecosystem, allowing athletes to focus on the competition The head of the Sports Safety Department of the International Olympic Committee, Boros, said. This artificial intelligence monitoring system was jointly developed by the International Olympic Committee Athletes' Committee and the International Olympic Committee Medical and Scientific Committee. It can help the International Olympic Committee better understand the troubles caused by online violence to athletes, and further strengthen the protection of athletes in future competitions. At the Olympic Esports Week in June 2023, this artificial intelligence monitoring system has been put into trial use to monitor potentially dangerous content targeting athletes on social media, including abusive language, offensive images, emojis, and other potentially aggressive words. During this period, the artificial intelligence monitoring system analyzed over 17000 pieces of information and marked 199 pieces of potentially dangerous information. In addition, the International Olympic Committee has taken other measures to prevent athletes from experiencing online violence. For example, opening a psychological health help hotline; Establish a "365 Mental Area for Athletes" to provide psychological counseling and other services for athletes. Olympic version of public transportation app: provides real-time passenger flow information on buses. During the Olympic Games, Paris will welcome a large number of tourists. According to reports, approximately 7 million tourists are expected to visit this city during the competition period. To prevent tourists from getting lost, a French transportation company has developed an app specifically for the Olympics - the "2024 Paris Public Transport" app (hereinafter referred to as the "Olympic version of the public transport app"). The Olympic version of the public transportation app can indicate nearby bus, subway, train stations, ride hailing services, bicycle parking spots, as well as sales points for products related to the Paris Olympics and Olympic venues based on user location. According to the relevant staff, in the "Paris 2024 Tour" menu of the Olympic version of the public transportation app, users can see the timetable of different transportation routes and understand the real-time passenger flow of buses. In order to provide better services, Paris has not only launched an Olympic version of the public transportation app, but also installed smart cameras in the subway to monitor platform passenger flow and the number of people entering and exiting trains. Smart cameras do not have facial recognition function and only count people. The purpose is to inform passengers of the current congestion situation on the train. The relevant technology was tested in densely populated areas in February this year. (New Society)

Edit:Xiong Dafei Responsible editor:Li Xiang

Source:XinHuaNet

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