The Standard Chartered Marathon resumed today (24th). The police filmed and recorded the runners on the flyover near the Hong Kong Island exit of the Western Harbour Crossing. As shown on their laptops, the runners were supplemented with "ID" and five digits, which aroused speculation.
"Hong Kong 01" obtained the relevant photos. In the picture, it is not possible to compare whether the numbers and the bib number match. Some people in the scientific and technological circles pointed out that the current technology can support face recognition technology. Make a conclusion based on the photos alone.
The police stated that they are currently testing the relevant crowd estimation technology for risk assessment. The relevant system is the crowd estimation system tested by the police. It is only used to estimate the number of people passing through a set location. Its technology does not involve identifying any individual person, nor does it involve Involving runner information.
▼Standard Chartered Marathon 2021‧Status▼
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The Standard Chartered Marathon was held on October 24. In the morning, the police set up a camera on the footbridge near the exit of the Western Harbour Crossing and connected to a computer.
It was seen on the flyover near noon. Police officers watched the real-time video of the camera on the computer. The screen showed that there was a set of five-digit numbers above each runner, which was a sequential number, and most runners' numbers (consisting of two Counting to five digits, some of which are English letters plus four digits) are different.
Police officers watched the real-time video of the camera on the computer. There is a set of five-digit numbers above each runner, which is a sequential situation.
Fang Baoqiao and Ye Zhaohui point out that it is difficult to infer face recognition
Fang Baoqiao, Honorary Chairman of the Information Technology Chamber of Commerce, said that he could not judge whether to use face recognition technology from photos alone. He pointed out that the current technology is sufficient to support related technologies, including cameras with high-definition resolution. If a database has been established, the software can be connected for real-time Face recognition.
However, he also pointed out that the number shown in the photo is not ruled out, and the number next to the runners is the total number of people.
In the past, the number of people was counted in large-scale parades. The director of the Hong Kong Jockey Club Suicide Research Center, the University of Hong Kong, Yip Siu-fai, said that the statistics of marathon numbers are slightly different from those of parades, because the latter is more mobile, and may jump in or leave at any time, while marathons are more stable. , It is easier to count the flow of people.
For example, he said that the conference also uses chips to calculate the running time of runners. Whether it is face recognition or not is difficult to infer from photos alone.
▼Standard Chartered Marathon 2021‧Status▼
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Police: does not involve identifying any individual
The police stated that in order to ensure public safety and public order for large-scale events, the police are now testing related technologies for estimating the flow of people for risk assessment, so as to further improve the ability to handle large-scale events and the efficiency of resource allocation during operations.
The relevant system is a crowd estimation system being tested by the police. This arrangement is to test its effectiveness when used outdoors. The system operates independently and is only used to estimate the number of people passing through a set location. Its technology does not involve identifying any individual person. It also does not involve runner information.
▼Standard Chartered Marathon 2021‧Crossing the line▼
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▼Standard Chartered Marathon 2021‧ banned "Go Hong Kong"▼
Police placed 9805 ice cream cones to close the road today
Today is the biggest sports competition in the past two years after the outbreak of the new crown epidemic.
The police deployed a large number of manpower today. The authorities announced that a total of 9,805 ice cream cones were placed this time for road closures and traffic arrangements to facilitate contestants and other road users. Police dogs were also sent to search before the race to prevent danger Taste.
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