Artificial intelligence can assist in efficient monitoring of icebergs

2023-11-16

A research team published a paper in the new international academic journal "The Cryosphere" stating that with the help of artificial intelligence, scientists can more efficiently analyze satellite images, track and observe icebergs, significantly surpassing traditional manual processing methods. Traditionally, scientists typically analyze iceberg data in satellite images through manual operations to locate large icebergs, monitor their scale, and regularly quantify their melting water. However, due to the difficulty in distinguishing the colors and contours of icebergs, sea ice, and clouds in satellite images, artificial image recognition and data processing are time-consuming and laborious. Researchers from institutions such as the University of Leeds in the UK have developed a neural network-based artificial intelligence model that can accurately plot the distribution of large icebergs in Antarctica within 0.01 seconds using massive satellite image data. According to the paper, during the development process, researchers first used a large number of images of Antarctica in different environments captured by the European "Sentinel 1" Earth Observation Satellite as training materials, and compared them with the contour map of icebergs manually exported by scientists. When the model reaches optimal performance, training will automatically stop. Subsequently, researchers tested this artificial intelligence model on seven icebergs, with an area ranging from 54 square kilometers to 1052 square kilometers. The test results showed an accuracy of up to 99%. The research team also developed a diverse dataset with 15 to 46 images per iceberg, covering different seasons from 2014 to 2020. The paper states that using artificial intelligence can automatically monitor the size of icebergs more quickly and accurately, thereby helping researchers conveniently observe the changes in large icebergs. Large icebergs are an important component of the Antarctic environment, affecting marine chemistry, marine life, and marine operations. The European Space Agency stated in a press release that satellite data is crucial for monitoring changes in icebergs, and the introduction of artificial intelligence models as a powerful and accurate means can better monitor changes in the fragile Antarctic region. (New News Agency)

Edit:Hu Sen Ming    Responsible editor:Li Xi

Source:XinhuaNet

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