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arXiv 2212.04478physics.ao-phcs.LG
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An Interpretable Model of Climate Change Using Correlative Learning

Colorado State University(科罗拉多州立大学)

Charles Anderson, Jason Stock

英文摘要:

Determining changes in global temperature and precipitation that may indicate climate change is complicated by annual variations. One approach for finding potential climate change indicators is to train a model that predicts the year from annual means of global temperatures and precipitations. Such data is available from the CMIP6 ensemble of simulations. Here a two-hidden-layer neural network trained on this data successfully predicts the year. Differences among temperature and precipitation patterns for which the model predicts specific years reveal changes through time. To find these optimal patterns, a new way of interpreting what the neural network has learned is explored. Alopex, a stochastic correlative learning algorithm, is used to find optimal temperature and precipitation maps that best predict a given year. These maps are compared over multiple years to show how temperature and precipitations patterns indicative of each year change over time.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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