Taking the aging population development in China as the research object,GM(1,1) dynamic model and gray metabolic model are established to forecast China's aging population development from 2012 to 2050.The predictions suggest that: the aging population in China will reach 171.74 million in 2020,...
Based on the latest statistic data of Shanghai's population during 1952-2007, a grey model with the pretreatment of data is established for prediction and researching on the Shanghai's future household registration population up to the year 2050. This model's feasibility is illustrated compared ...
have myopia are more likely to suffer from severe myopia in the future.Some experts make a prediction (5)(recent).In their opinion,there will be seven times more people with myopia in 2050 than there were in the year 2000. The researchers say that the number of people w...
Without obvious progress in science and technology, the negative impact of population ageing on the economy will be inevitable. According to this prediction, China's aging population is right. Economics The peak will come 5 to 10 years later. But Wang Yanzhong pointed out: "but from now on,...
With the continuous increase of the total population and the aggravation of the aging of the popu-lation, how to predict the demand for pension beds and de... 胡天惠,程佳丽,陈纪元董思妤 - 《Pure Mathematics》 被引量: 0发表: 2021年 Research on the Short-term prediction model of wind powe...
An aging population and an increase in the proportion of elderly people who are disabled have created an unprecedented global challenge, especially in China. This study aimed to predict the number of, and the care costs for, disabled elderly from 2020 to 2050 in China. A comparison was made ...
as well as to result in an 8.17% increase in FVC across the whole DPR (Fig.4; Supplementary Table7). Therefore, although extensive cultivation with population migrating into the DPR in historical periods has triggered dust storms in northern China23, the current desertification-combating practices...
Predicting the 10-Year Risks of Atherosclerotic Cardiovascular Disease in Chinese Population The China-PAR Project (Prediction for ASCVD Risk in China) Predicting the 10-year risks ofatherosclerotic cardiovascular disease in Chinese population : theChina-PAR project ( prediction for ASCVD risk in China...
1b. Prediction Density Surface Creation. Once the parameters of the prediction density estimation process have been set, a country-wide, 100 m pixel-level map of predicted population density is produced. Considering the immense amount of change across China since 1990, both with respect to ...
The eastern region has a very high density of industrial enterprises, and the carbon emissions are much higher than other regions in China, but due to the high population density in the eastern region, there is a lack of suitable land-based storage sites, which makes the development of CCUS...