Blacklist methods are used in the CMA Global Forecasting System(CMA-GFS)to improve the application of aircraft temperature data to numerical weather prediction in the Northern Hemisphere and the tropics.In this paper,...Blacklist methods are used in the CMA Global Forecasting System(CMA-GFS)to improve the application of aircraft temperature data to numerical weather prediction in the Northern Hemisphere and the tropics.In this paper,the ERA5 re-analysis data are used to analyze aircraft temperature observation errors of each aircraft and a blacklist is established using pre-quality controls and threshold methods.The blacklist-filtered and blacklisted aircraft temperature data are then applied to the four-dimensional variational assimilation system,respectively,and an assimilation cycle forecast for the period from September 1 to 30,2019 is carried out.The results show an uneven distribution in the global aircraft blacklist data.After the application of the blacklist methods,the RMSE of geopotential height and temperature analysis field decrease in the vertical direction by a maximum of~1.5 gpm at 200 hPa and~0.15 K at 250 hPa,respectively.Overall,the blacklist methods of aircraft temperature data improve the analysis and forecast in the CMA-GFS.展开更多
In order to increase the illegal credit cost and social cost of companies,blacklist policies for food factories came into being. According to international experiences,blacklist policy,as a systematic project,is compa...In order to increase the illegal credit cost and social cost of companies,blacklist policies for food factories came into being. According to international experiences,blacklist policy,as a systematic project,is compatible with law and regulations,social credit system,and social observation movement. This paper reviewed the international experiences in blacklist policies and analyzed the existing problems in blacklist policies. In addition,three constructive suggestions were proposed in this paper.展开更多
The Chinese audiovisual market is to impose a ban on audiovisual product dealers whose licenses have been revoked for violatingthe law. This ban will prohibit them from dealing in audiovisual products for ten year...The Chinese audiovisual market is to impose a ban on audiovisual product dealers whose licenses have been revoked for violatingthe law. This ban will prohibit them from dealing in audiovisual products for ten years. Their names are to be included on a blacklist made known to the public.展开更多
Between 2005 and 2007,the China Development Bank offered 1.66 billion yuan($237 million) worth of loans to 243,000 stu- dents from poor families in central China’s Henan Province.
基金National Key R&D Program of China(2018YFC1506205)National Key R&D Program of China(2019YFC1510400)。
文摘Blacklist methods are used in the CMA Global Forecasting System(CMA-GFS)to improve the application of aircraft temperature data to numerical weather prediction in the Northern Hemisphere and the tropics.In this paper,the ERA5 re-analysis data are used to analyze aircraft temperature observation errors of each aircraft and a blacklist is established using pre-quality controls and threshold methods.The blacklist-filtered and blacklisted aircraft temperature data are then applied to the four-dimensional variational assimilation system,respectively,and an assimilation cycle forecast for the period from September 1 to 30,2019 is carried out.The results show an uneven distribution in the global aircraft blacklist data.After the application of the blacklist methods,the RMSE of geopotential height and temperature analysis field decrease in the vertical direction by a maximum of~1.5 gpm at 200 hPa and~0.15 K at 250 hPa,respectively.Overall,the blacklist methods of aircraft temperature data improve the analysis and forecast in the CMA-GFS.
文摘针对区块链网络中共识节点的恶意行为导致的区块链系统安全问题,提出一种基于LSTM(long short-term memory)-Blacklist的动态信任度证明机制(PoDT-LSTMB)。该动态信任度证明机制通过前向注意力机制的两层LSTM神经网络学习并分析参与共识节点的行为数据,预测节点行为倾向。以节点信任度为基础构建黑名单,剔除低于信任度阈值的节点,提高全网节点的总体可信性。以正常区块上链率以及节点信任度的变化为主要评估指标,与信任度证明PoT(Proof of Trust)机制以及不带黑名单的PoDT-LSTM机制进行了对比实验。实验结果表明,基于前向注意力机制的两层LSTM神经网络结构准确率可达0.9151,本文提出的PoDT-LSTMB机制比PoT机制的正常区块上链率提高30%~33%。
基金Supported by National Natural Science Project(No.71173225)
文摘In order to increase the illegal credit cost and social cost of companies,blacklist policies for food factories came into being. According to international experiences,blacklist policy,as a systematic project,is compatible with law and regulations,social credit system,and social observation movement. This paper reviewed the international experiences in blacklist policies and analyzed the existing problems in blacklist policies. In addition,three constructive suggestions were proposed in this paper.
文摘The Chinese audiovisual market is to impose a ban on audiovisual product dealers whose licenses have been revoked for violatingthe law. This ban will prohibit them from dealing in audiovisual products for ten years. Their names are to be included on a blacklist made known to the public.
文摘Between 2005 and 2007,the China Development Bank offered 1.66 billion yuan($237 million) worth of loans to 243,000 stu- dents from poor families in central China’s Henan Province.
