从移动终端受限性出发,基于M ob ile A gent以实现个人移动性,对移动代理平台进行提取,将其作为移动终端操作系统的一部分。提出了使用与WAP协议有良好接口,且扩展性很强的外部功能接口(EF I)实现的移动代理平台以及提供业务和接口的移...从移动终端受限性出发,基于M ob ile A gent以实现个人移动性,对移动代理平台进行提取,将其作为移动终端操作系统的一部分。提出了使用与WAP协议有良好接口,且扩展性很强的外部功能接口(EF I)实现的移动代理平台以及提供业务和接口的移动代理。并给出了一个使用EF I实现的流媒体下载的实例。展开更多
虚拟归属环境(Virtual Home Environment,VHE)是下一代网络中的重要概念，旨在为漫游用户虚拟其在归属网络中的业务环境，使漫游用户可以接入归属网络定购的业务。首先简单介绍了基于代理技术构建的VHE系统，之后重点讨论了VHE系统中代...虚拟归属环境(Virtual Home Environment,VHE)是下一代网络中的重要概念，旨在为漫游用户虚拟其在归属网络中的业务环境，使漫游用户可以接入归属网络定购的业务。首先简单介绍了基于代理技术构建的VHE系统，之后重点讨论了VHE系统中代理粒度对网络流量以及对业务请求响应时间的影响，并且给出了仿真结果。展开更多
Thermotropic liquid crystalline VHE terpolyesters made from vanillic acid (V),p-hydroxybenzoic acid (H) and poly(ethylene terephthalate) (E) were studied by 400 MHz NMR spectra, wide angle X-ray diffraction,scanning e...Thermotropic liquid crystalline VHE terpolyesters made from vanillic acid (V),p-hydroxybenzoic acid (H) and poly(ethylene terephthalate) (E) were studied by 400 MHz NMR spectra, wide angle X-ray diffraction,scanning electron and polarizing microscopes.It was found that the VHE terpolyesters had random sequence distribution.The VHE terpolyester films exhibited highly oriented fibrillar structure.展开更多
The High Altitude Detection of Astronomical Radiation(HADAR)experiment,which was constructed in Tibet,China,combines the wide-angle advantages of traditional EAS array detectors with the high-sensitivity advantages of...The High Altitude Detection of Astronomical Radiation(HADAR)experiment,which was constructed in Tibet,China,combines the wide-angle advantages of traditional EAS array detectors with the high-sensitivity advantages of focused Cherenkov detectors.Its objective is to observe transient sources such as gamma-ray bursts and the counterparts of gravitational waves.This study aims to utilize the latest AI technology to enhance the sensitivity of HADAR experiments.Training datasets and models with distinctive creativity were constructed by incorporating the relevant physical theories for various applications.These models can determine the type,energy,and direction of the incident particles after careful design.We obtained a background identification accuracy of 98.6%,a relative energy reconstruction error of 10.0%,and an angular resolution of 0.22°in a test dataset at 10 TeV.These findings demonstrate the significant potential for enhancing the precision and dependability of detector data analysis in astrophysical research.By using deep learning techniques,the HADAR experiment’s observational sensitivity to the Crab Nebula has surpassed that of MAGIC and H.E.S.S.at energies below 0.5 TeV and remains competitive with conventional narrow-field Cherenkov telescopes at higher energies.In addition,our experiment offers a new approach for dealing with strongly connected,scattered data.展开更多
文摘从移动终端受限性出发,基于M ob ile A gent以实现个人移动性,对移动代理平台进行提取,将其作为移动终端操作系统的一部分。提出了使用与WAP协议有良好接口,且扩展性很强的外部功能接口(EF I)实现的移动代理平台以及提供业务和接口的移动代理。并给出了一个使用EF I实现的流媒体下载的实例。
文摘虚拟归属环境(Virtual Home Environment,VHE)是下一代网络中的重要概念，旨在为漫游用户虚拟其在归属网络中的业务环境，使漫游用户可以接入归属网络定购的业务。首先简单介绍了基于代理技术构建的VHE系统，之后重点讨论了VHE系统中代理粒度对网络流量以及对业务请求响应时间的影响，并且给出了仿真结果。
文摘Thermotropic liquid crystalline VHE terpolyesters made from vanillic acid (V),p-hydroxybenzoic acid (H) and poly(ethylene terephthalate) (E) were studied by 400 MHz NMR spectra, wide angle X-ray diffraction,scanning electron and polarizing microscopes.It was found that the VHE terpolyesters had random sequence distribution.The VHE terpolyester films exhibited highly oriented fibrillar structure.
文摘The High Altitude Detection of Astronomical Radiation(HADAR)experiment,which was constructed in Tibet,China,combines the wide-angle advantages of traditional EAS array detectors with the high-sensitivity advantages of focused Cherenkov detectors.Its objective is to observe transient sources such as gamma-ray bursts and the counterparts of gravitational waves.This study aims to utilize the latest AI technology to enhance the sensitivity of HADAR experiments.Training datasets and models with distinctive creativity were constructed by incorporating the relevant physical theories for various applications.These models can determine the type,energy,and direction of the incident particles after careful design.We obtained a background identification accuracy of 98.6%,a relative energy reconstruction error of 10.0%,and an angular resolution of 0.22°in a test dataset at 10 TeV.These findings demonstrate the significant potential for enhancing the precision and dependability of detector data analysis in astrophysical research.By using deep learning techniques,the HADAR experiment’s observational sensitivity to the Crab Nebula has surpassed that of MAGIC and H.E.S.S.at energies below 0.5 TeV and remains competitive with conventional narrow-field Cherenkov telescopes at higher energies.In addition,our experiment offers a new approach for dealing with strongly connected,scattered data.
