7,335 research outputs found
Constructing Enterprise Information Network Security Risk Management Mechanism by Ontology
[[abstract]]As the prosperous development of information technology and Internet, the enterprises change the management of supply chain into modern technology way. Also, the characteristics of information crime has become unremitting confidence , the protection of the invaluable information assets in the supplier chain is facing more rigorous challenges. How can the expensive security mechanism be assessed if it conforms its function and serves the core objectives of the enterprise. The mechanism of this paper is based on the ontology of the Unified Problem-solving Method Development Language. In this paper, the implementation knowledge of the SCM information security risk management is divided into three categories: domain, task, and problem-solving ontologies. The concepts of the knowledge ontology are implemented by a computer tool Protege, and programmed into a detailed knowledge inference rules by using CLIPS, and then used as an inference engine in the JESS expert system to strengthen the SCM information security risk management and enhance the security of the enterprise.[[notice]]補æ£å®Œç•¢[[incitationindex]]EI[[booktype]]ç´™
Commensurate and Incommensurate Spin Fluctuations in YBa_2Cu_3O_{6+y}
We present an interpretation of the recent neutron data on the commensurate
and incommensurate spin fluctuations found in YBa_2d$Cu_3O_{6+y} based on a
special configuration of the electronic dispersion and intervention from the
d_{x^2-y^2}-wave superconducting phase. The observed switch over between the
commensurate and incommensurate fluctuation spectra at the change of frequency
or temperature is naturally accounted within this scenario.Comment: 4 pages and 4 fig
Doping Dependence of the Magnetic Resonance Peak in YBa_2 Cu_3 O_{6+x}
We report inelastic neutron scattering experiments on the doping dependence
of the energy and spectral weight of the sharp magnetic resonance peak in YBa_2
Cu_3 O_{6+x}. These measurements also shed light on the relationship between
the magnetic excitations in the normal and superconducting states.Comment: (mostly corrections to figures and minor change to caption in Fig.5)
5 figures. It will be published in the proceedings of M2S-HTSC-V. It needs
the elsevier style file (not included) to convert to postscrip
Effects of qigong training on physical and psychosocial well-being of breast cancer survivors: a systematic review
published_or_final_versio
Electronic Theory for Bilayer-Effects in High-T_c Superconductors
The normal and the superconducting state of two coupled CuO_2 layers in the
High-T_c superconductors are investigated by using the bilayer Hubbard model,
the FLEX approximation on the real frequency axis and the Eliashberg theory. We
find that the planes are antiferromagnetically correlated which leads to a
strongly enhanced shadow band formation. Furthermore, the inter-layer hopping
is renormalized which causes a blocking of the quasi particle inter-plane
transfer for low doping concentrations. Finally, the superconducting order
parameter is found to have a d_{x^2-y^2} symmetry with significant additional
inter-layer contributions.Comment: 5 pages, Revtex, 4 postscript figure
CORRELATIONS OF POSTURAL CONTROL TO PROPRIOCEPTION, TACTILE SENSATION AND MUSCLE STRENGTH AMONG OLDER ADULTS
Background: Falls are one of the most important causes of physical injury and death in older adults. Postural control is associated with an elevated risk of falls in older adults. the purpose of this study was to assess the correlation between static/dynamic postural control ability and proprioception, plantar skin touch, and muscle strength in older adults.
Method: Partial correlation analysis was used to quantitatively analyze the correlation between plantar tactile sensitivity, proprioception, lower limb muscle strength and postural control, and regression analysis was used to build an effective model of human postural control.
Result: The postural control of the older adults is related to the plantar tactile sensitivity, proprioception, and lower limb muscle strength.
Conclusion: dynamic postural control mainly affected by lower limb muscle strength and proprioception, suggesting that trainings to improve the ankle plantarflexion, hip abduction muscle strength and knee and ankle proprioception should be recommended to older adults to improve dynamic postural control. Static postural control mainly affected by planter tactile sensitivity and proprioception suggesting that trainings to improve the proprioception and planter tactile sensitivity should be recommended to older adults to improve static postural control
A Construction Grammar Approach to Prepositional Phrase Attachment: Semantic Feature Analysis of V NP1 into NP2 Construction
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