Results 21 to 30 of about 9,904 (178)

A Hilbert-type integral inequality with a non-monotone and non-homogeneous kernel(一个非单调非齐次核的Hilbert型积分不等式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2017
通过引入参数σ和应用权函数的方法,建立了一个具有最佳常数因子的非单调且非齐次核的Hilbert型积分不等式及其等价形式,并考虑了特殊结果.
ZHONGJianhua(钟建华)   +2 more
doaj   +1 more source

A Hilbert-type integral inequality with the homogeneous kernel of - 4-order(一个-4齐次核的Hilbert型积分不等式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2009
通过引入双参数及应用权函数的方法,建立一个核为-4齐次的Hilbert型积分不等式及等价式,并证明其常数因子为最佳值.作为应用,给出其逆向形式及一些特殊结果.
GEXiao-kui(葛晓葵)
doaj   +1 more source

A risk-measure and premium pricing model(一种风险度量与保费定价模式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2004
在“修正确定等价” (modified certainty equivalent)风险度量模式的基础上,引入风险度量安全系数λ,建立了 一种适用范围吏广的组合风險的度量模式——安全修正风险度量,从而也得到一种组合风险的保费定价模式. 由此,达到了风险的度量和保费定价的有机结合,同时,也将经典的“平均值原理”从个体风险推广到了组合投资和组合风险的度量定价中.
SHENYin-fang(沈银芳)
doaj   +1 more source

A half-discrete Hilbert-type inequality with a non-homogeneous kernel(一个半离散非齐次核的Hilbert型不等式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2017
引入独立参数,应用权函数的方法及实分析技巧,建立一个具有最佳常数因子的半离散非齐次核的Hilbert型不等式,还考虑了其具有最佳常数因子的等价形式.
YANGBicheng(杨必成)   +1 more
doaj   +1 more source

A more accurate Hilbert-type operator and its applications(一个较精密的Hilbert型算子不等式及其应用)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2010
使用改进的Euler-Maclaurin求和公式,定义了一带范数的Hilbert型线性算子,作为其应用,得到一对新的、较精密的、带最佳常数因子的、等价的Hilbert型算子不等式.
ZHONGWu-yi(钟五一)
doaj   +1 more source

数据要素价值化发展路径与对策研究

open access: yes大数据, 2023
基于国内外数据要素市场化的发展情况,总结了国外数据要素价值化发展的路径及特点。概括了我国数据要素市场在交易市场、应用场景等方面的现状,针对目前我国数据要素市场的发展情况,结合我国数据要素市场环境及发展特色,提出了构建中国特色数据要素市场模式的建议,以加快释放数据要素价值。
杨云龙, 张亮, 杨旭蕾
doaj   +1 more source

A half-discrete Hilbert-type inequality with the decreasing and homogeneous kernel of degree 0(一个核为递减零齐次半离散的Hilbert型不等式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2015
通过引入参数和应用权函数的方法,建立了 一个核为递减非凸的、具有最佳常数因子、零齐次半离散的Hilbert型不等式及其等价形式,并考虑了特殊结果.
ZHONGJianhua(钟建华)   +1 more
doaj   +1 more source

Patriotic rabbits or toxic men? Media ideology, entextualization, and enregisterment on Chinese interfaces

open access: yesJournal of Linguistic Anthropology, EarlyView.
Abstract This article argues that social actors' media ideologies about digital interfaces are key to the enregisterment of online activities. Focusing on an online register emergent from user activities around Year, Hare, Affair (YHA)—a state‐aligned Chinese animation—I explore how different metadiscourses evaluate this register by entextualizing ...
Jiarui Sun
wiley   +1 more source

Understanding the Co‐Provision of Disaster‐Related Services in the United States: Universities and Colleges as Community Stakeholders

open access: yesPublic Administration, EarlyView.
ABSTRACT A “whole community” strategy is central to disaster management and community resilience in the United States. However, the specific means by which community‐level stakeholders in the private and nonprofit sectors function as partners with government agencies in providing key disaster‐related services are currently underexamined.
Suyang Yu, Brian J. Gerber
wiley   +1 more source

A Hilbert-type integral inequality with the kernel of hyperbolic secant function(一个核为双曲正割函数的Hilbert型积分不等式)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2013
引入Γ-函数等特殊函数,利用权函数方法和实分析技巧,建立一个核为双曲正割函数的Hilbert型积分不等式及其等价式,证明了它们的常数因子是最佳值,并通过取特殊的参数值,得到一些有意义的结果.
LIUQiong(刘琼)   +1 more
doaj   +1 more source

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