WEIGHTS

作品数:277被引量:337H指数:10
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Composition operators on weighted Bergman spaces induced by doubling weights
《Science China Mathematics》2024年第7期1571-1598,共28页Xin Guo Maofa Wang 
supported by National Natural Science Foundation of China (Grant Nos. 12101467 and 12171373)。
Given a doubling weightωon the unit disk D,let A_(ω)^(p) be the space of all the holomorphic functions f,where∥f∥A_(ω)^(p):=(∫_(D)|f(z)|_(p)ω(z)dA(z))^(1/p)<∞.We completely characterize the topological connect...
关键词:composition operator linear combination linearly connected weighted Bergman space doubling weight 
Weighted variation inequalities for differential operators and singular integrals in higher dimensions被引量:9
《Science China Mathematics》2017年第8期1419-1442,共24页MA Tao TORREA Jose L. XU QuanHua 
supported by National Natural Science Foundation of China(Grant Nos.11671308 and 11431011);Ministerio de Economia y Competitividad/al Fondo Europeo de Desarrollo Regional(Grant No.MTM2015-66157-C2-1-P)
We prove weighted q-variation inequalities with 2
关键词:variation inequalities A_(p) weights differential operators singular integrals vector-valued variationin equalities 
On the bilinear square Fourier multiplier operators and related multilinear square functions被引量:2
《Science China Mathematics》2017年第8期1477-1502,共26页SI ZengYan XUE QingYing YABUTA Kz 
supported by National Natural Science Foundation of China (Grant Nos. 11401175, 11501169 and 11471041);the Fundamental Research Funds for the Central Universities (Grant No. 2014KJJCA10);Program for New Century Excellent Talents in University (Grant No. NCET-13-0065);Grantin-Aid for Scientific Research (C) (Grant No. 15K04942);Japan Society for the Promotion of Science
Let n 1 and Tm be the bilinear square Fourier multiplier operator associated with a symbol m,which is defined by Tm(f1, f2)(x) =(∫0^∞︱∫(Rn)^2)e^2πix·(ξ1+ξ2))m(tξ1, tξ2)f1(ξ1)f2(ξ2)dξ1dξ...
关键词:multilinear square functions Fourier multiplier operator multiple weights COMMUTATORS 
Multiple weighted estimates for commutators of multilinear fractional integral operators被引量:2
《Science China Mathematics》2013年第9期1879-1894,共16页CHEN SongQing WU HuoXiong 
National Natural Science Foundation of China (Grant No. 11071200);Natural Science Foundation of Fujian Province of China (Grant No. 2010J01013)
Multilinear commutators and iterated commutators of multilinear fractional integral operators with BMO functions are studied. Both strong type and weak type endpoint weighted estimates involving the multiple weights f...
关键词:multilinear fractional integrals COMMUTATORS maximal operators multiple weights A  P q  weighted norm inequalities 
Choice of weights in FMA estimators under general parametric models被引量:1
《Science China Mathematics》2013年第3期443-457,共15页ZHANG XinYu ZOU GuoHua LIANG Hua 
supported by National Natural Science Foundation of China (Grant Nos.71101141, 70933003, 11228103, and 11271355);the Hundred Talents Program of the Chinese Academy of Sciences;National Science Foundation of United States (Grant No. DMS-1007167)
The choice of weights in frequentist model average estimators is an important but difficult problem. Liang et al. (2011) suggested a criterion for the choice of weight under a general parametric framework which is ter...
关键词:asymptotic optimality likelihood inference model averaging model selection model selection diagnostics 
A class of binary cyclic codes with five weights被引量:5
《Science China Mathematics》2010年第12期3279-3286,共8页LI ChunLei 1 , ZENG XiangYong 1, & HU Lei 2 1 Faculty of Mathematics and Computer Science, Hubei University, Wuhan 430062, China 2 The State Key Laboratory of Information Security, Graduate School of Chinese Academy of Sciences, Beijing 100049, China 
supported by National Natural Science Foundation of China(Grant Nos. 60973130, 60773134, 10990011);National Basic Research (973) Program of China (Grant No.2007CB311201);supported by Natural Science Foundation for Excellent Youth Scholars of Hubei Province of China (Grant No. 2009CDA147)
In this paper, the dual code of the binary cyclic code of length 2 n-1 with three zeros α, α t 1 and α t 2 is proven to have five nonzero Hamming weights in the case that n 4 is even and t1 = 2 n/2 + 1, t2 = 2 n-1-...
关键词:cyclic code Niho EXPONENT EXPONENTIAL SUM Pless power MOMENT IDENTITY weight distribution 
A note on Optimal weights and variable selections for multivariate survival data
《Science China Mathematics》2009年第6期1131-1133,共3页Zhao Sihai Dave 
supported by U. S. National Cancer Institute (Grant No. R01 CA95747)
Fan et al. are to be congratulated for this important contribution to the analysis of multivariate failure time data. They have provided three regression parameter estimators for multiple covariates in the marginal ha...
关键词:WEIGHTS MULTIVARIATE estimating variance MARGINAL hazard LIKELIHOOD ASYMPTOTICALLY estimates CHOOSE 
On the dual of quaternary Goethals codes and their weight hierarchies
《Science China Mathematics》2002年第11期1361-1371,共11页崔杰 万哲先 
Some properties such as type, trace description, symmetrized weight enumerator, and generalizedHamming weights of the dual of quaternary Goethals codes are discussed. Furthermore, the shortened codesof quaternary Goet...
关键词:QUATERNARY Goethals code  symmetrized WEIGHT enumerator  GENERALIZED Hamming weights. 
Parameters of the codes over affine varieties
《Science China Mathematics》2000年第2期141-148,共8页吴新文 
This work was supported in part by the National Natural Science Foundation of China(Grant No.19701033).
We derive a lower bound of the generalized Hamming weights of the codes over affine varieties , which are defined by appropriate sequences of rational polynomials over varieties.
关键词:AFFINE VARIETIES CODES OVER VARIETIES GENERALIZED Hamming weights. 
Strong Uniform Consistency of k-Nearest Neighbor Regression Function Estimators
《Science China Mathematics》1994年第9期1032-1040,共9页秦更生 成平 
Project supported by the National Natural Science Foundation of China.
<正> For a wide class of nonparametric regression functions, the nearest neighbor estimator is constructed, and the uniform measure of deviation from the estimator to the regression function is studied. Under some mil...
关键词:STRONG UNIFORM CONSISTENCY k-nearest NEIGHBOR WEIGHTS class K method censored data. 
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