Results 61 to 70 of about 13,790 (290)

Identifying key nodes in complex networks based on an improved gravity model

Frontiers in Physics, 2023
The identification of key nodes in complex networks is a hot topic. Therefore, it attracts increasing attention from different fields, like airline networks and social networks. To identify the key nodes in complex network, we suggest an improved gravity
Linfeng Zhong, Linfeng Zhong, Xiangying Gao, Liang Zhao, Lei Zhang, Pengfei Chen, Hao Yang, Jin Huang, Weijun Pan   +8 more
doaj   +1 more source

Tail Dependence Measure for Examining Financial Extreme Co-movements [PDF]

, 2016
Modeling and forecasting extreme co-movements in financial market is important for conducting stress test in risk management. Asymptotic independence and asymptotic dependence behave drastically different in modeling such co-movements.
Alexandru V. Asimit, Aragones, Asimit, Basrak, Breymann, Cheng, De Haan, De Haan, Doksum, Draisma, Einmahl, European Commission, Frees, Gijbels, Goegebeur, Hoeffding, Hua, Hua, Huang, Hüsler, Juri, Klüppelberg, Ledford, Ledford, Liang Peng, Longin, McNeil, Mikosch, Nelsen, Peng, Peng, Resnick, Russell Gerrard, Serfling, Sibuya, Sklar, Yanxi Hou, Zhang   +37 more
core   +1 more source

Are single‐item global rating scales the same, better, or worse than multi‐item scales in epilepsy: A scoping review and meta‐analysis

Epilepsia, EarlyView.
Abstract Objective To examine the performance of single‐item global ratings (SIGRs) and multi‐item scales (MISs) in epilepsy research, and assess the influence of diverse constructs, study designs, and statistical methods. Methods Systematic scoping review following Preferred Reporting Items for Systematic reviews and Meta‐Analyses (PRISMA) and Joanna ...
Ann Subota, Mandavi Kashyap, Samuel Wiebe   +2 more
wiley   +1 more source

Systematic Review and Meta-Analysis of Correlation of Progression-Free Survival-2 and Overall Survival in Solid Tumors

Frontiers in Oncology, 2020
Background: Using progression-free survival (PFS)2, time from randomization to 2nd disease progression or death, is proposed as a surrogate for overall survival (OS) in oncology clinical trials.
Simon Chowdhury, Paul Mainwaring, Liangcai Zhang, Suneel Mundle, Eneida Pollozi, Alexander Gray, Mark Wildgust   +6 more
doaj   +1 more source

Hereditary properties of permutations are strongly testable [PDF]

, 2014
We show that for every hereditary permutation property and every ∊0 > 0, there exists an integer M such that if a permutation π is ∊o-far from in the Kendall's tau distance, then a random subpermutation of π of order M has the property P with ...
Klimošová , Tereza, Králʼ, Daniel
core  

Rural–Urban Digital Divide: Evidence From Indian States

International Journal of Finance &Economics, EarlyView.
ABSTRACT The Indian economy has achieved significant progress in recent years, with the country expected to contribute about 16% of the global growth. However, at the sub‐national level, economic development has been quite disparate over the decades, with widening inequality between the richer western and southern states and other parts of the country.
Rashmi Arora, Nikhil Sapre
wiley   +1 more source

Microbial influences on immune modulation and colorectal cancer progression through combined transcriptomic and microbiomic analysis

iMetaOmics, EarlyView.
Schematic representation of the distinct tumor microenvironment characteristics in CA1 and CA2 subtypes. CA1 illustrates an immune‐active tumor microenvironment characterized by elevated infiltration of immune cells, particularly CD8 + T cells and macrophages, and enhanced IFN‐γ signaling.
Shuting Xia, Likun Wang, Yangzhuo Xu, Jiaqi Zhang, Zeyang Zhou, Libing Sun, Heng Li, Chungen Xing, Jialu Mao, Yina Liu, Fulin Yang, Ling Zhong, Jiancheng Xu, Xiaodong Yang, Zhemin Zhou   +14 more
wiley   +1 more source

The Association Between Media Use for Parenting Information (MUPI) and Parenting Knowledge, Attitudes and Practices Among Parents of Children Aged 6-19 Years. [PDF]

Child Care Health Dev
ABSTRACT Background The rise of digital media has significantly altered how parents access information regarding child development and parenting. While such platforms provide accessible support, the influence of different media formats on parenting outcomes remains underexplored.
Nguansiri P, Kiatrungrit K, Hongsanguansri S, Jongrakthanakij N, Atsariyasing W, Chirdkiatgumchai V, Pavasuthipaisit C.   +6 more
europepmc   +2 more sources

Evaluating the efficacy of psychological therapies for generalised anxiety disorder in children and adolescents: A systematic review and narrative synthesis

JCPP Advances, EarlyView.
Abstract Background Generalised Anxiety Disorder (GAD) is common in children and adolescents, and if not successfully treated, has negative consequences for their current and subsequent mental health. Whilst psychological therapies have previously been assessed in terms of their efficacy for a combination of anxiety disorders, no existing systematic ...
Lottie Shipp, Eleanor Leigh, Sakshi Rajesh, Polly Waite   +3 more
wiley   +1 more source

Copulas in finance and insurance [PDF]

, 2008
Copulas provide a potential useful modeling tool to represent the dependence structure among variables and to generate joint distributions by combining given marginal distributions. Simulations play a relevant role in finance and insurance.
Molanes, Elisa M., Romera, Rosario
core