support from the National Social Science Fund of China(No.23AZD024);the National Natural Science Foundation of China(No.71973053).
This study investigates the effects of institutional investor cliques on stock price efficiency. Using a community network algorithm, it identifies cliques of institutional investors and finds that they significantly ...
supported in part by the National Natural Science Foundation of China(Nos.11901292,11631014).
Let l>r≥3.Given a 2-graph F,the expansion E^((r))of F is an r-graph obtained from F by adding r-2 new vertices into each edge.When F is a clique of order l,the Turán number ex(n,F^((r)))was first asymptotically dete...
Shi’s research was supported in part by the National Library of Medicine Institutional Training Grant T15 LM009451;Hannig’s research was supported in part by the National Sci-ence Foundation(NSF)under Grant Nos.1512945,1633074,and 1916115;Lee’s research was supported in part by the NSF under Grant No.1512945 and 1513484.
As a classical problem,covariance estimation has drawn much attention from the statistical com-munity for decades.Much work has been done under the frequentist and Bayesian frameworks.Aiming to quantify the uncertaint...
Keyword search is an alternative for structured languages in querying graph-structured data.A result to a keyword query is a connected structure covering all or part of the queried keywords.The textual coverage and st...
Supported by the National Natural Science Foundation of China(Grant No.11271230,11671232)
A graph is said to be claw-free if it does not contain an induced subgraph isomorphic to K_(1,3). Let s and k be two integers with 0≤s≤k and let G be a claw-free graph of order n. In this paper, we investigate cli...
supported by the National Natural Science Foundation of China(NSFC)(Grant No.:71473028);the Project of Dalian University of Technology (DLUT) Educational Reform(Grant No.:ZD201509)
Purpose: This paper aims to gain an insight into the disciplinary structure of nanoscience & nanotechnology (N&N): What is the disciplinary network of N&N like? Which disciplines are being integrated into N&N...
The search engines are indispensable tools to find information amidst massive web pages and documents. A good search engine needs to retrieve information not only in a shorter time, but also relevant to the users’ qu...
Analyses of spatial relationships and social interactions provide insights into the social structure of animal societies and the ways in which social preferences among and between dyads affect higher order social rela...