This paper develops analytical expressions and algorithms for deriving the number of clusters that an average query of a given size and orientation retrieves using a given spatial access method. Besides being of theoretical interest, these algorithms run very fast and can be used by query...

This paper describes a simulation study investigating the performance of two non-recursive spatial clustering methods---the inverted naive and the spiral methods---in extensive detail and comparing them with the hilbert fractal method that has been shown in previous studies to outperform other...

In the past decade, online Peer-to-Peer (P2P) lending platforms have transformed the lending industry, which has been historically dominated by commercial banks. Information technology breakthroughs such as big data-based financial technologies (Fintech) have been identified as important...

Background: Local, state, and federal governments have started exploring the potential of crowdfunding in transforming conventional financing methods used previously to fund public projects and services. While crowdfunding has been applied to improve government financing methods in recent years,...

Blockchain has become a new frontier of venture capitals that has attracted the attention of banks, governments, and other business corporations. The recent blockchain related attempts included legal blockchains by Fadada.com and Microsoft and pork tracking blockchains by Walmart and IBM....

While venture capital firms are increasingly relying on recommendation models in investment decisions, existing startup recommendation models fail to consider the uniqueness of venture capital context, including two-sided matching between investing and investee firms and a lack of information...

Civic crowdfunding is an emerging subgenre of crowdfunding wherein citizens contribute to financing civic projects that bring value to their community. Civic crowdfunding projects are oriented around community development, such as educational initiatives, transportation improvement and...

Crowdfunding is an emerging model of finance whereby backers gather online to fund projects, event, causes or events. Online consumption communities OCC play an important role in removing temporal and spatial boundaries by allowing consumers to convene online over a shared consumption interest....