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Using PageRank to Detect Fraudulent Websites

http://www.computerworld.in/feature/can-algorithms-really-tackle-fake-news-fiasco   In the wake of the 2016 Presidential Election, the idea of “Fake News” has become a widespread and recognized phenomenon. Many news podcasts and websites, without any reliable or credible sources of information, will report on a fraudulent story that those who hear about will accept as fact. As a result, to better […]

Looking at BitTorrents with Fluids

I read “Modeling and Performance Analysis of BitTorrent-Like Peer-to-Peer Networks” by Dongyu Qiu and R. Srikant (2004). The paper discussed analysing the performance of the BitTorrent protocol using flow mechanics. For those who don’t know, BitTorrent is a popular file distribution protocol used to distribute content between computers such as caches, backups, updates. Microsoft and […]

Using PageRank to Detect Anomalies And Fraud in Healthcare

https://hortonworks.com/blog/using-pagerank-detect-anomalies-fraud-healthcare/   This 3-part study, completed by Ofer Mendelevitch and Jiwon Seo Ph.D., takes a closer look into the PageRank algorithm and how it can be used. They set out to see if they could apply the PageRank algorithm to a Medicare dataset for the purpose of detecting fraud and anomalies on a real-world healthcare […]

Leveraging the True Power of Networking

https://networking.cioreview.com/cxoinsight/leveraging-the-true-power-of-networking-nid-25017-cid-9.html   The article “Leveraging the True Power of Networking” contains a discussion of the founder and CEO of Wpromote’s own experience and advice on professional networking.  He emphasises the importance of networking in general because certain connects can be extremely helpful for professional gains.  He mentions that you need to keep an open mind […]

Temporal PageRank

https://link.springer.com/chapter/10.1007/978-3-319-46227-1_42 We call a graph dynamic when the number edges and nodes it has varies over time. Then we call a graph temporal if it is dynamic and we know each node and edge given a particular time. The authors of this study derived a natural generalization of PageRank to apply to temporal graphs, which […]

“Six Degrees of Separation”: Coincidental or Forseeable

Though the global social network is expansive due to the number of nodes and connections it contains, the network breaks into large components, making the world seem much smaller than it actually is.  This perceived close proximity between many nodes can be explained by the “six degrees of separation” phenomena.  Generally, this idea explains how […]

Using the Nash Bargaining Solution to Decide How to Spend Money

Article: http://time.com/4867730/relationships-money-tool/ Wellesley College Professor Oscar Fernandez has recently written a book called “The Calculus of Happiness” in which he uses different mathematical principals to improve people’s ability to make decisions. One such example in the book is a tool that Professor Fernandez made to address disputes about how a couple should split a certain […]

Net Neutrality and Web Search

In class we learned the basics of how the network we know as the “World Wide Web” is organized. Pages organize themselves by relevancy based on their connections to each other. Users then interact with these pages via a web browser and internet service provider (ISP). In many of our discussions, the ISP combined with […]

A look into the Exchanges

An exchange is a marketplace in which securities, commodities, derivatives and other financial instruments are traded. Whenever someone talks about the stock market as a place where equities are exchanged between buyers and sellers, the first thing that comes to mind is either the New York Stock Exchange (NYSE) or Nasdaq, and there’s no debate […]

Sideboard Clearing in Magic: The Gathering

Within the card game Magic: The Gathering, players construct decks with specific themes to duel opponents. These themes fall into three major categories: aggressive, control, and combination, each dictating a style of play and form of win condition. Each style has its strengths and weaknesses. For example, aggressive decks attempt to win as quickly as […]

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