Stratos Idreos
Stratos Idreos

Data systems that are easy to design*

Systems

We keep designing new data systems over and over again. We ask two questions in this post: 1) Is this sustainable in the long term? 2) Can we make this process faster? The need for new data system designs “Big data” may be mostly a marketing term as opposed to a research one but it […]

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Kostas Stefanidis, Eirini Ntoutsi, Haridimos Kondylakis
Kostas Stefanidis, Eirini Ntoutsi, Haridimos Kondylakis

Information Hunting: The Many Faces of Recommendations for Data Exploration

Recommendations

With the growing complexity of the Web, users often find themselves overwhelmed by the mass of choices available. For example, shopping for DVDs or clothes online becomes more and more difficult, as the variety of offers increases rapidly and gets unmanageable. To facilitate users in their selection process, recommender systems provide suggestions of potential interest […]

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Julia Stoyanovich and Fabian Suchanek
Julia Stoyanovich and Fabian Suchanek

The elephant in the room: getting value from Big Data

Big Data

Big Data, and its 4 Vs – volume, velocity, variety, and veracity – have been at the forefront of societal, scientific and engineering discourse. Arguably the most important 5th V, value, is not talked about as much. How can we make sure that our data is not just big, but also valuable? WebDB workshop, which […]

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Amol Deshpande
Amol Deshpande

Graph data management

Graphs

Graph data management has seen a resurgence in recent years, because of an increasing realization that querying and reasoning about the structure of the interconnections between entities can lead to interesting and deep insights into a variety of phenomena. The application domains where graph or network analytics are regularly applied include social media, finance, communication […]

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Kristina Lerman
Kristina Lerman

Why your friends have more to be thankful for

Analytics, Social Networks

As Thanksgiving approaches, it may feel like everyone else has so much more to be thankful for. Just check your Facebook, Twitter or Instagram: your friends seem to dine at finer restaurants, take more exotic vacations, and attend more exciting parties. Research suggests this is not simply a matter of perception, but a mathematical fact […]

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