Knowledge base

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    Case: 'Cloudbursting' expands research infrastructure at VUmc download

    Knowledge base - Researchers at the Vrije Universiteit Medical Centre (VUmc) sometimes reach the capacity limits of the private VUmc Research Cloud, which is why it is connected to SURFsara's HPC Cloud. Lightpaths between the Research Cloud and the HPC Cloud provide additional security, reliability, and capacity, and researchers do not even notice the difference.

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    Case: Comprehensive datasets provide insight into causes of schizophrenia download

    Knowledge base - Genetic variants play a major role in the occurrence of psychiatric conditions such as depression, schizophrenia, and autism. Comprehensive data sets and plenty of processing power are needed to map these. Prof. Danielle Posthuma and her research group are therefore making intensive use of the Research Capacity Computing Service (RCCS) at SURFsara.

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    Case: Research into complex algorithms for intelligent search systems download

    Knowledge base - People who see the suggestions for related books/music on Bol.com and Spotify often don't realise that there are complex algorithms at work behind them. Martha Larson (Radboud University Nijmegen and TU Delft) is conducting research on these algorithms. She looks at the technological capacities and the necessary computing power, as well as privacy.

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    Use cases Life Science Grid download

    Knowledge base - The Life Science Grid (LSG) accommodates life scientists at Dutch universities and medical centers to perform data analysis or other computational work. Your work can vary in scale and type, from occasional analyses up to thousands of production jobs continuously, and on datasets ranging from a few gigabytes to hundreds of terabytes and beyond.

  • Whitepaper How data can improve the quality of higher education download

    Knowledge base - The Dutch higher education sector is increasingly recognising the potential for the vast volumes of data that it has at its disposal. What opportunities does learning analytics offer? And what challenges are the early adopters facing? This whitepaper describes how data can improve the quality of higher education.

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    Best practice Visualisation as an aid to genetic research download

    Knowledge base - Genetic research is an interdisciplinary field involving biologists, medical specialists, geneticists, neuroscientists and psychologists. Dr. Niels Cornelisse, Assistant Professor at the Center for Neurogenomics and Cognitive Research (CNCR) at VUmc, aims to improve communication between the various disciplines by using visualisation.

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    Best practice Newsreader: 1 million articles per day download

    Knowledge base - Extracting the essence of large numbers of new articles is the mission of NewsReader. Project coordinator Prof. Dr. Piek Vossen: “Many articles deal with the same underlying material. Automatic analysis can identify the material or detect the differences between various sources.”

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    Best practice Flexmers working with SURFsara in ICT Breakthrough Project download

    Knowledge base - FlexMers is a company researching so-called oligonucleotide binders: RNA or DNA molecules that bind to another molecule (the target). As the selection of these binders produces very large data collections, FlexMers used the national compute cluster Lisa.

  • Sharing medical research data optimises population research download

    Knowledge base - In order to further optimise neurological population research, Leiden University Medical Center (LUMC), Erasmus University Medical Center Rotterdam (Erasmus MC) and the Delft University of Technology share imaging and other data. The collection, sharing, analysis and visualisation of medical data requires an advanced e-infrastructure.

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    Article New challenges for Dutch science and society download

    Knowledge base - Big Data is changing both science and society. Anwar Osseyran and Wilco Hazeleger, directors of SURFsara and the Netherlands eScience Center respectively, discuss the opportunities and challenges that lie ahead.

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    Best practice Two billion tweets used as research materials download

    Knowledge base - What do we twitter about? Which words are used in which location, in which context? For the past year, this information has been publicly available via the twiqs.nl website. The SURFsara Hadoop cluster provides computing power and the requisite storage capacity.

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    Best practice Nederlab: all Dutch texts now searchable in digital format download

    Knowledge base - Marc Kemps-Snijders is head of technical development at the Meertens Institute. He is charged with Nederlab, a large-scale research corpus for humanities research. With the current count at 37.5 million documents, Nederlab is set to go live in the first half of 2014.

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    Best practice Information retrieval with self-learning algorithms download

    Knowledge base - How do you select specific information from very large text corpuses? The answer: develop algorithms capable of independently analyzing texts and identifying the relevant search criteria. The TREC Challenge was established to motivate researchers to optimally apply their creativity and expertise.

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    Best practice Big data: social and corporation applications download

    Knowledge base - We are living in an age characterized by monumental developments in the area of information and data. Where we received most of our information from parents and teachers only twenty years ago, we are now bombarded with a barrage of information from an infinite number of sources. An interview with Sander Klous, Head of Big Data Services at KPMG.

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    Best practice Statistics and large datasets are crucial to search engines download

    Knowledge base - Djoerd Hiemstra, Informatics department of the University of Twente, focuses on research in the area of search engines, search engine technology and search algorithms. The Databases section of the Informatics department assesses the quality of search algorithms and works to improve the models used to count words and hyperlinks.