Monthly Archives: January 2019

Accommodating urban freight in city planning

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Urbanization has many benefits in terms of resource efficiency, economic development and an increased access to services and goods. On the other hand, densely populated cities where multiple users compete for public space creates multiple challenges for livability and sustainability. To cope with this, we need to develop a better understanding of the personal travel and goods movement needs arising from this growth.

Critical Ultrasound Journal becomes The Ultrasound Journal

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We are excited to announce a name change for the official journal of WINFOCUS (World Interactive Network Focused on Critical UltraSound), a world-leader in advancing the use of Point-of-Care Ultrasound to improve the health of all patients across the globe.  The name will be changed from the Critical Ultrasound Journal to The Ultrasound Journal to…

Twitter’s tampered samples: Limitations of big data sampling in social media

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Social networks are widely used as sources of data in computational social science studies, and so it is of particular importance to determine whether these datasets are bias-free. In EPJ Data Science, Jürgen Pfeffer, Katja Mayer and Fred Morstatter demonstrate how Twitter’s sampling mechanism is prone to manipulation that could influence how researchers, journalists, marketeers and policy analysts interpret their data.