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A smart Travel Survey. What is the role of the respondent?
An evaluation of in-app respondent behvaiour in travel surveys.
Density estimation by neural networks
This dissertation develops density estimation and filtering methods to analyze complex high-frequency data prone to uncertainty pronounced in missing observations or errors by measurement
A smart Travel Survey. Results of a push-to-smart field experiment in the Netherlands
An evaluation of push-to-smart methodology in travel surveys
Comparing activity trackers to investigate physical activity
This paper describes the search for a sensor system that is accurately and validly capable to recognise physical activity and its intensity. Different methods to estimate the intensity of physical...
Inferring network traffic from sensors without a sampling design
The use of non-probability data as a primary data source in official statistics is currently an active field of research.
Correcting survey measurement with road sensor data
Time-based diary surveys collect data over specified time intervals and impose a heavy response burden.
Extracting data on road network transportation from sensor data without sample design
Big data has received increasing attention across several disciplines in recent years. In official statistics, big data potentially enables us to produce statistics cheaper, faster, and on a higher...
Manual retail price observations discontinued
Manual retail price observations discontinued
CBS experiments with agricultural sensor data
Statistics Netherlands (CBS) is continuously innovating, also in the field of business data collection. We are permanently on the look-out for new data sources and alternative ways of collecting...
Hay fever season arriving early this year
In 2019, people suffering from hay fever have bought their pollen allergy medication relatively early in the year.
Sensor data improves flash estimate for inland shipping
Innovative research has been carried out to see whether data from Rijkswaterstaat’s Information and Safety System (IVS) can be used to improve the added value and production value of inland shipping...
Hay fever index
Hay fever index
Expansion of maritime statistics: sea routes and cargo
Expansion of maritime statistics: sea routes and cargo
The use of advanced transportation monitoring data for official statistics
Dissertation on the use of electronically collected transport data for official statistics on transportation demand and flows.