A method for building a real-time cluster-based continuous mental workload scale

Y Lin, H Cai - Theoretical Issues in Ergonomics Science, 2009 - Taylor & Francis
Mental workload is known to significantly influence an operator's task performance. Extreme
levels of mental workload can lead to operator monotony, low performance and operation …

Efficient, ROM-less DDFS using non-linear interpolation and non-linear DAC

AL McEwan, S Collins - Analog Integrated Circuits and Signal Processing, 2006 - Springer
A non-linear interpolation based ROM-less Direct Digital Frequency Synthesisiser (DDFS) is
more efficient than previous systems as each current cell in a non-linear DAC is used more …

[HTML][HTML] Using photoplethysmographic signal for increasing the accuracy of indirect blood pressure measurement

Á Jobbágy - Proc Est Acad Sci Eng, 2004 - books.google.com
Automatic and semi-automatic blood pressure meters are widespread in home health
monitoring. However, their results are not accurate and reproducible enough, the reliability …

[PDF][PDF] Early diagnosis and objective assessment of patients with neural and cardiovascular diseases

Á Jobbágy - 2005 - real-d.mtak.hu
Many cardiovascular and neural diseases remain undetected until the symptoms are
stressed. Usually this means a progressive stage of the disease. Early diagnosis and the …

[PDF][PDF] Accurate blood pressure measurement at home

Á Jobbágy, P Csordás, A Mersich - Proceedings of Medicon and …, 2004 - academia.edu
Automatic and semi-automatic bloodpressure meters are simple-to-use thus widespread in
home health monitoring. However, their results are not accurate and reproducible enough …

Direct digital synthesis by analogue interpolation

A McEwan, A McEwan - 2004 - ora.ox.ac.uk
 An improvement in efficiency of direct digital frequency synthesis (DDFS) systems is
demanded for low power frequency synthesis in wireless communications. Concurrently a …