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All figures (9)
Figure 8. The annual fluctuations in the atmospheric concentration of carbon dioxide which surround the upward trend.
Figure 7. The residual sequence from detrending the temperature data.
Figure 4. The gain of the Hodrick–Prescott lowpass
Figure 9. The residual sequence from detrending the Swiss unemployment figures, which gives evidence of labour hoarding.
Figure 5. The gain of the 6th order Butterworth lowpass filter with a cut-off frequency of π/8.
Figure 6. The gain of the 8th order Butterworth lowpass filter with a cut-off frequency of 3π/8.
Figure 1. Northern hemisphere temperature anomalies 1880–1990.
Figure 3. The quarterly figures on Swiss unemployment from 1980.1 to 1996.2.
Figure 2. Monthly atmospheric carbon dioxide concentrations in parts per million by volume from Jan. 1958 to Jan. 1984.
Journal Article
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DOI
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Filters for Short Nonstationary Sequences
[...]
David Pollock
1
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Institutions (1)
Queen Mary University of London
1
01 Oct 2000
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Social Science Research Network