dc.date.accessioned | 2013-11-21T11:03:36Z | |
dc.date.issued | 2013 | en_US |
dc.date.submitted | 2013-06-04 | en_US |
dc.identifier.citation | Cheng, Wai Choi Derek. Non-Stationary Mixed-Frequency Variables in Time Series Models: A New Design Approach. Masteroppgave, University of Oslo, 2013 | en_US |
dc.identifier.uri | http://hdl.handle.net/10852/37723 | |
dc.description.abstract | Mixed-frequency variables may encounter problems of non-guaranteed steady-state in time-variant state-space system during temporal disaggregation, forecasting or nowcasting. The instability of state-space system directly affects the accuracy of prediction. This thesis aims to develop a new design framework to model non-stationary mixed-frequency variables in time series models. We introduce a periodic constraint to control the instability of time-variant state-space system for non-stationary mixed-frequency variables. Our proposed periodic constraints in time-variant state space system are originated from temporal-aggregated constraints themselves. We fully utilize the binding conditions of both unobserved and observed temporal-aggregated conditions to generate the bounded periodicity of Kalman gain, control the instability of time-variant state-space system and improve the accuracy of temporal prediction. Such constrained state-space system for mixed-frequency variables we proposed is implementable with a conventional Kalman filter. | eng |
dc.language.iso | eng | en_US |
dc.title | Non-Stationary Mixed-Frequency Variables in Time Series Models: A New Design Approach | en_US |
dc.type | Master thesis | en_US |
dc.date.updated | 2013-11-15 | en_US |
dc.creator.author | Cheng, Wai Choi Derek | en_US |
dc.date.embargoenddate | 10000-01-01 | |
dc.rights.terms | Dette dokumentet er ikke elektronisk tilgjengelig etter ønske fra forfatter. Tilgangskode/Access code A | en_US |
dc.rights.terms | forever | en_US |
dc.subject.nsi | VDP::412 | en_US |
dc.identifier.bibliographiccitation | info:ofi/fmt:kev:mtx:ctx&ctx_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:dissertation&rft.au=Cheng, Wai Choi Derek&rft.title=Non-Stationary Mixed-Frequency Variables in Time Series Models: A New Design Approach&rft.inst=University of Oslo&rft.date=2013&rft.degree=Masteroppgave | en_US |
dc.identifier.urn | URN:NBN:no-39747 | |
dc.type.document | Masteroppgave | en_US |
dc.identifier.duo | 182281 | en_US |
dc.contributor.supervisor | Anders Rygh Swensen | en_US |
dc.rights.accessrights | closedaccess | en_US |
dc.identifier.fulltext | Fulltext https://www.duo.uio.no/bitstream/handle/10852/37723/2/ChengWCD-master.pdf | |