EGU General Assembly 2007
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  Information - SM7 Testing Current Approaches to Inversion for Earth Structure and Earthquake Sources: Resolution, Robustness and Reliability

Event Information
Although inversion techniques are commonly applied to image Earth structure or to investigate the time-space evolution of earthquake ruptures, the reliability of the resulting models is still poorly assessed. Comparisons of global structures or source models inverted using similar data, but different inversion techniques applied by different research teams, often show dissimilarities beyond what a standard resolution analysis would have predicted. There is therefore an urgent need for new approaches to more rigorously assess the quality of inverted models.
For that purpose, blind tests for earthquake-source inversion and Earth structure imaging are currently conducted within the framework of the SPICE Consortium, a Marie Curie Research Training Network. Synthetic data have been generated which are currently inverted by a number of researchers, within and outside the SPICE Consortium. The aim of this session is to gather the results from these blind tests and to stimulate discussion on reliability, robustness and resolution of inverted models in source and structure studies. Moreover, we welcome any contribution from other blind tests experiments, procedures to evaluate the robustness of inverse methods or to quantify similarities and discrepancies between inverted models. We also solicit contributions on innovative inversion schemes for Earth structure or earthquake source properties addressing the multi-scale nature of these problems. This session is sponsored by the SPICE Consortium, a Marie Curie Research Training Network, an FP6 Integrated Infrastructure Initiative.

Preliminary List of Solicited Speakers
Lapo Boschi, ETH Zurich, Swizerland: "TOWARDS HIGHER-RESOLUTION TOMOGRAPHY AT THE GLOBAL AND REGIONAL SCALES"
Sergei Lebedev, Univ of Utrecht, The Netherlands
Takahiko Uchide, University of Tokyo, Japan: "MULTI-SCALE SLIP INVERSION -- DEVELOPMENT AND APPLICATION"

Co-Sponsorship

General Statement
The information contained hereafter has been compiled and uploaded by the Session Organizers via the "Organizer Session Form". The Session Organizers have therefore the sole responsibility that this information is true and accurate at the date of publication, and the conference organizer cannot accept any legal responsibility for any errors or omissions that may be made, and he makes no warranty, expressed or implied, with regard to the material published.



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