Estimation of layer thickness and velocity changes using 4D prestack seismic data

T Røste, A Stovas, M Landrø - Geophysics, 2006 - library.seg.org
In some hydrocarbon reservoirs, severe compaction of the reservoir rocks is observed. This
compaction is caused by production and is often associated with stretching and arching of …

Optimal experiment design for time-lapse traveltime tomography

JB Ajo-Franklin - Geophysics, 2009 - library.seg.org
Geophysical monitoring techniques offer the only noninvasive approach capable of
assessing the spatial and temporal dynamics of subsurface fluid processes. Increasingly …

Seismic tomography studies of cover thickness and near-surface bedrock velocities

B Bergman, A Tryggvason, C Juhlin - Geophysics, 2006 - library.seg.org
Reflection seismic imaging of the uppermost kilometer of crystalline bedrock is an important
component in site surveys for locating potential storage sites for nuclear waste in Sweden …

Time-lapse tomographic inversion using a Gaussian parameterization of the velocity changes

AK Evensen, M Landrø - Geophysics, 2010 - library.seg.org
Most seismic studies of changes in traveltimes are of a qualitative nature and a major
challenge in four dimensions is to use the information contained in time shifts to quantify the …

Application of a linear finite-frequency theory to time-lapse crosswell tomography in ultrasonic and numerical experiments

J Spetzler, D Šijačić, KH Wolf - Geophysics, 2007 - library.seg.org
Time-lapse seismic monitoring is the geophysical discipline whereby multiple data sets
recorded at the same location but at different times are used to locate and quantify temporal …