1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
A method to estimate the effect of deformable image registration uncertainties on daily dose mapping
Rent:
Rent this article for
USD
10.1118/1.3673772
/content/aapm/journal/medphys/39/2/10.1118/1.3673772
http://aip.metastore.ingenta.com/content/aapm/journal/medphys/39/2/10.1118/1.3673772
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

A representative slice of the male pelvic CT showing the contoured organs for computing the dose plan and the registration region of interest (box).

Image of FIG. 2.
FIG. 2.

The prostate dose plan calculated on the patient’s first CT.

Image of FIG. 3.
FIG. 3.

(a) An example map of the DVF error arising from the variable registration region of interest and (b) a random white noise error map with the same RMS error.

Image of FIG. 4.
FIG. 4.

The PCA eigenvalue spectra for the validation set of 50 spatially-correlated error maps, the synthetic sample set of 50 correlated error maps, and a set of 50 random uncorrelated error maps with the same RMS error.

Image of FIG. 5.
FIG. 5.

PCA eigenvalue spectrum versus number of samples in the training set.

Image of FIG. 6.
FIG. 6.

The dose mapping errors due to (a) the PCA model of DIR error for spatially-correlated errors and (b) random spatial errors with the same RMS magnitude.

Image of FIG. 7.
FIG. 7.

The correlation between the dose mapping errors due to correlated DIR errors and those due to random spatial errors, (a) from the entire dose distribution and (b) selected from the regions of higher dose gradient.

Image of FIG. 8.
FIG. 8.

The frequency distributions of dose mapping errors for our two models of DIR uncertainty.

Image of FIG. 9.
FIG. 9.

The local spatial correlation between the dose mapping error due to spatially-coherent DIR errors and that due to random white noise DIR errors.

Loading

Article metrics loading...

/content/aapm/journal/medphys/39/2/10.1118/1.3673772
2012-01-11
2014-04-20
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A method to estimate the effect of deformable image registration uncertainties on daily dose mapping
http://aip.metastore.ingenta.com/content/aapm/journal/medphys/39/2/10.1118/1.3673772
10.1118/1.3673772
SEARCH_EXPAND_ITEM