Difference between revisions of "LB RunGroupC Vertex"
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|| Vy Difference (cm) || [[File:XZRaster_VyDifference_1mmbins.png|200px]] || [[File:YZRaster_VyDifference_1mmbins.png|200px]] || [[File:3cm ZRaster 1cm XYRaster VyDifference.png|200px]] | || Vy Difference (cm) || [[File:XZRaster_VyDifference_1mmbins.png|200px]] || [[File:YZRaster_VyDifference_1mmbins.png|200px]] || [[File:3cm ZRaster 1cm XYRaster VyDifference.png|200px]] | ||
|- | |- | ||
| − | || Vz Difference (cm) || [[File:XZRaster_VzDifference_1mmbins.png|200px]] || [[File:YZRaster_VzDifference_1mmbins.png|200px]] || [[File: | + | || Vz Difference (cm) || [[File:XZRaster_VzDifference_1mmbins.png|200px]] || [[File:YZRaster_VzDifference_1mmbins.png|200px]] || [[File:XYZRaster_VzDifference_1mmbins.png|200px]] |
|}<br> | |}<br> | ||
Revision as of 21:39, 7 July 2016
Vertex Reconstruction studies
Inclusive electron GEMC 2.4 & Coatjava 2.4
Summary
Set all histogram ranges to -6,6 cm and bin sizes of 0.1 cm
Point target X,Y,Z=0 cm
| No Rastering | |
|---|---|
| Vx Difference | 
|
| Vy Difference | 
|
| Vz Difference | 
|
| X Resolution (cm) | 0.2362 |
| Y Resolution(cm) | 0.09809 |
| Z Resolution (cm) | 0.05435 |
Point in 2-D but extended target in 1-D
Two vertex variables are fixed at zero and the third vertex variable is altered
| 2cm X Raster, Y=0,Z=0 | 2 cm Y Raster, X=0,Z=0 | 2 cm Z Raster ,X=0,Y=0 | 6 cm Z Raster ,X=0,Y=0 | |
|---|---|---|---|---|
| Vx Difference |  |
 |
 |
|
| Vy Difference |  |
 |
 |
|
| Vz Difference |  |
 |
 |
|
| X Resolution (cm) | 0.2658 | 0.2531 | 0.2544 | 0.2539 |
| Y Resolution(cm) | 0.1728 | 0.2368 | 0.2644 | 0.6191 |
| Z Resolution (cm) | 0.1792 | 0.1998 | 0.4318 | 1.105 |
Extended target -3 < Z < 3 cm
| 1cm X Raster | 1 cm Y Raster | 1 cm X & Y Raster | |
|---|---|---|---|
| X Resolution (cm) | 0.2696 | 0.2588 | 0.2733 |
| Y Resolution (cm) | 0.6234 | 0.6851 | 0.6877 |
| Z Resolution (cm) | 1.136 | 1.361 | 1.381 |
| Generated Vx (cm) |  |
 |
|
| Generated Vy (cm) |  |
 |
|
| Generated Vz (cm) |  |
 |
|
| Reconstructed Vx (cm) |  |
 |
|
| Reconstructed Vy (cm) |  |
 |
|
| Reconstructed Vz (cm) |  |
 |
|
| Vx Difference (cm) |  |
 |
|
| Vy Difference (cm) |  |
 |
|
| Vz Difference (cm) |  |
 |
|
Elastic electron proton GEMC 2.4 & Coatjava 2.4
References
https://clasweb.jlab.org/wiki/index.php/TF_EG12_Vertex#Z_resolution_With_micro-megas