This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| phase2:experts [2015/01/27 13:01] – taarre | phase2:experts [2015/01/28 09:42] (current) – dsalerno | ||
|---|---|---|---|
| Line 42: | Line 42: | ||
| * [[phase2: | * [[phase2: | ||
| * [[phase2: | * [[phase2: | ||
| + | * [[phase2: | ||
| + | * [[phase2: | ||
| Comparison of different scenarios | Comparison of different scenarios | ||
| Line 103: | Line 105: | ||
| 1) What is the eta distribution of the 4 jets from HH -> bb decay ? | 1) What is the eta distribution of the 4 jets from HH -> bb decay ? | ||
| + | |||
| + | {{: | ||
| 2) What is the eta distribution of the most central jet ? The second | 2) What is the eta distribution of the most central jet ? The second | ||
| most central jet ? The third most central jet ? The most forward jet ? | most central jet ? The third most central jet ? The most forward jet ? | ||
| + | |||
| + | Most central jet: | ||
| + | {{: | ||
| + | |||
| + | Second most central jet: | ||
| + | {{: | ||
| + | |||
| + | Third most central jet: | ||
| + | {{: | ||
| + | |||
| + | Most forward jet: | ||
| + | {{: | ||
| + | |||
| 3) From (2) above, can we define eta regions we are most interested in | 3) From (2) above, can we define eta regions we are most interested in | ||
| Line 112: | Line 129: | ||
| 4) What is the median track PT in the most central jet ? The second | 4) What is the median track PT in the most central jet ? The second | ||
| most central jet ? The third most central jet ? The most forward jet ? | most central jet ? The third most central jet ? The most forward jet ? | ||
| + | |||
| + | Median track PT in most central jet: | ||
| + | {{: | ||
| + | |||
| + | Median track PT in second most central jet: | ||
| + | {{: | ||
| + | |||
| + | Median track PT in third most central jet: | ||
| + | {{: | ||
| + | |||
| + | Median track PT in most forward jet: | ||
| + | {{: | ||
| + | |||
| 5) From (4) above, can we define track PT regions that we are most interested | 5) From (4) above, can we define track PT regions that we are most interested | ||
| Line 149: | Line 179: | ||
| 7) * Can we implement tilted pixel modules - perhaps in the FPIX region ? | 7) * Can we implement tilted pixel modules - perhaps in the FPIX region ? | ||
| - | There are examples on how to do this in Mersi’s private area. | + | There are examples on how to do this in Mersi’s private area. |
| + | |||
| + | Possible for the barrel, not possible for the end cap. See page " | ||
| Line 193: | Line 225: | ||
| to charm jets and light jets and b-jet id to b-jets. | to charm jets and light jets and b-jet id to b-jets. | ||
| b-jet, charm-jet, light jet b-tag parametrizations. | b-jet, charm-jet, light jet b-tag parametrizations. | ||
| + | |||
| + | ============= Exciting observations ============== | ||
| + | |||
| + | Everyone can add your observations here : | ||
| + | |||
| + | * To b-tag all 4 jets in HH->bbb @ 95% (?) efficiency, we need to consider b-tagging out to Eta < 4 (Ben) | ||
| + | |||
| + | |||
| + | 1) TEST | ||
| + | |||
| + | Check efficiency at parton level cutting on |eta| < 1, |eta| < 2, |eta| < 3: | ||
| + | |||
| + | First most central parton: | ||
| + | {{: | ||
| + | |||
| + | Second most central parton: | ||
| + | {{: | ||
| + | |||
| + | Third most central parton: | ||
| + | {{: | ||
| + | |||
| + | Most forward parton: | ||
| + | {{: | ||
| + | |||