Test fit results with Run1234                                                                        Kenji Hamano

Last modified : Feb 19, 2008                                              Back to Home Back to privious page

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Fit with full kinematic range
Run1234, Float f+0
Fit result 407/223 (5.0e-14)
Plots : Lepton momentum (fitted binning)
       D momentum (fitted binning)
       cosBY (fitted binning)
       Bin by bin (D0)
       Bin by bin (D+)
Plots with OffPeak: Lepton momentum
       D momentum
       cosBY

Run1234, Fix f+0
Fit result 409/224 (4.1e-14)
Plots : Lepton momentum (fitted binning)
       D momentum (fitted binning)
       cosBY (fitted binning)
       Bin by bin (D0)
       Bin by bin (D+)

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Ratio = Bkgd/Total plots
Bkgd = D**lnu + D(*)pilnu + backgrounds + OffPeak
Total = Bkgd + Dlnu + D*lnu
2D Ratio plots integrated over -2 <= cosBY <= 1
       0 < Ratio < 1
       0 < Ratio < 0.4
       0 < Ratio < 0.3 (Bins)
       0 < Ratio < 0.25 (Bins)
       0 < Ratio < 0.2 (Bins)
       0 < Ratio < 0.15 (Bins)
       0 < Ratio < 0.10 (Bins)

Using Ratio < 0.25, we selected ou following bins
p_l bin     p_D bin
5     33-44
6     28-44
7     26-44
8     24-44
9     23-44
10     20-44
11     20-44
12     20-46
13     18-46
14     17-46
15     16-46
16     16-46
17     12-46
18     11-46
19     11-46
20     7-46
21     7-46
22     7-46
23     7-46
24     8-46
25     14-44
26     17-44
27     18-40
28     21-39
29     21-38
30     32-37

Using Ratio < 0.20, we selected ou following bins
p_l bin     p_D bin
9     24-40
10     26-40
11     21-40
12     21-40
13     20-40
14     20-46
15     18-46
16     17-44
17     17-44
18     17-44
19     13-47
20     13-46
21     8-45
22     8-43
23     7-43
24     8-43
25     14-42
26     17-42
27     20-40
28     23-39
29     23-38

Using Ratio < 0.30, we selected ou following bins
p_l bin     p_D bin
3     34-38
4     32-42
5     26-44
6     26-44
7     23-44
8     21-44
9     21-44
10     20-44
11     17-44
12     17-45
13     15-45
14     14-48
15     14-48
16     10-45
17     1-45
18     1-45
19     3-46
20     7-46
21     7-47
22     7-49
23     7-49
24     7-46
25     13-43
26     17-42
27     18-42
28     21-39
29     21-38
30     31-37
31     31-34

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Fit with background ratio < 25 %
Run1234, Float f+0
Old binning
Fit result 105/72 (0.0065)
Plots : Lepton momentum
       D momentum
       cosBY

New binning 1
p_lep = (1.05, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.35) (9 bins)
p_D = (0.35, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.45) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 408(224+184)/350 (0.017)

New binning 2 (Best choice)
p_lep = (1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.35) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.45) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 379(204+175)/350 (0.135) [D0 : 180/189 bins, D+ : 178/189 bins]

New binning 3
p_lep = (1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.3) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.4) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 380(205+175)/350 (0.129)

New binning 4
p_lep = (1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 381(196+185)/350 (0.120)

New binning 5
p_lep = (1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1) (8 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2, 2.4) (8 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 388(205+182)/344 (0.052)

New binning 6
p_lep = (1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1) (8 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 349(188+161)/314 (0.083)

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Fit with background ratio < 30 %
Run1234, Fix f+0
Fit result
Plots : Lepton momentum
       D momentum
       cosBY

New binning
p_lep = (1.0, 1.2, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.35) (9 bins)
p_D = (0.6, 0.9, 1.2, 1.4, 1.6, 1.8, 2.0, 2.45) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 447/356 (0.00070)

Same binning as 25 % cuts
p_lep = (1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.35) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.45) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 403/357 (0.047)

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Fit with background ratio < 20 %
Run1234, Fix f+0
Fit result
Plots : Lepton momentum
       D momentum
       cosBY

New binning
p_lep = (1.25, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.3) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.35) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 390/339 (0.030)

Same binning as 25 % cuts
p_lep = (1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.35) (9 bins)
p_D = (0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.45) (7 bins)
cosBY = (-2, -1, 0, 1) (3 bins)
Fit result 390/339 (0.029)

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