ctfDetermine

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ctfDetermine is Eos's Command.


List of option

Main option

Option Essential/Optional Description Default
-i Essential Input: mrcImage NULL
-o Essential Output: ASCII(Parameters) NULL
-D Optional Initial Defocus: [A] 0.0
-Cs Optional Initial Spherical aberration coefficient: [mm] 1.7
-Cc Optional Initial Chromatic aberration coefficient: [mm] 1.2
-dE Optional Initial dE: [mm] 0.2
-Ac Optional Acceleration voltage: [kV] 200
-CutLow Optional CutOffLowFrequncy[/A] 0.05
-CutHigh Optional CutOffHighFrequncy[/A] 0.5
-I0 Optional I0 1.0
-ratio Optional ratioOfAmpToPhase 0.1
-Ai Optional Illumination Angle: [mrad] 0.03
-BofMTF Optional B of MTF [A] 15.0
-BofV Optional B of Vibration [A] 3.0
-Mag Optional Magnification 1.0
-Noise Optional Signal/Noise Ratio 0.0
-Noise2 Optional Signal/Noise Ratio2 0.0
-MolcEnv Optional Gaussian: Molcular Envelop [A] 0.0
-MolcEnv2 Optional Table: Molcular Envelop NULL
-min Optional min of coefficient area -10
-max Optional max of coefficient area 10
-s Optional step of coefficient 0.01
-d Optional degree of function 6
-S Optional section number of fft 4
-c Optional ConfigurationFile NULL
-m Optional Mode 0
-h Optional Help  

-m details

Value Description
0 MinMax Methods (Henderson-like CTF determination)
16 Fitting Methods
32 Differential Methods
64 Covariance Methods
96 Differential & covariance Methods
128 MinSquare Methods
160 Differential+MinSquare Methods by Imamura
161 Differential+MinSquare Methods+NoiseRemoval(+1)
163 Differential+MinSquare Methods+NoiseRemoval(+1)+EnvelopeFromLocalMaxima(+2)


Execution example

Input file image

Input-ctfDetermine.png

Min

Max
Mean
SD

SE

-1.54801 (35, 32, 8)

1.3162 (35, 0, 55)
-7.58399e-11
0.19545

0.000279214


Case: Options only essential

I:                           1
Isignal:                     1
Magnification:               1
defocus:                     0
AoverP:                    0.1
Cs:                        1.7
Cc:                        1.2
dE:                        0.2
Ai:                       0.03
MTFMode:                 32767
MTF:                        15
MTF2:              4.59163e-41
flagVibration:               0
BofVibration:                3
flagSN:                      0  
SN:                          0
Inoise:                      0
flagSN2:                     0  
SN2:                         0
Inoise2:                     0
flagMolecEnvTable:     -1922289664
defocus2D0:                  0
defocus2D1:                  0
defocus0axis:                0
kV:                        200
flagWin:           -1906535056  
CutLow:                   0.05
CutHigh:                   0.5


Option -D

Case: D=1

defocus:                     1
defocus2D0:                  1
defocus2D1:                  1
Other data doesn't change.


Option -Cs

Case: Cs=2

Cs:                          2
Other data doesn't change.


Option -Cc

Case: Cc=1

Cc:                          1
Other data doesn't change.


Option -dE

Case: dE=0.5

dE:                        0.5
Other data doesn't change.


Option -Ac

Case: Ac=100

kV:                        100
Other data doesn't change.


Option -CutLow

Case: CutLow=0.1

CutLow:                    0.1
Other data doesn't change.


Option -CutHigh

Case: CutHigh=0.3

CutHigh:                   0.3
Other data doesn't change.


Option -I0

Case: I0=2

I:                           2
Isignal:                     2
Other data doesn't change.


Option -ratio

Case: ratio=0.2

AoverP:                    0.2
Other data doesn't change.


Option -Ai

Case: Ai=0.01

Ai:                       0.01
Other data doesn't change.


Option -BofMTF

Case: BofMTF=20

MTF:                        20
Other data doesn't change.


Option -BofV

Case: BofV=5

flagVibration:               1
BofVibration:                5
Other data doesn't change.


Option -Mag

Case: Mag=2

Magnification:               2
Other data doesn't change.


Option -Noise

Case: Noise=0.1

flagSN:                      1  
SN:                        0.1
Inoise:                    0.1
Other data doesn't change.


Option -Noise2

Case: Noise2=0.2

flagSN2:                     1  
SN2:                       0.2
Inoise2:                   0.2
Other data doesn't change.


Option -MolcEnv2

Case: MolcEnv=(filename)

flagMolecEnvTable:               1
MET-File:      (filename)
Other data doesn't change.