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Some extra spaces

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Hanno Spreeuw 2018-02-26 16:04:10 +01:00
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README.md
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@ -24,13 +24,13 @@ Input to sagecal must be in CASA MS format, make sure to create a column in the
### 2) Sky Model: ### 2) Sky Model:
#### 2a)Make an image of your MS (using ExCon/casapy). #### 2a) Make an image of your MS (using ExCon/casapy).
Use Duchamp to create a mask for the image. Use buildsky to create a sky model. (see the README file on top level directory). Also create a proper cluster file. Use Duchamp to create a mask for the image. Use buildsky to create a sky model. (see the README file on top level directory). Also create a proper cluster file.
Special options to buildsky: -o 1 (NOTE: not -o 2) Special options to buildsky: -o 1 (NOTE: not -o 2)
Alternatively, create these files by hand according to the following formats. Alternatively, create these files by hand according to the following formats.
#### 2b)Cluster file format: #### 2b) Cluster file format:
cluster_id chunk_size source1 source2 ... cluster_id chunk_size source1 source2 ...
e.g. e.g.
``` ```
@ -44,7 +44,7 @@ Note: putting -ve values for cluster_id will not subtract them from data.
chunk_size: find hybrid solutions during one solve run. Eg. if -t 120 is used chunk_size: find hybrid solutions during one solve run. Eg. if -t 120 is used
to select 120 timeslots, cluster 0 will find a solution using the full 120 timeslots while cluster 2 will solve for every 120/3=40 timeslots. to select 120 timeslots, cluster 0 will find a solution using the full 120 timeslots while cluster 2 will solve for every 120/3=40 timeslots.
#### 2c)Sky model format: #### 2c) Sky model format:
``` ```
#name h m s d m s I Q U V spectral_index RM extent_X(rad) extent_Y(rad) pos_angle(rad) freq0 #name h m s d m s I Q U V spectral_index RM extent_X(rad) extent_Y(rad) pos_angle(rad) freq0
``` ```
@ -90,7 +90,7 @@ p3=q3/ln(10)^2
... ...
``` ```
### 3)Run sagecal ### 3) Run sagecal
Optionally: Make sure your machine has (1/2 working NVIDIA GPU cards or Intel Xeon Phi MICs) to use sagecal. Optionally: Make sure your machine has (1/2 working NVIDIA GPU cards or Intel Xeon Phi MICs) to use sagecal.
Recommended usage: (with GPUs) Recommended usage: (with GPUs)
@ -118,7 +118,7 @@ Eg. If you need to ignore cluster ids '-1', '10', '999', create a text file :
and use it as the 'ignore_file'. and use it as the 'ignore_file'.
### 4)Distributed calibration ### 4) Distributed calibration
Use mpirun to run sagecal-mpi, example: Use mpirun to run sagecal-mpi, example:
``` ```
@ -143,7 +143,7 @@ Note: the number of slaves (-np option) can be lower than the number of MS calib
The rest of the options are similar to sagecal. The rest of the options are similar to sagecal.
### 5)Solution format ### 5) Solution format
All SAGECal solutions are stored as text files. Lines starting with '#' are comments. All SAGECal solutions are stored as text files. Lines starting with '#' are comments.
The first non-comment line includes some general information, i.e. The first non-comment line includes some general information, i.e.
freq(MHz) bandwidth(MHz) time_interval(min) stations clusters effective_clusters freq(MHz) bandwidth(MHz) time_interval(min) stations clusters effective_clusters