diff --git a/src/run.py b/src/run.py
new file mode 100644
index 0000000..a3b3ede
--- /dev/null
+++ b/src/run.py
@@ -0,0 +1,38 @@
+import sys
+from pyoperators import *
+from FMM.pipeline import PipelineEnd2End
+from CMM.pipeline import Pipeline
+
+
+simu = 'CMM'
+
+if __name__ == "__main__":
+
+    ### Common MPI arguments
+    comm = MPI.COMM_WORLD
+
+    
+    if simu == 'FMM':
+        
+        try:
+            file = str(sys.argv[1])
+        except IndexError:
+            file = None
+
+        ### Initialization
+        pipeline = PipelineEnd2End(comm)
+        
+        ### Execution
+        pipeline.main(specific_file=file)
+
+    elif simu == 'CMM':
+
+        seed_noise = int(sys.argv[1])
+        
+        ### Initialization
+        pipeline = Pipeline(comm, 1, seed_noise)
+        
+        ### Execution
+        pipeline.main()
+
+    
\ No newline at end of file
diff --git a/src/running_scrips/run_cmm.py b/src/running_scrips/run_cmm.py
new file mode 100644
index 0000000..4c1415e
--- /dev/null
+++ b/src/running_scrips/run_cmm.py
@@ -0,0 +1,16 @@
+import sys
+
+from pyoperators import *
+
+from CMM.pipeline import Pipeline
+
+seed_noise = int(sys.argv[1])
+
+### MPI common arguments
+comm = MPI.COMM_WORLD
+
+if __name__ == "__main__":
+
+    pipeline = Pipeline(comm, 1, seed_noise)
+
+    pipeline.main()
diff --git a/src/running_scrips/run_cmm.sh b/src/running_scrips/run_cmm.sh
new file mode 100644
index 0000000..74c4016
--- /dev/null
+++ b/src/running_scrips/run_cmm.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+#SBATCH --job-name=FMM
+
+# we ask for n MPI tasks with N cores each on c nodes
+
+#SBATCH --partition=htc
+#SBATCH --nodes=1                # c
+#SBATCH --ntasks-per-node=1      # n
+#SBATCH --cpus-per-task=4        # N
+#SBATCH --mem=60G
+#SBATCH --time=3-00:00:00
+#SBATCH --output=mulitple_jobs_%j.log
+#SBATCH --array=1-500
+
+export OMP_NUM_THREADS=${SLURM_CPUS_PER_TASK}
+
+module load mpich
+
+mpirun -np $SLURM_NTASKS python run_cmm.py $1
diff --git a/src/running_scrips/run_fit_fmm.py b/src/running_scrips/run_fit_fmm.py
new file mode 100644
index 0000000..8fc1e57
--- /dev/null
+++ b/src/running_scrips/run_fit_fmm.py
@@ -0,0 +1,45 @@
+import os
+
+import matplotlib.pyplot as plt
+import numpy as np
+from multiprocess import Pool
+from pyoperators import MPI
+from schwimmbad import MPIPool
+
+from lib.Qfit import FitEllSpace
+from lib.Qfoldertools import MergeAllFiles
+from lib.Qspectra_component import SkySpectra
+
+comm = MPI.COMM_WORLD
+
+### Concatenate all realizations
+files = MergeAllFiles(
+    "/Users/mregnier/Desktop/git/Pipeline/src/FMM/CMBDUST_nrec2_new_code/spectrum/"
+)
+
+nus_index = np.array([True, True, False, False, False, False, False, False, True])
+NBINS = 16
+
+ell = files._reads_one_file(0, "ell")[:NBINS]
+nus = files._reads_one_file(0, "nus")[nus_index]
+
+BBsignal = np.mean(files._reads_all_files("Dls"), axis=0)[:, nus_index, :NBINS][
+    nus_index, :, :NBINS
+]
+BBnoise = files._reads_all_files("Nl")[:, :, nus_index, :NBINS][:, nus_index, :, :NBINS]
+BBsignal -= np.mean(BBnoise, axis=0)
+
+sky = SkySpectra(ell, nus)
+fit = FitEllSpace(ell, BBsignal, BBnoise, model=sky.model)
+
+samples, samples_flat = fit.run(300, 10, discard=200, comm=comm)
+
+plt.figure()
+plt.plot(samples[..., 0], "-k", alpha=0.1)
+plt.axhline(0)
+plt.show()
+
+print()
+print(f"Average : {np.mean(samples_flat, axis=0)}")
+print(f"Error : {np.std(samples_flat, axis=0)}")
+print()
diff --git a/src/running_scrips/run_fmm.py b/src/running_scrips/run_fmm.py
new file mode 100644
index 0000000..1d53aed
--- /dev/null
+++ b/src/running_scrips/run_fmm.py
@@ -0,0 +1,23 @@
+import sys
+from pyoperators import *
+
+from ..FMM.pipeline import PipelineEnd2End
+#from .FMM.pipeline import PipelineEnd2End
+
+
+stop
+try:
+    file = str(sys.argv[1])
+except IndexError:
+    file = None
+
+if __name__ == "__main__":
+
+    ### Common MPI arguments
+    comm = MPI.COMM_WORLD
+
+    ### Initialization
+    pipeline = PipelineEnd2End(comm)
+
+    ### Execution
+    pipeline.main(specific_file=file)
diff --git a/src/running_scrips/run_fmm.sh b/src/running_scrips/run_fmm.sh
new file mode 100644
index 0000000..fd59745
--- /dev/null
+++ b/src/running_scrips/run_fmm.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+#SBATCH --job-name=FMM
+
+# we ask for n MPI tasks with N cores each on c nodes
+
+#SBATCH --partition=htc
+#SBATCH --nodes=1                # c
+#SBATCH --ntasks-per-node=1      # n
+#SBATCH --cpus-per-task=4        # N
+#SBATCH --mem=60G
+#SBATCH --time=3-00:00:00
+#SBATCH --output=mulitple_jobs_%j.log
+#SBATCH --array=1-500
+
+export OMP_NUM_THREADS=${SLURM_CPUS_PER_TASK}
+
+module load mpich
+
+mpirun -np $SLURM_NTASKS python src/run_fmm.py
\ No newline at end of file
diff --git a/src/running_scrips/run_spectra_cmm.py b/src/running_scrips/run_spectra_cmm.py
new file mode 100644
index 0000000..7bcad1c
--- /dev/null
+++ b/src/running_scrips/run_spectra_cmm.py
@@ -0,0 +1 @@
+from CMM.spectrum.get_spectra import Spectra