diff --git a/src/FMM/params.yml b/src/FMM/params.yml
index 6a00fa2..e69de29 100644
--- a/src/FMM/params.yml
+++ b/src/FMM/params.yml
@@ -1,77 +0,0 @@
-path_out: 'test_FastSim/'
-datafilename: 'MC'
-
-CMB:
-    cmb: True
-    seed: 1                                 # CMB realization
-    r: 0
-    Alens: 1
-
-Foregrounds:
-
-    Dust: True                              # Thermal Dust emission
-    Synchrotron: False                      # Synchrotron emission
-
-QUBIC:
-
-    ### This section control the parameters related to QUBIC
-
-    instrument: 'DB'                        # Instrumental design (DB or UWB)
-    npointings: 1000                        # Number of time samples
-    nsub_in: 8                             # Number of sub-acquisitions
-    nsub_out: 4
-    nrec: 2                                # Number of reconstructed frequency maps
-    convolution_in: True                   # Angular resolution in the input TOD
-    convolution_out: False                  # Angular resolution in the reconstruction
-    bandpass_correction: True               # Correction to keep the edges of the integration band constant
-    NOISE:                          
-        ndet: 1                             # Level of detector noise
-        npho150: 1                          # Level of photon noise at 150 GHz
-        npho220: 1                          # Level of photon noise at 220 GHz
-        detector_nep: 4.7e-17                 # NEP of detector noise
-    SYNTHBEAM:
-        synthbeam_kmax: 1                  # Order of synthesized beam diffraction (synthbeam_kmax = 1 means 9 peaks)
-    dtheta: 15                             # Angle for coverage
-
-SKY:
-
-    ### This section control the reconstructed sky
-
-    nside: 32                              # Nside of components
-    coverage_cut: 0.2                      # Define a cut where the coverage is too low
-    RA_center: 0                   
-    DEC_center: -57
-
-PLANCK:
-
-    ### This section define which external data are we using
-
-    external_data: False                         
-    weight_planck: 0                            # Weight of Planck data within the QUBIC patch
-    level_noise_planck: 1                       # Noise level for Planck data
-    bandwidth_planck: 0.2                       # Multiplicative factor to define the bandwidth of Planck's data
-    nsub_planck: 10                            # Number of sub acquisitions for Planck's data
-
-Pipeline:
-    mapmaking: True                              # Run MapMaking Pipeline
-    spectrum: False                              # Compute Power Spectra of the frequency maps
-
-PCG:
-
-    ### This section control PCG parameters
-
-    n_iter_pcg: 100                                   # Number of PCG iterations
-    tol_pcg: 1.0e-12                                # Tolerance for PCG
-    preconditioner: True
-    gif: True
-    resolution_plot: 12
-    fwhm_plot: 0.005
-
-Spectrum:
-
-    ### This section define the parameters to compute the power spectra
-
-    dl: 10                                      
-    lmin: 20
-    lmax: 120
-    aposize: 10
\ No newline at end of file
diff --git a/src/FMM/pipeline.py b/src/FMM/pipeline.py
index 728f0f5..d1d5907 100644
--- a/src/FMM/pipeline.py
+++ b/src/FMM/pipeline.py
@@ -4,6 +4,7 @@
 import time
 
 import numpy as np
+from scipy.optimize import minimize
 import qubic
 import yaml
 from pysimulators.interfaces.healpy import HealpixConvolutionGaussianOperator
@@ -440,10 +441,10 @@ def get_convolution(self):
         fwhm_in = np.zeros(self.params["QUBIC"]["nsub_in"])
         fwhm_out = np.zeros(self.params["QUBIC"]["nsub_out"])
         fwhm_rec = np.zeros(self.params["QUBIC"]["nrec"])
-
+        
         ### FWHMs during map-making
         if self.params["QUBIC"]["convolution_in"]:
-            fwhm_in = self.joint.qubic.allfwhm.copy()
+            fwhm_in = self.joint_tod.qubic.allfwhm.copy()
         if self.params["QUBIC"]["convolution_out"]:
             fwhm_out = np.array([])
             for irec in range(self.params["QUBIC"]["nrec"]):
@@ -451,12 +452,12 @@ def get_convolution(self):
                     fwhm_out,
                     np.sqrt(
                         self.joint.qubic.allfwhm[
-                            irec * self.fsub : (irec + 1) * self.fsub
+                            irec * self.fsub_out : (irec + 1) * self.fsub_out
                         ]
                         ** 2
                         - np.min(
                             self.joint.qubic.allfwhm[
-                                irec * self.fsub : (irec + 1) * self.fsub
+                                irec * self.fsub_out : (irec + 1) * self.fsub_out
                             ]
                         )
                         ** 2
@@ -474,7 +475,7 @@ def get_convolution(self):
                     fwhm_rec,
                     np.min(
                         self.joint.qubic.allfwhm[
-                            irec * self.fsub : (irec + 1) * self.fsub
+                            irec * self.fsub_out : (irec + 1) * self.fsub_out
                         ]
                     ),
                 )
@@ -520,18 +521,14 @@ def get_convolution(self):
 
                 # Compute the expected resolution
                 fwhm_rec = np.append(
-                    fwhm_rec,
-                    np.mean(
-                        self.joint.qubic.allfwhm[
-                            irec * self.fsub : (irec + 1) * self.fsub
-                        ]
-                    ),
+                    fwhm_rec, np.sum(numerator_fwhm) / np.sum(denominator_fwhm)
                 )
 
-        else:
-            fwhm_rec = np.array([])
-            for irec in range(self.params["QUBIC"]["nrec"]):
-                fwhm_rec = np.append(fwhm_rec, 0)
+                # Compute the expected frequency
+                fraction = np.sum(numerator_nus) / np.sum(denominator_nus)
+                x0 = self.nus_Q[irec]
+                corrected_nu = minimize(fun, x0)
+                self.nus_Q[irec] = corrected_nu["x"]
 
         if self.rank == 0:
             print(f"FWHM for TOD generation : {fwhm_in}")