messages: please help by translating this document from english into french:
  
  ‘It thus uses a state model 62, which is shown in FIG. 4, and an observation model 64, which is shown in FIG. 5.’
messages: user
messages: ‘Il utilise donc un modèle d'état 62 (figure 4) et un modèle d'observation 64 (figure 5).’
messages: assistant