text: **Conflicts of Interest:**The authors declare no conflicts of interest. The funders had no role in the design 
  of this study; in the collection, analyses or interpretation of data; in the writing of this manuscript; or 
  in the decision to publish the results. 
  
  **Abbreviations**
  
  The following abbreviations are used in this manuscript: 
  
  <html>
          <head> <meta charset="UTF-8">
          <style>
          table, th, td {
              border: 1px solid black;
              font-size: 10px;
          }
          </style> </head>
          <body>
          <table frame="hsides" rules="groups" width="100%%">
              [html]<thead><tr><td>AIF</td><td>Active inference</td></tr></thead><tbody><tr><td>FEP</td><td>Free energy principle</td></tr><tr><td>VFE</td><td>Variational free energy</td></tr><tr><td>EFE</td><td>Expected free energy</td></tr><tr><td>MCMC</td><td>Markov Chain Monte Carlo</td></tr><tr><td>POMDP</td><td>Partially Observed Markov Decision Proces</td></tr></tbody>
          </table> </body> </html>