
```
meeting without the user is varied. Figure 13 shows how the poli
                                                          y 
                                                             hanges as the value of
                                                                                

```

the meeting without the user hanges (again the x-axis shows the value of the parameter

```
and the y-axis shows the number of times the a
                                       tion appears in the poli
                                                           y). These graphs
                                                                         

show signi
          antly more instability than for the other  values. These large 
                                                               hanges are a
                                                                         

result of the simultaneous 
                            hange in both the utility of taking key a
                                                                        tions and the expe
                                                                                            ted quality of Friday's de
                      ision making, e.g., the utility of saying the user is attending is mu
                                                                                          h
                                                                                           

```

higher if the meeting has very low value without that user. In the urrent delay MDP, this

```
value is set at 0.25, whi
                       h is in a part of the graph that is very insensitive to small 
                                                                                 hanges
                                                                                       

```

of the parameter.

```
In the three experiments above, the spe
                                      i
                                          E-Elves parameters were in regions of the
                                                                                  

graph where small 
                 hanges in the parameter do not lead to signi
                                                         ant 
                                                             hanges in the poli
                                                                             y.
                                                                              

However, there were regions of the graphs where the poli
                                                 y did 
                                                       hange dramati
                                                                    ally for small
                                                                                
hanges in a parameter. This indi
                              ates that in some domains, with parameters dierent to
                                                                                
those in E-Elves, the poli
                       ies will be sensitive to small 
                                                 hanges in the parameters.
                                                                        

```

![0_image_0.png](0_image_0.png) 