<div dir="ltr"><div><div><br></div>Hello every body !<br><br><br></div><div>After execution of my images' registration program , using this components:<br><br></div><div>Regular Step Gradient Descent Optimizer,<br>Mean Squares Image  To Image Metric<br>
</div><div>Bspline interpolator<br><br> I get this results::<br><br><br>Iteration number:     Cost function value        <br><br><br>0                        2732.74                <br>1                        2700.84                <br>
2                        2699.27                <br>3                        2701.48                <br>4                        2703.19                <br>5                        2700                <br>6                        2704.12                <br>
7                        2705.1                <br>8                        2705.27                <br>9                        2705.4                <br>10                        2702.91                <br>11                        2705.15                <br>
12                        2713.1                <br>13                        2720.48                <br>14                        2720                <br>15                        2715.81                <br>16                        2704.64                <br>
17                        2687.46                <br>18                        2666.14                <br>19                        2639.91                <br>20                        2613.11                <br>21                        2587.55                <br>
22                        2564.89                <br>23                        2546.22   <br><br></div><div>I use this parameters:<br> optimizer->SetMaximumStepLength(0.10 );<br> optimizer->SetMinimumStepLength( 0.05);<br>
 optimizer->SetRelaxationFactor(0.5);<br><br></div><div>My question is : as you see i the results the value of the cost function increases i want to know why can be the reason of this results please!! is it just a probleme of parameters??<br>
<br></div><div>Thanks !<br></div><div><br></div><div><br></div></div>