Re-export everything

content/zettels/system_identification.md

@@ -23,7 +23,7 @@ The system is represented in [Figure 1](#figure--fig:siso-identification-schemat
 
 The goal of system identification is to compute the transfer function \\(G\\) from known excitation signal \\(u\\) and from a measure of \\(y\_m\\).
 
-There are different ways of obtaining a model \\(G\\) of the system summarized in Table [Table 1](#table--tab:system-identification-model-types).
+There are different ways of obtaining a model \\(G\\) of the system summarized in [Table 1](#table--tab:system-identification-model-types).
 For mechatronics systems, _frequency domain identification_ is the norm.
 
 <a id="table--tab:system-identification-model-types"></a>
@@ -161,9 +161,7 @@ When the complete \\(GS\\) and \\(S\\) matrices are identified, the plan estimat
 \\[ \hat{\bm{G}}(j\omega) = \bm{GS}(j\omega) \bm{S\_i}^{-1}(j\omega) \\]
 
 
-## Design of the Excitation Signal {#design-of-the-excitation-signal}
-
-<span class="org-target" id="org-target--sec-system-identification-excitation-signal"></span>
+## Design of the Excitation Signal {#sec:system_identification_excitation_signal}
 
 
 ### Introduction {#introduction}