fix(latex): add missing notations for damaged and undamaged data matrices

latex/frontmatter/notations.tex

@@ -85,7 +85,7 @@
 }
 
 \newglossaryentry{not:di}{
-  name={$d_{i}$},
+  name={\ensuremath{d_{i}}},
   description={Set representing the $i$-th damage scenario, containing data from five consecutive nodes: $\bigl\{\,n_{5i}^{F_{5i}},\;n_{5i+1}^{F_{5i+1}},\;\dots,\;n_{5i+4}^{F_{5i+4}}\bigr\}$. Cardinality: $|d_i|=5$ nodes.},
   sort={di},
   type=notation,
@@ -183,7 +183,7 @@
 }
 
 \newglossaryentry{not:R}{
-  name={$\mathbb{R}$},
+  name={\ensuremath{\mathbb{R}}},
   description={The set of real numbers. Used to denote vector spaces like $\mathbb{R}^{N}$ (N-dimensional real vectors) or $\mathbb{R}^{M \times N}$ (M-by-N real matrices).},
   sort={Rbb},
   type=notation,
@@ -238,4 +238,69 @@
   type=notation,
 }
 
-% --- End Glossary Definitions ---
+% --- End Glossary Definitions ---
+
+% --- Added Missing Notations ---
+\newglossaryentry{not:U}{
+    name={\ensuremath{\mathbf{U}}},
+    description={Matrix representing undamaged data, $\mathbf{U} \in \mathbb{R}^{262144 \times 30}$},
+    sort={U},
+    type=notation,
+}
+
+\newglossaryentry{not:Dn}{
+    name={\ensuremath{\mathbf{D}^{(n)}}},
+    description={Matrix representing damaged data for joint $n$, $\mathbf{D}^{(n)} \in \mathbb{R}^{262144 \times 30}$},
+    sort={Dn},
+    type=notation,
+}
+
+\newglossaryentry{not:aj}{
+    name={\ensuremath{\mathbf{a}_{j}^{(n)}}},
+    description={Acceleration vector for joint $j$ in case $n$, $\mathbf{a}_{j}^{(n)} \in \mathbb{R}^{262144}$},
+    sort={aj},
+    type=notation,
+}
+
+\newglossaryentry{not:Cn}{
+    name={\ensuremath{\mathcal{C}(n)}},
+    description={Set of healthy complementary pairs for file $n$},
+    sort={Cn},
+    type=notation,
+}
+
+\newglossaryentry{not:CU}{
+    name={\ensuremath{\mathcal{C}_{\mathbf{U}}}},
+    description={Set of pairs from undamaged data $\mathbf{U}$},
+    sort={CU},
+    type=notation,
+}
+
+\newglossaryentry{not:DA}{
+    name={\ensuremath{\mathcal{D}_A}},
+    description={Dataset for the upper sensor channel},
+    sort={DA},
+    type=notation,
+}
+
+\newglossaryentry{not:DB}{
+    name={\ensuremath{\mathcal{D}_B}},
+    description={Dataset for the lower sensor channel},
+    sort={DB},
+    type=notation,
+}
+
+\newglossaryentry{not:D}{
+    name={\ensuremath{\mathcal{D}}},
+    description={Labeled dataset containing features and labels},
+    sort={D},
+    type=notation,
+}
+
+\newglossaryentry{not:concat_time}{
+    name={\ensuremath{\operatorname{concat}_{\text{time}}}},
+    description={Concatenation operator over time},
+    sort={concat_time},
+    type=notation,
+}
+% --- End Added Missing Notations ---