Key Sequence
Notation
For some feature input matrix, where each row is the data samples, and columns are the input features; we write
\begin{equation} x_{j}^{(i)} \end{equation}
where \(i\) are rows (datapoints), and \(j\) are columns (features)
For some feature input matrix, where each row is the data samples, and columns are the input features; we write
\begin{equation} x_{j}^{(i)} \end{equation}
where \(i\) are rows (datapoints), and \(j\) are columns (features)