This transformation is called
\[
\left[\begin{array}{l}
\bar{x} \\
\bar{y} \\
\bar{z} \\
\bar{w}
\end{array}\right]=\left[\begin{array}{llll}
a_{1} & b_{1} & c_{1} & d_{1} \\
a_{2} & b_{2} & c_{2} & d_{2} \\
a_{3} & b_{3} & c_{3} & d_{3} \\
e & f & g & h
\end{array}\right]-\left[\begin{array}{l}
x \\
y \\
z \\
1
\end{array}\right]
\]
- Scaling
- Shear
- Homography
- Steganography
