List of top Geophysics Questions on Geophysical Method asked in GATE GG

Between \(L_1\) and \(L_2\) norms, which one of the following is CORRECT in the treatment of outliers in the data?

Given data \(d = \begin{bmatrix} d_{11} \\ d_{21} \end{bmatrix}\) and the kernel \(G = \begin{bmatrix} G_{11} & G_{12} & G_{13} \\ G_{21} & G_{22} & G_{23} \end{bmatrix}\), which one of the following expressions correctly represents the generalized linear inverse formula for the model, \(m\), satisfying \(d = Gm\)?

The model regularization in a damped least square problem is/are used to

There are indications of presence of a massive tabular multimetal sulfide ore body at a shallow depth from the surface. Which of the following would be the most efficient geophysical method to confirm the presence of the ore body?