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The QSAR working table for Equation (1) in the presence of M-structural descriptors for N-compounds with known activities.
| Observed Activity | Structural | Predictor | Variables | ||
|---|---|---|---|---|---|
| A | X1 | … | Xk | … | XM |
| A1 | x11 | … | x1k | … | x1M |
| A2 | x21 | … | x2k | … | x2M |
| ⋮ | ⋮ | ⋮ | ⋮ | ⋮ | ⋮ |
| AN | xN1 | … | xNk | … | xNM |
