“…These methods can be generally categorised as learnable or pre-defined. Multiple/Combined graph definitions -- [47], [49], [53], [54], [57]- [59], [61]- [64], [67], [69], [72], [79], [79], [81], [82], [87], [92], [102] [51], [53], [55], [57], [71], [72], [75], [78], [81], [82], [87], [89], [90], [92], [93], [93], [95]- [99], [101], [102] Raw signal ✓ ✗ ✗…”