Direct location gives null results on a rugged region (Alps mountain)
When computing a grid of direct location on the Alps moutain region, two points give null results.
The first case dump_ALPES_i10j10 The second case dump_ALPES_i24j14
When computing a grid of direct location on the Alps moutain region, two points give null results.
The first case dump_ALPES_i10j10 The second case dump_ALPES_i24j14