Observation test instance - Multiple compounding axes A Landsat TM spectrum is
observed on 4 stations at 5 time instants
Spectrum Series
2005-06-17
2005-06-21
2005-06-21
9
8
7
6
5
4
3
1
2
3
4
5
6
7
1
9
2
8
3
7
4
5
6
3
7
2
8
1
9
8
7
6
5
4
3
1
2
3
4
5
6
7
1
9
2
8
3
7
4
5
6
3
7
2
8
1
9
8
7
6
5
4
3
1
2
3
4
5
6
7
1
9
2
8
3
7
4
5
6
3
7
2
8
1