Abstract
In this study, we apply non-linear kernelized canonical correlation analysis (KCCA) as well as primal-dual sparse canonical correlation analysis (SCCA) to the discovery of correlations between sulphate reducing bacterial taxa and their geochemical environment in the deep biosphere. For visualization of canonical patterns, we demonstrate the applicability of the correlation plot technique on kernelized data. Finally, we provide an extension to the visual analysis by clustergrams. The presented framework and visualization tools enabled extraction of latent canonical correlation patterns between the salinity of the groundwater and the bacterial taxonomic orders Desulfobacterales, Desulfovibrionales and Clostridiales.
| Original language | English |
|---|---|
| Title of host publication | Discovery Science |
| Publisher | Springer |
| Pages | 299-307 |
| ISBN (Electronic) | 978-3-319-24282-8 |
| ISBN (Print) | 978-3-319-24281-1 |
| DOIs | |
| Publication status | Published - 2015 |
| MoE publication type | A4 Article in a conference publication |
| Event | 18th International Conference on Discovery Science, DS 2015 - Banff, Canada Duration: 4 Oct 2015 → 6 Oct 2015 Conference number: 18 |
Publication series
| Series | Lecture Notes in Computer Science |
|---|---|
| Volume | 9356 |
Conference
| Conference | 18th International Conference on Discovery Science, DS 2015 |
|---|---|
| Abbreviated title | DS 2015 |
| Country/Territory | Canada |
| City | Banff |
| Period | 4/10/15 → 6/10/15 |
Keywords
- Canonical correlation
- Kernel methods
- Sparsity
- Deep biosphere
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