Table 9.1 Comparable and parallel multilingual corpora
| Language A | Language B | ||||||
| Comparable corpora (multilingual) |
Specialised corpus | ≈ | Specialised corpus of same design |
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| Unidirectional parallel corpora |
Specialised corpus | => | Translations of texts contained in A |
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| Bidirectional parallel corpora |
A1 Specialised corpus |
≈ | B1 Specialised corpus of same design as A1 |
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| A2 Translations of B1 |
 |
B2 Translations of A1 |
Source: Adapted from Aston 1999.