Add the model trained on HOME-Alcar

pylaia/alcar/README.md

+# PyLaia Alcar
+
+## Datasets
+
+* Trained on [HOME Alcar](https://demo.arkindex.org/browse/46b9b1f4-baeb-4342-a501-e2f15472a276?top_level=true&folder=true) and [Himanis](https://arkindex.teklia.com/browse/2f6e26b0-5fdd-4193-bb30-a3162b96280c?top_level=true&folder=true).
+* Text-lines are resized to a fixed height of 128 pixels.
+* The language model is a 6-gram character model trained only on the training set of HOME-Alcar.
+
+| split | N lines Alcar | N lines Himanis |  Total |
+| ----- | ------------: | --------------: | -----: |
+| train |        59,969 |          18,504 | 78,473 |
+| val   |         7,905 |           2,367 | 10,272 |
+| test  |         6,932 |           2,241 |  9,173 |
+
+## Results
+
+* Evaluation on the test set of HOME-Alcar
+
+| Split | LM  | Evaluation method  | CER (%)  | WER (%)   | Support |
+| ----- | --- | ------------------ | -------- | --------- | ------- |
+| test  | No  | basic              | 8.35     | 26.15     | 6932    |
+| test  | No  | escape punctuation | 8.35     | 24.6      | 6932    |
+| test  | Yes | basic              | **7.85** | **23.2**  | 6932    |
+| test  | Yes | escape punctuation | **7.85** | **21.76** | 6932    |
\ No newline at end of file

pylaia/alcar/lexicon.txt

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+ȩ ȩ
+— —
+‘ ‘
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+… …
+† †
+<unk> <unk>
+<space> <space>

pylaia/alcar/syms.txt

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+… 126
+† 127
+<unk> 128
+<space> 129

pylaia/alcar/tokens.txt

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