Add German sentiment BERT finetuned on news data

Based on https://huggingface.co/oliverguhr/german-sentiment-bert, with
additional training on news data.

See https://github.com/text-analytics-20/news-sentiment-development for
more information.

README.md

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+# German sentiment BERT finetuned on news data
+    
+Based on https://huggingface.co/oliverguhr/german-sentiment-bert, with
+additional training on news data.
+
+See https://github.com/text-analytics-20/news-sentiment-development for
+more information.

config.json

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+{
+  "_name_or_path": "data/finetuned-sentibert-checkpoint-225",
+  "_num_labels": 3,
+  "architectures": [
+    "BertForSequenceClassification"
+  ],
+  "attention_probs_dropout_prob": 0.1,
+  "finetuning_task": "germansentiment",
+  "gradient_checkpointing": false,
+  "hidden_act": "gelu",
+  "hidden_dropout_prob": 0.1,
+  "hidden_size": 768,
+  "id2label": {
+    "0": "positive",
+    "1": "negative",
+    "2": "neutral"
+  },
+  "initializer_range": 0.02,
+  "intermediate_size": 3072,
+  "label2id": {
+    "negative": 1,
+    "neutral": 2,
+    "positive": 0
+  },
+  "layer_norm_eps": 1e-12,
+  "max_position_embeddings": 512,
+  "model_type": "bert",
+  "num_attention_heads": 12,
+  "num_hidden_layers": 12,
+  "pad_token_id": 0,
+  "position_embedding_type": "absolute",
+  "transformers_version": "4.3.2",
+  "type_vocab_size": 2,
+  "use_cache": true,
+  "vocab_size": 30000
+}

pytorch_model.bin

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+size 436421129

special_tokens_map.json

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+{"unk_token": "[UNK]", "sep_token": "[SEP]", "pad_token": "[PAD]", "cls_token": "[CLS]", "mask_token": "[MASK]"}

tokenizer_config.json

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+{"do_lower_case": false, "unk_token": "[UNK]", "sep_token": "[SEP]", "pad_token": "[PAD]", "cls_token": "[CLS]", "mask_token": "[MASK]", "tokenize_chinese_chars": true, "strip_accents": null, "model_max_length": 512, "special_tokens_map_file": "/home/m4/.cache/huggingface/transformers/0be9cd8f70c135cbe0f6bf35cd771a593a4d6d3ab7c5835f5bc887dc0d4e1a22.dd8bd9bfd3664b530ea4e645105f557769387b3da9f79bdb55ed556bdd80611d", "name_or_path": "oliverguhr/german-sentiment-bert", "do_basic_tokenize": true, "never_split": null}