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README.md
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---
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---
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annotations_creators:
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- expert-generated
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language_creators:
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- expert-generated
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language:
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- en
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license: mit
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multilinguality:
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- monolingual
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size_categories:
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- 10K<n<100K
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source_datasets:
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- original
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task_categories:
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- text-classification
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- text-generation
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task_ids:
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- sentiment-classification
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paperswithcode_id: imdb-movie-reviews
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pretty_name: IMDB
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dataset_info:
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config_name: plain_text
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features:
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- name: text
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dtype: string
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- name: label
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dtype:
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class_label:
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names:
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'0': neg
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'1': pos
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splits:
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- name: train
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num_bytes: 33432823
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num_examples: 25000
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- name: test
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num_bytes: 32650685
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num_examples: 25000
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- name: unsupervised
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num_bytes: 67106794
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num_examples: 50000
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download_size: 83446840
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dataset_size: 133190302
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configs:
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- config_name: plain_text
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data_files:
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- split: train
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path: plain_text/train-*
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- split: test
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path: plain_text/test-*
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- split: unsupervised
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path: plain_text/unsupervised-*
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default: true
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train-eval-index:
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- config: plain_text
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task: text-classification
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task_id: binary_classification
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splits:
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train_split: train
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eval_split: test
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col_mapping:
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text: text
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label: target
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metrics:
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- type: accuracy
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- name: Accuracy
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- type: f1
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name: F1 macro
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args:
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average: macro
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- type: f1
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name: F1 micro
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args:
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average: micro
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- type: f1
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name: F1 weighted
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args:
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average: weighted
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- type: precision
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name: Precision macro
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args:
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average: macro
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- type: precision
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name: Precision micro
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args:
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average: micro
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- type: precision
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name: Precision weighted
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args:
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average: weighted
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- type: recall
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name: Recall macro
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args:
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average: macro
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- type: recall
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name: Recall micro
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args:
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average: micro
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- type: recall
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name: Recall weighted
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args:
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average: weighted
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---
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# Dataset Card for "imdb"
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## Table of Contents
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- [Dataset Description](#dataset-description)
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- [Dataset Summary](#dataset-summary)
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- [Supported Tasks and Leaderboards](#supported-tasks-and-leaderboards)
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- [Languages](#languages)
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- [Dataset Structure](#dataset-structure)
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- [Data Instances](#data-instances)
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- [Data Fields](#data-fields)
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- [Data Splits](#data-splits)
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- [Dataset Creation](#dataset-creation)
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- [Curation Rationale](#curation-rationale)
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- [Source Data](#source-data)
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- [Annotations](#annotations)
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- [Personal and Sensitive Information](#personal-and-sensitive-information)
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- [Considerations for Using the Data](#considerations-for-using-the-data)
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- [Social Impact of Dataset](#social-impact-of-dataset)
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- [Discussion of Biases](#discussion-of-biases)
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- [Other Known Limitations](#other-known-limitations)
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- [Additional Information](#additional-information)
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- [Dataset Curators](#dataset-curators)
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- [Licensing Information](#licensing-information)
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- [Citation Information](#citation-information)
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- [Contributions](#contributions)
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## Dataset Description
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- **Homepage:** [http://ai.stanford.edu/~amaas/data/sentiment/](http://ai.stanford.edu/~amaas/data/sentiment/)
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- **Repository:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
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- **Paper:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
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- **Point of Contact:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
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- **Size of downloaded dataset files:** 84.13 MB
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- **Size of the generated dataset:** 133.23 MB
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- **Total amount of disk used:** 217.35 MB
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### Dataset Summary
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Large Movie Review Dataset.
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This is a dataset for binary sentiment classification containing substantially more data than previous benchmark datasets. We provide a set of 25,000 highly polar movie reviews for training, and 25,000 for testing. There is additional unlabeled data for use as well.
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## Dataset Structure
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### Data Instances
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#### plain_text
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- **Size of downloaded dataset files:** 84.13 MB
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- **Size of the generated dataset:** 133.23 MB
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- **Total amount of disk used:** 217.35 MB
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An example of 'train' looks as follows.
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```
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{
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"label": 0,
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"text": "Goodbye world2\n"
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}
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```
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### Data Fields
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The data fields are the same among all splits.
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#### plain_text
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- `text`: a `string` feature.
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- `label`: a classification label, with possible values including `neg` (0), `pos` (1).
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### Data Splits
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| name |train|unsupervised|test |
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|----------|----:|-----------:|----:|
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|plain_text|25000| 50000|25000|
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