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Dataset Card for YOSM

Dataset Summary

YOSM is the first Yorùbá sentiment corpus for Nollywood movie reviews. The reviews were collected from movie reviews websites - IMDB, Rotten Tomatoes, LetterboxD, Cinemapointer, and Nollyrated.

Languages

Yorùbá (ISO 639-1: yo) - the third most spoken indigenous African language with over 50 million speakers.

Dataset Structure

Data Instances

An instance consists of a movie review and the corresponding class label.

Data Fields

  • yo_review: A movie review in Yorùbá
  • sentiment: The label describing the sentiment of the movie review.

Data Splits

The YOSM dataset has 3 splits: train, dev, and test. Below are the statistics for Version 3.0.0 of the dataset.

Dataset Split Number of Instances in Split
Train 800
Development 200
Test 500

Data Splits

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Dataset Creation

Curation Rationale

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Source Data

Initial Data Collection and Normalization

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Who are the source language producers?

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Annotations

Annotation process

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Who are the annotators?

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Personal and Sensitive Information

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Considerations for Using the Data

Social Impact of Dataset

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Discussion of Biases

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Other Known Limitations

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Additional Information

Dataset Curators

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Licensing Information

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Citation Information

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Contributions

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