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README.md
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---
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license: apache-2.0
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task_categories:
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- tabular-classification
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- feature-extraction
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language:
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- psl
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tags:
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- sign-language
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- mediapipe
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- landmarks
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- pakistan
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- gesture-recognition
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pretty_name: Dynamic Word Level Pakistan Sign Language (PSL) Dataset
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size_categories:
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- 1K<n<10K
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---
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# Dynamic Word Level Pakistan Sign Language (PSL) Dataset
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## Overview
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This dataset contains **MediaPipe hand landmark sequences** for 60+ words in Pakistan Sign Language (PSL). It is designed to support research into dynamic, word-level gesture recognition. Unlike existing datasets that focus on static finger spelling or small vocabularies, this project provides a high-quality, research-ready landmark collection for complex sign language translation.
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**Kaggle Link** https://www.kaggle.com/datasets/mohib123456/dynamic-word-level-pakistan-sign-language-dataset/data
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**Github Project Link** https://github.com/MohibUllahKhanSherwani/SignSpeak_FYP
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### Dataset Statistics
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- **Total Signs:** 60+ unique word classes.
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- **Samples per Sign:** Each sign is performed 70 times (Combined).
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- **Sequence Length:** Each gesture is fixed at 60 frames for temporal consistency.
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- **Format:** Landmark coordinate data (X, Y, Z) extracted via MediaPipe.
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## Dataset Structure & Generalization
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The data is organized into two primary subsets to ensure model robustness across different hardware and camera types:
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1. **MP_Data:** contains 50 samples per sign recorded using standard webcams and fixed desktop cameras.
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2. **MP_Data_mobile:** contains 20 samples per sign recorded using mobile phone cameras to introduce varied angles, motion blur, and lighting.
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By training on both sets, models are less likely to overfit to a specific lens or environment, making them more suitable for real-world mobile applications like **SignSpeak**.
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## Motivation & Rationale
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Most existing PSL datasets are limited to static signs or small vocabularies. We collected this word-level dataset specifically for the SignSpeak project.
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- Privacy: No raw video recordings were saved to protect participant identity. Only anonymized MediaPipe landmarks were kept.
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- Scale: Large vocabulary (60+) to move beyond simple finger-spelling
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## Usage
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This data is ideal for training sequence-based architectures like **LSTMs, GRUs, or Transformers** for temporal classification. The primary use case is for building real-time sign language translation tools for the Deaf community in Pakistan.
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### Loading the Data
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For details on how to use the dataset and sample loading and training script please visit: https://www.kaggle.com/datasets/mohib123456/dynamic-word-level-pakistan-sign-language-dataset/data
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## Authors
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This dataset was curated by the **SignSpeak** team as part of our Final Year Project at **COMSATS University Islamabad, Abbottabad Campus**.
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- **Main Author:** Mohib Ullah Khan Sherwani
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- **Repository:** https://github.com/MohibUllahKhanSherwani/SignSpeak-FYP
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## License
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This dataset is released under the **Apache License 2.0**. You are free to use, modify, and distribute this data for both research and commercial purposes, provided that attribution is given to the authors.
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