Datasets:
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README.md
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license: mit
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---
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license: mit
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# 🗣️ IDLD23: Indian Dialect and Language Dataset (23 Languages)
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**Authors:** [Yash Ingle](mailto:yash.ingle003@gmail.com), [Pruthwik Mishra](mailto:pruthwikmishra@aid.svnit.ac.in)
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**Institute:** Sardar Vallabhbhai National Institute of Technology (SVNIT), Surat, India
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---
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## 📄 Dataset Description
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The **IDLD23** (Indian Language Identification Dataset) benchmark contains **230,000** sentences from **English and 22 official Indian languages**, designed for training and evaluating **language identification models**. The dataset supports the task of distinguishing between Indian languages, many of which share scripts, vocabulary, and structure.
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---
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## 📊 Dataset Statistics
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| Language | Code | Train | Dev | Test | Total |
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|----------|------|-------|-----|------|-------|
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| Assamese | asm | 8000 | 1000 | 1000 | 10000 |
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| Bengali | ben | 8000 | 1000 | 1000 | 10000 |
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| Bodo | brx | 8000 | 1000 | 1000 | 10000 |
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| Dogri | doi | 8000 | 1000 | 1000 | 10000 |
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| Konkani | gom | 8000 | 1000 | 1000 | 10000 |
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| Gujarati | guj | 8000 | 1000 | 1000 | 10000 |
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| Hindi | hin | 8000 | 1000 | 1000 | 10000 |
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| Kannada | kan | 8000 | 1000 | 1000 | 10000 |
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| Kashmiri | kas | 8000 | 1000 | 1000 | 10000 |
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| Maithili | mai | 8000 | 1000 | 1000 | 10000 |
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| Malayalam | mal | 8000 | 1000 | 1000 | 10000 |
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| Marathi | mar | 8000 | 1000 | 1000 | 10000 |
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| Manipuri | mni | 8000 | 1000 | 1000 | 10000 |
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| Nepali | npi | 8000 | 1000 | 1000 | 10000 |
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| Odia | ory | 8000 | 1000 | 1000 | 10000 |
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| Punjabi | pan | 8000 | 1000 | 1000 | 10000 |
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| Sanskrit | san | 8000 | 1000 | 1000 | 10000 |
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| Santali | sat | 8000 | 1000 | 1000 | 10000 |
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| Sindhi | snd | 8000 | 1000 | 1000 | 10000 |
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| Tamil | tam | 8000 | 1000 | 1000 | 10000 |
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| Telugu | tel | 8000 | 1000 | 1000 | 10000 |
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| Urdu | urd | 8000 | 1000 | 1000 | 10000 |
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| English | eng | 8000 | 1000 | 1000 | 10000 |
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| **Total** | — | **184000** | **23000** | **23000** | **230000** |
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---
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## 📁 Files Provided
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- `idld23_train.csv`: 80% training split.
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- `idld23_dev.csv`: 10% development/validation set.
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- `idld23_test.csv`: 10% test set.
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- `idld23_full.csv`: All 230K samples.
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- `idld23_mixed.csv`: A random sample combining all languages.
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- `idld23_summary.csv`: Summary statistics or language distribution.
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---
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## 📌 Tasks
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- **Language Identification (LID)**
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- **Multilingual Text Classification**
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- **Benchmarking ML & DL Models on Indian Languages**
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---
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## 🧹 Data Collection & Cleaning
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- 13 languages collected using **web scraping** from Wikipedia, news portals, blogs.
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- 10 languages sampled from **large monolingual corpora** (Bhashaverse).
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- Each sentence underwent **cleaning, normalization**, and **language filtering** via FastText.
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---
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## 🧠 Models & Results
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Baseline models include:
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- **TF-IDF + Machine Learning:** SVM, Logistic Regression, Random Forest, etc.
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- **FastText Classifier**
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- **Fine-tuned MuRIL (BERT for Indian languages)**
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Best ensemble models achieve **F1-scores of up to 0.99** on test/dev sets.
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---
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## 📚 Citation
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If you use this dataset, please cite:
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```bibtex
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@inproceedings{ingle2024ilid,
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title={ILID: Native Script Language Identification for Indian Languages},
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author={Yash Ingle,Dr. Pruthwik Mishra},
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booktitle={Under Review},
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year={2025}
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}
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