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Author

S. S. Khaybullina

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Open access Sep 2026

A comprehensive study of Tatar text classification methods: from corpus creation and Tatar2Vec embeddings to benchmark establishment

The experiments demonstrate that BPE subword tokenization does not improve, but consistently degrades, topic classification performance for an agglutinative language, and developed open resources and reproducible benchmarks provide a foundation for future comparative studies, including the evaluation of transformer-bas...

M. Arabov, Rustem N. Gaynullin, S. S. Khaybullina · 0 citations
May 2026

Tatarstan Toponyms: A Bilingual Dataset and Hybrid RAG System for Geospatial Question Answering

An architecture combining two key components is proposed: a hybrid retriever that integrates dense semantic indexing using multilingual-e5-large with a geospatial filter and ranking (KD-trees, haversine distance), and an extractive reader based on fine-tuned transformer models.

M. Arabov, S. S. Khaybullina, Dinara M. Naumetova · 0 citations
Aug 2026

Analysis of the Efficiency of Subword Tokenizers in a Low-Resource Linguistic Environment: Implementation Experience for the Tajik Language

The experimental results revealed the strengths and weaknesses of various approaches to subword segmentation and identified the most effective tokenization strategies under the conditions of the morphological complexity of the Tajik language.

M. Arabov, S. S. Khaybullina · 0 citations

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