Araştırma Makalesi

Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification

Cilt: 30 Sayı: 1 24 Nisan 2026
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Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification

Öz

Accurate classification of Turkish voice commands is essential for advancing voice-controlled technologies and enabling seamless human-computer interaction in native language contexts. This study systematically evaluates multiple feature extraction models capturing temporal, spectral, and time-frequency characteristics of speech signals to enhance recognition accuracy. Six feature vector models were developed, with the final model integrating Information Gain-based feature selection and Linear Predictive Coding-derived formant frequencies to create a comprehensive and discriminative representation. Classification was performed using six widely adopted algorithms: Random Forest, k-Nearest Neighbors, Multilayer Perceptron, Logistic Model Tree, Support Vector Machine, and an Ensemble voting method combining Random Forest, Multilayer Perceptron, and Logistic Model Tree. The Ensemble voting classifier demonstrated superior performance, achieving an accuracy of 93.94%, significantly outperforming individual classifiers and baseline models. This study contributes to the literature by presenting a robust, explainable, and high-performing feature framework tailored for Turkish voice command recognition. The integration of spectral, temporal, and articulatory features enables improved discrimination of speech commands, offering valuable insights for future voice-activated applications in Turkish language environments.

Anahtar Kelimeler

Kaynakça

  1. [1] Jakob, D. 2022. Voice controlled devices and older adults – a systematic literature review. In Proc. International Conference on Human-Computer Interaction, Cham, Switzerland: Springer International Publishing, 175–200.
  2. [2] Saritha, B., Laskar, M. A., Laskar, R. H. 2022. A comprehensive review on speaker recognition. In Advances in Speech and Music Technology: Computational Aspects and Applications, 3–23.
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  4. [4] Çelik, Y. 2024. Application of deep learning for voice command classification in Turkish language. Bitlis Eren University Journal of Science and Technology, 13(3), 701–708.
  5. [5] Kang, O., Pickering, L. 2024. Acoustic and temporal analysis for assessing speaking. In The Concise Companion to Language Assessment, 383.
  6. [6] Abdul, Z. K., Al-Talabani, A. K. 2022. Mel frequency cepstral coefficient and its applications: A review. IEEE Access, 10, 122136–122158.
  7. [7] Badhe, S. S., Shirbahadurkar, S. D., Gulhane, S. R. 2022. Renyi entropy and deep learning-based approach for accent classification. Multimedia Tools and Applications, 81(1), 1467–1499.
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Ayrıntılar

Birincil Dil

İngilizce

Konular

Konuşma Tanıma

Bölüm

Araştırma Makalesi

Yayımlanma Tarihi

24 Nisan 2026

Gönderilme Tarihi

29 Temmuz 2025

Kabul Tarihi

22 Aralık 2025

Yayımlandığı Sayı

Yıl 2026 Cilt: 30 Sayı: 1

Kaynak Göster

APA
İkizler, N. (2026). Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification. Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 30(1), 67-82. https://doi.org/10.19113/sdufenbed.1753641
AMA
1.İkizler N. Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification. Süleyman Demirel Üniv. Fen Bilim. Enst. Derg. 2026;30(1):67-82. doi:10.19113/sdufenbed.1753641
Chicago
İkizler, Nuri. 2026. “Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification”. Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi 30 (1): 67-82. https://doi.org/10.19113/sdufenbed.1753641.
EndNote
İkizler N (01 Nisan 2026) Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification. Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi 30 1 67–82.
IEEE
[1]N. İkizler, “Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification”, Süleyman Demirel Üniv. Fen Bilim. Enst. Derg., c. 30, sy 1, ss. 67–82, Nis. 2026, doi: 10.19113/sdufenbed.1753641.
ISNAD
İkizler, Nuri. “Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification”. Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi 30/1 (01 Nisan 2026): 67-82. https://doi.org/10.19113/sdufenbed.1753641.
JAMA
1.İkizler N. Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification. Süleyman Demirel Üniv. Fen Bilim. Enst. Derg. 2026;30:67–82.
MLA
İkizler, Nuri. “Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification”. Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi, c. 30, sy 1, Nisan 2026, ss. 67-82, doi:10.19113/sdufenbed.1753641.
Vancouver
1.Nuri İkizler. Hybrid Spectral and Statistical Feature Modelling with Cross-Correlation and Ensemble Learning for Robust Turkish Voice Command Classification. Süleyman Demirel Üniv. Fen Bilim. Enst. Derg. 01 Nisan 2026;30(1):67-82. doi:10.19113/sdufenbed.1753641

e-ISSN :1308-6529
Linking ISSN (ISSN-L): 1300-7688

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