Yoan Martínez-López, Yanaima Jauriga, Lismaida Agüero Rodríguez et al.
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Yoan Martínez-López, Mayte Guerra Saborit, Julio Madera et al.
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Yoan Martínez-López, Mayte Guerra Saborit, Mercedes Leguen de Varona et al.
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Yoan Martínez-López, Yanaima Jauriga, Mayte Guerra Saborit et al.
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Yoan Martínez-López, Ireimis de las, Mercedes Leguen de Varona et al.
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Review
Open access
Jul 2026
Class imbalance remains one of the most challenging problems in sentiment analysis, particularly in tourism review datasets where positive opinions substantially outnumber neutral and negative comments. This issue is especially critical because minority classes often contain the most valuable information regarding cust...
Ángel Díaz-Pacheco, Andrea Bethsabe García-Gutiérrez, A. Y. Rodríguez-González et al.
· Applied Sciences · 0 citations
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