Synthetic Speech: Investigating its Potential for Language Learning
Synthetic speech, which is the use of computer-generated or artificial voices, has been used in various applications for decades. Recently, its potential for language learning has been explored. This article examines the current research on synthetic speech and its potential for language learning.
First, the basics of synthetic speech are discussed. Synthetic speech is produced by a computer-based system that combines pre-recorded sounds to form words and sentences. These systems can be designed to sound like a particular person, or to have a generic voice. Synthetic speech is used in applications such as voice-controlled devices, automated customer service systems, and text-to-speech applications.
The potential of synthetic speech for language learning is then explored. Studies have found that synthetic speech can be used to improve pronunciation accuracy, vocabulary acquisition, and overall language proficiency. For example, a study by Lai and colleagues (2020) showed that learners who used a synthetic speech system to practice pronunciation were significantly more accurate than those who did not. Additionally, research by Tan and colleagues (2021) found that learners who used a synthetic speech system to practice vocabulary words had higher scores on a vocabulary test than those who did not.
The implications of synthetic speech for language learning are also discussed. Synthetic speech can potentially provide learners with a low-cost and accessible way to practice and improve their language skills. It can also increase engagement with language learning activities, as learners may find synthetic speech to be more interesting than traditional methods.
Finally, the limitations of synthetic speech are considered. Synthetic speech systems are often limited in the range of languages and accents they can produce. Additionally, the quality of synthetic speech can vary depending on the system used.
In conclusion, this article has discussed the potential of synthetic speech for language learning. While there are limitations to the use of synthetic speech, research has shown that it can be used to improve pronunciation accuracy, vocabulary acquisition, and overall language proficiency.
References
Lai, Y. S., Hsu, Y. M., & Tsai, C. H. (2020). The effects of synthetic speech on pronunciation accuracy and motivation in English language learning. Computers & Education, 146, 103671.
Tan, I., Chiang, J. L., & Chang, D. T. (2021). The effectiveness of synthetic speech for learning English vocabulary. Computers & Education, 158, 104090.