Dataset Description

139:11:41 Hours | 86 GB speech data | 452 Speakers | 60,287 Audio segments | 48 kHz | 16 bit wav.

Tamil is one of the longest-surviving classical languages in the world.  It is one of the prominent language among the Dravidian language family. Tamil is widely spoken in the state of Tamil Nadu, Union Territory of Pondicherry, Sri Lanka, in East-Asian countries like Burma, Malaysia, Singapore, Indonesia, Indio china, Fiji, in South-Africa, British Guinea and in islands like Mauritius and Madagascar etc. The language is an official language in Tamil Nadu and some of the foreign countries such as Sri Lanka and Singapore. It has official status in the Indian state of Tamil Nadu and the Indian Union Territory of Pondicherry. Tamil has its own font. The language is highly agglutinative in nature. Tamil has Phonological simplicity, Morphological parity and primitiveness. There is separability and significance of all affixes in Tamil language. There is an absence nominative case termination and arbitrary words in Tamil language. 

The LDC-IL speech data is collected from the regions of Kongu, Kumari, Madurai, Nellai, Salem and Thanjai, from both the genders and different age groups. Each speaker recorded these datasets which are randomly selected from a master dataset.

 The available Speech Corpus details:

Total Speakers 452 (214 Female and 219 Male)

A  detailed explanation of the Nepali Speech Corpus will be available in the Nepali Speech Data Documentation. 

For any research-based citations, please use the following citations:

• Ramamoorthy, L., Narayan Choudhary, Thennarasu S, Prem Kumar L R, Amudha R, Prabagaran R, Srikanth D. 2021.  Tamil Raw Speech Corpus.  Central Institute of Indian Languages, Mysore.
• Narayan Choudhary,  Rajesha N., Manasa G. & L. Ramamoorthy. 2019. “LDC-IL Raw Speech Corpora: An Overview”  in Linguistic Resources for AI/NLP in Indian Languages. Central Institute of Indian Languages, Mysore.  pp. 160-174.