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English Speech Dataset (Latin American Speakers) – 117 Hours Scripted Monologue by Smartphone

accented english speech dataset
non-native english speech dataset
english audio dataset
speech recognition dataset
english speech dataset
latin american accent english dataset

This dataset contains 117 hours of English speech from Latin American speakers, collected from monologue based on given scripts, covering generic domain, human-machine interaction, smart home command and control, in-car command and control, numbers and other domains. Transcribed with text content and other attributes. Our dataset was collected from extensive and diversify speakers(281 people in total), geographicly speaking, enhancing model performance in real and complex tasks.Quality tested by various AI companies. We strictly adhere to data protection regulations and privacy standards, ensuring the maintenance of user privacy and legal rights throughout the data collection, storage, and usage processes, our datasets are all GDPR, CCPA, PIPL complied.

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SpecificationsSpecifications
Format
16kHz, 16 bit, uncompressed wav, mono channel;
Content category
Including generic domain; human-machine interaction; smart home command and control; in-car command and control; numbers;
Recording condition
Low background noise (indoor), without echo;
Recording device
Android Smartphone, iPhone;
Speaker
281 speakers totally, with 48% male and 52% female; and 56% speakers of all are in the age group of 16-25,42% speakers of all are in the age group of 26-45, 2% speakers of all are in the age group of 46-60;
Country
Mexico(MEX),Colombia(COL),Puerto(PRI),Cuba(CUB),Dominican(DOM),El Salvador(SLV), etc.;
Language
English;
Features of annotation
Transcription text;
Accuracy Rate
Sentence Accuracy Rate (SAR) 95%
Sample Sample
  • Audio

    Oh good Cause I really tried to make it

  • Audio

    March twenty-sixth, nineteen ninety-eight

  • Audio

    one zero four five two three zero one nine

  • Audio

    nineteen hundred eighty-five million seven thousand two hundred twenty-one

  • Audio

    Everyone assumes he's to blame but they don't know the other side of the coin.

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What languages and scenarios are covered by Nexdata’s speech recognition datasets?

Nexdata offers speech recognition datasets covering a broad range of languages, dialects, and accents, backed by extensive global language resources. Our datasets include diverse speakers, acoustic environments, and real-world speech scenarios, supporting multilingual ASR, voice assistants, conversational AI, speech-to-text, and other speech-enabled applications.

Can Nexdata customize speech recognition datasets for specific languages or requirements?

Yes. If our off-the-shelf datasets do not fully meet your requirements, Nexdata provides flexible custom data collection, transcription, and annotation services. We can customize datasets based on target languages or dialects, speaker profiles, recording environments, speech scenarios, data volume, and annotation specifications to meet specific ASR development needs.

How does Nexdata ensure the quality and scalability of speech recognition datasets?

Nexdata applies multi-stage quality control throughout speech data collection, transcription, annotation, and validation. Combined with our extensive language resources and scalable collection capabilities, we can support both large-scale multilingual projects and specialized datasets for specific languages, dialects, accents, and speech scenarios.

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