off-the-shelf datasets, dataset provider logo
Customer service
Contact

en

Please fill in your name

Mobile phone format error

Please enter the telephone

Please enter your company name

Please enter your company email

Please enter the data requirement

Successful submission! Thank you for your support.

Format error, Please fill in again

Confirm

The data requirement cannot be less than 5 words and cannot be pure numbers

m.nexdata.datatang.com

Home > All Category Datasets > Speech Recognition Datasets > 499 Hours Vietnamese ASR Dataset for Speech Recognition Model Training

499 Hours Vietnamese ASR Dataset for Speech Recognition Model Training

vietnamese speech dataset
vietnamese speech recognition dataset
vietnamese ASR dataset
vietnamese audio dataset
scripted speech dataset

This dataset contains 499 hours of Vietnamese scripted speech collected from monologues based on predefined prompts. The dataset includes high-quality speech recordings from diverse Vietnamese speakers and is transcribed with corresponding text content. The collection covers different speaking styles and real-world recording conditions, 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.

Paid Datasets
This is a paid dataset licensed for commercial use. Ready-made datasets are available for immediate integration into AI projects.
SpecificationsSpecifications
Format
16kHz, 16bit, uncompressed wav, mono channel.
Recording environment
quiet indoor environment, low background noise, without echo.
Recording content (read speech)
News and General Sentences;
Demographics
1,089 speakers totally, with 46% males and 54% females;
Device
Android mobile phone, iPhone.
Language
Vietnamese
Application scenarios
speech recognition; voiceprint recognition.
Sample Sample
Recommended DatasetsRecommended Dataset
262 Hours - Japanese Children Speech Dataset for ASR and Pronunciation Training

This dataset contains approximately 262 hours of Japanese children's speech data collected from 411 speakers aged 6 to 13, including 147,668 scripted utterances with transcriptions. The speakers are categorized into lower-grade (ages 6–9, 179 speakers) and upper-grade (ages 10–13, 232 speakers) groups, with balanced gender distribution. Recordings were collected using smartphones in 16kHz/16bit mono WAV format and include both utterance transcriptions and read-aloud scripts. The dataset is applicable to tasks such as Japanese children's ASR, TTS, speaker recognition, and pronunciation assessment.

japanese children speech dataset pediatric speech dataset children speech dataset kids speech dataset children tts dataset
Multilingual Mixed‑Reading Full‑Duplex Script‑Simulated Customer‑Service Speech Dataset

Multilingual Mixed‑Reading Full‑Duplex Script‑Simulated Customer‑Service Speech Dataset, mirrors real-world interactions. Transcribed with text content, speaker's ID, gender, and other attributes. Our dataset was collected from extensive and diversify speakers, 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.

dual channel customer service mix
103 Hours Dutch Speech Dataset with Entity Annotations

This Dutch speech dataset covers a wide range of entity types—such as personal names, phone numbers, addresses, alphanumeric sequences, email addresses, product model numbers, product serial numbers, and monetary amounts—authentically reflecting real-life interaction scenarios, and includes corresponding transcriptions and other attribute information. Our dataset was collected from speakers with diverse geographical and background profiles, thereby enhancing the model's performance in real-world, complex tasks. The dataset has undergone quality validation by multiple 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.

dutch ner dataset dutch asr dataset dutch speech dataset spoken entity dataset entity recognition dataset voice assistant dataset
107 Hours Thai Speech Dataset with Entity Annotations

This Thai speech dataset contains a wide range of entity categories, including person names, phone numbers, addresses, alphanumeric sequences, email addresses, product models, product serial numbers, and monetary values. The recordings are collected through scripted monologues and are designed to reflect real-world speech scenarios. The dataset includes high-quality smartphone recordings, transcriptions, and relevant metadata. Our dataset was collected from speakers with diverse geographical and background profiles, thereby enhancing the model's performance in real-world, complex tasks; the dataset has undergone quality validation by multiple 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.

thai speech dataset thai asr dataset entity recognition dataset spoken entity dataset voice assistant dataset
122 Hours Japanese Speech Dataset – Entity-Annotated Monologue Audio for ASR & AI Training

This dataset contains 122 hours of high-quality Japanese scripted monologue speech collected from diverse speakers across multiple geographic regions.The dataset includes rich structured entity coverage such as person names, phone numbers, addresses, alphanumeric sequences, Emails, product Models, product serial numbers, and money entities, mirrors real-world interactions. The speech transcriptions include text content and other attributes. 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.

japanese speech dataset speech recognition dataset japanese japanese ASR dataset speech to text dataset japanese entity annotated speech dataset monologue speech dataset japanese
150 Hours Italian Speech Dataset with Entity Annotations

This Italian speech dataset covers a wide range of entity types—such as personal names, phone numbers, addresses, alphanumeric sequences, email addresses, product model numbers, product serial numbers, and monetary amounts—authentically reflecting real-life interaction scenarios, and includes corresponding transcriptions and other attribute information. Our dataset was collected from speakers with diverse geographical and background profiles, thereby enhancing the model's performance in real-world, complex tasks. The dataset has undergone quality validation by multiple 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.

italian speech dataset italian asr dataset italian ner dataset named entity recognition dataset entity extraction dataset entity recognition dataset
141 Hours Germany Speech Dataset with Entity Annotations

This Germany speech dataset covers a wide range of entity types—such as personal names, phone numbers, addresses, alphanumeric sequences, email addresses, product model numbers, product serial numbers, and monetary amounts—authentically reflecting real-life interaction scenarios, and includes corresponding transcriptions and other attribute information. Our dataset was collected from speakers with diverse geographical and background profiles, thereby enhancing the model's performance in real-world, complex tasks. The dataset has undergone quality validation by multiple 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.

germany speech dataset germany asr dataset germany ner dataset entity recognition dataset spoken entity recognition dataset entity extraction dataset
158 Hours French Speech Dataset with Entity Annotations

This French scripted speech dataset contains a wide range of entity categories, including person names, phone numbers, addresses, alphanumeric sequences, email addresses, product models, product serial numbers, and monetary values. The recordings are collected through scripted monologues and are designed to reflect real-world speech scenarios. The dataset includes high-quality smartphone recordings, transcriptions, and relevant metadata. Our dataset was collected from speakers with diverse geographical and background profiles, thereby enhancing the model's performance in real-world, complex tasks; the dataset has undergone quality validation by multiple 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.

french speech dataset french asr dataset french voice dataset french ner dataset spoken entity dataset entity recognition dataset
Tell Us Your Special Needs

Current Project Maturity

Early exploration (no concrete specs yet)
Defined goals, need professional guidance
Active development or optimization phase
Data & labeling experts with clear specifications

By submitting, I agree to the Privacy Protection

Submit

Dataset FAQs

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.

Subscribe to our newsletter

Be the first to receive Nexdata latest product releases, data solutions and enterprise news.

Off-the-Shelf Datasets
All Category Datasets
Embodied AI Datasets
LLM Datasets
Computer Vision Datasets
Speech Recognition Datasets
Speech Synthesis Datasets
OCR Datasets
Pronunciation Dictionary
NLU Datasets
Data Service
3D Point Cloud Data
Street View Data
OCR Data
Behavior Recognition Data
Identity Recognition Data
Speech Recognition Data
Speech Synthesis Data
Multimodal Data
Industries
Embodied AI
Generative AI
Autonomous Vehicles
AR/VR
Conversational AI
Smart Home
Retail
Intelligent Healthcare
Company
About Us
News
Partners
Quality & Security
Event
Links
OPENMPD
DataPlus
Datarade
Platform
Platform
Competition
Competition
Resources
Sponsored Datasets
Nexdata.ai logo Sharpen Your AI with Better Data

+1(626)594-5598

[email protected]

nexdata_ai facebooknexdata_ai twitternexdata_ai linkedinnexdata_ai youtube
Copyright © 2023 NEXDATA TECHNOLOGY INC
Sitemap  Terms and Conditions

We use cookies to enhance your browsing experience, serve personalized ads or content, and analyze our traffic. By clicking "Accept All", you consent to our use of cookies.

a8df025e-8152-45a1-a10b-cdd1842f0364

2e99aedc-d02d-4419-9500-11cbcaa77367