---
task_categories:
- conversational
language:
- hi
---

# Dataset Card for Nexdata/Hindi-Conversational-Speech-Data-by-Telephone

## Description
The 760 Hours - Hindi Conversational Speech Data involved more than 1,000 native speakers, developed with proper balance of gender ratio, Speakers would choose a few familiar topics out of the given list and start conversations to ensure dialogues' fluency and naturalness. The recording devices are various mobile phones. The audio format is 8kHz, 16bit, uncompressed WAV, and all the speech data was recorded in quiet indoor environments. All the speech audio was manually transcribed with text content, the start and end time of each effective sentence, and speaker identification. The accuracy rate of sentences is ≥ 95%.

For more details, please refer to the link: https://www.nexdata.ai/datasets/1206?source=Huggingface

## Format
8kHz, 8bit, wav, mono channel;

## Recording Environment
quiet indoor environment, without echo;

## Recording Content
dozens of topics are specified, and the speakers make dialogue under those topics while the recording is performed;

## Speaker
1,004 speakers totally, with 48% male and 52% female.

## Annotation
annotating for the transcription text, speaker identification and gender

## Device
Android mobile phone, iPhone;

## Language
Hindi

## Application scenarios
speech recognition; voiceprint recognition;

## Accuracy rate
95%

# Licensing Information
Commercial License