English (India) Call Center Speech Dataset for Telecom

The audio dataset comprises call center conversations for the Telecom domain, featuring native English speakers from India. It includes speech data, detailed metadata and accurate transcriptions.

Category

Unscripted Call Center Conversations

Total Volume

30 Speech Hours

Last updated

Jun 2024

Number of participants

60

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About this Off-the-shelf Speech Dataset

About Gradiet Line

Introduction

Welcome to the Indian English Call Center Speech Dataset for the Telecom domain designed to enhance the development of call center speech recognition models specifically for the Telecom industry. This dataset is meticulously curated to support advanced speech recognition, natural language processing, conversational AI, and generative voice AI algorithms.

Speech Data

This training dataset comprises 30 Hours of call center audio recordings covering various topics and scenarios related to the Telecom domain, designed to build robust and accurate customer service speech technology.

  • Participant Diversity:
  • Speakers: 60 expert native Indian English speakers from the FutureBeeAI Community.
  • Regions: Different states/provinces of India, ensuring a balanced representation of Indian accents, dialects, and demographics.
  • Participant Profile: Participants range from 18 to 70 years old, representing both males and females in a 60:40 ratio, respectively.
  • Recording Details:
  • Conversation Nature: Unscripted and spontaneous conversations between call center agents and customers.
  • Call Duration: Average duration of 5 to 15 minutes per call.
  • Formats: WAV format with stereo channels, a bit depth of 16 bits, and a sample rate of 8 and 16 kHz.
  • Environment: Without background noise and without echo.
  • Topic Diversity

    This dataset offers a diverse range of conversation topics, call types, and outcomes, including both inbound and outbound calls with positive, neutral, and negative outcomes.

  • Inbound Calls:
  • Phone Number Porting
  • Network Connectivity Issues
  • Billing and Payments
  • Technical Support
  • Service Activation
  • International Roaming Enquiry
  • Refunds and Billing Adjustments
  • Emergency Service Access, and many more
  • Outbound Calls:
  • Welcome Calls / Onboarding Process
  • Payment Reminders
  • Customer Surveys
  • Technical Updates
  • Service Usage Reviews
  • Network Compliant Status Call, and many more
  • This extensive coverage ensures the dataset includes realistic call center scenarios, which is essential for developing effective customer support speech recognition models.

    Transcription

    To facilitate your workflow, the dataset includes manual verbatim transcriptions of each call center audio file in JSON format. These transcriptions feature:

  • Speaker-wise Segmentation: Time-coded segments for both agents and customers.
  • Non-Speech Labels: Tags and labels for non-speech elements.
  • Word Error Rate: Word error rate is less than 5% thanks to the dual layer of QA.
  • These ready-to-use transcriptions accelerate the development of the Telecom domain call center conversational AI and ASR models for the Indian English language.

    Metadata

    The dataset provides comprehensive metadata for each conversation and participant:

  • Participant Metadata: Unique identifier, age, gender, country, state, district, accent and dialect.
  • Conversation Metadata: Domain, topic, call type, outcome/sentiment, bit depth, and sample rate.
  • This metadata is a powerful tool for understanding and characterizing the data, enabling informed decision-making in the development of Indian English call center speech recognition models.

    Usage and Applications

    This dataset can be used for various applications in the fields of speech recognition, natural language processing, and conversational AI, specifically tailored to the Telecom domain. Potential use cases include:

  • Speech Recognition Models: Training and fine-tuning speech recognition models for Indian English.
  • Speech Analytics Models: Building speech analytics models to extract insights, identify patterns, and glean valuable information from customer conversation, enables data-driven decision-making and process optimization within the Telecom sector.
  • Smart Assistants and Chatbots: Developing conversational agents and virtual assistants for customer service in the Telecom industries.
  • Sentiment Analysis: Analyzing customer sentiment and improving customer experience based on call center interactions.
  • Generative AI: Training generative AI models capable of generating human-like responses, summaries, or content tailored to the Telecom domain.
  • Secure and Ethical Collection

  • Our proprietary data collection and transcription platform, “Yugo” was used throughout the process of this dataset creation.
  • Throughout the data collection process, the data remained within our secure platform and did not leave our environment, ensuring data security and confidentiality.
  • The data collection process adhered to strict ethical guidelines, ensuring the privacy and consent of all participants.
  • It does not include any personally identifiable information about any participant, which makes the dataset safe to use.
  • The dataset does not contain any copyrighted content.
  • Updates and Customization

    Understanding the importance of diverse environments for robust ASR models, our call center voice dataset is regularly updated with new audio data captured in various real-world conditions.

  • Customization & Custom Collection Options:
  • Environmental Conditions: Custom collection in specific environmental conditions upon request.
  • Sample Rates: Customizable from 8kHz to 48kHz.
  • Transcription Customization: Tailored to specific guidelines and requirements.
  • License

    This Telecom domain call center audio dataset is created by FutureBeeAI and is available for commercial use.

    Use Cases

    Use of speech data in Conversational AI

    Call Center Conversational AI

    Use of speech data for Automatic Speech Recognition

    ASR

    Use of speech data for Chatbot & voicebot creation

    Chatbot

    Use of speech data in Language Modeling

    Language Modelling

    Use of speech data in Text-into-speech

    TTS

    Speech data usecase in Speech Analytics

    Speech Analytics

    Dataset Sample(s)

    Sample Line

    ATTRIBUTES

    Channel 1Channel 2Format
    Female(37)Male(20)wav, json

    TRANSCRIPTION

    LABELSTARTENDCHANNELTRANSCRIPT
    Speech0.0481.19927494225[noise] Hello future bee.
    Speech3.0964.01296167184Hello future bee.
    Noise4.5184.586--
    Speech5.0527.36327494225Thank you for calling a Jio fibre sir. How may I help you?
    Noise11.51411.709--
    Noise12.21912.311--
    Speech13.70116.26796167184So, what are the all the plans available?
    Speech18.07618.78927494225For what? sir
    Noise19.73320.199--
    Speech20.24722.64196167184#Ah I want to install a (()).
    Speech25.00025.49296167184so
    Speech25.58626.51027494225Jio fibre sir?
    Speech26.45027.18796167184please help me.
    Speech28.42630.18327494225#Ah Yes, sir. Sure sir thank you very much.
    Speech28.98830.16396167184#Ah Yes Jio fibre.
    Speech30.88436.46227494225#Ah Would you like to go for prepaid or postpaid? So, we have different plans in prepaid. We also have different plans in postpaid.
    Speech39.55841.38296167184#Ah Prepaid, prepaid will be best.
    Speech42.19154.66527494225Okay, sir. And in prepaid, we are currently having four plans. #Ah The best selling one is our four ninety nine plan, which fourteen ninety nine plan, sorry, #Ah for thirty days in which you're having three hundred <initial>MBPS</initial>
    Speech53.46254.64596167184Actually I am
    Speech56.38256.79327494225Yes, sir.
    Speech59.66568.97596167184Currently, I am in a village area. So, can you please check in your systems? My area pin code is three two one two zero one. So, is there #Ah Wi-Fi available like
    Speech69.52575.32196167184the Jio fibre team can help me in installing my village area because there is a lot of internet issue.
    Speech75.85178.80896167184So, I'm planning to #Ah install a Wi-Fi.
    Speech79.27181.49027494225One second sir. Can you please give me your pin code again?
    Speech80.75781.63396167184It's okay.
    Speech84.31885.80096167184#Ah One two zero one. [noise]
    Speech88.43494.08327494225Yes, sir. It's available. So, you can go ahead. #Ah Our Jio fibre is, #Ah connection is available for there also.
    Noise89.64589.745--
    Speech94.57796.86827494225#Ah Would you like to know further about the plan, sir?
    Speech97.92499.90896167184Okay, well done. Okay, okay and.
    Speech100.936102.66996167184Yeah, sure. Please go ahead ma'am.
    Speech101.828106.78027494225Yeah, so, for our fourteen ninety nine every month plan, you're going to get around #Ah
    Speech107.302123.69327494225#Amm fifteen #Ah channel subscriptions for free. Along with that, you're going to get a three hundred <initial>MBPS</initial> speed there in which three hundred <initial>MBPS</initial> upload and three hundred <initial>MBPS</initial> download, which is, I think, #Ah It's more than enough for your working capacity.
    Speech127.533131.45096167184Yeah, but I also want to enjoy. So is there any subscription available?
    Speech130.549135.07027494225[noise] Yes sir, we have subscriptions for fifteen channels sir like we have the Netflix basic
    Speech135.458137.28227494225#Ah we have Amazon Prime.
    Speech137.944149.46127494225We have Disney Plus hotstar. We have Sony live. We have Jio cinema premium. We have Zee five. We have hot joy, Sun next, Alt Balaji, discovery plus, Euros now.
    Speech149.975153.45727494225We have a epic on Dooku Bay. shar~ shemaroo Me.
    Speech154.633155.87227494225And like it plays.
    Speech158.059161.08796167184Okay. #Ah Almost all the subscription available right?
    Speech160.808162.51727494225Yes sir. It'll be along with this.
    Speech164.330169.45496167184[noise] So please ma'am please book a slot with your clients so that they can install.
    Speech169.838174.19496167184#Ah Jio fibre in my locality and I can enjoy my work life.
    Speech172.497173.16327494225Okay sir.
    Speech175.398181.25027494225Thank you very much. #Oh sir you'll be going for the complete one year package or you'll go for the month monthly package sir.
    Speech182.653184.09996167184Complete one year package.
    Speech184.178186.88427494225[noise] Of three hundred <initial>MBPS</initial> hundred <initial>MBPS</initial> or
    Speech187.378191.32227494225Thirty <initial>MBPS</initial> or one fifty <initial>MBPS</initial> We have different plans for each of them sir.
    Speech193.640194.93196167184So which one is best.
    Speech195.306209.06327494225Sir I would I would like to know what is the kind of work that you work on. Do you need a lot of data like you work on more of the videos and games or data collection or you or you're working on the basic website and web pages in the (()) [noise]
    Noise195.800196.469--
    Noise197.091197.158--
    Noise206.270206.453--
    Speech208.943209.66496167184Minimum
    Speech210.234223.40396167184Actually, #Ah I used to work on a high speed data. So I do not want any kind of in~ interruption in between. So any plans in which the plan provided me the high speed internet speed data. [noise] I will be ready to invest.
    Speech222.943237.02527494225That will be our #Ah the best one is a six ninety nine for twelve months that is eight three eight eight plus <initial>GST</initial> plan for your early plan in which you have you're having hundred <initial>MBPS</initial> of hundred <initial>MBPS</initial> upload and download. #Ah also
    Speech237.147245.75127494225it's not just twelve months along with this you will also get thirty days extra sir. That is you can #Ah think that #Ah we are have we are giving kind of #Ah
    Speech246.178246.53227494225#Ah
    Speech247.484251.41227494225bundle free for you for one next month. That is thirteen months package.
    Speech254.525257.31027494225That the benefit that you are going to get by using this plan sir.
    Speech254.716257.24696167184Okay okay. Its seems very and lucrative.
    Speech259.541261.70196167184Yeah. It is very lucrative offer. So
    Speech262.138263.84396167184when can I expect my installation?
    Speech264.058275.29727494225Sir can you please give your detailed address #Ah [noise] by in in coming to business working days our technician will visit your house along with your fibre kit and he will install and he will completely set up.
    Speech275.827280.07027494225And he will help you out and how to use it later and change the password and all of it sir.
    Speech283.285288.15096167184#Ah Please write down the address it is a Kamakshipuram <initial>XSR</initial> layout Bangalore.
    Speech288.544288.99927494225 Yes, sir.
    Noise292.493292.588--
    Speech292.684293.57227494225pin code sir.
    Speech294.782296.65496167184[noise] #Ah pin code <PII>three two one two zero one</PII>
    Noise296.990297.411--
    Speech297.377297.80327494225Yes sir.
    Noise297.752297.987--
    Speech298.365307.13827494225All right, very well noted sir. We will be come the team. Our technician will visit you house and next coming two days and you going to receive a message now and confirmation. Thank you very much for calling Jio fibre.
    Speech307.337307.81996167184Thank you.
    Speech308.779308.95996167184Thank.

    TRANSCRIPTION

    TIMETRANSCRIPT
    0.048
    1.199
    [noise] Hello future bee.
    3.096
    4.012
    Hello future bee.
    4.518
    4.586
    -
    5.052
    7.363
    Thank you for calling a Jio fibre sir. How may I help you?
    11.514
    11.709
    -
    12.219
    12.311
    -
    13.701
    16.267
    So, what are the all the plans available?
    18.076
    18.789
    For what? sir
    19.733
    20.199
    -
    20.247
    22.641
    #Ah I want to install a (()).
    25.000
    25.492
    so
    25.586
    26.510
    Jio fibre sir?
    26.450
    27.187
    please help me.
    28.426
    30.183
    #Ah Yes, sir. Sure sir thank you very much.
    28.988
    30.163
    #Ah Yes Jio fibre.
    30.884
    36.462
    #Ah Would you like to go for prepaid or postpaid? So, we have different plans in prepaid. We also have different plans in postpaid.
    39.558
    41.382
    #Ah Prepaid, prepaid will be best.
    42.191
    54.665
    Okay, sir. And in prepaid, we are currently having four plans. #Ah The best selling one is our four ninety nine plan, which fourteen ninety nine plan, sorry, #Ah for thirty days in which you're having three hundred <initial>MBPS</initial>
    53.462
    54.645
    Actually I am
    56.382
    56.793
    Yes, sir.
    59.665
    68.975
    Currently, I am in a village area. So, can you please check in your systems? My area pin code is three two one two zero one. So, is there #Ah Wi-Fi available like
    69.525
    75.321
    the Jio fibre team can help me in installing my village area because there is a lot of internet issue.
    75.851
    78.808
    So, I'm planning to #Ah install a Wi-Fi.
    79.271
    81.490
    One second sir. Can you please give me your pin code again?
    80.757
    81.633
    It's okay.
    84.318
    85.800
    #Ah One two zero one. [noise]
    88.434
    94.083
    Yes, sir. It's available. So, you can go ahead. #Ah Our Jio fibre is, #Ah connection is available for there also.
    89.645
    89.745
    -
    94.577
    96.868
    #Ah Would you like to know further about the plan, sir?
    97.924
    99.908
    Okay, well done. Okay, okay and.
    100.936
    102.669
    Yeah, sure. Please go ahead ma'am.
    101.828
    106.780
    Yeah, so, for our fourteen ninety nine every month plan, you're going to get around #Ah
    107.302
    123.693
    #Amm fifteen #Ah channel subscriptions for free. Along with that, you're going to get a three hundred <initial>MBPS</initial> speed there in which three hundred <initial>MBPS</initial> upload and three hundred <initial>MBPS</initial> download, which is, I think, #Ah It's more than enough for your working capacity.
    127.533
    131.450
    Yeah, but I also want to enjoy. So is there any subscription available?
    130.549
    135.070
    [noise] Yes sir, we have subscriptions for fifteen channels sir like we have the Netflix basic
    135.458
    137.282
    #Ah we have Amazon Prime.
    137.944
    149.461
    We have Disney Plus hotstar. We have Sony live. We have Jio cinema premium. We have Zee five. We have hot joy, Sun next, Alt Balaji, discovery plus, Euros now.
    149.975
    153.457
    We have a epic on Dooku Bay. shar~ shemaroo Me.
    154.633
    155.872
    And like it plays.
    158.059
    161.087
    Okay. #Ah Almost all the subscription available right?
    160.808
    162.517
    Yes sir. It'll be along with this.
    164.330
    169.454
    [noise] So please ma'am please book a slot with your clients so that they can install.
    169.838
    174.194
    #Ah Jio fibre in my locality and I can enjoy my work life.
    172.497
    173.163
    Okay sir.
    175.398
    181.250
    Thank you very much. #Oh sir you'll be going for the complete one year package or you'll go for the month monthly package sir.
    182.653
    184.099
    Complete one year package.
    184.178
    186.884
    [noise] Of three hundred <initial>MBPS</initial> hundred <initial>MBPS</initial> or
    187.378
    191.322
    Thirty <initial>MBPS</initial> or one fifty <initial>MBPS</initial> We have different plans for each of them sir.
    193.640
    194.931
    So which one is best.
    195.306
    209.063
    Sir I would I would like to know what is the kind of work that you work on. Do you need a lot of data like you work on more of the videos and games or data collection or you or you're working on the basic website and web pages in the (()) [noise]
    195.800
    196.469
    -
    197.091
    197.158
    -
    206.270
    206.453
    -
    208.943
    209.664
    Minimum
    210.234
    223.403
    Actually, #Ah I used to work on a high speed data. So I do not want any kind of in~ interruption in between. So any plans in which the plan provided me the high speed internet speed data. [noise] I will be ready to invest.
    222.943
    237.025
    That will be our #Ah the best one is a six ninety nine for twelve months that is eight three eight eight plus <initial>GST</initial> plan for your early plan in which you have you're having hundred <initial>MBPS</initial> of hundred <initial>MBPS</initial> upload and download. #Ah also
    237.147
    245.751
    it's not just twelve months along with this you will also get thirty days extra sir. That is you can #Ah think that #Ah we are have we are giving kind of #Ah
    246.178
    246.532
    #Ah
    247.484
    251.412
    bundle free for you for one next month. That is thirteen months package.
    254.525
    257.310
    That the benefit that you are going to get by using this plan sir.
    254.716
    257.246
    Okay okay. Its seems very and lucrative.
    259.541
    261.701
    Yeah. It is very lucrative offer. So
    262.138
    263.843
    when can I expect my installation?
    264.058
    275.297
    Sir can you please give your detailed address #Ah [noise] by in in coming to business working days our technician will visit your house along with your fibre kit and he will install and he will completely set up.
    275.827
    280.070
    And he will help you out and how to use it later and change the password and all of it sir.
    283.285
    288.150
    #Ah Please write down the address it is a Kamakshipuram <initial>XSR</initial> layout Bangalore.
    288.544
    288.999
    Yes, sir.
    292.493
    292.588
    -
    292.684
    293.572
    pin code sir.
    294.782
    296.654
    [noise] #Ah pin code <PII>three two one two zero one</PII>
    296.990
    297.411
    -
    297.377
    297.803
    Yes sir.
    297.752
    297.987
    -
    298.365
    307.138
    All right, very well noted sir. We will be come the team. Our technician will visit you house and next coming two days and you going to receive a message now and confirmation. Thank you very much for calling Jio fibre.
    307.337
    307.819
    Thank you.
    308.779
    308.959
    Thank.

    Dataset Demographics

    Details Headline

    Language

    English

    Language code

    en-In

    Country

    India

    Accents

    Chandigarh,...more

    Gender Distribution

    M:60, F:40

    Age Group

    18-70

    Audio File Details

    Details Headline

    Environment

    Silent, Noisy

    Bit Depth

    16 bit

    Format

    wav

    Sample rate

    8khz & 16 khz

    Channel

    Stereo

    Audio file duration

    5-15 minutes

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