Speech-Based Access for Agricultural Commodity Prices in Bangla

Brief Description

To implement and deploy a speech access based system for users to get prices of agricultural commodities over telephone/mobile. Such systems would provide excellent value-addition to the already existing website http://www.agmarknet.nic.in/ managed by the Ministry of Agriculture, since no computer, reading or writing skills are required for the proposed system. The languages covered are Bangla, Assamese, Hindi, Marathi, Tamil, and Telugu. C-DAC Kolkata is responsible for the system development in Bangla Language

Main uses and domain

  • Farmers and other users interested in obtaining the latest prices of agricultural commodities by just speaking over the telephone
  • This system will be especially useful for those who have no access to computers and Internet, and who may not have the required computer skills and reading/writing skills

Features and Technical Specifications

  • Remote access via mobile or landline phone, no need of computers and internet
  • Support Voice query and response, no need to type or touch
  • 24 x 7 hrs automated service, no need to wait for reply from manual operators
  • Mother tongue support, Bi-lingual (Bangla & English) prompts for better usability
  • Provides related price information in absence of intended information
  • Potential VAS to existing human operated Kisan Call Centre service (toll free service on 1551)

Platform required(if any)

Technology

  • Computer Telephony Interface (CTI) : Parallel handling of 30 voice calls
  • Speech Recognition: Hidden Markov Model based speech recognition engine

Hardware

  • ISDN-PRI / E1 Channel
  • PRI Modem (ASMi-52)
  • Asterisk Server
  • Sangoma A101 CTI Card

Software

  • Linux Operating System
  • Asterisk Gateway Interface (AGI)
  • High-Level Scripting

External resources: MySQL

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Contact Details for Techno Commercial Information

Dr. Nabarun Bhattacharyya, Director
E-mail: nabarun[dot]bhattacharya[at]cdac[dot]in
Phone No: 033 2357 6309