Wireless Sensor Network for Precision Agriculture g Ajay Mittal, Dr. Bhushan Jagyasi, Dr. Arun Pande TCS Innovation Labs Mumbai TCS Innovation Labs Mumbai August 22, 2011
Content • Services Needed • mKRISHI Platform • mKRISHI Platform – Components Components • Sensors for disease prediction • Human participatory sensing H ti i t i • Sensor Node and customized farming August 22, 2011
S ervices Required Services August 22, 2011
mKRISHI Platform - Components On Web, Ever expanding, Easy to use and Back-end Integrated Local sensor & Local sensor & environment data Local language on mobile Local language, on mobile, More than sending Alerts! Communicate – the advice, dynamic content, many weather, changing weather pattern, epidemic alert, services market prices, Reach out to procure, to sell right molecule, offer many more services August 22, 2011 - 4 -
Sensors for Plant Disease Forecasting - August 22, 2011
Experimental Result motivating Rural Participatory Sensing Risk Crop: Potato 10 9 8 Disease: Late Blight 7 6 isk 5 5 Ri Location: Aligarh i Ali h 4 3 2 1 0 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 2-2009 01-2010 01-2010 /1/2010 01-2010 01-2010 01-2010 Result: High correlation observed in esu t: g co e at o obse ved 01-1 04-1 07-1 10-1 13-1 16-1 19-1 22-1 25-1 28-1 31-1 03-0 06-0 9/ 12-0 15-0 18-0 actual attack and model based Risk Date Forecast Model Generated Disease risk Attack 1 Risk 0 Images received from the farmers Images received from the farmers 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 - - - - - - - - - - - - - - - - - 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 indicating Late Blight attacks. 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 - - - - - - - - - - - - - - - - - 1 4 7 0 3 6 9 2 5 8 1 3 6 1 4 7 0 0 0 0 1 1 1 1 2 2 2 3 0 0 1 1 1 2 Date Actual Disease attack manually y observed by a deployed person August 22, 2011
Plant Disease Forecasting using mobile phone Aim: Accurate forecast and minimize the spray of pesticides Approach: To Combine Approach: To Combine •Mathematical Models based on Sensor’s observation •Observed Symptoms communicated by farmers using Rural Participatory Sensing Compute Cumulative (over last N days) Composite (combining M disease forecasting models) disease Risk Index (CCRI) Ci and classify – High Disease Risk ( Ci > TH ) � Alert Farmer and Trigger Symptoms Al t F d T i S t Collection – Moderate Disease Risk ( TL < Ci < TH ) � Trigger Symptoms collection TH ) � Trigger Symptoms collection and Alert only on Positive diagnosis Low disease Risk ( Ci < TL ) � – No Action No Action A Simplified Mobile phone A Simplified Mobile phone Application August 22, 2011
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A Web Console for the Expert • Daily Disease Risk Computed by Various Mathematical Disease forecasting Models forecasting Models • Cumulative and Composite Risk • Images captured by farmers of Infected leaves, stem and tuber I f t d l t d t b • Symptoms personally observed by farmers and communicated using their mobile phone. using their mobile phone. • Disease Severity from images and observed Symptoms August 22, 2011
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Human Participatory Sensing Mobile App for the Farmer Collect Symptoms by asking relevant queries. • Photographs to guide about the symptoms for reading illiterate • farmers. Simple Binary Answers Simple Binary Answers • August 22, 2011
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Disease Intensity and Disease Spread Analysis in Time and Space August 22, 2011
Sensor Nodes for Agriculture Applications Applications TCS Innovation Lab Mumbai and Bangalore has developed Low cost low g p power Wireless Sensor Node • Transmission Range – 300 meters in single hop single hop • Batteries – 3 V power required (works with Two AA batteries) • Current • Current Consumption Consumption – 30 30 mA mA for for Transmission and Receiving 1 mA in Sleep mode • Protocol: Self configurable in multihop • Protocol: Self configurable in multihop mesh network. • Sensor Interfaced: Soil Moisture, Soil Temp Ambient Temperature and Ambient Temp, Ambient Temperature and Ambient Humidity August 22, 2011 18
Sensor Nodes Installed at TCS Yantra Park Mumbai Sensor Nodes Installed at TCS Yantra Park, Mumbai August 22, 2011 19
WSN Deployment August 22, 2011 20
Web based WSN data visualization August 22, 2011 21
Small & Marginal farmer getting connected to expert August 22, 2011 - 22 -
Grape Query – Borgaon, Maharashtra Question raised by Farmer y Click on Sound Icon (.wav) Advice Given By Expert August 22, 2011 - 23 -
Potato Query – Bichaula, UP Question raised by Farmer Click on Sound Icon Advice Given By Expert Advice Given By Expert August 22, 2011 - 24 -
Thank You Thank You August 22, 2011
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