Issues amp Possibilities INDIA Office of the Registrar General amp Census Commissioner India Ministry of Home Affairs New Delhi Census 2011 Conducted in two phases Houselisting April to Sept 2010 ID: 1002578
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1. Technology For Census 2021Issues & PossibilitiesINDIAOffice of the Registrar General & Census Commissioner, IndiaMinistry of Home AffairsNew Delhi
2. Census 2011 Conducted in two phasesHouselisting (April to Sept 2010)Information on housing, household amenities and assetsFrame for Population CensusEnabled equitable work distribution in the second phasePopulation Enumeration (Feb 2011)Face to face canvasser methodPaper questionnaireOverviewIndia
3. Census 2011 Contd.Provinces/States - 35Districts - 640Sub-districts - 5,924Towns/Cities - 7,933Villages - 640,930Enumeration Areas (In million) - 2.47Households (in million) – 249Population (in million) – 1,211Enumerators & Supervisors (in million) – 2.7Ethnic groups - 4,635; Mother tongues – 6,661DiversityDIFFICULTAREAIDATAPROCESSINGFEDITRULESFUNCTIONARIESDISCANNINGICPRINTINGICOSTUMOTLTATRAININGRMOTHERTONGUESJIAPCEUBPEHRVRUPONIUITIPOALCSINLLLNODOGEOSUPERVISIONGRECYARTBAILGOEENAWARENESSIndia
4. Administrative SetupCentral GovernmentPrincipal Census Officer(At District/City level)Charge Officer(At Sub-District/Town level)Enumerators and Supervisors(For Enumeration Areas)Registrar General & Census Commissioner (At national level)Directorate of Census Operations (At Province/State level)Province/StateGovernmentState Nodal Officer(For overall coordination)India
5. Brief Methodology 2011Unambiguous list of Administrative UnitsEstimated population of areas collected from local authorityCarving out the Enumeration Areas (EAs)Each enumerator assigned with 1 or more EA with a total workload of about 150 Census houses/ 600 to 750 populationAn EA may be a complete village or part thereof in rural areas and a well demarcated area in the urban locations.Data collection through paper questionnaire; door-to-door visitA supervisor appointed for every six contiguous EAsIndia
6. Brief Methodology 2011 Contd.For complete coveragePrepared by the enumeratorFree hand drawingNot drawn to scaleNo Latitude/LongitudeShowsBoundary of the EAIndicative locations of dwellingsImportant features & landmarksLayout SketchIndia
7. Issues in EB Formation (2011)Huge, in numberExact population not known (Only approximation)EBs should not cut acrossVillagesPanchayatsElectoral poll boothsIdentified SlumsSRS UnitsDifficulty in urban areasDisproportionate work distribution (1st phase)Village boundarySRS Unit boundaryPanchayatboundaryIndia
8. Training Cascade (2011)National Trainers (NTs) 90Master Trainer Facilitators (MTFs) 725Master Trainers (MTs) 54,000Enumerators & Supervisors 2.7 MillionIndia
9. Flow of Materials (2011)IndiaFor Field WorkSchedules Printed At High-end PressesCharge OfficerMaterials supplied by DCOEnumeratorCharge RegisterDepartment of Post
10. Flow of Filled-in Materials (2011)Charge OfficerSet-IEnumerator’s Abstract (1st copy)Working SheetSet-II Layout Sketch filled-in updated AHLSet-III Enumerator’s Abstract (2nd copy) Loose filled-in Household SchedulesFor each EB, separatelyOn Top: i. Certificate of Complete Coverage ii. Inventory of used/unused materialEnumeratorSupervisorCertificate of complete coverageSet-I & IISet-IIIEnumerator’s Abstract & Filled-in Schedules(Duly packed in boxes)Census DirectorateStorage-cum-Scanning CenterUn-used/spoiled materials along with the inventoryCharge Register of HLO and PECertificate of Complete Coverage from Charge Officer, all Enumerators and SupervisorsAlong with materials Received from the Enumerator(s) under his Supervisory CircleInventory of Dispatch (Annex-B)Inventory of Dispatch (Annex-A)Box inventory (Annex-C)Box Inventory (Annex-D)IndiaReturn Collection
11. Data Processing (2011)Manual Processing of unrecognized Numeric EntriesComputer Assisted Coding of Alphanumeric EntriesCollection of Household SchedulesAt scanning centerFinalization of ResultsIndiaStages
12. Data Processing (2011)e-Flow ASCII FILEState Data Center ServerScanning1Recognition2Tiling3Completion4Exception5Export/Archival6CentralData ProcessingDivisionASCII Files through DLT/HDDIndia
13. Data Processing (2011)Controller stationTiling & Completion stationsExport stationScanning stationRecognition stationsQC & Exception Forms are fed thru scanners batch by batch Field by field character images are automatically recognizedSupervisors Handle Quality check /Exceptional casesTile/Correction station - Un-recognized Characters are corrected by OPERATORS Supervisor Export completed batches as ASCII file for further processing Copying Data to Media/complete monitoringForm IMAGES stored in Network DISKServerData Center SetupIndia
14. Learnings from Census 2011Hand drawn layout sketch May be made scientificPrinting & Mobilizing the materialsCostLogisticsSafetyInadequacy / Over supplyReturn collection of filled-in materialsIndiaHand written alphanumeric responses on questionnaireCapturing issuesTime consumedFor scanningCapturing, Processing, Editing etc.Data Transfer (Through DLT/HDD)
15. Learnings from Socio-Economic & Caste Census (SECC) 2011-14Data Collection through Handheld Devices across IndiaTime vs. Resources – Trade off640,000 devices for 2.7 million EAsTook four years for completionTwo persons per deviceEnumeratorDevice operatorPower backup issue in rural areasReusability of the devices after operationIndia
16. Preparing For Census 2021IndiaNational Database of Usual ResidentsData collection: 2010Database for about 1199.6 million records Unique ID numbers with biometric details: About 1044 millionDatabase updated: 2015-16Linkages with Unique ID Numbers (Aadhaar)To Begin With
17. Technology Options For Census 2021IndiaTechnology for Data collectionData processingOptimum accuracy from fieldMinimum hassle at deskIssues & ConcernsImage courtesy: Internet
18. Technology Options For Census 2021 Contd.IndiaPaperless data collection/Handheld DevicesOptimally structured questionnaireDropdown menus/optionsReal time data collectionUpdation of preloaded (Available) informationAddition/DeletionOn site basic data validationAutomatic jumpsOnline transfer of encrypted data PossibilitiesImage courtesy: Internet
19. Technology Options For Census 2021 Contd.IndiaHuge number of Handheld Devices (HDDs) required for a period of 3 weeks only.Cost of HHDsReusability of HHDsPower backup in rural areasInternet penetrationFor online geo-referencingFor online data transferSkilled & adequate Enumerators for HDDsIssues & ConcernsImage courtesy: Internet
20. Brainstorming Continues . . .. . . Thank YouIndia