non visual search engine for visually challenged ppt
TRANSCRIPT
8/7/2019 non visual search engine for visually challenged Ppt
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Non-Visual Search engine for
Visually Challenged
BYC.U.MEGHA MALAK.PADMAVATHI
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AIM
The aim of the project is tocreate a non-visual search
engine for visuallychallenged people.
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Existing System
� According to the WHO·s World Health Report, there areapproximately 45 million people without sight
worldwide. These people don·t have proper tool to getthe information they want.
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Proposed System
� There is a need for web based applicationwhere we provide a user friendly applicationfor visually impaired people.
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System Requirements
Hardware Requirements
Content Description
Min Max
HardDiskDrive 20GB 40GB
RAM 500MB 1GB
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Existing SystemSoftware Requirements
Content Description
OS Windows XP with SP2 orWindows Vista
Database MS-SQL server 2005
Technologies ASP.NET with C#.NET
IDE MS-Visual Studio .Net 2008
Browser Mozilla Firefox, IE 6.
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Modules Involved
� Access Management process toallow users to use theapplication.
� User information setup andmaintenance process
� Search Engine process
� Engine data maintenanceprocess
� Voice maintenance andmanagement
� Data Archive and cleanup
process
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Data Flow Diagrams
Context level :
ADMIN USER
PROCESS
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FIRST LEVEL:
Admin Databas
e
Register
Llogin
User
Search
Pages
Page
Terms
Search
Pages
Logout
Enter data
Enter un and pwd
View/setup
View/setup
View/setu
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USER Database
Login
User
Logout
Enter un
And pwd
view
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LEVEL 2:
DDatabaseADMIN
User
Searchpattern
Search
terms
Pageterms
Logout
update
update
update
update
update
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� User:
USER Database
Update
Listen Search Results
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UML DIAGRAMS
Class diagram
tblMasterPreferenceType
PTypeId
PTypeName
Status
tblUserSearches
SearchID
SessionId
SearchString
TimeStamp
Status
tblSearchResults
ResultId
SearchId
SessionId
SequenceId
ResultURL
ResultSummary
Status
tblDefaultPreferences
DPId
PTypeName
DefaultPreferences
Status
tblActionPromptsActionPromptId
ActionId
ActionTypeId
PromptText
Status
tblUserPreferences
SessionId
DateTime
PTypeID
PtypeName
UserPreference
Status
tblActionTypes
ActionTypeID
ActionName
Status
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Use case diagram:
DefaultPreference
UserPreference
UserSearch
SearchResults
ActionTypes
Actions
ActionPrompts
admin
PreferenceTypes
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Sequence Diagram
Admin PreferenceType Defaul t
Preference
UserPreference UserSearches SearchResults ActionTypes ActionPrompt
setup
view
setup
view
setupview
setup
view
setup
view
setup
view
setupview
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Collaboration diagram
Admin
Preferenc
eType
Default
Preference
User
PreferenceUser
Searches
Search
Results
Action
Types
Action
Prompt
1: setup
2: view
3: setup
4: view
5: setup6: view
7: setup
8: view
9: setup
10: view
11: setup
12: view
13: setup14: view
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Advantages
� Visually impaired web users can scan
web pages by tabbing from link to
link and listening to the content of
the link text.
� Having consistent navigation across
pages is also important for
maximizing accessibility to people with reading and/or cognitive
disabilities, but again everyone
benef its.
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� By having a consistent interface
across a website we can instantly
locate the navigation and page
content without having to look
around for it.
� one of the main advantage is being
that its usability will be improved.
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Conclusion
� By using voice conversion mechanisms,we can
create an enhanced and easy to use Search
Engine for visually challenged people