4. Sequence Diagrams to Represent the Functionality of the Features Implemented:
EMERGENCY:
MyPage:
HELP:
PicTalk:
MyShelf:
5.1 Usability
5.1.1 Changeability: System should allow the user to change the size of the icons and also the range of speech output according to his requirements.
5.1.2 Convenience: All the icons are clearly readable to the user.
5.1.3 Understandability: For the easier understandability, user manual was provided. Usage of the system is easier.
Usability[HOPE]
++ ++ ++
Changeability[HOPE] Convenience[HOPE] Understandability[HOPE]
++ ++ ++ ++
Customizable Readable Icons User manual Ease to learn
icons
5.2 Security:
5.2.1 Reliability: System will provide the accurate and faster responses.
5.2.2 Authentication: In HOPE system MyPage contains the password authentication which can be added by the user for his convenience. So, the unknown person cannot use the system.
Security[HOPE]
++ ++
password may be stolen
++ Reliability[HOPE] ++ Authentication[HOPE]
Accurate response password check
5.3 Performance:
5.3.1 Accuracy: HOPE is able to provide the accurate results
5.3.2 Responsiveness: All the responses are available within seconds.
5.3.3 Minimum overhead: Navigation through the icons is easier as they are divided into related categories. Searching the required icon takes very less time.
Performance[HOPE]
++ ++ ++
Accuracy[HOPE] Responsiveness[HOPE] Minimum over head
++ ++ ++
Accuracy in producing All responses are Searching time is less.
Speech and text outputs. Fast.
6. KAOS MODELING
6.1 SECURITY
6.2 USABILITY
7. Testing
The HOPE system by Andromeda followed the spiral model for software development. The two spirals concentrated on the Process Specification as well as Product Specification. The second spiral which incorporated the actual development of the product was successfully carried out by Team Andromeda by following the flavors of Agile Methodology. The development, testing, debugging and integrating the changes where all carried out concurrently.
8. Implementation Screenshots
In this section we describe a implementation of the HOPE system. Here we describe activity page for some features such a way that the user understands the working of the project.
8.1 Home Screen
The home screen provides the user with various features for which the user needs assistance. The various features are ‘Emergency’, ’Speech2Text’, ‘Text2Speech’, ‘Facelook’, ‘Mypage’, ‘Myshelf’, ‘DietManager’, ‘Walk-O-Meter’, ‘PicTalk’.
8.2 Emergency
The emergency feature consists of calling functionality to the doctor and emergency dial 911.
8.3 Help
The help feature sounds an alarm when the old person is in need of assistance. There is an alarm start and stop button to
8.4 MyShelf
The MyShelf is used by old people with loss of memory to keep track of their items. It consists of the list of items and when the user selects it, the system displays its location.
8.5 PicTalk
The PicTalk is a very useful application for old people who have difficulties in speaking. Here, we store the images of most frequently spoken words along with the name. Once the image is clicked an appropriate sentence is communicated to the other person. We have three tabs for food, hygiene and general with appropriate words in them.
8.6 MyPage
The MyPage displays the general information about the person who is using the smartphone. This stores the name, age, address, phone number and the emergency contact number related to the person. It also displays the blood group and other health information. The old people can also save information like SSN, Bank account number etc. which is protected using a passcode, that is known only to the person who owns the smartphone.
8.7 FaceLook
The FaceLook consists of contact information about the people who are related to the elder person along with their contact number. We also store the image of the person which is displayed. There is a call button and a text button, in case the old people want to call or text the person displayed. They can also search for a contact by typing the name in the search box.
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