Enhancing User Experiences of Mobile-Based Augmented Reality via Spatial Augmented Reality: Designs and Architectures of Projector-Camera Devices
Table 5
Evaluation results from the third step of interview. Rating of 5 means that this attribute is very high in our proposal, whereas rating of 1 means that this attribute is very low in our proposal.
No.
Attribute
Expert
Rating
Opinion
(1)
Novelty
E1
3
-
E2
4
Similar to Kinect sensor in some aspects, but in terms of a completed
projector-camera device, the proposed design sounds novel.
E3
4
-
(2)
Practicality
E1
3
It is still uncertain whether the proposed design will or will not work as expected.
E2
4
-
E3
4
Seem practical for solving the crosstalk problem in visual scene analysis regarding
projector-based AR.
(3)
Help improve mobile AR
E1
2, 4
2 if users need to carry a separated device. 4 if it is a feature embedded in a mobile
user experiences
phone.
E2
3
-
E3
4
It is another alternative for experiencing AR. The more the alternatives, the better
for users.
(4)
Difficulty regarding
E1
-
No evaluation as the expert was not familiar with hardware and optic
actual implementation
implementation regarding projector and camera.
E2
5
-
E3
4
-
(5)
Possibility in
E1
4
If it is really practical and robust, this new technology should have good potential in
commercial markets
commercial markets.
E2
2
At completion, the proposed device may be too expensive and only affordable by
a limited group of people.
E3
2
Currently the proposed design still lacks concrete usage scenarios for nontechnical