This paper analyzed the principles of realizing the functions of a virtual angle gauge by using smartphone lens,discussed the relationship between real image measurement and virtual angle gauge,gave the expression of real image measurement of virtual angle gauge in smartphone lens,and designed the function of automatic slope correction of virtual angle gauge by combining the acceleration transducer of smartphone.It provided a meaningful attempt to develop application in forestry industry by using smartphone.
LIU Yu
,
ZHAO Tianzhong
,
ZHANG Mubo
. Principles and Design of Virtual Angle Gauge via Smartphone[J]. Forest and Grassland Resources Research, 2015
, 0(3)
: 166
-169
.
DOI: 10.13466/j.cnki.lyzygl.2015.03.032
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