5813 search results - page 375 / 1163 » Sensor Networks |
172
click to vote
BSN
2009
IEEE
16 years 29 days ago
2009
IEEE
—We have developed a wearable, battery-free tag that monitors heart sounds. The tag powers up by harvesting ambient RF energy, and contains a low-power integrated circuit, an ant...
159
click to vote
BSN
2009
IEEE
15 years 7 months ago
2009
IEEE
We developed and tested the Berkeley Tricorder, a health monitoring device capable of measuring a subject's ECG, EMG, Blood Oxygenation, Respiration (via Bioimpedance), and m...
152
click to vote
CGA
2008
15 years 6 months ago
2008
We present an adaptive museum guidance system called PhoneGuide. It uses camera-equipped mobile phones for on-device object recognition in ad-hoc sensor networks and provides locat...
168
click to vote
DMTCS
2010
15 years 3 months ago
2010
We proved that every planar triangle-free graph with n vertices has a subset of vertices that induces a forest of size at least (71n + 72)/128. This improves the earlier work of S...
142
click to vote
DMTCS
2010
15 years 3 months ago
2010
Using the saddle point method, we obtain from the generating function of the Stirling numbers of the first kind n j and Cauchy's integral formula, asymptotic results in centr...