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SystemSens is a tool developed at the Center For Embedded Networked
Sensing (CENS) to log detailed system events on Android smartphones.
SystemSens keeps the logged records in a local database on the phone,
and regularly uploads them to a CENS server.

Features:
o Battery information (level, voltage, temperature, health, charging status):
o Screen status events (on and off)
o Application usage times
o Network activity per application
o WiFi interface status changes (on, off, scanning, connecting, disconnecting)
o Cellular interface status changes including cell location and signal strength
o Voice call status changes
o Start, end, pause and resume times of activities and services
o Aggregate CPU usage information
o Aggerage memory usage information
o Network traffic statistics per interface



Copyright (c) 2011, The Regents of the University of California. All
rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

  * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.

  * Redistributions in binary form must reproduce the above copyright
  * notice, this list of conditions and the following disclaimer in
  * the documentation and/or other materials provided with the
  * distribution.

  * Neither the name of the University of California nor the names of
  * its contributors may be used to endorse or promote products
  * derived from this software without specific prior written
  * permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT
HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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