Smartphone-based indoor navigation systems are becoming increasingly popular in a
variety of applications. However, localization accuracy has always been a challenge. The …

In recent years, extensive research and applications have demonstrated that a more
accurate and stable indoor positioning system (IPS) can be realized through the …

Indoor positioning technology is the key to achieving seamless indoor/outdoor location-
based services (LBSs). As typical nonlinear information, pedestrian accessibility improves …

A modern smartphone is equipped with various types of sensors and modules such as
accelerometer, magnetometer, gyroscope, Wi-Fi, Bluetooth low energy (BLE), etc. These …

Indoor positioning technology is one of the cornerstones for many services in Internet-of-
Things (IoT) systems. However, the existing indoor positioning systems are still suffering …

Indoor localization systems using WiFi received signal strength (RSS) or pedestrian dead
reckoning (PDR) both have their limitations, such as the RSS fluctuation and the …

Recently, the demand for indoor positioning has gradually increased. Considering that
people walk indoors with a serious restriction, the map information is extremely significant …

Localization capability is a challenging task in global navigation satellite system-degraded
or denied environments. Alternatively, today's smartphones have an increased number of …

Nowadays, smartphones have become indispensable in people's daily work and life. Since
various sensors and communication chips have been integrated into smartphones, it has …

Indoor positioning systems for smartphones are often based on Pedestrian Dead
Reckoning, which computes the current position from the previously estimated location …