… city environment/eco-system in big cities such as in Ho Chi Minh … are semantically far from
traffic information while GPS data … traffic conditions at locations where real-time data is missed. …

… real-time … From the empirical results, we can conclude that by using CrowdSPaFE, we can
notably reduce on road risks and helps city-dwellers navigate safely in the urban environment. …

… object detection on the mobile device but also use the crowd-sourced images for training of
… Crossnavi: enabling real-time crossroad navigation for the blind with commodity phones. In: …

… data obtained from mobile communication networks or the global positioning system (GPS). …
specific weighted assistance from a crowd-sourced Wi-Fi fingerprinting system via a particle …

… to collect real-time data of movements vehicles via GPS, and then … However, this work just
focuses on local and small areas … data crowd sourcing approaches to collect traffic data from a …

… Indeed, due to their reduced coverage, the amount of 3G and 4G base stations is
significantly higher than the 2G ones, especially in urban settings, possibly enhancing and …

… data in real-time navigation, highlighting its capacity to enhance traffic flow and alleviate
congestion in urban settings… by utilizing real-time information gathered from mobile devices. This …

… characteristic of GPS traces and the knowledge of old downtown areas road network …
In order to reflect our methods’ performance, two old urban areas of Wuhan (Hankou District …

… components: 1) crowdsourced walking trajectory data filtering; 2) … real-time data collection
and a server for crowdsourced data … GPS data in real time and upload the collected pedestrian …

… in outdoor scenes, using crowd-sourced data to cover a wide … the SfM poses based on
available GPS data to (approximately) … In contrast to HLoc, which runs (close to) real-time, D2-Net …