1. DeepWalking: Enabling Smartphone-based Walking Speed Estimation Using Deep Learning

   http://arxiv.org/abs/1805.03368v2 · arxiv

   Walking speed estimation is an essential component of mobile apps in various fields such as fitness, transportation, navigation, and health-care. Most existing solutions are focused on specialized medical applications that utilize body-worn motion sensors. These approaches do not serve effectively t

2. Modeling Spatial Trajectories using Coarse-Grained Smartphone Logs

   http://arxiv.org/abs/2208.13775v1 · arxiv

   Current approaches for points-of-interest (POI) recommendation learn the preferences of a user via the standard spatial features such as the POI coordinates, the social network, etc. These models ignore a crucial aspect of spatial mobility -- every user carries their smartphones wherever they go. In

3. Promoting the Joy of Learning by Turning a Smartphone into Scientific Equipment

   http://arxiv.org/abs/1911.06655v2 · arxiv

   Smartphone is a powerful internet connected computer packed with internal sensors that measure sound, light, acceleration and magnetic field strength. Physics teachers can use them as measurement devices to demonstrate science concepts and promote the joy of learning. Some research has also shown th

4. SubwayPS: Towards Enabling Smartphone Positioning in Underground Public Transportation Systems

   http://arxiv.org/abs/1904.01675v1 · arxiv

   Thanks to rapid advances in technologies like GPS and Wi-Fi positioning, smartphone users are able to determine their location almost everywhere they go. This is not true, however, of people who are traveling in underground public transportation networks, one of the few types of high-traffic areas w

5. BrutePrint: Expose Smartphone Fingerprint Authentication to Brute-force Attack

   http://arxiv.org/abs/2305.10791v1 · arxiv

   Fingerprint authentication has been widely adopted on smartphones to complement traditional password authentication, making it a tempting target for attackers. The smartphone industry is fully aware of existing threats, and especially for the presentation attack studied by most prior works, the thre

6. Spectrophotometers for Labs: a Cost-efficient Solution based on Smartphones

   http://arxiv.org/abs/2312.08104v1 · arxiv

   In this paper we introduce a proposal to provide students in labs with an alternative to the traditional visible range spectrophotometers, whose acquisition and maintenance entails high costs, based on smartphones. Our solution faced two aspects. On the one hand, the software for the smartphone, abl

7. Reliability of Smartphone-Based Vibration Threshold Measurements

   http://arxiv.org/abs/2401.14468v1 · arxiv

   Smartphone-based measurement platforms can collect data on human sensory function in an accessible manner. We developed a smartphone app that measures vibration perception thresholds by commanding vibrations with varying amplitudes and recording user responses via (1) a staircase method that adjusts

8. Measuring the capacitor charge and discharge with a LED and a smartphone

   http://arxiv.org/abs/2305.13094v2 · arxiv

   In this article, we present a simple, inexpensive, and effective method for measuring the capacitor charge and discharge processes using a light-emitting diode (LED) and the light meter of a smartphone. We propose a simple circuit in which the LED's brightness is linear on the capacitor's voltage, a

9. Ujian Online Mahasiswa Ilmu Komputer Berbasis Smartphone

   http://arxiv.org/abs/1701.06428v1 · arxiv

   Information technology influence higher education in various aspects, including education sector. This article discusses how smartphones facilitate online examination in computer science and information systems students. The research objective to be achieved by the researchers through the research,

10. Here To Stay: Measuring Hologram Stability in Markerless Smartphone Augmented Reality

    http://arxiv.org/abs/2109.14757v1 · arxiv

    Markerless augmented reality (AR) has the potential to provide engaging experiences and improve outcomes across a wide variety of industries; the overlaying of virtual content, or holograms, onto a view of the real world without the need for predefined markers provides great convenience and flexibil

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