In this paper, we describe and validate the EquiMoves system, which aims to support equine veterinarians in assessing lameness gait performance horses. The system works by capturing horse motion from up eight synchronized wireless inertial measurement units. It can be used various modes, analyzes both upper-body limb movements. validation against an optical capture is based on a Bland–Altman analysis that illustrates agreement between two systems. sagittal kinematic results (protraction,...

Providing an integrated product-service system (PSS) supported by cyber-physical systems, as a smart solution, is increasingly offered industrial machinery. In this approach, instead of providing products with after-sale services, the value proposition mostly based on guaranteeing trustable operation. As result, capturing and analyzing information from machine's condition during its lifespan becomes essential part PSS. Enabling through lifecycle monitoring, sensing devices are at core Thus,...

Massively deployed wireless sensor and actuator networks, co-existing with RFID technology, can bring clear benefits to large-scale enterprise systems, by delegating parts of the business functionality closer point action. However, a major impediment in integration process is represented variety customized platforms proprietary technologies. In this article, we present three-layer, service-oriented architecture that accommodates different exposes their uniform way application. Our work...

Comfort in cycling is related to the level of vibration bicycle: more results less comfort for rider. In this study, measured real time using wireless inertial acceleration sensors mounted at four places on bike: front wheel axel, rear stem and seatpost. way, we measure both input output frame fork, consequently establish transfer function fork. Besides vibrations through frame, also investigate Moreover, determine effect road surface, speed, wheels tire pressure induced Our analysis shows...

Inertial measurement unit (IMU) sensor-based techniques are becoming more popular in horses as a tool for objective locomotor assessment.To describe, evaluate and validate method of stride detection quantification at walk trot using distal limb mounted IMU sensors.Prospective validation study comparing sensors motion capture with force plate data.A total seven Warmblood equipped metacarpal/metatarsal reflective markers were hand walked trotted over plate. Using four custom built algorithms...

It is essential for any highly trained cyclist to optimize his pedalling movement in order maximize the performance and minimize risk of injuries. Current techniques rely on bicycle fitting off-line laboratory measurements. These do not allow assessment kinematics during training competition, when fatigue may alter ability apply forces pedals thus induce maladaptive joint loading. We propose a radically different approach that focuses determining actual status cyclist’s lower limb segments...

Real-time collection of wave information is required for short and long term investigations natural coastal processes. Current monitoring techniques use only point-measurements, which are practical where the bathymetry relatively uniform. We propose a method that suitable places with varying bathymetry, such as coral reefs. Our solution uses densely deployed wireless sensor network, allows high spatial resolution 3D analysis waves. The nodes equipped low-cost, low-power, MEMS-based inertial...

In this paper, we present a method for automatic, online detection of user's interaction with objects. This represents an essential building block improving the performance distributed activity recognition systems. Our is based on correlating features extracted from motion sensors worn by user and attached to We complete implementation idea, using miniaturized wireless sensor nodes equipped sensors. achieve accuracy 97% target response time 2 seconds. The lightweight, low communication...

Autonomous vehicles are used in areas hazardous to humans, with significantly greater utility than the equivalent, manned vehicles. This paper explores idea of a coordinated team autonomous vehicles, applications cooperative surveillance, mapping unknown areas, disaster management or space exploration. Each vehicle is augmented wireless sensor node movement sensing capabilities. One leader and manually controlled by remote controller. The rest followers actuator nodes. Speed orientation...

Wireless sensor networks (WSNs) will be able to assist industrial and business processes render rich functionality in a dependable way. Two key elements that can make this real are: simple efficient way of expressing the logic, reliable mechanism for selectively reconfiguring nodes. We present solution combines both elements. The main objective is guarantee dissemination rules multicast groups nodes, while striving energy efficiency low overhead. Simple cross-layer optimizations are used...

This paper describes an energy efficiency improvement of the IMA accelerometer-based method for estimating level physical activity a person. The sensor sampling and data processing requirements are significantly reduced by duty-cycling sampling, thus making implementation long-lasting operation possible on resource-constrained devices as nodes. By duty-cycling, system maintains adequate bandwidth, while still reducing effective number samples taken per unit time. We analyze in detail impact...

The increasing complexity of Wireless Sensor Networks (WSN) applications require simple, yet reliable, underlying networking mechanisms. In this paper, we describe the experiments performed to establish real challenges and sources errors for reliable data delivery problem. We also discuss several implementation solutions try issues that should be taken into account in design phase. results are obtained by field measurements, therefore consider them relevant useful. Our work relies on tight...

In high-performance cycling, there is a need for advanced technological means of assessing the cyclists' performance during training and competition, risk overuse injuries. Existing techniques rely on off-line, laboratory-based analysis, as well outfitting bike with various sensors transducers that give an estimate racing. We propose radically different approach, aim determining actual status cyclist's body in real-time real-life conditions. Our solution based area wireless motion sensor...

A coordinated team of mobile wireless sensor and actuator nodes can bring numerous benefits for various applications in the field cooperative surveillance, mapping unknown areas, disaster management, automated highway space exploration. This article explores idea using vehicles on wheels, augmented with wireless, sensing, control capabilities. One acts as a leader , being remotely driven by user, others represent followers . Each vehicle has low-power node attached, featuring 3D...

This paper presents the e-SENSE middleware architecture for distributed processing of context information in dynamic wireless sensor networks. At lower layer, nodes organize into clusters spontaneously based on shared context. These form basis service-oriented where functionality network is expressed using service task graphs supporting execution applications. The higher layer responsible complex inference and recognition. As a concrete example we evaluate recognition human activities car...

An essential component in the ubiquitous computing vision is ability of detecting with which objects user interacting during his or her activities. We explore this paper a solution to problem based on wireless motion and orientation sensors (accelerometer compass) worn by attached objects. evaluate performance realistic conditions, characterized limited hardware resources, measurement noise due artifacts unreliable communication. describe complete solution, from theoretical design, going...

Factory and industrial automation systems gradually start to incorporate wireless networks of smart objects sensor nodes. In this context, one fundamental problem is the reliability data dissemination, particularly in case total or partial network reconfiguration. We propose RMD, a reliable dissemination solution targeting multicast groups collaborating objects. Compared previous work, our approach focuses on guaranteeing transmission rather than improving delivery ratio. addition, RMD...