All Outputs (359)

Some conversational challenges of talking with machines (2017)
Conference Proceeding

A surge of interest in the capabilities of so-called 'conversational' technologies—both from research and industrial contexts—furnishes CSCW and HCI with opportunities to enrich and leverage its historic connection to conversation analysis (and relat... Read More about Some conversational challenges of talking with machines.

Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter (2017)
Conference Proceeding

The use of series connected capacitors for high voltage applications has been proven to be beneficial for voltage stress reduction across power semiconductors. In a 3-phase grid any asymmetry in the value of the series capacitance may lead to signifi... Read More about Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter.

Stability assessment of a droop-controlled multi-generator electrical power system in the more electric aircraft using parameter space approach (2017)
Conference Proceeding

This paper investigates the dynamic stability of a droop-controlled multi-generator system in the more electric aircraft (MEA). Based on the developed state-space model of the potential dc electrical power system (EPS) architecture, the stability bou... Read More about Stability assessment of a droop-controlled multi-generator electrical power system in the more electric aircraft using parameter space approach.

Community power flow control for peak demand reduction and energy cost savings (2017)
Conference Proceeding

The increase in penetration of renewable energy sources, such as solar or wind, and high peak load demand can cause grid network security issues. The incorporation of demand side management and energy storage devices can provide a solution to these p... Read More about Community power flow control for peak demand reduction and energy cost savings.

An investigation of heuristic decomposition to tackle workforce scheduling and routing with time-dependent activities constraints (2017)
Conference Proceeding

This paper presents an investigation into the application of heuristic decomposition and mixed-integer programming to tackle workforce scheduling and routing problems (WSRP) that involve time dependent activities constraints. These constraints refer... Read More about An investigation of heuristic decomposition to tackle workforce scheduling and routing with time-dependent activities constraints.

Examples of user algorithms implementing ARAIM techniques for integrity performance prediction, procedures development and pre-flight operations (2017)
Conference Proceeding

Advanced Receiver Autonomous Integrity Monitoring (ARAIM) is a new Aircraft Based Augmentation System (ABAS) technique, firstly presented in the two reports of the GNSS Evolutionary Architecture Study (GEAS). The ARAIM technique offers the opportunit... Read More about Examples of user algorithms implementing ARAIM techniques for integrity performance prediction, procedures development and pre-flight operations.

R-fuzzy sets and grey system theory (2017)
Conference Proceeding

This paper investigates the use of grey theory to en- hance the concept of an R-fuzzy set, with regards to the precision of the encapsulating set of returned significance values. The use of lower and upper approximations from rough set theory, allow... Read More about R-fuzzy sets and grey system theory.

Robust indirect field oriented control of induction generator (2017)
Conference Proceeding

The paper presents a novel robust field oriented vector control for induction generators. The proposed controller exploits the concept of indirect field orientation and guarantees asymptotic DC-link voltage regulations when DC-load is constant or slo... Read More about Robust indirect field oriented control of induction generator.

High specific torque motor for propulsion system of aircraft (2017)
Conference Proceeding

This paper proposes an analytical model that considers the torque characteristics for high specific torque synchronous machine with outer rotor and a Halbach permanent magnet array. The distribution of the magnetic field in the air gap is obtained wi... Read More about High specific torque motor for propulsion system of aircraft.

Active search in intensionally specified structured spaces (2017)
Conference Proceeding

We consider an active search problem in intensionally specified structured spaces. The ultimate goal in this setting is to discover structures from structurally different partitions of a fixed but unknown target class. An example of such a process is... Read More about Active search in intensionally specified structured spaces.

Measurement of internal surfaces of additively manufactured parts by X-ray computed tomography (2017)
Conference Proceeding

Recent advances in X-ray computed tomography (XCT) have allowed for measurement resolutions approaching the point where XCT can be used for measuring surface topography. These advances make XCT appealing for measuring hard-to-reach or internal surfac... Read More about Measurement of internal surfaces of additively manufactured parts by X-ray computed tomography.

Improved Design of The End-Effector for Macro-Mini Robotic Polishing Systems (2017)
Conference Proceeding

The macro-mini robot polishing system has been widely used in polishing processes where an auxiliary actuator is used to control the polishing force. Generally, in this approach, the auxiliary actuator moves the polishing motor, the polishing spindle... Read More about Improved Design of The End-Effector for Macro-Mini Robotic Polishing Systems.

Incentivising monitoring in open normative systems (2017)
Conference Proceeding

We present an approach to incentivising monitoring for norm violations in open multi-agent systems such as Wikipedia. In such systems, there is no crisp definition of a norm violation; rather, it is a matter of judgement whether an agent’s behaviour... Read More about Incentivising monitoring in open normative systems.

Reducing weight and fuel consumption of civil aircraft by electromagnetic launch (2017)
Conference Proceeding

Electromagnetic launch systems have been proposed for military applications to accelerate jet planes on aircraft carriers. This paper proposes the implementation of similar technology to aid civil aircraft take-off, which can provide significant econ... Read More about Reducing weight and fuel consumption of civil aircraft by electromagnetic launch.

Does document relevance affect the searcher's perception of time? (2017)
Conference Proceeding

Time plays an essential role in multiple areas of Information Retrieval (IR) studies such as search evaluation, user behavior analysis, temporal search result ranking and query understanding. Especially, in search evaluation studies, time is usually... Read More about Does document relevance affect the searcher's perception of time?.

Ultrasound modulation of bioluminescence generated inside a turbid medium (2017)
Conference Proceeding

In vivo bioluminescence imaging (BLI) has poor spatial resolution owing to strong light scattering by tissue, which also affects quantitative accuracy. This paper proposes a hybrid acousto-optic imaging platform that images bioluminescence modulated... Read More about Ultrasound modulation of bioluminescence generated inside a turbid medium.

Using evolving interface techniques to solve network problems (2017)
Conference Proceeding

Thermal effect on wave interaction in composite structures (2017)
Conference Proceeding

There exist a wide range of failure modes in composite structures due to the increased usage of the structures especially in aerospace industry. Moreover, temperature dependent wave response of composite and layered structures have been continuously... Read More about Thermal effect on wave interaction in composite structures.

Wave interaction with defects in pressurized composite structures (2017)
Conference Proceeding

A wave finite element (WFE) and finite element (FE) based computational method is presented by which the dispersion properties as well as the wave interaction coefficients for one-dimensional structural system can be predicted. The structural system... Read More about Wave interaction with defects in pressurized composite structures.