All Outputs (2633)

Laser powder bed fusion of TiB2-modified Cu15Ni8Sn alloy: Processability, microstructure and mechanical performance (2022)
Journal Article

Cu15Ni8Sn is widely used in the aerospace and electronics domains because of its good conductivity and toughness. Due to the material's high laser reflectivity and thermal conductivity, however, employing the laser powder bed fusion (LPBF) additive m... Read More about Laser powder bed fusion of TiB2-modified Cu15Ni8Sn alloy: Processability, microstructure and mechanical performance.

Predicting perceived exhaustion in rehabilitation exercises using facial action units (2022)
Journal Article

Physical exercise has become an essential tool for treating various non-communicable diseases (also known as chronic diseases). Due to this, physical exercise allows to counter different symptoms and reduce some risk of death factors without medicati... Read More about Predicting perceived exhaustion in rehabilitation exercises using facial action units.

Gathering and compiling mathematical common student errors in e-assessment questions with taxonomical classification (2022)
Journal Article

This article gives an overview of the interactive book called ‘Collection of Taxonomically Classified Mathematical Common Student Errors in e-Assessments (CSE Book)’ which has been produced as a result of the Common Student Errors Project (CSE Projec... Read More about Gathering and compiling mathematical common student errors in e-assessment questions with taxonomical classification.

Robust adaptive dynamic surface control scheme for a class of single‐input and single‐output uncertain nonlinear systems in strict‐feedback form (2022)
Journal Article

This article presents a robust adaptive dynamic surface control using σ-modification adaptation laws for a class of single-input and single-output (SISO) uncertain nonlinear systems in strict-feedback form with parametric uncertainties and external d... Read More about Robust adaptive dynamic surface control scheme for a class of single‐input and single‐output uncertain nonlinear systems in strict‐feedback form.

Saltwater-responsive bubble artificial muscles using superabsorbent polymers (2022)
Journal Article

Robots operating in changing underwater environments may be required to adapt to these varying conditions. In tidal estuaries, for example, where the degree of salinity cycles in step with the level of the water, a robot may need to adapt its behavio... Read More about Saltwater-responsive bubble artificial muscles using superabsorbent polymers.

Graphene-based anti-corrosive coating on steel for reinforced concrete infrastructure applications: Challenges and potential (2022)
Journal Article

Steel corrosion has been a major perpetual issue of concern for durability and structural integrity of steel and reinforced concrete infrastructure. Polymeric, zinc-galvanic and chromate conversion coatings are commonly applied to protect typical ste... Read More about Graphene-based anti-corrosive coating on steel for reinforced concrete infrastructure applications: Challenges and potential.

Biomimetic force and impedance adaptation based on broad learning system in stable and unstable tasks: Creating an incremental and explainable neural network with functional linkage (2022)
Journal Article

This article presents a novel biomimetic force and impedance adaption framework based on the broad learning system (BLS) for robot control in stable and unstable environments. Different from
iterative learning control, the adaptation process is real... Read More about Biomimetic force and impedance adaptation based on broad learning system in stable and unstable tasks: Creating an incremental and explainable neural network with functional linkage.

Neuromorphic liquids, colloids and gels: A review (2022)
Journal Article

Advances in flexible electronic devices and robotic software require that sensors and controllers be virtually devoid of traditional electronic components, be deformable and stretch-resistant. Liquid electronic devices that mimic biological synapses... Read More about Neuromorphic liquids, colloids and gels: A review.

The impact of data sonification in virtual reality robot teleoperation (2022)
Journal Article

Virtual Reality (VR) is being increasingly used to provide a more intuitive and embodied approach to robotic teleoperation, giving operators a sense of presence in the remote environment. Prior research has shown that presence can be enhanced when ad... Read More about The impact of data sonification in virtual reality robot teleoperation.

An improved U-control design for nonlinear systems represented by input/output differential models with a disturbance observer (2022)
Journal Article

This paper presents a new method to calculate the inversion of the controlled linear/nonlinear dynamic plants which are described by input–output differential equation models. This new U-model-based inverter (U-inverter), cancels both system dynamics... Read More about An improved U-control design for nonlinear systems represented by input/output differential models with a disturbance observer.

Investigation of flow augmentation and dynamic stall control devices as performance enhancement of lift-driven vertical axis wind turbine using high-fidelity CFD methods (2022)
Thesis

This study performs an investigation of dynamic stall control (Gurney flap (GF)) and flow augmentation (straight upstream deflector (SUD)) devices to improve the performance of lift-driven Vertical Axis Wind Turbine (VAWT) as they can improve the pow... Read More about Investigation of flow augmentation and dynamic stall control devices as performance enhancement of lift-driven vertical axis wind turbine using high-fidelity CFD methods.

GA-AHP Method to support robotic polishing process planning (2022)
Journal Article

The finishing stage of mould manufacturing is generally completed via mechanical polishing, manual conducted. Not only is this the most expensive phase of the process but also is currently struggling with a deficit of skilled workers. To address thes... Read More about GA-AHP Method to support robotic polishing process planning.

Validation of shock-wave/turbulent boundary-layer interaction flows by high-fidelity numerical simulations (2022)
Presentation / Conference Contribution

Shock-wave/turbulent-boundary-layer interactions (SWTBLI) are prevalent phenomena around high-speed vehicles. The resultant strong adverse pressure gradient will induce large flow separation, high wall heat flux, and strong pressure fluctuation, alon... Read More about Validation of shock-wave/turbulent boundary-layer interaction flows by high-fidelity numerical simulations.

A collaboration scheme for controlling multimanipulator system: A game-theoretic perspective (2022)
Journal Article

In some task-oriented multimanipulator applications, the system not only needs to complete the main assigned tasks, but also should optimize some subobjectives. In order to tap the redundancy potential of individual manipulators and improve the perfo... Read More about A collaboration scheme for controlling multimanipulator system: A game-theoretic perspective.

A comprehensive expectation identification framework for multirate time-delayed systems (2022)
Journal Article

The expectation maximization (EM) algorithm has been extensively used to solve system identification problems with hidden variables. It needs to calculate a derivative equation and perform a matrix inversion in the EM-M step. The equations related to... Read More about A comprehensive expectation identification framework for multirate time-delayed systems.

Climate action hub: Empowering youth engagement project report (2022)
Report

This report summarises the knowledge exchange activities of the CAH-OOT project: Climate Action Hub - empOwering yOuth engagemenT. This project, funded by a joint faculty award from the Higher Education Innovation Fund (HEIF), enabled representatives... Read More about Climate action hub: Empowering youth engagement project report.

Formation flying along libration point orbits using chattering attenuation sliding mode control (2022)
Journal Article

This paper studies a control law to achieve formation flying in cislunar space. Utilizing the eigenstructure of the linearized flow around a libration point of the Earth-Moon circular restricted three-body problem, the fuel efficient formation flying... Read More about Formation flying along libration point orbits using chattering attenuation sliding mode control.

A novel dynamic movement primitives-based skill learning and transfer framework for multi-tool use (2022)
Presentation / Conference Contribution

Dynamic Movement Primitives (DMPs) is a general method for learning skills from demonstrations. Most previous research on DMP has focused on point to point skill learning and training, and the skills learned are usually generalized based on the same... Read More about A novel dynamic movement primitives-based skill learning and transfer framework for multi-tool use.

An OctoMap-based 3D CostMap (2022)
Presentation / Conference Contribution

The development of OctoMap created an efficient, discrete, three-dimensional (3D) mapping framework that has been very useful in autonomous robotics for representing occupied and free space in the robot's environment. This paper presents an OctoMap-b... Read More about An OctoMap-based 3D CostMap.

Sport-related back injury prevention with a wearable device (2022)
Journal Article

There has been a high incidence rates (∼41%) of back injury from undertaking weightlifting exercises as a result of improper lifting posture, where the spine should remain straight during a lifting movement which is often not adopted correctly by ado... Read More about Sport-related back injury prevention with a wearable device.