Development of Internet-based Kinematic GPS Solutions for Local and Regional Positioning Services. This interdisciplinary project develops a highly novel total network strategy for real-time kinematic GPS positioning services using the Internet communication protocols for data transmission. The proposed system is technically superior to existing network-based differential GPS (DGPS) systems, by providing positioning services at different accuracy levels (metre to centimetre) with reduced operati ....Development of Internet-based Kinematic GPS Solutions for Local and Regional Positioning Services. This interdisciplinary project develops a highly novel total network strategy for real-time kinematic GPS positioning services using the Internet communication protocols for data transmission. The proposed system is technically superior to existing network-based differential GPS (DGPS) systems, by providing positioning services at different accuracy levels (metre to centimetre) with reduced operational cost to users. The research focuses on improved network operations and processing, along with developing user-specific algorithms. The outcomes are expected to provide significant opportunities for both real time and near-real-time kinematic positioning applications and commercialisations of such services, in urban and regional areas of Australia.Read moreRead less
Robust Positioning Based on Ultra-Tight Integration of GPS, Pseudolites and Inertial Sensors. The Global Positioning System (GPS) has been becoming an increasingly important part of the world-wide geo-spatial information infrastructure. However, the availability and reliability of GPS positioning are still major challenging issues. This project proposes a new concept of robust positioning based on the ultra-tight integration of GPS, pseudolites and inertial sensor. The expected outcomes include: ....Robust Positioning Based on Ultra-Tight Integration of GPS, Pseudolites and Inertial Sensors. The Global Positioning System (GPS) has been becoming an increasingly important part of the world-wide geo-spatial information infrastructure. However, the availability and reliability of GPS positioning are still major challenging issues. This project proposes a new concept of robust positioning based on the ultra-tight integration of GPS, pseudolites and inertial sensor. The expected outcomes include: 1) a novel sensor integration approach, 2) innovative smart antenna design, 3) efficient algorithms and quality control procedures for signal acquisition and tracking, which can effectively suppress interferences and enhance the weak signal tracking.Read moreRead less
Simultaneous localisation and image fusion for robotic explorations. Australia has played a leading role in the field of autonomous system research that s becoming increasingly prevalent in industrial applications such as environment monitoring, remote sensing, and battlefield intelligence. Unstructured and landmark-deficient operating conditions impose significant challenges in achieving accurate mapping and localisation. This research will develop a framework for image-based mapping and fusion ....Simultaneous localisation and image fusion for robotic explorations. Australia has played a leading role in the field of autonomous system research that s becoming increasingly prevalent in industrial applications such as environment monitoring, remote sensing, and battlefield intelligence. Unstructured and landmark-deficient operating conditions impose significant challenges in achieving accurate mapping and localisation. This research will develop a framework for image-based mapping and fusion, thus contributing to the key enabling technologies for autonomous systems. The outcomes of this project will contribute to the current international leadership of Australia in this fast-evolving technology.Read moreRead less
Network Design and Management for a Pseudolite and GPS Based Ubiquitous Positioning System. The Locata positioning technology uses a network of terrestrial based signal transmitters (pseudolites) and GPS satellites, to provide ubiquitous positioning (indoors and outdoors) in difficult environments. This research student project will focus on the intelligence associated with the pseudolite network such as: autonomous network installation, network integrity, and quality control. The implementati ....Network Design and Management for a Pseudolite and GPS Based Ubiquitous Positioning System. The Locata positioning technology uses a network of terrestrial based signal transmitters (pseudolites) and GPS satellites, to provide ubiquitous positioning (indoors and outdoors) in difficult environments. This research student project will focus on the intelligence associated with the pseudolite network such as: autonomous network installation, network integrity, and quality control. The implementation of innovative algorithms and methodologies developed in this research, will allow a robust, reliable and accurate positioning system for challenging indoor and outdoor environments, where current systems cannot work satisfactorily.Read moreRead less
Integration of GPS/Pseudolites/INS to Geo-Reference Airborne Surveying and Mapping Sensors. This project aims to develop and test an innovative geo-referencing system for airborne surveying and mapping sensors. The proposed new system will be based on the deep integration of measurements from Global Positioning System (GPS), Inertial Navigation Systems (INS), and Pseudo-satellites (Pseudolites). This new system design can significantly improve the accuracy and reliability of the existing syste ....Integration of GPS/Pseudolites/INS to Geo-Reference Airborne Surveying and Mapping Sensors. This project aims to develop and test an innovative geo-referencing system for airborne surveying and mapping sensors. The proposed new system will be based on the deep integration of measurements from Global Positioning System (GPS), Inertial Navigation Systems (INS), and Pseudo-satellites (Pseudolites). This new system design can significantly improve the accuracy and reliability of the existing systems. This research will include theoretical analysis, algorithm development, system implementation, and performance evaluation, towards an operational geo-referencing system addressing ever-increasing demand for rapid acquisition of high quality spatial data from airborne sensors.Read moreRead less
An Augmented-GPS Software Receiver for Indoor/Outdoor Positioning. This research student project will focus on the technical design of a personal positioning device, based on the measurement of a combination of GPS satellite and ground-transmitted signals. The design will incorporate Australian innovations in high-sensitivity GPS receivers, and 'pseudo-satellite' technologies. The integration of the GPS and 'pseudo-satellite' technologies will be carried out within a 'software receiver', which ....An Augmented-GPS Software Receiver for Indoor/Outdoor Positioning. This research student project will focus on the technical design of a personal positioning device, based on the measurement of a combination of GPS satellite and ground-transmitted signals. The design will incorporate Australian innovations in high-sensitivity GPS receivers, and 'pseudo-satellite' technologies. The integration of the GPS and 'pseudo-satellite' technologies will be carried out within a 'software receiver', which offers the opportunity of flexibility in the design of signal processing and navigation algorithms. The receiver design is intended to address the critical challenges for a low-cost, ubiquitous, high accuracy positioning device for a variety of indoor and outdoor consumer applications.Read moreRead less
Precision Pulsar Timing and its Applications. The rapidly rotating pulsars known as millisecond pulsars have period stabilities which rival that of the best terrestrial clocks. Observations of many millisecond pulsars spread across the sky should allow detection of the gravitational-wave background - likely to be the first direct detection of gravity waves. It will also enable establishment of a long-term time standard which is independent of and probably superior to that derived from terrestria ....Precision Pulsar Timing and its Applications. The rapidly rotating pulsars known as millisecond pulsars have period stabilities which rival that of the best terrestrial clocks. Observations of many millisecond pulsars spread across the sky should allow detection of the gravitational-wave background - likely to be the first direct detection of gravity waves. It will also enable establishment of a long-term time standard which is independent of and probably superior to that derived from terrestrial clocks. New analysis techniques and establishment of an international observing network will be required. Investigation and application of techniques for overcoming radio interference will be an important part of the project.Read moreRead less
Defeating Radio Frequency Interference. The radio spectrum is a valuable resource. Development of techniques which minimize the impact of various users on one another, allowing this resource to be shared, will benefit the entire community. For astronomy in particular, shared use is essential because of the very wide bandwidths needed to obtain sufficient sensitivity. Usage of the radio spectrum is increasing rapidly and radio telescopes are becoming more and more sensitive, compounding the probl ....Defeating Radio Frequency Interference. The radio spectrum is a valuable resource. Development of techniques which minimize the impact of various users on one another, allowing this resource to be shared, will benefit the entire community. For astronomy in particular, shared use is essential because of the very wide bandwidths needed to obtain sufficient sensitivity. Usage of the radio spectrum is increasing rapidly and radio telescopes are becoming more and more sensitive, compounding the problems. The digital signal processing techniques developed under this project will be widely applicable, not only to future radio astronomy facilities such as the Square Kilometer Array, but also to the communications industry generally.Read moreRead less
Domain-Driven Actionable Link Discovery. Driven by emergent data mining applications such as detecting terrorist and distributed fraudulent activities, this project will deliver effective techniques and algorithms for discovering isolated yet important links dispersed across related enterprise information systems. The outcomes will enable Australia to play a significant role in the new link discovery area. They will empower Australian organizations with powerful data mining capabilities to deal ....Domain-Driven Actionable Link Discovery. Driven by emergent data mining applications such as detecting terrorist and distributed fraudulent activities, this project will deliver effective techniques and algorithms for discovering isolated yet important links dispersed across related enterprise information systems. The outcomes will enable Australia to play a significant role in the new link discovery area. They will empower Australian organizations with powerful data mining capabilities to deal with critical cross-organization problems, for instance, counter-terrorism, cross-market surveillance, auditing surveillance and social network analysis. They will enhance Australian social security, compliance and life quality through smart information use.Read moreRead less
Pattern Discovery of Discriminating Behaviour Associated with Hidden Communities. A sound understanding of discriminating behaviour in hidden communities, e.g. market manipulation, is essential for effective intervention and prevention. This project will deliver novel and workable algorithms and tools for modelling and pattern discovery of such behaviour. This will safeguard Australia by tackling crucial business and social issues like abnormal trading, online crime and terrorism, thereby enhanc ....Pattern Discovery of Discriminating Behaviour Associated with Hidden Communities. A sound understanding of discriminating behaviour in hidden communities, e.g. market manipulation, is essential for effective intervention and prevention. This project will deliver novel and workable algorithms and tools for modelling and pattern discovery of such behaviour. This will safeguard Australia by tackling crucial business and social issues like abnormal trading, online crime and terrorism, thereby enhancing public confidence, compliance and security in both the economy and society, by preventing and reducing economic and social impact. It will create skills and outcomes to further Australia's leadership in managing emerging data mining challenges and applications, and will deepen collaboration with eminent researchers worldwide.Read moreRead less