320 research outputs found

    Histories of Australian Rock Art Research

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    Australia has one of the largest inventories of rock art in the world with pictographs and petroglyphs found almost anywhere that has suitable rock surfaces – in rock shelters and caves, on boulders and rock platforms. First Nations people have been marking these places with figurative imagery, abstract designs, stencils and prints for tens of thousands of years, often engaging with earlier rock markings. The art reflects and expresses changing experiences within landscapes over time, spirituality, history, law and lore, as well as relationships between individuals and groups of people, plants, animals, land and Ancestral Beings that are said to have created the world, including some rock art. Since the late 1700s, people arriving in Australia have been fascinated with the rock art they encountered, with detailed studies commencing in the late 1800s. Through the 1900s an impressive body of research on Australian rock art was undertaken, with dedicated academic study using archaeological methods employed since the late 1940s. Since then, Australian rock art has been researched from various perspectives, including that of Traditional Owners, custodians and other community members. Through the 1900s, there was also growing interest in Australian rock art from researchers across the globe, leading many to visit or migrate to Australia to undertake rock art research. In this volume, the varied histories of Australian rock art research from different parts of the country are explored not only in terms of key researchers, developments and changes over time, but also the crucial role of First Nations people themselves in investigations of this key component of their living heritage

    Treaty-Making in the Australian Federation

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    For many generations, Aboriginal and Torres Strait Islander peoples have called for treaties to be negotiated with Australian governments. In the face of Commonwealth inaction, states and territories have commenced treaty processes with Indigenous communities whose traditional lands fall within their borders. This article examines how the United States and Canada have negotiated treaties with Indigenous peoples and details the ongoing Australian processes in order to determine the most appropriate means of entering into treaties in the Australian federation. It concludes that while the state and territory processes are positive and offer the potential to realise valuable outcomes, it is preferable for treaties to be conducted with both federal and subnational governments. This should be undertaken by a Makarrata Commission comprising representatives of Aboriginal and Torres Strait Islander communities and federal, state, and local governments

    Scalable Text Mining with Sparse Generative Models

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    The information age has brought a deluge of data. Much of this is in text form, insurmountable in scope for humans and incomprehensible in structure for computers. Text mining is an expanding field of research that seeks to utilize the information contained in vast document collections. General data mining methods based on machine learning face challenges with the scale of text data, posing a need for scalable text mining methods. This thesis proposes a solution to scalable text mining: generative models combined with sparse computation. A unifying formalization for generative text models is defined, bringing together research traditions that have used formally equivalent models, but ignored parallel developments. This framework allows the use of methods developed in different processing tasks such as retrieval and classification, yielding effective solutions across different text mining tasks. Sparse computation using inverted indices is proposed for inference on probabilistic models. This reduces the computational complexity of the common text mining operations according to sparsity, yielding probabilistic models with the scalability of modern search engines. The proposed combination provides sparse generative models: a solution for text mining that is general, effective, and scalable. Extensive experimentation on text classification and ranked retrieval datasets are conducted, showing that the proposed solution matches or outperforms the leading task-specific methods in effectiveness, with a order of magnitude decrease in classification times for Wikipedia article categorization with a million classes. The developed methods were further applied in two 2014 Kaggle data mining prize competitions with over a hundred competing teams, earning first and second places

    The Nature of attachment:An Australian experience

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    Throughout the world, protected area management regimes typically separate cultural and natural heritage in legislation, policy, administrative structures, disciplinary expertise, and on-ground practice. Within settler colonial nations, including Australia, cultural heritage is itself habitually separated into indigenous heritage and 'historic' (or non-indigenous) heritage. A consequence of these multiple binaries and disconnected regimes is that they work across rather than with one another. In this chapter, I use the frame of place-attachment to consider issues arising from the separation of natural and cultural heritage in the management of protected areas. The case examples are homestead gardens within protected areas, and my concern is for the recognition of Anglo-Australian place-attachment to domestic gardens.</p

    Migrant Ecologies

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    &lt;p&gt;Migrant Ecologies: Environmental Histories of the Pacific World is the first volume explicitly dedicated to the environmental history of Earth’s largest ocean. Covering nearly one-third of the planet, the Pacific Ocean is remarkable for its diverse human and non-human inhabitants, their astounding long-distance migrations over time, and their profound influences on other parts of the world. This book creates an understanding of the past, present, and futures of the lands, seas, peoples, practices, microbes, animals, plants, and other natural forces that shape the Pacific. It effectively argues for the existence of an interconnected Pacific World environmental history, as well as for the Pacific Ocean as a necessary framework for understanding that history.&lt;br&gt;&lt;br&gt;The fifteen chapters in this comprehensive collection, written by leading experts from across the globe, span a vast array of topics, from disease ecology and coffee cultivation to nuclear testing and whaling practices. They explore regions stretching from the Tuamotu Archipelago in the south Pacific to the Kamchatka Peninsula in the far north, resisting the depiction of the Pacific as isolated and uninhabited. What unites these diverse contributions is a concern for how the people, places, and non-human beings of the Pacific World have been shaped by, and have in turn modified, their oceanic realm. Building on a recent renaissance in Pacific history, these chapters make a powerful argument for the importance of the Pacific World as a coherent unit of analysis and a valuable lens through which to examine past, ongoing, and emerging environmental issues. By showcasing surprising and innovative perspectives on the environmental histories of the peoples and ecosystems in and around the Pacific Ocean, this work adds to current conversations and debates about the Pacific World and offers myriad opportunities for further discussions, both inside and outside of the classroom.&lt;/p&gt

    LOCATION MENTION PREDICTION FROM DISASTER TWEETS

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    While utilizing Twitter data for crisis management is of interest to different response authorities, a critical challenge that hinders the utilization of such data is the scarcity of automated tools that extract and resolve geolocation information. This dissertation focuses on the Location Mention Prediction (LMP) problem that consists of Location Mention Recognition (LMR) and Location Mention Disambiguation (LMD) tasks. Our work contributes to studying two main factors that influence the robustness of LMP systems: (i) the dataset used to train the model, and (ii) the learning model. As for the training dataset, we study the best training and evaluation strategies to exploit existing datasets and tools at the onset of disaster events. We emphasize that the size of training data matters and recommend considering the data domain, the disaster domain, and geographical proximity when training LMR models. We further construct the public IDRISI datasets, the largest to date English and first Arabic datasets for the LMP tasks. Rigorous analysis and experiments show that the IDRISI datasets are diverse, and domain and geographically generalizable, compared to existing datasets. As for the learning models, the LMP tasks are understudied in the disaster management domain. To address this, we reformulate the LMR and LMD modeling and evaluation to better suit the requirements of the response authorities. Moreover, we introduce competitive and state-of-the-art LMR and LMD models that are compared against a representative set of baselines for both Arabic and English languages

    Migrant Ecologies

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    &lt;p&gt;Migrant Ecologies: Environmental Histories of the Pacific World is the first volume explicitly dedicated to the environmental history of Earth’s largest ocean. Covering nearly one-third of the planet, the Pacific Ocean is remarkable for its diverse human and non-human inhabitants, their astounding long-distance migrations over time, and their profound influences on other parts of the world. This book creates an understanding of the past, present, and futures of the lands, seas, peoples, practices, microbes, animals, plants, and other natural forces that shape the Pacific. It effectively argues for the existence of an interconnected Pacific World environmental history, as well as for the Pacific Ocean as a necessary framework for understanding that history.&lt;br&gt;&lt;br&gt;The fifteen chapters in this comprehensive collection, written by leading experts from across the globe, span a vast array of topics, from disease ecology and coffee cultivation to nuclear testing and whaling practices. They explore regions stretching from the Tuamotu Archipelago in the south Pacific to the Kamchatka Peninsula in the far north, resisting the depiction of the Pacific as isolated and uninhabited. What unites these diverse contributions is a concern for how the people, places, and non-human beings of the Pacific World have been shaped by, and have in turn modified, their oceanic realm. Building on a recent renaissance in Pacific history, these chapters make a powerful argument for the importance of the Pacific World as a coherent unit of analysis and a valuable lens through which to examine past, ongoing, and emerging environmental issues. By showcasing surprising and innovative perspectives on the environmental histories of the peoples and ecosystems in and around the Pacific Ocean, this work adds to current conversations and debates about the Pacific World and offers myriad opportunities for further discussions, both inside and outside of the classroom.&lt;/p&gt

    Australian PLT practitioners’ engagements with scholarship of teaching and learning

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    &nbsp;Drawing on Bourdieu&rsquo;s reflexive sociology and Certeau&rsquo;s heterological science to investigate individual and extra-individual dimensions of Australian PLT practitioners&rsquo; engagements with scholarship of teaching and learning, this thesis identified obstacles and opportunities for recognition of professional legal education and training as emergent professional practice in law and education
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