1,352 research outputs found

    Daenerys Targaryen: Transformation to the Monumental

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    Daenerys Targaryen’s metamorphosis scene is analyzed in this article, with accordance to the millennia old structure of the motif of “the woman and the dragon.” It is suggested in this article, that the visual manifestation of Daenerys in the HBO series Game of Thrones, which was changed from that of George R. R. Martin, A Song of Ice and Fire, is reflecting the complexity of the image of Daenerys. This article demonstrates how the figure of Daenerys is a reception of ancient Greco-Roma, and Early modern art, also embedded with the concept of monumentality that is key to the understanding of fantastic art and is demonstrated in Daenerys metamorphosis image. This definition follows Immanuel Kant’s perception of the sublime, to stress how the fantastic create modern mythologies by presenting “greater than life” figures

    The Climate Change Awareness Among Senior High School Students in Sorsogon Province, Philippines

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    The researchers of this study determined the climate change awareness of senior high school students in Sorsogon Province Division during 2022-2023. The subjects of this study were 412 officially enrolled Grade 11 and Grade 12 Academic and Technical Vocational Livelihood students of Juban National High School and J.P. Laurel High School. The researchers utilized descriptive survey design and used adapted research questionnaires. Moreover, the researchers applied weighted mean and ranking and also used other researchers’ works in explaining the gathered data. Findings revealed that the senior high school students are neutral on climate change mitigation and agree on the effects of climate change. Additionally, internet, television, school, and radio are the major sources of information of senior high school students relative to climate change. The researchers recommended that the senior high school students must continue in educating through the different available sources of information in order to improve their views on climate change which are useful in taking actions in connection with mitigation

    A Framework to Synergize Partial Order Reduction with State Interpolation

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    We address the problem of reasoning about interleavings in safety verification of concurrent programs. In the literature, there are two prominent techniques for pruning the search space. First, there are well-investigated trace-based methods, collectively known as "Partial Order Reduction (POR)", which operate by weakening the concept of a trace by abstracting the total order of its transitions into a partial order. Second, there is state-based interpolation where a collection of formulas can be generalized by taking into account the property to be verified. Our main contribution is a framework that synergistically combines POR with state interpolation so that the sum is more than its parts

    Brief Announcement: Using Nesting to Push the Limits of Transactional Data Structure Libraries

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    Transactional data structure libraries (TDSL) combine the ease-of-programming of transactions with the high performance and scalability of custom-tailored concurrent data structures. They can be very efficient thanks to their ability to exploit data structure semantics in order to reduce overhead, aborts, and wasted work compared to general-purpose software transactional memory. However, TDSLs were not previously used for complex use-cases involving long transactions and a variety of data structures. In this paper, we boost the performance and usability of a TDSL, towards allowing it to support complex applications. A key idea is nesting. Nested transactions create checkpoints within a longer transaction, so as to limit the scope of abort, without changing the semantics of the original transaction. We build a Java TDSL with built-in support for nested transactions over a number of data structures. We conduct a case study of a complex network intrusion detection system that invests a significant amount of work to process each packet. Our study shows that our library outperforms publicly available STMs twofold without nesting, and by up to 16x when nesting is used

    Using Nesting to Push the Limits of Transactional Data Structure Libraries

    Get PDF
    Transactional data structure libraries (TDSL) combine the ease-of-programming of transactions with the high performance and scalability of custom-tailored concurrent data structures. They can be very efficient thanks to their ability to exploit data structure semantics in order to reduce overhead, aborts, and wasted work compared to general-purpose software transactional memory. However, TDSLs were not previously used for complex use-cases involving long transactions and a variety of data structures. In this paper, we boost the performance and usability of a TDSL, towards allowing it to support complex applications. A key idea is nesting. Nested transactions create checkpoints within a longer transaction, so as to limit the scope of abort, without changing the semantics of the original transaction. We build a Java TDSL with built-in support for nested transactions over a number of data structures. We conduct a case study of a complex network intrusion detection system that invests a significant amount of work to process each packet. Our study shows that our library outperforms publicly available STMs twofold without nesting, and by up to 16x when nesting is used

    Knowledge is a Region in Weight Space for Fine-tuned Language Models

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    Research on neural networks has focused on understanding a single model trained on a single dataset. However, relatively little is known about the relationships between different models, particularly those trained or tested on different datasets. We address this by studying how the weight space and the underlying loss landscape of different models are interconnected. Specifically, we demonstrate that finetuned models that were optimized for high performance, reside in well-defined regions in weight space, and vice versa -- that any model that resides anywhere in those regions also exhibits high performance. Notably, we show that language models that have been finetuned on the same dataset form a tight cluster in the weight space, while models finetuned on different datasets from the same underlying task form a looser cluster. Moreover, traversing around the region between the models leads to new models that perform comparably or even better than models obtained via finetuning, even on tasks that the original models were not finetuned on. Our findings provide insight into the relationships between models, demonstrating that a model positioned between two similar models can acquire the knowledge of both. We leverage this and design a method for selecting a better model for efficient finetuning. Specifically, we show that starting from the center of the region is as effective, if not more, than using the pretrained model in 11 out of 12 datasets, resulting in an average accuracy improvement of 3.06

    Performance update of an event-type based analysis for the Cherenkov Telescope Array

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    The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional approach to data analysis in this field is to apply quality cuts, optimized using Monte Carlo simulations, on the data acquired to maximize sensitivity. Subsequent steps of the analysis typically use the surviving events to calculate one set of instrument response functions (IRFs) to physically interpret the results. However, an alternative approach is the use of event types, as implemented in experiments such as the Fermi-LAT. This approach divides events into sub-samples based on their reconstruction quality, and a set of IRFs is calculated for each sub-sample. The sub-samples are then combined in a joint analysis, treating them as independent observations. In previous works we demonstrated that event types, classified using Machine Learning methods according to their expected angular reconstruction quality, have the potential to significantly improve the CTA angular and energy resolution of a point-like source analysis. Now, we validated the production of event-type wise full-enclosure IRFs, ready to be used with science tools (such as Gammapy and ctools). We will report on the impact of using such an event-type classification on CTA high-level performance, compared to the traditional procedure.Comment: 7 pages, 3 figures, Presented at the 38th International Cosmic Ray Conference (ICRC 2023), 2023 (arXiv:submit/2309.08219
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