663 research outputs found

    Long Range Constraints for Neural Texture Synthesis Using Sliced Wasserstein Loss

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    In the past decade, exemplar-based texture synthesis algorithms have seen strong gains in performance by matching statistics of deep convolutional neural networks. However, these algorithms require regularization terms or user-added spatial tags to capture long range constraints in images. Having access to a user-added spatial tag for all situations is not always feasible, and regularization terms can be difficult to tune. It would be ideal to create an algorithm that does not have any of the aforementioned drawbacks. Thus, we propose a new set of statistics for exemplar based texture synthesis based on Sliced Wasserstein Loss and create a multi-scale algorithm to synthesize textures without a user-added spatial tag. Lastly, we study the ability of our proposed algorithm to capture long range constraints in images and compare our results to other exemplar-based neural texture synthesis algorithms.Comment: Submitted to IEEE for possible publicatio

    A123: Research Progress and Review of Key Competencies of Physical Education Curriculum in China

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    Purpose: The introduction of the Opinions on Comprehensively Deepening Curriculum Reform and Implementing the Fundamental Task of Establishing Virtues and Cultivating People marked the initiation of comprehensive curriculum reform across all disciplines in our country, with a particular emphasis on key competencies. Among these competencies, those integral to the Physical Education (PE) curriculum have garnered increasing attention from scholars. Building upon this foundation, this paper systematically reviews and analyzes pertinent research on the key competencies within the PE curriculum. The exploration covers the development process, current research hotspots, and future prospects in this field, aiming to serve as a reference for future research on key competencies within the PE curriculum in our country. Methods: Employing CNKI as the database, the search keywords included key competencies of PE curriculum, key competencies of PE and health, key competencies of students\u27 PE, and key competencies of PE teachers. Literature sources were sourced from SCI, SSCI, and the Peking University Core. A total of 130 relevant literatures were identified and subsequently analyzed using CiteSpace software. Results: The key competencies of PE curriculum have experienced three stages of development. The two research peaks are in 2018 and 2022, which’s closely related to Compulsory Education Curriculum Standards for PE and Health(2022) and High School Curriculum Standards for PE and Health(2017) in recent years. The promulgation of physical education (PE) curriculum standards in basic education not only provides a guiding framework for schools in the future but also serves as a crucial foundation for scholars to conduct in-depth research. The exploration of key competencies within the PE curriculum encompasses various aspects, including its fundamental meaning, constituent elements, training mechanisms, evaluation systems, developmental challenges, and practical approaches. Given that the key competencies of the PE curriculum are still in the early stages of development, they draw inspiration from the commendable experiences of foreign PE curricula. Furthermore, the assessment and training mechanisms and systems for these key competencies remain imperfect, and empirical research in this domain is still insufficient. Conclusion: It remains essential to explore the theoretical foundations of key competencies within the PE curriculum from diverse perspectives to ensure their firm establishment. Simultaneously, there is a commitment to prioritize the development of key competencies among PE teachers. Innovative approaches, such as cultivating models and evaluation systems for key competencies tailored to students at different levels or for PE teachers, will be implemented to facilitate further empirical research. This effort aims to genuinely achieve the vision of creating sports-oriented individuals and collectively build a promising future for school physical education

    A127: Difficulties Facing and Coping Strategies of Physical Education and Health Interdisciplinary Teaching in China

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    Purpose: In response to the national demand for compound talents, “Physical Education (PE) and Health Curriculum (2022 version) for Compulsory Education” proposes to include interdisciplinary teaching in five major courses in China. Due to the lack of course cases for reference, there’s a certain gap between interdisciplinary theory and practice. Therefore, it’s urgent to analyze the difficulties faced by interdisciplinary teaching and find out the coping strategies. Methods: By using keywords such as interdisciplinary teaching, PE and health curriculum, and interdisciplinary, this study collected and studied 39 articles from CNKI, Web of Science, Scopus, and other databases, and analyzed the development process, problems, and countermeasures of interdisciplinary teaching in various countries. Results: Analyses revealed difficulties of implementing interdisciplinary teaching, including (1) unbalanced instructional materials and resources, (2) teachers’ lack of understanding of theory and practice regarding interdisciplinary teaching, (3) overlapped curriculum content, (4) lack of real integration in the classroom, and (5) lack of scientific evaluations. Coping strategies were: (1) Cooperation between internal and external organizations responsible for resource supply, (2) Carry out pre-service and in-service teachers’ training, (3) modifications of PE Curriculum, and (4) establish an evaluation system. Conclusion: To promote interdisciplinary teaching in physical education and health in the future, schools are recommended to cooperate with external institutions and universities to explore the theoretical basis and internal logic of thematic learning design of interdisciplinary projects. Also, schools may build a solid learning community for PE teachers, innovate PE curriculum models, share instructional examples, and create evaluation mechanisms to solve current problems

    Prediction and Realization of DO in Sewage Treatment Based on Machine Vision and BP Neural Network

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    Dissolved Oxygen (DO) is one of the most important parameters describing biochemical process in wastewater treatment. It is usually measured with dissolved oxygen meters, and currently galvanic and polarographic electrodes are the predominant methods. Expensive, membrane surface inactivation, and especially need of cleaning and calibrating very frequently are common disadvantages of electrode-type measuring sensors. In our work, a novel method for Prediction and Realization dissolved oxygen based-on Machine Vision and BP Neural Network was researched. Pictures of the water-body surface in aeration basins are captured and transformed into HSI space data. These data plus the correspondent measured DO values are processed with a neural network. Using the well-trained neural network, a satisfied result for classifying dissolved oxygen according to the water-body pictures has been realized

    Cultivation of Core Competences of English Major Students under the Inter-discinplinary Guidance A Case Study of “The Survey of British and American Culture” Course

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    The newly issued National Standards by the Ministry of National Education for the Quality of Foreign Language and Literature Teaching (hereinafter referred to as the “National Standards”) clearly points out that the curriculum system of foreign language majors should emphasize the cultivation of competences and the construction of professional knowledge, especially the cultivation of cross-cultural, critical, and innovative abilities. Therefore, in order to enhance college students’ autonomous study ability and cross-cultural skills, this study, based on the concepts of content and language integration, aims to explore the way to combine Willis’ outline of procedure for task-based learning with the five principles of intercultural teaching, and utilize task-based teaching method, and rely on the course—“British and American Culture: A Course to Develop Critical Thinking from a cross-cultural perspective” to respectively consider the design of autonomous study worksheets for English majors before, during, and after class, so as to improve their autonomous learning ability, cultural critical thinking and intercultural communication skills. It will be helpful for the implementation of similar courses
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