3,555 research outputs found

    My Brain Doesn\u27t Work Like That Creating Success with Non-Traditional (and Traditional) Learners by Accommodating Learning

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    So many of the kids we identify as “at risk” have learning preferences and needs that may not be an ideal match for the way they are being taught or how they are expected to learn. For adults whose learning styles are somewhat more traditional, it can be hard to understand kids who actually learn and perform better when their preferences look very different from our own. Trying to force kids into a picture of learning or attending that is unnatural for them can create stress for them, result in behaviors that create stress for us, and ultimately interfere with the very goals of learning and achievement we claim to want! This program will explore a number of ways individuals learn, offering dozens of practical strategies for accommodating a variety of learner preferences, and examining at ways to teach students to take responsibility for their own learning needs—without creating problems for anyone else. Great ideas for adults working with non-traditional learners

    Mobility as Resilience: A Perspective on Coastal to Inland Migration in the Eastern Maya Lowlands

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    Expanding Dimensionality in Cinema Color: Impacting Observer Metamerism through Multiprimary Display

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    Television and cinema display are both trending towards greater ranges and saturation of reproduced colors made possible by near-monochromatic RGB illumination technologies. Through current broadcast and digital cinema standards work, system designs employing laser light sources, narrow-band LED, quantum dots and others are being actively endorsed in promotion of Wide Color Gamut (WCG). Despite artistic benefits brought to creative content producers, spectrally selective excitations of naturally different human color response functions exacerbate variability of observer experience. An exaggerated variation in color-sensing is explicitly counter to the exhaustive controls and calibrations employed in modern motion picture pipelines. Further, singular standard observer summaries of human color vision such as found in the CIE’s 1931 and 1964 color matching functions and used extensively in motion picture color management are deficient in recognizing expected human vision variability. Many researchers have confirmed the magnitude of observer metamerism in color matching in both uniform colors and imagery but few have shown explicit color management with an aim of minimized difference in observer perception variability. This research shows that not only can observer metamerism influences be quantitatively predicted and confirmed psychophysically but that intentionally engineered multiprimary displays employing more than three primaries can offer increased color gamut with drastically improved consistency of experience. To this end, a seven-channel prototype display has been constructed based on observer metamerism models and color difference indices derived from the latest color vision demographic research. This display has been further proven in forced-choice paired comparison tests to deliver superior color matching to reference stimuli versus both contemporary standard RGB cinema projection and recently ratified standard laser projection across a large population of color-normal observers

    Alternative Lithographic Methods for Variable Aspect Ratio Vias

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    The foundation of semiconductor industry has historically been driven by scaling. Device size reduction is enabled by increased pattern density, enhancing functionality and effectively reducing cost per chip. Aggressive reductions in memory cell size have resulted in systems with diminishing area between parallel bit/word lines. This affords an even greater challenge in the patterning of contact level features that are inherently difficult to resolve because of their relatively small area, a product of their two domain critical dimension image. To accommodate these trends there has been a shift toward the implementation of elliptical contact features. This empowers designers to maximize the use of free space between bit/word lines and gate stacks while preserving contact area; effectively reducing the minor via axis dimension while maintaining a patternable threshold in increasingly dense circuitry. It is therefore critical to provide methods that enhance the resolving capacity of varying aspect ratio vias for implementation in electronic design systems. This work separately investigates two unique, non-traditional lithographic techniques in the integration of an optical vortex mask as well as a polymer assembly system as means to augment ellipticity while facilitating contact feature scaling. This document affords a fundamental overview of imaging theory, details previous literature as to the technological trends enabling the resolving of contact features and demonstrates simulated & empirical evidence that the described methods have great potential to extend the resolution of variable aspect ratio vias using lithographic technologies

    Testing QCD Sum Rule Techniques on the Lattice

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    Results for the first test of the ``crude'' QCD continuum model, commonly used in QCD Sum Rule analyses, are presented for baryon correlation functions. The QCD continuum model is found to effectively account for excited state contributions to the short-time regime of two-point correlation functions and allows the isolation of ground state properties. Confusion in the literature surrounding the physics represented in point-to-point correlation functions is also addressed. These results justify the use of the ``crude'' QCD continuum model and lend credence to the results of rigorous QCD Sum Rule analyses.Comment: Discussion of systematic uncertainties augmente

    A micromorphological analysis of continuity and discontinuity at PPNC Beisamoun Pond 11, Israel

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    Archaeologists working in the Eastern Mediterranean do not fully understand the relationship between the earliest known farming communities of the Early Neolithic and the earliest known proto-urban communities of the Late Neolithic, despite more than a century of intensive study. The ongoing excavations at Beisamoun Pond 11, in the Hula Valley of northern Israel (ca. late 8th – early 7th millennia BCE), provide a rare opportunity to better understand this transition. For this study, micromorphological analyses were performed on the earthen construction materials and the surrounding sediments from a large, multiphase structure and several partially preserved architectural features. These analyses were performed alongside excavation in order to clarify the stratigraphic relationships, site formation processes, and degree of preservation of context at the site. Five main conclusions are drawn. First, the earliest exposed layers were built on a sloping, irregularly surfaced wetland soil. Second, construction material at the Pond 11 area was composed of local silty clay loam mixed with ashes, dung, and plant temper. Third, construction material and archaeological accumulation degraded during a period of semi-abandonment, ca. 6700 – 6600 BCE, and the degradation products (e.g., adobe, ash, coprolites, and charcoal) are spread over 175 m. Fourth, several walls of the early Pond 11 structure survived for centuries and were reused during later periods of rebuilding. Finally, bioturbation and pooling water have greatly disturbed the upper layers; the earlier layers are better preserved. The micromorphological results lead to a discussion of community continuity and social memory during this period. The extent of the deposits indicates a large early site, which may have continued elsewhere after ca. 6600 BCE. The reuse and reoccupation of the main structure suggest continuity social values in the wider Beisamoun site, even as new forms of mortuary practice suggest social change. The conclusion adds to recent data that the Early to Late Neolithic transition was more gradual and subtle than claimed previously. At the methodological level, this dissertation provides a further example of the benefits of integrating micromorphology during ongoing excavation

    Global dimensions in the educational legislation, social studies curriculum and textbooks of Greek compulsory education (grades 1-9)

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    This study involves a content analysis of Greek educational legislation as well as of the social studies curriculum and textbooks in Greece. The purpose of the study is to determine if global themes and supranational elements are contained in these materials and to what degree they translate into teachable knowledge. The analysis revealed that the above dimensions are, to some degree, evident, but they have not been adequately adapted to correspond to the pronouncements of the Greek educational establishment and to the new realities of the European and international space. The global dimensions found in these materials mainly address the geophysical aspects of the globe and to a lesser degree the human, political and socio-cultural issues and problems. It is recommended that Greece, as well as other nation states, undertake an in-depth examination of their curricula and textbooks, especially in the area of social studies, so that a balanced and globalised curriculum is developed.peer-reviewe
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