428 research outputs found

    Book Review: Hard Choices: How Women Decide About Work, Career, and Motherhood. by Kathleen Gerson.

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    Book review: Hard Choices: How Women Decide About Work, Career, and Motherhood. By Kathleen Gerson. Berkeley, Ca.: University of California Press. 1985. Pp. xix, 312. Reviewed by: Mirra Komarovsky

    Model of models -- Part 1

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    This paper proposes a new cognitive model, acting as the main component of an AGI agent. The model is introduced in its mature intelligence state, and as an extension of previous models, DENN, and especially AKREM, by including operational models (frames/classes) and will. This model's core assumption is that cognition is about operating on accumulated knowledge, with the guidance of an appropriate will. Also, we assume that the actions, part of knowledge, are learning to be aligned with will, during the evolution phase that precedes the mature intelligence state. In addition, this model is mainly based on the duality principle in every known intelligent aspect, such as exhibiting both top-down and bottom-up model learning, generalization verse specialization, and more. Furthermore, a holistic approach is advocated for AGI designing, and cognition under constraints or efficiency is proposed, in the form of reusability and simplicity. Finally, reaching this mature state is described via a cognitive evolution from infancy to adulthood, utilizing a consolidation principle. The final product of this cognitive model is a dynamic operational memory of models and instances. Lastly, some examples and preliminary ideas for the evolution phase to reach the mature state are presented.Comment: arXiv admin note: text overlap with arXiv:2301.1355

    Total quality management initiatives for business growth: The Sprig and Fern Brewery Ltd

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    This report describes process improvements at the Sprig & Fern Brewery needed for business growth. Systems to improve the management of food safety and health and safety are provided. Production growth was modelled to determine the maximum production volume possible. The report recommends equipment and process changes to enable production growth, and reviews how Total Quality Management can be used to guide continuous improvement

    Exploitation and destabilization of a warm, freshwater ecosystem through engineered hydrological change

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    Exploitation of freshwater resources is having catastrophic effects on the ecological dynamics, stability, and quality of those water resources on a global scale, especially in arid and semiarid regions. Lake Kinneret, Israel (the Biblical Sea of Galilee), the only major natural freshwater lake in the Middle East, has been transformed functionally into a reservoir over the course of ∼70 years of hydrological alterations aimed mostly at producing electrical power and increasing domestic and agricultural water supply. Historical changes in lake chemistry and biology were reconstructed using analysis of sedimentary nutrient content, stable and radioisotope composition, biochemical and morphological fossils from algae, remains of aquatic invertebrates, and chemical indices of past light regimes. Together, these paleolimnological analyses of the lake's bottom sediments revealed that this transformation has been accompanied by acceleration in the rate of eutrophication, as indicated by increased accumulation rates of phosphorus, nitrogen, organic matter, phytoplankton and bacterial pigments, and remains of phytoplankton and zooplankton. Substantial increases in these indices of eutrophication coincide with periods of increased water‐level fluctuations and drainage of a major upstream wetland in the early to middle 20th century and suggest that management of the lake for increased water supply has degraded water quality to the point that ecosystem stability and sustainability are threatened. Such destabilization may be a model for eutrophication of freshwater lakes in other arid regions of the world in which management emphasizes water quantity over quality.Peer reviewedZoolog

    Gender differences in conversation topics, 1922–1990

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    Gender differences in conversation topics were first systematically studied in 1922 by Henry Moore, who theorized that the gender differences in topic choice he observed in a field observation study would persist over time, as they were manifestations of men's and women's “original natures.” In this paper, I report a 1990 replication of Moore's study, in which similar but smaller gender differences in topic choice are found. In order to explore further the apparent trend toward smaller gender differences, reports of quantitative observation studies conducted between 1922 and 1990 are examined. Other explanations besides change over time—such as variations in conversation setting and audience, target populations, and researcher's intentions—may account for the decline in gender differences in topic choice. Social influences are seen more clearly in the discourse about gender differences in conversation than in gender differences in conversation topics themselves.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/45599/1/11199_2004_Article_BF00289744.pd

    <i>Blue-Collar World: Studies of the American Worker.</i>Arthur B. Shostak , William Gomberg

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    Book review: Hard Choices: How Women Decide About Work, Career, and Motherhood. By Kathleen Gerson.

    Get PDF
    Book review: Hard Choices: How Women Decide About Work, Career, and Motherhood. By Kathleen Gerson. Berkeley, Ca.: University of California Press. 1985. Pp. xix, 312. Reviewed by: Mirra Komarovsky
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