62 research outputs found

    Becoming Nigerial in Ijo society : By Marida Hallos and Philip E. Leis New Brunswick, NJ:Rutgers University Press, 1989.

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/30344/1/0000746.pd

    Aboriginal adolescence: Maidenhood in an Australian community : By Victoria Katherine Burbanl New Brunswick, NJ:Rutgers University Press, 1988

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/30343/1/0000745.pd

    Getting paid, Youth, Crime and work in the inner city : By mercer l. Sullivan Ithaca, Ny:Cornell University Press, 1989.

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/30345/1/0000747.pd

    Environmental protection through nuclear energy

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    Environmental protection through implementation of green energies is progressively becoming a daily reality. Numerous sources of green energy were introduced in recent years. Although this process initially started with difficulties, it finally resulted in an acceleration and implementation of new green energy technologies. Nonetheless, new major obstacles are emerging. The most worldwide difficult obstacle encountered, especially for wind and photovoltaic electric power plants, is the not regular and predictable green energy production. This study proposes solutions designed to solve this unpleasant aspect of irregular production of green energy. The basic idea refers to the construction of specially designed nuclear power plants acting as energy buffers. Nuclear power plants, indeed, may behave as proper energy buffers able to work to a minimum capacity when the green energy (i.e., wind power or PV) is steadily produced (namely, when the energy generated by the turbines or PV panels is at full constant capacity) but that can also run at progressively increased capacities when the wind or solar energy production reduces or stops. The work get two major contributions: 1-propose to the achievement of an energy buffer using nuclear power plants (for the moment on nuclear fission); 2-shows some theoretical aspects important needed to carry out the reaction of the fusion

    Conscious adaptation: Change in perpetuity among the Roma of Athens, Greece.

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    This dissertation reports the sociocultural organization of Roma, a community of sedentary, socially integrated Gypsies, in Athens, Greece. The study explores the hypothesis that the Roma manipulate cultural borders through conscious, albeit not necessarily volitional, behavior that ensures their biosocial reproduction. Of special significance to this work is the sociocultural change and adaptation of this ethnic minority group as this relates to (1) recent historical and sociopolitical forces that account for these Gypsies' migration from Turkey and settlement in Greece; (2) causes for and implications of residential coexistence with other Greeks; (3) partial social integration into Greek social institutions such as religion, education, and the military; and (4) sociocultural synergism as it is expressed in their economic system, domestic organization, and political order. Local behavior and thought are examined as mechanisms for maintaining sociocultural equilibrium against the backdrop of external forces and structures of power that impinge upon the group's status. The focus of investigation and analysis is the work by this endemically marginal group in its struggle to ensure its structural mobility, channel its sociocultural evolution, and protect itself against extinction. The research design consisted of classic ethnographic field methods, including participant observation, formal and informal interviewing, collection of life histories, and network analysis. Analysis of the data reveals that these Roma manipulate, manage, and direct native and host cultural material to ensure social solidarity. They do so through conscious adaptation, a process characterized by economic resourcefulness, ideational flexibility, and cultural selection. Examination of their social organization reveals that these Gypsies embrace change for the sake of perpetuity through a time-honored native formula of sociocultural hybridism. Flexible standards for domestic behavior, resourceful strategies for earning a living, and accommodative responses to political requirements have proven adaptive for the Roma who live as a socioculturally distinct collectivity within the Greek nation-state.Ph.D.Cultural anthropologySocial SciencesSocial structureUniversity of Michigan, Horace H. Rackham School of Graduate Studieshttp://deepblue.lib.umich.edu/bitstream/2027.42/129075/2/9319566.pd

    Construction of Wavelets and Applications

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    A sequence of increasing translation invariant subspaces can be defined by the Haar-system (or generally by wavelets). The orthogonal projection to the subspaces generates a decomposition (multiresolution) of a signal. Regarding the rate of convergence and the number of operations, this kind of decomposition is much more favorable then the conventional Fourier expansion. In this paper, starting from Haar-like systems we will introduce a new type of multiresolution. The transition to higher levels in this case, instead of dilation will be realized by a two-fold map. Starting from a convenient scaling function and two-fold map, we will introduce a large class of Haar-like systems. Besides others, the original Haar system and Haar-like systems of trigonometric polynomials, and rational functions can be constructed in this way. We will show that the restriction of Haar-like systems to an appropriate set can be identified by the original Haar-system. Haar-like rational functions are used for the approximation of rational transfer functions which play an important role in signal processing [Bokor1 1998, Schipp01 2003, Bokor3 2003, Schipp 2002]
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