5,928 research outputs found

    Mexitl: Multimedia in Executable Interval Temporal Logic

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    This paper explores a formalism for describing a wide class of multimedia document constraints, based on an interval temporal logic. We describe the requirements on temporal logic specification that arise from the multimedia documents application area. In particular, we highlight a canonical specification example. Then we present the temporal logic formalism that we use. This extends existing interval temporal logic with a number of new features: actions, framing of actions, past operators, a projection-like operator called filter and a new handling of interval length. A model theory, logic and satisfaction relation are defined for the notation, a specification of the canonical example is presented, and a proof system for the logic is introduced

    A survey of the public bathing areas in Boston, Massachusetts

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    Thesis (M.A.)--Boston University, 1949. This item was digitized by the Internet Archive

    A Study to Predict 01/01/1963-01/01/1970 Enrollments at Fort Hays Kansas State College

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    In this study, the problem was to predict enrollments at Fort Hays Kansas State College from 1963 to 1970, inclusive, so as to aid in preparing for future enrollments and to provide useful information for succeeding studies of this nature. The main prediction method employed in the study was founded on enrollments in the elementary and secondary schools in the geographical area of Kansas which supplies the College with the majority of its students. The College geographical area was limited to the forty-eight counties which sent fifteen or more freshmen to the College in a recent fall semester, since this area supplied the College with about 90 percent of the freshmen class. On the basis of the most recent enrollment data for elementary and secondary schools in the 48-County Area, and established trends in retention rates for them, the number of youth who will be eligible for college each year for the next eight years was predicted. Predicted freshmen enrollments at the College were derived from these figures and from the proportions of these youth who have enrolled at Fort Hays Kansas state College in the past. The remaining minority (about 10 percent) was then added for freshmen coming from places outside the 48-County Area. Finally, the average percentage of freshmen to total student body at the College (about 30 percent) was applied to predict total student body enrollments. In addition to the pre-college enrollment prediction method used above, other prediction methods described were mathematical extrapolation, college age population, and predicted college enrollments for the state of Kansas. The findings of the study are summarized in the following table. [Table omitted; see manuscript] The results of the fourth method were considered to be the most valid. Although the fall of 1963 total enrollment at Fort Hays Kansas State College will show about the same increase as that of recent years, the next fall, 1964, will see an unprecedented increase. The following years will continue to place great stress upon facilities at the College, and in the fall of 1970, the College will enroll twice as many students as were enrolled in the fall of 1962, provided that social conditions continue as at present and the College is equipped to accommodate all prospective students

    Uniformity of mixing of bituminous concrete by neutron activation analysis

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    M.S.Donald O. Covaul

    A time and motion study of competitive backstroke swimming turns

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    Thesis (Ed.D.)--Boston University

    Generating change from below: what role for leadership from above?

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    In recent years the benefits of distributed leadership have often assumed the status of an unchallengeable orthodoxy. There is a general acceptance that leadership is best when it is dispersed. In reality this is often little more than a form of ā€˜licensed leadershipā€™ in which those working in subordinate roles can only exercise their leadership in tightly prescribed contexts. This article investigates the contribution of teacher professional development to promoting a more optimistic vision of teacher leadership and, ultimately, organisational change. It explores the role of leadership ā€˜from aboveā€™ in supporting classroom teachers to engage with and sustain change. The study, which was situated in the Republic of Ireland, employed a case study approach with 20 participants in five urban disadvantaged schools. The article seeks to demonstrate how a professional development initiative was used to promote significant and sustained change in four of the five case study schools. It argues that in order to understand sustained change in schools it is necessary to better understand the complex ways in which leadership from above can generate change agency from below. This article offers a critical perspective in relation to mainstream distributed leadership theory and practice

    Junk modelling at the British Science Festival: A reflection on non-directive play in action

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    This is a journal article considering reflective non-directive play practice at the British Science Festival event in Swansea

    Why You Love Me Then As Now?

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    https://digitalcommons.library.umaine.edu/mmb-vp/2761/thumbnail.jp

    Moonlight In Monkey Land

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    https://digitalcommons.library.umaine.edu/mmb-vp/4414/thumbnail.jp
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