71,800 research outputs found

    Anonymous network access using the digital marketplace

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    With increasing usage of mobile telephony, and the trend towards additional mobile Internet usage, privacy and anonymity become more and more important. Previously-published anonymous communication schemes aim to obscure their users' network addresses, because real-world identity can be easily be derived from this information. We propose modifications to a novel call-management architecture, the digital marketplace, which will break this link, therefore enabling truly anonymous network access

    Modifying (the grammar of) adjuncts : an introduction

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    One aspect of the progress being made is that the focus of attention has widened. Adverbials, though still the heart of the matter, now form part of a much larger set of constituent types subsumed under the general syntactic label of adjunct; while modifier has become the semantic counterpart on the same level of generality. So one of the readings of Modifying Adjuncts stands for the focus on this intersection. Moreover, recent years have seen a number of studies which attest an increasing interest in adjunct issues. There is an impressive number of monographs, e.g. Alexiadou (1997), Laenzlinger (1998), Cinque (1999), Pittner (1999), Ernst (2002), which, by presenting in-depth analyses of the syntax of adjuncts, have sharpened the debate on syntactic theorizing. Serious attempts to gain a broader view on adjuncts are witnessed by several collections, see Alexiadou and Svenonius (2000), Austin, Engelberg and Rauh (in progress); of particular importance are the contributions to vol. 12.1 of the Italian Journal of Linguistics (2000), a special issue on adverbs, the Introductions to which by Corver and Delfitto (2000) and Delfitto (2000) may be seen as the best state-of-the-art article on adverbs and adverbial modification currently on the market. To try and test a fresh view on adjuncts was the leitmotif of the Oslo Conference “Approaching the Grammar of Adjuncts” (Sept 22–25, 1999), which provided the initial forum for the papers contained in this volume and initiated a period of discussion and continuing interaction among the contributors, from which the versions published here have greatly profited. The aim of the Oslo conference, and hence the focus of the present volume, was to encourage syntacticians and semanticists to open their minds to a more integrative approach to adjuncts, thereby paying attention to, and attempting to account for, the various interfaces that the grammar of adjuncts crucially embodies. From this perspective, the present volume is to be conceived of as an interim balance of current trends in modifying the views on adjuncts. In introducing the papers, we will refrain from rephrasing the abstracts, but will instead offer a guided tour through the major problem areas they are tackling. Assessed by thematic convergence and mutual reference, the contributions form four groups, which led us to arrange them into subparts of the book. Our commenting on these is intended (i) to provide a first glance at the contents, (ii) to reveal some of the reasons why adjuncts indeed are, and certainly will remain, a challenging issue, and thereby (iii) to show some facets of what we consider novel and promising approaches

    Rebuttal of STM Response to RCUK Self-Archiving Policy Proposal

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    The STM have written a response to the RCUK proposal in which they too, like the ALPSP, adduce reasons for delaying and modifying the implementation of the RCUK self-archiving policy. The principal substantive misunderstanding about the RCUK policy itself is that the STM is arguing as if RCUK were proposing to mandate a different publishing business model (Open Access [OA] Publishing) whereas RCUK is proposing to mandate no such thing: It is merely proposing to mandate that RCUK fundees self-archive the final author’s drafts of journal articles resulting from RCUK-funded research in order to make their findings accessible to all potential users whose institutions cannot afford access to the published journal version – in order to maximise the uptake, usage and impact of British research output. As such, the author’s free self-archived version is a supplement to, not a substitute for, the journal’s paid version. STM (like ALPSP) express concern that self-archiving may diminish their revenues. It is pointed out by way of reply (as was pointed out in the reply to ALPSP) that all evidence to date is in fact to the contrary. STM express concern that self-archiving will compromise peer review. It is pointed out that it is the author's peer-reviewed draft that is being self-archived. STM express concern that self-archiving the author's version will create confusion about versions: It is pointed out that for those would-be users who cannot afford the paid journal version, the author's version is incomparably better than no version at all, and indeed has been demonstrated to enhance citation impact by 50-250%. STM express concern about the costs of Institutional Repositories (IRs): It is pointed out that IRs are neither expensive nor intended as substitutes for journal publishing, so their costs are irrelevant to STM. STM then express concern that the OA publishing business model would cost more than the current subscription-based model: It is pointed out that the OA model is not what is being mandated by RCUK

    Segmentation-based video coding:temporals links

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    This paper analyzes the main elements that a segmentation-based video coding approach should be based on so that it can address coding efficiency and content-based functionalities. Such elements can be defined as temporal linking and rate control. The basic features of such elements are discussed and, in both cases, a specific implementation is proposed.Peer ReviewedPostprint (published version

    Organizing the Internet

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    This paper examines XML and its relationships with SGML (Standardized General Markup Language) and HTML (HyperText Markup Language). It examines the importance of metatags and the XML Document Type Definition (DTD) and proposed alternatives. It looks at the differences between the two types of XML data: “valid” and “well-formed” documents

    Considerations about multistep community detection

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    The problem and implications of community detection in networks have raised a huge attention, for its important applications in both natural and social sciences. A number of algorithms has been developed to solve this problem, addressing either speed optimization or the quality of the partitions calculated. In this paper we propose a multi-step procedure bridging the fastest, but less accurate algorithms (coarse clustering), with the slowest, most effective ones (refinement). By adopting heuristic ranking of the nodes, and classifying a fraction of them as `critical', a refinement step can be restricted to this subset of the network, thus saving computational time. Preliminary numerical results are discussed, showing improvement of the final partition.Comment: 12 page
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