200,145 research outputs found

    New perspectives on Web search engine research

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    Purpose–The purpose of this chapter is to give an overview of the context of Web search and search engine-related research, as well as to introduce the reader to the sections and chapters of the book. Methodology/approach–We review literature dealing with various aspects of search engines, with special emphasis on emerging areas of Web searching, search engine evaluation going beyond traditional methods, and new perspectives on Webs earching. Findings–The approaches to studying Web search engines are manifold. Given the importance of Web search engines for knowledge acquisition, research from different perspectives needs to be integrated into a more cohesive perspective. Researchlimitations/implications–The chapter suggests a basis for research in the field and also introduces further research directions. Originality/valueofpaper–The chapter gives a concise overview of the topics dealt with in the book and also shows directions for researchers interested in Web search engines

    Halperin,M./Hoppe,T. (eds.) (2017). The War on Sex. Durham: Duke University Press 2017

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    Lewandowski S. Halperin,M./Hoppe,T. (eds.) (2017). The War on Sex. Durham: Duke University Press 2017. Zeitschrift für Sexualforschung. 2020;33(01):48-51

    Comparison and economic evaluation of two PCV2 vaccination programs used in France

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    Lewandowski, E.; Liber, M.; Jagu, R.; Maass, P.; Adam, M.. (2009). Comparison and economic evaluation of two PCV2 vaccination programs used in France. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/152206

    FIGURE 2 in A new species in the genus Phyllocoptes Nalepa (Eriophyidae) from greenhouse roses in Poland

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    FIGURE 2: Phyllocoptes resovius n. sp. female: LO – lateral opisthosoma; CG – coxo-genital region; em – empodium (enlarged); PL – postero-lateral habitus; IG – internal genitalia (enlarged); male: GM – genital region.Published as part of Druciarek, T. & Lewandowski, M., 2016, A new species in the genus Phyllocoptes Nalepa (Eriophyidae) from greenhouse roses in Poland, pp. 225-235 in Acarologia 56 (2) on page 228, DOI: 10.1051/acarologia/20162236, http://zenodo.org/record/539259

    H. Lewandowski, M. Buy (dir.). Influence du droit communautaire sur le droit interne. Cas de la France et de la Pologne

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    Bablet Brigitte. H. Lewandowski, M. Buy (dir.). Influence du droit communautaire sur le droit interne. Cas de la France et de la Pologne. In: Revue internationale de droit comparé. Vol. 56 N°2,2004. p. 526

    Systemtheorie

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    Lewandowski S. Systemtheorie. In: Gugutzer R, Klein G, Meuser M, eds. Handbuch Körpersoziologie. Wiesbaden: Springer VS; 2016: 363-380

    Day-to-night variations of RR intervals complexity observed in 24-h ECG Holter R

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    Complexity of RR intervals can be measured by Sample entropy (SampEn) traditionally estimated only for a limited number of points by fixing the values of the embedding dimension "m" and distance threshold "r". Recently we have proposed a new and fast Norm Component Matrix (NCM) algorithm for SampEn calculation - it allows analyzing whole ranges of (m, r) values leading to entropy surfaces. This study is aimed at the analysis of these surfaces in the scope of day-to-night variations of RR intervals complexity estimated by the NCM
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