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    Jacob de Breuck

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    Medium: engravingsigned."Jacob de Breuck" [1959.3602.000.000], Pontius, Paulus, Dyck, Anthony VanArtist and Role: Pontius, Paulus,Artist and Role: Dyck, Anthony Van, ArtistExtent: plateExtent: shee

    Report on the Workshop Surveys for ALMA

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    Current plans for surveys with existing, or soon to be operational, space and ground-based facilities relevant for ALMA science were presented and discussed. Special attention was given to the survey plans with the Atacama Pathfinder Experiment (APEX) and early results from pilot surveys were presented. The goal of the meeting was to ensure that optimal use can be made of ALMA as soon as operations begin. The role of surveys and large programmes in the early years of ALMA was also discussed

    Report on ALMA Community Days

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    The third of the ALMA Community Days was held at ESO Garching in September 2007. Prospective ALMA users were updated on the progress of the ALMA project, the plans for operations and for the ALMA Regional Centres (ARCs). The meeting was a lively forum for the discussion of the detailed organisation of the network structure for the European ARC

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed
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