930 research outputs found

    Toward a taxonomy of newspaper information quality: An experimental model and test applied to Venezuela dimensions found in information quality

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    The quality of information from communication media is a topic that has been dealt with by various theorists through the analysis of the final products of information. This research work offers an analysis model of the quality of information of printed news media by the use of three indexes of categories and structured dimensions that will allow for the assessment and evaluation of the quality of information from the media, and the identification of the incidence of political-economic conditions of the journalistic environment’s macro-environment. For this, an experimental test of two Venezuelan media outlets was performed. Their use allowed us to conclude that political polarization and discourse of social confrontation, as well as economic factors such as inflation and pay scales had a proportionally direct effect on the quality of information products

    Toward a taxonomy of newspaper information quality: An experimental model and test applied to Venezuela dimensions found in information quality

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    The quality of information from communication media is a topic that has been dealt with by various theorists through the analysis of the final products of information. This research work offers an analysis model of the quality of information of printed news media by the use of three indexes of categories and structured dimensions that will allow for the assessment and evaluation of the quality of information from the media, and the identification of the incidence of political-economic conditions of the journalistic environment’s macro-environment. For this, an experimental test of two Venezuelan media outlets was performed. Their use allowed us to conclude that political polarization and discourse of social confrontation, as well as economic factors such as inflation and pay scales had a proportionally direct effect on the quality of information products

    The economic dis-information in Spain: case study of BFA-Bankia and its ipo / La desinformación económica en España: anålisis del caso BFA-Bakia y su salida a bolsa

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    The research this article is inscribe on comes from the belief that the current characteristics of the communications ecosystem generate the conditions for the occurrence of disinformation ploys due to informational insufficiency and partial information, abuse of fidelity to the source, the absence of interpretive and investigative journalism and the incomprehensibility of the information. The main objective is to determine the relationship between the journalistic handling of information as the creator of socialized realities and dis-information, from the semantic analysis and interpretation of content based of the digital editions of 3 Spanish printed media of daily rotation (El PaĂ­s, ABC and El Mundo), in retrospective to the listing in the stock market of BFA-Bankia (6th to 20th July, 2011) and prospectively on the interval after 10 consecutive days of losses (3rd to 17th May, 2012). The main results show endogenous journalistic dis-information or poor handling of the financial information made public through the analyzed media existed, due to the creation of positive expectations of the re-evaluation of the financial holding on the stock market. Meanwhile, the lack of investigative journalism, fidelity to official sources and the language used in financial reporting in the media outlets mentioned above, also contributed to the favorable scenario for dis-information

    Media competences for the citizenship training of teachers from andean america: colombia and Ecuador convergente

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    In an increasingly saturated information and infoxicated world, Media Literacy emerges as a necessity for effective filtering of the vast amount of information we consume. The present research aims to quantitatively analyze the level of media competencies of Colombian (Medellin) and Ecuadorian (Loja and Zamora) teachers by means of the application of an adaptation of the taxonomy from the media competencies model, which consists of 6 dimensions and a total of 12 indicators. The total analyzed sample was comprised of 654 teachers from 81 public and private institutions. A data-gathering instrument was used with the aim of determining their level of media competencies from each of the dimensions. The results showed a low to medium level of media competency knowledge, which illustrated the need for priority interventions based on local, regional and international works, namely those that mobilize scientific, academic and political collaboration to improve the performance of a population that should lead the general training of citizens in media competencies

    Estabilidad polĂ­tica, terrorismo y medios de comunicaciĂłn. Un analisis de la incidencia de percepciones mediaticas en el turismo receptivo

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    The present research seeks to analyze the existing relationship between terrorist attacks, political instability, discourse from international media outlets and news agencies in receptive tourism. To accomplish this, four countries that have different internal situations will be studied in the period 2012- 2015: Egypt, Tunisia, Venezuela and Spain combining quantitative methodologies using official data from international and national organisms, with journalistic discourse analysis from 4 international news agencies and 4 international media outlets through the use of the MAXQDA (v. 11.0.11) software tool. The results have shown that the information spread by media about terrorist attacks have more effects on tourism than those about political and economic instability

    Media competences for the citizenship training of teachers from andean america: colombia and Ecuador convergente

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    In an increasingly saturated information and infoxicated world, Media Literacy emerges as a necessity for effective filtering of the vast amount of information we consume. The present research aims to quantitatively analyze the level of media competencies of Colombian (Medellin) and Ecuadorian (Loja and Zamora) teachers by means of the application of an adaptation of the taxonomy from the media competencies model, which consists of 6 dimensions and a total of 12 indicators. The total analyzed sample was comprised of 654 teachers from 81 public and private institutions. A data-gathering instrument was used with the aim of determining their level of media competencies from each of the dimensions. The results showed a low to medium level of media competency knowledge, which illustrated the need for priority interventions based on local, regional and international works, namely those that mobilize scientific, academic and political collaboration to improve the performance of a population that should lead the general training of citizens in media competencies

    Modelo procedimental de la evaluaciĂłn de las polĂ­ticas pĂșblicas a travĂ©s de la ludificaciĂłn / Procedural model in the evaluation of public policy through gamification

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    This article proposes a procedural model designed to optimize the experience of citizens in decision making of public policies through gamification. The study assumes that gamification is motivating and contributes to increase involvement within a specific area. In this case, gamification is used to encourage citizens’ engagement in decision-making, based on three models of public policies evaluation that incorporate civic participation in three different roles: auditor, passive and active. Applying the Delphi methodology, the results of reliability and internal consistency show that experts attribute higher value to the model of active participation using gamification. In conclusion, the model designed opens a new area of knowledge within public policies evaluation, embedded in the interactivity of the media contex

    BB flavour tagging using charm decays at the LHCb experiment

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    An algorithm is described for tagging the flavour content at production of neutral BB mesons in the LHCb experiment. The algorithm exploits the correlation of the flavour of a BB meson with the charge of a reconstructed secondary charm hadron from the decay of the other bb hadron produced in the proton-proton collision. Charm hadron candidates are identified in a number of fully or partially reconstructed Cabibbo-favoured decay modes. The algorithm is calibrated on the self-tagged decay modes B+→J/ψ K+B^+ \to J/\psi \, K^+ and B0→J/ψ K∗0B^0 \to J/\psi \, K^{*0} using 3.0 fb−13.0\mathrm{\,fb}^{-1} of data collected by the LHCb experiment at pppp centre-of-mass energies of 7 TeV7\mathrm{\,TeV} and 8 TeV8\mathrm{\,TeV}. Its tagging power on these samples of B→J/ψ XB \to J/\psi \, X decays is (0.30±0.01±0.01)%(0.30 \pm 0.01 \pm 0.01) \%.Comment: All figures and tables, along with any supplementary material and additional information, are available at http://lhcbproject.web.cern.ch/lhcbproject/Publications/LHCbProjectPublic/LHCb-PAPER-2015-027.htm

    Search for a W' boson decaying to a bottom quark and a top quark in pp collisions at sqrt(s) = 7 TeV

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    Results are presented from a search for a W' boson using a dataset corresponding to 5.0 inverse femtobarns of integrated luminosity collected during 2011 by the CMS experiment at the LHC in pp collisions at sqrt(s)=7 TeV. The W' boson is modeled as a heavy W boson, but different scenarios for the couplings to fermions are considered, involving both left-handed and right-handed chiral projections of the fermions, as well as an arbitrary mixture of the two. The search is performed in the decay channel W' to t b, leading to a final state signature with a single lepton (e, mu), missing transverse energy, and jets, at least one of which is tagged as a b-jet. A W' boson that couples to fermions with the same coupling constant as the W, but to the right-handed rather than left-handed chiral projections, is excluded for masses below 1.85 TeV at the 95% confidence level. For the first time using LHC data, constraints on the W' gauge coupling for a set of left- and right-handed coupling combinations have been placed. These results represent a significant improvement over previously published limits.Comment: Submitted to Physics Letters B. Replaced with version publishe

    Search for the standard model Higgs boson decaying into two photons in pp collisions at sqrt(s)=7 TeV

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    A search for a Higgs boson decaying into two photons is described. The analysis is performed using a dataset recorded by the CMS experiment at the LHC from pp collisions at a centre-of-mass energy of 7 TeV, which corresponds to an integrated luminosity of 4.8 inverse femtobarns. Limits are set on the cross section of the standard model Higgs boson decaying to two photons. The expected exclusion limit at 95% confidence level is between 1.4 and 2.4 times the standard model cross section in the mass range between 110 and 150 GeV. The analysis of the data excludes, at 95% confidence level, the standard model Higgs boson decaying into two photons in the mass range 128 to 132 GeV. The largest excess of events above the expected standard model background is observed for a Higgs boson mass hypothesis of 124 GeV with a local significance of 3.1 sigma. The global significance of observing an excess with a local significance greater than 3.1 sigma anywhere in the search range 110-150 GeV is estimated to be 1.8 sigma. More data are required to ascertain the origin of this excess.Comment: Submitted to Physics Letters
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