27 research outputs found

    Computational Cognitive Models of Summarization Assessment Skills

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    This paper presents a general computational cognitive model of the way a summary is assessed by teachers. It is based on models of two subprocesses: determining the importance of sentences and guessing the cognitive rules that the student may have used. All models are based on Latent Semantic Analysis, a computational model of the representation of the meaning of words and sentences. Models' performances are compared with data from an experiment conducted with 278 middle school students. The general model was implemented in a learning environment designed for helping students to write summaries

    Intelligent model-based feedback: helping students to monitor their individual learning progress

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    Automated knowledge assessment methodologies provide the technological background for producing instant feedback at all times during the learning process. It is expected that the availability of such individual, dynamic, and timely feedback supports the learner's self-regulated learning. This chapter provides the theoretical background for an intelligent feedback approach and introduces two automated model-based feedback tools: TASA (Text-Guided Automated Self Assessment) and iGRAF (Instant Graphical Feedback). The chapter concludes with a discussion of the two feedback approaches and future research directions. © 2012, IGI Global

    Scaling of a standardized summary test (RESUMeV) for two primary school grades

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    El objetivo del estudio fue el de mostrar evidencias de fiabilidad y validez para una prueba de resúmenes (RESUMev) que evalúa el grado de comprensión lectora en alumnos de cuarto y sexto de primaria. Participaron un total de 528 estudiantes de primaria, de los cuales 236 fueron estudiantes de 4º de primaria (9 y 10 años) y 292 a 6º de primaria (11 a 13 años). Todos estos alumnos procedían de 21 centros escolares. Para evaluar la consistencia interna, se calculó el alfa de Cronbach en los criterios de evaluación de resúmenes (contenido, coherencia y estilo) y su índice de homogeneidad (Hj). La validez se evaluó mediante la comparación entre niveles académicos. En cuanto a los resultados, se obtuvieron índices elevados significativos de fiabilidad y de validez. Los resultados proporcionan evidencia empírica para la validez de la pruebaThe purpose of this work was to collect construct and criterion-related evidence of validity for a summary test (RESUMeV) designed to assess students from fourth and sixth grade. The sample of this study consisted of 528 children, 236 from fourth grade and 296 from sixth grade. They were drawn from 21 different primary schools. Several criteria were used. To evaluate the internal consistency, Cronbach’s alpha was calculated for all summary evaluation criteria (content, coherence, and style); a homogeneity index (Hj) was calculated too. The validity was evaluated by comparing academic levels. As for the results, both reliability and validity indices were high and significant. These results provide empirical evidence for the validity of the summary testEste trabajo ha sido subvencionado por el MINNECO PSI2013 47219-

    Reading in the Disciplines: The Challenges of Adolescent Literacy

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    A companion report to Carnegie's Time to Act, focuses on the specific skills and literacy support needed for reading in academic subject areas in higher grades. Outlines strategies for teaching content knowledge and reading strategies together
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