We examined social problem solving in schizophrenia. Twenty-seven schizophrenic patients in an acute hospital, 19 patients with bipolar disease, and 17 demographically matched nonpatient controls were tested on an empirically developed problem-solving battery that assessed the ability to generate solutions to problems, the ability to evaluate the effectiveness of solutions, and the ability to i...

While Problem-Based Learning (PBL) is frequently a culture shock to new students faced with its alien paradigm, one might say the same thing about the shock to educators who try to use this technique in their classes. Besides the fundamental challenge of creating a good problem, educators are faced with the task of deciding how to evaluate the technique’s effectiveness and how to assess whether...

In this paper we address the problem of retrospective shading correction, which is a necessary pre-processing step in many tasks of image analysis. Eight algorithms are implemented and compared. The performance of the algorithms was analysed firstly; on three sets of differently structured synthetic shaded and shading-free images, and secondly; on two sets of real microscopical images acquired ...