4,098 research outputs found

    Information gain measure for structural discrimination of cellular automata configurations

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    Cellular automata (CA) are known for their capability in exhibiting interesting emergent behaviour and capacity to generate complex and often aesthetically appealing patterns through the local interaction of rules. Mean information gain has been suggested as a measure of discriminating structurally different two-dimensional (2D) patterns. This paper addresses quantitative evaluation of the complexity of CA generated configurations. In particular, we examine information gain as a spatial complexity measure for discriminating multi-state 2D CA generated configurations. This information-theoretic quantity, also known as conditional entropy, takes into account conditional and joint probabilities of cell states in a 2D plane. The effectiveness of the measure is shown in a series of experiments for multi-state 2D patterns generated by CA. The results of the experiments show that the measure is capable of distinguishing the structural characteristics including symmetries and randomness of 2D CA patterns

    Mathematics, Logic, and their Philosophies:Essays in Honour of Mohammad Ardeshir

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    This volume is a collection of essays in honour of Professor Mohammad Ardeshir. It examines topics which, in one way or another, are connected to the various aspects of his multidisciplinary research interests. Based on this criterion, the book is divided into three general categories. The first category includes papers on non-classical logics, including intuitionistic logic, constructive logic, basic logic, and substructural logic. The second category is made up of papers discussing issues in the contemporary philosophy of mathematics and logic. The third category contains papers on Avicenna’s logic and philosophy.Mohammad Ardeshir is a full professor of mathematical logic at the Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran, where he has taught generations of students for around a quarter century. Mohammad Ardeshir is known in the first place for his prominent works in basic logic and constructive mathematics. His areas of interest are however much broader and include topics in intuitionistic philosophy of mathematics and Arabic philosophy of logic and mathematics. In addition to numerous research articles in leading international journals, Ardeshir is the author of a highly praised Persian textbook in mathematical logic. Partly through his writings and translations, the school of mathematical intuitionism was introduced to the Iranian academic community

    Mathematics, Logic, and their Philosophies:Essays in Honour of Mohammad Ardeshir

    No full text
    This volume is a collection of essays in honour of Professor Mohammad Ardeshir. It examines topics which, in one way or another, are connected to the various aspects of his multidisciplinary research interests. Based on this criterion, the book is divided into three general categories. The first category includes papers on non-classical logics, including intuitionistic logic, constructive logic, basic logic, and substructural logic. The second category is made up of papers discussing issues in the contemporary philosophy of mathematics and logic. The third category contains papers on Avicenna’s logic and philosophy.Mohammad Ardeshir is a full professor of mathematical logic at the Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran, where he has taught generations of students for around a quarter century. Mohammad Ardeshir is known in the first place for his prominent works in basic logic and constructive mathematics. His areas of interest are however much broader and include topics in intuitionistic philosophy of mathematics and Arabic philosophy of logic and mathematics. In addition to numerous research articles in leading international journals, Ardeshir is the author of a highly praised Persian textbook in mathematical logic. Partly through his writings and translations, the school of mathematical intuitionism was introduced to the Iranian academic community

    Mathematics, Logic, and their Philosophies:Essays in Honour of Mohammad Ardeshir

    No full text
    This volume is a collection of essays in honour of Professor Mohammad Ardeshir. It examines topics which, in one way or another, are connected to the various aspects of his multidisciplinary research interests. Based on this criterion, the book is divided into three general categories. The first category includes papers on non-classical logics, including intuitionistic logic, constructive logic, basic logic, and substructural logic. The second category is made up of papers discussing issues in the contemporary philosophy of mathematics and logic. The third category contains papers on Avicenna’s logic and philosophy.Mohammad Ardeshir is a full professor of mathematical logic at the Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran, where he has taught generations of students for around a quarter century. Mohammad Ardeshir is known in the first place for his prominent works in basic logic and constructive mathematics. His areas of interest are however much broader and include topics in intuitionistic philosophy of mathematics and Arabic philosophy of logic and mathematics. In addition to numerous research articles in leading international journals, Ardeshir is the author of a highly praised Persian textbook in mathematical logic. Partly through his writings and translations, the school of mathematical intuitionism was introduced to the Iranian academic community

    Mathematics, Logic, and their Philosophies:Essays in Honour of Mohammad Ardeshir

    No full text
    This volume is a collection of essays in honour of Professor Mohammad Ardeshir. It examines topics which, in one way or another, are connected to the various aspects of his multidisciplinary research interests. Based on this criterion, the book is divided into three general categories. The first category includes papers on non-classical logics, including intuitionistic logic, constructive logic, basic logic, and substructural logic. The second category is made up of papers discussing issues in the contemporary philosophy of mathematics and logic. The third category contains papers on Avicenna’s logic and philosophy.Mohammad Ardeshir is a full professor of mathematical logic at the Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran, where he has taught generations of students for around a quarter century. Mohammad Ardeshir is known in the first place for his prominent works in basic logic and constructive mathematics. His areas of interest are however much broader and include topics in intuitionistic philosophy of mathematics and Arabic philosophy of logic and mathematics. In addition to numerous research articles in leading international journals, Ardeshir is the author of a highly praised Persian textbook in mathematical logic. Partly through his writings and translations, the school of mathematical intuitionism was introduced to the Iranian academic community

    Mathematics, Logic, and their Philosophies:Essays in Honour of Mohammad Ardeshir

    No full text
    This volume is a collection of essays in honour of Professor Mohammad Ardeshir. It examines topics which, in one way or another, are connected to the various aspects of his multidisciplinary research interests. Based on this criterion, the book is divided into three general categories. The first category includes papers on non-classical logics, including intuitionistic logic, constructive logic, basic logic, and substructural logic. The second category is made up of papers discussing issues in the contemporary philosophy of mathematics and logic. The third category contains papers on Avicenna’s logic and philosophy.Mohammad Ardeshir is a full professor of mathematical logic at the Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran, where he has taught generations of students for around a quarter century. Mohammad Ardeshir is known in the first place for his prominent works in basic logic and constructive mathematics. His areas of interest are however much broader and include topics in intuitionistic philosophy of mathematics and Arabic philosophy of logic and mathematics. In addition to numerous research articles in leading international journals, Ardeshir is the author of a highly praised Persian textbook in mathematical logic. Partly through his writings and translations, the school of mathematical intuitionism was introduced to the Iranian academic community

    'Fatherless' of Mohammad Mosavat: The cultural event of the Iranian spring

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    The following is a psychoanalytic commentary about a play recently performed in Tehran (Iran) followed by an interview with its author, Mohammad Mosavat. The co-signatories both attended a performance of this play. Invited by Shahid Behesti, Alzahra, and Shiraz Universities for many public lectures and supervisions, the French psychoanalyst Jean-Luc Vannier signs the commentary while the interview and the translation were conducted by the Iranian psychoanalyst in training at the Freudian Group of Tehran, Mahyar Ali Naghi

    RoMEO Studies 4: An analysis of Journal publishers' Copyright Agreements

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    This article is the fourth in a series of six emanating from the UK JISC-funded RoMEO Project (Rights Metadata for Open archiving). It describes an analysis of 80 scholarly journal publishers’ copyright agreements with a particular view to their effect on author self-archiving. 90% of agreements asked for copyright transfer and 69% asked for it prior to refereeing the paper. 75% asked authors to warrant that their work had not been previously published although only two explicitly stated that they viewed self-archiving as prior publication. 28.5% of agreements provided authors with no usage rights over their own paper. Although 42.5% allowed self-archiving in some format, there was no consensus on the conditions under which self-archiving could take place. The article concludes that author-publisher copyright agreements should be reconsidered by a working party representing the needs of both partie

    Author Correction: Smartphone‑based device for point‑of‑care diagnostics of pulmonary infammation using convolutional neural networks (CNNs)

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    Correction to: Scientific Reportshttps://doi.org/10.1038/s41598-024-54939-4, published online 22 March 2024 The original version of this Article contained an error in the author name S. Mohammad-Reza Taheri which was incorrectly given as Seyed Mohammad Reza Taheri. In addition, an affiliation was omitted for S. Mohammad-Reza Taheri. The correct affiliations for S. Mohammad-Reza Taheri are listed below. Groningen University, University Medical Center groningen, Antonius Deusinglaan 1, 9713AW Groningen, the Netherlands. Condensed Matter National Laboratory, Institute for Research in Fundamental Sciences (IPM), Tehran, Iran. Moreover, Hossein Simaee was incorrectly affiliated with ‘Institute of Biochemistry and Biophysics, University of Tehran, Tehran 1417614335, Iran’ and ‘Integrated Biophysics and Bioengineering Lab (iBL), Institute of Biochemistry and Biophysics, University of Tehran, Tehran 1417614335, Iran’. The correct affiliation for Hossein Simaee is listed below. Cardiac Primary Prevention Research Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran. The original Article has been corrected.</p

    Beat Furrer’in müziğinde doku ve form: Presto, ve A due analizi

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    Cataloged from PDF version of article.Includes bibliographical references (leaves 72-75).Frequently used techniques between the compositions of one specific composer can cause recognizability. It is conceivable to tie compositions to their creator by detecting similar compositional approaches or certain specific techniques and craftsmanship. One of the ways of developing a certain character as a composer is rooted in elaborating and emphasizing a limited number of compositional materials in different frameworks. This thesis aims to show Beat Furrer’s écriture in two of his 1997's works, Presto and a due, which have several common elements and similar approaches in their compositional process. Besides, the thesis traces Furrer’s approach towards compositional crafts in both pieces to explore the gathering of his techniques in using patterns. In these pieces, his patterns' organization includes pitch, pitch class, interval, and rhythmic patterns, which is possible to refer them to a post-serialism approach. In order to grasp this statement, this thesis analyzes texture, form and their relation in Beat Ferrer’s music. By analyzing the two pieces and discussing the mutual methods and procedure between them, this thesis aims to discover his attitudes as a composer for the indicated pieces, which at the end leads to the recognizability of the composer by the listener.by Mohammad H. Javaher
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