Dieses Buch ist eine leicht verständliche Einführung in die Statistik, die typische Schlussweisen der Mathematischen Statistik exemplarisch erläutert: Warum kann aus den Ergebnissen einer Stichprobenunt...
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ISBN:
(数字)9783662637128
ISBN:
(纸本)9783662637111
Dieses Buch ist eine leicht verständliche Einführung in die Statistik, die typische Schlussweisen der Mathematischen Statistik exemplarisch erläutert: Warum kann aus den Ergebnissen einer Stichprobenuntersuchung auf die Gesamtheit geschlossen werden? Welche Ungenauigkeiten und Unsicherheiten sind dabei möglich? Wie und warum können zufallsbedingte Abweichungen mit mathematischen Methoden analysiert werden?;Für die 2. Auflage wurde das Buch aktualisiert und um Musterlösungen bzw. Lösungshinweise zu den meisten Aufgaben sowie um eine Einführung in das kostenlose Programm;ergänzt, mit dem sich viele Berechnungen stark vereinfachen lassen.
The book of nature, according to Galilei, is written in the language of mat- matics. The nature of mathematics is being exact, and its exactness is und- lined by the formalism used by mathematicians to write it. This ...
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ISBN:
(数字)9780387733944
ISBN:
(纸本)9780387733937
The book of nature, according to Galilei, is written in the language of mat- matics. The nature of mathematics is being exact, and its exactness is und- lined by the formalism used by mathematicians to write it. This formalism, characterized by theorems and proofs, and syncopated with occasional l- mas, remarks and corollaries, is so deeply ingrained that mathematicians feel uncomfortable when the pattern is broken, to the point of giving the - pression that the attitude of mathematicians towards the way mathematics should be written is almost moralistic. There is a de?nition often quoted, “A mathematician is a person who proves theorems”, and a similar, more alchemistic one, credited to Paul Erd? os, but more likely going back to Alfr´ ed R´ enyi,statingthat“Amathematicianisamachinethattransformsco?eeinto 1 theorems ”. Therefore it seems to be the form, not the content, that char- terizes mathematics, similarly to what happens in any formal moralistic code wherein form takes precedence over content. This book is deliberately written in a very di?erent manner, without a single theorem or proof. Since morality has its subjective component, to pa- phrase Manuel Vasquez Montalban, we could call it Ten Immoral Mathemat- 2 ical Recipes . Does the lack of theorems and proofs mean that the book is more inaccurate than traditional books of mathematics? Or is it possibly just a sign of lack of co?ee? This is our ?rst open question. Exactness is an interesting concept.
Ce livre expose les principaux outils utilisés pour la simulation statistique du point de vue du programmeur et montre comment les implémenter sous R. Il présente les algorithmes de base pour la gé...
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Ce livre expose les principaux outils utilisés pour la simulation statistique du point de vue du programmeur et montre comment les implémenter sous R. Il présente les algorithmes de base pour la génération de données aléatoires, les techniques de monte Carlo pour l’intégration et l’optimisation, les diagnostiques de convergence, les chaînes de Markov, les algorithmes adaptatifs et les algorithmes de Metropolis-Hastings and Gibbs. Tous les chapitres incluent des exercices. Les programmes R sont quant à eux disponibles dans un package spécifique. Le livre s’adresse à toute personne que la stimulation statistique intéresse, mais ne demande pas de connaissance approfondie en ce domaine. Il sera utile aux étudiants et aux professionnels actifs dans les domaines de la statistique, des télécommunications, de l’économétrie, de la finance.
Through analysis of the European Union Emissions Trading Scheme (EU ETS) and the Clean Development Mechanism (CDM), this book demonstrates how to use a variety of econometric techniques to analyze the evolving and exp...
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ISBN:
(数字)9789400724129
ISBN:
(纸本)9789400724112;9789400796669
Through analysis of the European Union Emissions Trading Scheme (EU ETS) and the Clean Development Mechanism (CDM), this book demonstrates how to use a variety of econometric techniques to analyze the evolving and expanding carbon markets sphere, techniques that can be extrapolated to the worldwide marketplace. It features stylized facts about carbon markets from an economics perspective, as well as covering key aspects of pricing strategies, risk and portfolio management.
1. 1 Welcome to ggplot2 ggplot2 is an R package for producing statistical, or data, graphics, but it is unlike most other graphics packages because it has a deep underlying grammar. This grammar, based on the Grammar ...
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ISBN:
(数字)9780387981413
1. 1 Welcome to ggplot2 ggplot2 is an R package for producing statistical, or data, graphics, but it is unlike most other graphics packages because it has a deep underlying grammar. This grammar, based on the Grammar of Graphics (Wilkinson, 2005), is composed of a set of independent components that can be composed in many di?erent ways. This makesggplot2 very powerful, because you are not limited to a set of pre-speci?ed graphics, but you can create new graphics that are precisely tailored for your problem. This may sound overwhelming, but because there is a simple set of core principles and very few special cases, ggplot2 is also easy to learn (although it may take a little time to forget your preconceptions from other graphics tools). Practically,ggplot2 provides beautiful, hassle-free plots, that take care of ?ddly details like drawing legends. The plots can be built up iteratively and edited later. A carefully chosen set of defaults means that most of the time you can produce a publication-quality graphic in seconds, but if you do have special formatting requirements, a comprehensive theming system makes it easy to do what you want. Instead of spending time making your graph look pretty, you can focus on creating a graph that best reveals the messages in your data.
This book discusses the theory and practice of random number generators that are useful for computer simulation and computer security applications. Random numbers are ubiquitous in computation. They are used in ...
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ISBN:
(数字)9783031767227
ISBN:
(纸本)9783031767210;9783031767241
This book discusses the theory and practice of random number generators that are useful for computer simulation and computer security applications. Random numbers are ubiquitous in computation. They are used in randomized algorithms to perform sampling or choose randomly initialized parameters or perform Markov Chain Monte Carlo (MCMC). They are also used in computer security applications for various purposes such as cryptographic nuances or in authenticators. In practice, the random numbers used by any of these applications are from a pseudo-random sequence. These pseudo-random sequences are generated by RNGs (random number generators). This book discusses the theory underlying such RNGs, which are used by all programmers. However, few try to understand the theory behind them. This topic is an active area of research, particularly when the generators are used for cryptographic applications. The authors introduce readers to RNGs, how they are judged for quality, the mathematical and statistical theory behind them, as well as provide details on how these can be implemented in any programming language. The book discusses non-linear transformations that use classical linear generators for cryptographic applications and how to optimize to make such generators more efficient. In addition, the book provides up-to-date research on RNGs including a modern class of efficient RNGs and shows how to search for new RNGs with good quality and how to parallelize these RNGs.
Cet ouvrage constitue un manuel pratique qui s'adresse aux ingénieurs, scientifiques et étudiants travaillant sur les risques agro-environnementaux. Il constitue une bonne introduction aux principaux typ...
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Cet ouvrage constitue un manuel pratique qui s'adresse aux ingénieurs, scientifiques et étudiants travaillant sur les risques agro-environnementaux. Il constitue une bonne introduction aux principaux types de modèle et aux principales méthodes statistiques utiles pour l’analyse de ces risques. L’utilisation de chaque méthode est illustrée par une ou plusieurs applications traitant de problèmes concrets (pollution de l’eau par les nitrates, invasion par des espèces nuisibles, flux de gènes d’une culture OGM vers une culture non OGM etc.). Les programmes informatiques utilisés pour développer les modèles et appliquer les méthodes statistiques sont présentés et commentés en détail. Ils ont tous été réalisés avec des logiciels libres facilement téléchargeables (type R).
This book explains the basic theory of Hilbert C*-module in detail, covering a wide range of applications from generalized index to module framework. At the center of the book, the Beurling-Deny criterion is character...
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ISBN:
(数字)9789819986682
ISBN:
(纸本)9789819986675;9789819986705
This book explains the basic theory of Hilbert C*-module in detail, covering a wide range of applications from generalized index to module framework. At the center of the book, the Beurling-Deny criterion is characterized between operator valued Dirichlet forms and quantum Markov semigroups, hence opening a new field of quantum probability research. The general scope of the book includes: basic theory of Hilbert C*-modules; generalized indices and module frames; operator valued Dirichlet forms; and quantum Markov semigroups.;This book will be of value to scholars and graduate students in the fields of operator algebra, quantum probability and quantum information.
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