Computing methods and the phase problem in X-ray crystal by Ray, editor Pepinsky
By Ray, editor Pepinsky
Document of a convention held at GlasgowAugust, 1960
By Ray, editor Pepinsky
Document of a convention held at GlasgowAugust, 1960
By Shawn Bowers, Bertram Ludäscher (auth.), Erhard Rahm (eds.)
This e-book constitutes the refereed lawsuits of the 1st overseas Workshop on info Integration within the existence Sciences, DILS 2004, held in Leipzig, Germany, in March 2004.
The thirteen revised complete papers and a pair of revised brief papers awarded have been rigorously reviewed and chosen from many submissions. The papers are geared up in topical sections on medical and scientific workflows, ontologies and taxonomies, indexing and clustering, integration instruments and platforms, and integration techniques.
By Paul Ticher
The 1998 information safety Act offers a framework for a way within which agencies may still gather and procedure own info. It has far-reaching implications for library and knowledge managers who carry own information on desktop or on paper, or who can be known as directly to recommend their colleagues. This sensible consultant explains the criminal specifications and illustrates the problems with dozens of appropriate and informative case-studies.
By John Garmany
A formal logical info version is the only most vital element of database functionality, and this article is an entire consultant to designing databases to make use of database constructions, utilizing examples from the Oracle database. greater than the normal rehash of logical database layout, Logical Database layout ideas is an entire consultant to the logical layout of databases for optimum functionality. It combines IT thought with pragmatic thoughts and covers all points of logical database layout, together with translation of information circulation diagrams into info versions, formal facts normalization and item orientation inside of a logical facts version.
By C. J. Date
Moment variation now to be had! a close research of the effect of items and kind concept at the relational version of knowledge, together with a finished thought for style inheritance "This is the 1st try to describe what object/relational capability. in case you are drawn to object/relational expertise, this is often the e-book to read." --Rick van der Lans self sustaining advisor, writer of advent to SQL, and prior member of the Dutch committee chargeable for constructing the foreign SQL normal "This publication is a superb piece of labor. it's very infrequent in machine technology to encounter a booklet that offers this type of entire and specified idea that's systematically awarded and in comparison to the entire different paintings within the region. Even those that locate the conclusions arguable will recognize this thoroughness." --Rick Cattell ODMG Chair, writer of item information administration and JDBC Database entry with Java, and co-editor of the item Database common: ODMG 2.0 beginning for Object/Relational Databases: The 3rd Manifesto is a suggestion for the long run path of knowledge and database administration platforms (DBMSs). It contains an exact, formal definition of an summary version of information, to be regarded as a blueprint for the layout of a DBMS and a database language. specifically, it presents a rock-solid beginning for integrating relational and item applied sciences, a beginning conspicuously missing in present ways to such integration. The proposed origin represents an evolutionary step, now not a innovative one. It builds on Codd's relational version of knowledge and at the study that resulted from that paintings. so much particularly, it contains a unique and complete specification for a style of defining info forms, together with a entire version of kind inheritance, to deal with a scarcity that has been saw by means of many professionals; hence, it additionally builds on examine within the box of item orientation. With a legitimate footing in either camps of the object/relational divide, the Manifesto is accessible as a company starting place for real object/relational DBMSs. The authors mix precision and thoroughness of exposition with the approachability that readers accustomed to their prior courses will realize and welcome. This ebook is key studying for database scholars and execs alike. Hugh Darwen has been interested in software program improvement due to the fact that 1967 as an worker of IBM uk Ltd. He has been lively within the relational database area when you consider that 1978, and was once one of many leader architects and builders of an IBM relational product known as enterprise procedure 12--a product that faithfully embraced the rules of the relational version. His writings comprise outstanding contributions to Date's Relational Database Writings sequence (Addison-Wesley, 1990, 1992) and A advisor to the SQL commonplace (4th variation, Addison-Wesley, 1997). He has been an lively player within the improvement of SQL overseas criteria due to the fact that 1988. C.J. Date is an self sufficient advisor, writer, lecturer, and researcher focusing on relational database platforms. He was once one of many first folks to acknowledge and help Codd's pioneering paintings at the relational version. Mr. Date was once additionally eager about technical making plans for the IBM items SQL/DS and DB2. he's top recognized for his books, specifically An creation to Database structures (6th version, Addison-Wesley, 1996), which has bought good over part one million copies world wide. 0201309785B04062001
By Ion Androutsopoulos
Advances in temporal databases make it more and more more uncomplicated to shop time-dependent info, making a desire for amenities that would aid end-users entry this data. within the context of common language interplay, major attempt has been dedicated to interfaces that let database queries to be formulated in ordinary language. lots of the latest interfaces, besides the fact that, don't aid accurately the thought of time. Drawing upon stressful and point theories, temporal logics, and temporal databases, this cross-discipline ebook examines suitable matters from the 3 parts, constructing a unified theoretical framework that may be used to construct ordinary language interfaces to temporal databases. The framework gains an HPSG mapping from English to a officially outlined that means illustration language, and a corresponding mapping to a temporal extension of the SQL database language. The e-book is observed through a freely on hand prototype interface, outfitted in accordance with the framework, and applied utilizing Prolog and ALE. this can be an in-depth exploration of the idea of time in ordinary language database interfaces. will probably be relatively attention-grabbing to researchers engaged on typical language interplay, stressful and element, HPSG, temporal logics, and temporal databases, specifically those that desire to find out about time-related concerns in different disciplines.
By Richard Hull (auth.), Elisa Bertino, Stavros Christodoulakis, Dimitris Plexousakis, Vassilis Christophides, Manolis Koubarakis, Klemens Böhm, Elena Ferrari (eds.)
The ninth overseas convention on Extending Database expertise, EDBT 2004, used to be held in Heraklion, Crete, Greece, in the course of March 14–18, 2004. The EDBT sequence of meetings is a longtime and prestigious discussion board for the trade of the most recent study leads to info administration. Held each years in an enticing ecu situation, the convention offers special opp- tunities for database researchers, practitioners, builders, and clients to discover new rules, options, and instruments, and to interchange reports. the former occasions have been held in Venice, Vienna, Cambridge, Avignon, Valencia, Konstanz, and Prague. EDBT 2004 had the topic “new demanding situations for database technology,” with the objective of encouraging researchers to take a better curiosity within the present interesting technological and alertness developments and to plan and tackle new study and improvement instructions for database expertise. From its early days, database know-how has been challenged and complicated through new makes use of and purposes, and it keeps to conform besides program specifications and advances. Today’s DBMS expertise faces but a number of new demanding situations. Technological developments and new computation paradigms, and purposes reminiscent of pervasive and ubiquitous computing, grid computing, bioinformatics, belief administration, digital groups, and electronic asset administration, to call quite a few, require database expertise to be deployed in various environments and for a few di?erent reasons. Such an intensive deployment also will require reliable, resilient database structures, in addition to easy-to-manage and ?exible ones, to which we will entrust our information in no matter what shape they are.
By Wayne B. Nelson
Survival information encompass a unmarried occasion for every inhabitants unit, particularly, finish of existence, that is modeled with a lifestyles distribution. by contrast, many functions contain repeated-events facts, the place a unit might gather any variety of occasions over the years. Examples contain the quantity and price of maintenance of goods, the quantity and remedy bills of recurrent illness episodes in sufferers, and the variety of childbirths to statisticians. This utilized ebook presents practitioners with uncomplicated nonparametric tools for such facts, quite the plot of the estimate of the inhabitants suggest cumulative functionality (MCF), which yields many of the info sought.
Recurrent occasions information research for Product upkeep, ailment Recurrences, and different functions is the 1st e-book to provide an easy, unified idea that incorporates info on expenses or different "values" of discrete occasions, not only the variety of occasions. It surveys machine courses that calculate and plot the MCF estimate with self belief limits, indicates their output, and explains tips on how to interpret such plots. Many such calculations could be simply performed with a pocket calculator or spreadsheet application. additionally, the publication introduces easy Poisson and Cox regression types and parametric versions, together with homogeneous and nonhomogeneous Poisson tactics and renewal methods.
Audience This booklet is a wanted addition to the literature, on the grounds that compatible nonparametric versions and knowledge analyses for recurrent occasions look in few books and masses of the literature is just too summary for many practitioners who want such method. The meant viewers for this e-book comprises engineers, scientific researchers, social scientists, statisticians, and different practitioners who stumble upon repeated occasions information. the single historical past wanted is a easy records direction. prior wisdom of stochastic approaches isn't really wanted, because the easy presentation is self-contained.
Contents Preface; Acknowledgements; bankruptcy 1: Recurrent occasions information and purposes; bankruptcy 2: inhabitants version, MCF, and easy innovations; bankruptcy three: MCF Estimates for designated Age information; bankruptcy four: MCF self belief Limits for targeted Age facts; bankruptcy five: MCF Estimate and boundaries for period Age facts; bankruptcy 6: research of a mixture of occasions; bankruptcy 7: comparability of Samples; bankruptcy eight: Survey of similar themes; References; Index.