In the last ten years many different brain imaging devices have conveyed a lot of information about the brain functioning in different experimental conditions. In every case, the biomedical engineers, together with mathematicians, physicists and physicians are called to elaborate the signals related to the brain activity in order to extract meaningful and robust information to correlate with the external behaviour of the subjects. In such attempt, different signal processing tools used in telecommunications and other field of engineering or even social sciences have been adapted and re-used in the neuroscience field. The present book would like to offer a short presentation of several methods for the estimation of the cortical connectivity of the human brain. The methods here presented are relatively simply to implement, robust and can return valuable information about the causality of the activation of the different cortical areas in humans using non invasive electroencephalographic recordings. The knowledge of such signal processing tools will enrich the arsenal of the computational methods that a engineer or a mathematician could apply in the processing of brain signals.
In the last ten years many different brain imaging devices have conveyed a lot of information about the brain functioning in different experimental conditions. In every case, the biomedical engineers, together with mathematicians, physicists and physicians are called to elaborate the signals related to the brain activity in order to extract meaningful and robust information to correlate with the external behavior of the subjects. In such attempt, different signal processing tools used in telecommunications and other field of engineering or even social sciences have been adapted and re-used in the neuroscience field. The present book would like to offer a short presentation of several methods for the estimation of the cortical connectivity of the human brain. The methods here presented are relatively simply to implement, robust and can return valuable information about the causality of the activation of the different cortical areas in humans using non invasive electroencephalographic recordings. The knowledge of such signal processing tools will enrich the arsenal of the computational methods that a engineer or a mathematician could apply in the processing of brain signals. Table of Contents: Introduction / Estimation of the Effective Connectivity from Stationary Data by Structural Equation Modeling / Estimation of the Functional Connectivity from Stationary Data by Multivariate Autoregressive Methods / Estimation of Cortical Activity by the use of Realistic Head Modeling / Application: Estimation of Connectivity from Movement-Related Potentials / Application to High-Resolution EEG Recordings in a Cognitive Task (Stroop Test) / Application to Data Related to the Intention of Limb Movements in Normal Subjects and in a Spinal Cord Injured Patient / The Instantaneous Estimation of the Time-Varying Cortical Connectivity by Adaptive Multivariate Estimators / Time-Varying Connectivity from Event-Related Potentials
Bianca, now an old woman, receives a gift of the diary written years earlier by her dear friend Dora. It casts her into turmoil but is also a chance for her to plunge deep into her memories, reliving the emotions and pain that time has healed. Against the backdrop of Italy’s twenty-year fascist regime, Bianca remembers her past, trying to piece back together the ordeals that marked her and Dora’s childhood and adolescence in Abano, a spa town in the hills of northern Italy. Young Bianca, unable to conform to the expectations of her old-fashioned family and her fascist boyfriend, kicks against convention, defies her tyrannical uncle and the absurd rules for the ‘new Italian woman’. Her rebellion and lust for freedom bring her repeated tragedy, and in her struggle we glimpse the Italian women who, reduced to mothers and second class citizens, found themselves powerless.
This volume is an outgrowth of the workshop "Applications of Advanced Control Theory to Robotics and Automation," organized in honor of the 70th birthdays of Petar V. Kokotovic and Salvatore Nicosia. Both Petar and Turi have carried out distinguished work in the control community, and have long been recognized as mentors as well as experts and pioneers in the field of automatic control, covering many topics in control theory and several different applications. The variety of their research is reflected in this book, which includes contributions ranging from mathematics to laboratory experiments.Main topics covered include:* Observer design for time-delay systems, nonlinear systems, and identification for different classes of systems* Lyapunov tools for linear differential inclusions, control of constrained systems, and finite-time stability concepts* New studies of robot manipulators, parameter identification, and different control problems for mobile robots* Applications of modern control techniques to port-controlled Hamiltonian systems, different classes of vehicles, and web handling systems* Applications of the max-plus algebra to system-order reduction; optimal machine scheduling problems; and inventory control with cooperation between retailers* Control of linear and nonlinear networked control systems: deterministic and stochastic approachesThe scope of the work is very broad, and although each chapter is self-contained, the book has been organized into thematically related chapters, which in some cases suggest to the reader a convenient reading sequence. The great variety of topics covered and the almost tutorial writing style used by many of the authors will make this book suitable for experts, as well as young researchers who seek a more intuitive understanding of these relevant topics in the field.
From one of the most accomplished writers to emerge from Latin America, No Place for Heroes is a darkly comic novel about a mother and son who return to Buenos Aires in search of her former lover, whom she met during Argentina’s Dirty War. During Argentina’s “Dirty War” of the late ’70s and early ’80s, Lorenza and Ramon, two passionate militants opposing Videla’s dictatorship, met and fell in love. Now, Lorenza and her son, Mateo, have come to Buenos Aires to find Ramon, Mateo’s father. Holed up in the same hotel room, mother and son share a common goal, yet are worlds apart on how they perceive it. For Lorenza, who came of age in the political ferment of the ’60s, it is intertwined with her past ideological and emotional anchors (or were they illusions?), while her postmodernist son, a child of the ’90s who couldn’t care less about politics or ideology, is looking for his actual father—not the idea of a father, but the Ramon of flesh and blood. Anything goes as this volatile pair battle it out: hilarious misunderstandings, unsettling cruelty, and even a temptation to murder. In the end, they begin to come to a more truthful understanding of each other and their human condition. No Place for Heroes is an addition to that long tradition of the eternal odd couple—in works ranging from Waiting for Godot to Kiss of the Spider Woman—waiting for their fortunes to change, written by one of the most talented and internationally celebrated authors at work today.
Indoor Navigation Strategies for Aerial Autonomous Systems presents the necessary and sufficient theoretical basis for those interested in working in unmanned aerial vehicles, providing three different approaches to mathematically represent the dynamics of an aerial vehicle. The book contains detailed information on fusion inertial measurements for orientation stabilization and its validation in flight tests, also proposing substantial theoretical and practical validation for improving the dropped or noised signals. In addition, the book contains different strategies to control and navigate aerial systems. The comprehensive information will be of interest to both researchers and practitioners working in automatic control, mechatronics, robotics, and UAVs, helping them improve research and motivating them to build a test-bed for future projects. Provides substantial information on nonlinear control approaches and their validation in flight tests Details in observer-delay schemes that can be applied in real-time Teaches how an IMU is built and how they can improve the performance of their system when applying observers or predictors Improves prototypes with tactics for proposed nonlinear schemes
This book details the analysis of continuous- and discrete-time dynamical systems described by differential and difference equations respectively. Differential geometry provides the tools for this, such as first-integrals or orbital symmetries, together with normal forms of vector fields and of maps. A crucial point of the analysis is linearization by state immersion. The theory is developed for general nonlinear systems and specialized for the class of Hamiltonian systems. By using the strong geometric structure of Hamiltonian systems, the results proposed are stated in a different, less complex and more easily comprehensible manner. They are applied to physically motivated systems, to demonstrate how much insight into known properties is gained using these techniques. Various control systems applications of the techniques are characterized including: computation of the flow of nonlinear systems; computation of semi-invariants; computation of Lyapunov functions for stability analysis and observer design.
This concisely written, abundantly illustrated guide to a wide range of topics in gastrointestinal neoplasia facilitates the evaluation and accurate diagnosis of gastrointestinal neoplasms, both straightforward and challenging. This approachable guide covers the entire tubular GI tract and features more than 600 high quality images. Written and arranged with the busy practicing pathologist in mind, this practical guide includes, for each entity, definitions and terminology, gross and morphologic features, differential diagnoses, useful ancillary tests, staging and grading parameters, and clinical considerations. Beautiful color figures throughout the volume highlight essential histologic features as well as differential diagnoses and potential diagnostic pitfalls. The book is organized into six introductory chapters focused on approaches to neoplasia, followed by 6 organ-specific chapters covering each segment of the GI tract. The final two chapters offer an in-depth discussion of immunohistochemistry and molecular pathology of gastrointestinal neoplasia. This book is a vital reference for practicing pathologists, and with its clear, concise presentation it is also an excellent resource for pathologists in training. Key Features: Provides clear, concise coverage of neoplastic disease across the entire tubular gastrointestinal tract Offers over 600 high-quality images highlighting key differential points and potentially misleading variants Comprehensive tables cover diagnostic features, tumor types, and other crucial data for pathologists About the Authors: Laura W. Lamps, MD, is Professor and Vice-Chair for Academic Affairs, Department of Pathology, University of Arkansas for Medical Sciences, Little Rock, AR Andrew M Bellizzi, MD, is Clinical Associate Professor, Department of Pathology, University of Iowa Hospitals and Clinics, University of Iowa Carver College of Medicine; Co-Director of Immunopathology Laboratory and Co-Director of GI Pathology, Holden Comprehensive Cancer Center, Iowa City, IA
For over 60 years, residents and practicing pathologists have turned to Rosai and Ackerman's Surgical Pathology for definitive guidance on every aspect of the field, delivered in a readable, easy-to-digest, and engaging manner. In the 11th Edition, a dynamic new author team ensures that this classic text retains its signature anecdotal style, while revising the content to bring you fully up to date. Widely used for board exam preparation, as well as for everyday reference in practice, this leading resource equips you to effectively and efficiently diagnose the complete range of neoplastic and non-neoplastic entities. Provides comprehensive coverage of the clinical presentation, gross and microscopic features, ultrastructural and immunohistochemical findings, prognosis, and therapy for virtually every pathologic lesion. Presents content now grouped in sections corresponding to organs and systems, making disease entities easier to locate. Includes state-of-the-art coverage of the latest disease classifications, molecular biology and pathology, immunohistochemistry, genetics, prognostic/predictive markers, and more – all highlighted by more than 3,000 full-color illustrations of commonly seen pathologies. Showcases the knowledge and expertise of an innovative new author team: prolific author John R. Goldblum, MD (GI pathology, soft tissue tumors); Laura Lamps, MD (hepatobiliary, endocrine tumors, infectious disease); Jesse McKenney, MD (GU/GYN, soft tissue tumors); and Jeff Myers, MD (pulmonary, pleural, mediastinum); accompanied by a select list of subspecialty contributors. Expert ConsultTM eBook version included with purchase. This enhanced eBook experience allows you to search all of the text, figures, Q&As, and references from the book on a variety of devices.
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