Due to the Internet Revolution, human conversational data -- in written forms -- are accumulating at a phenomenal rate. At the same time, improvements in speech technology enable many spoken conversations to be transcribed. Individuals and organizations engage in email exchanges, face-to-face meetings, blogging, texting and other social media activities. The advances in natural language processing provide ample opportunities for these "informal documents" to be analyzed and mined, thus creating numerous new and valuable applications. This book presents a set of computational methods to extract information from conversational data, and to provide natural language summaries of the data. The book begins with an overview of basic concepts, such as the differences between extractive and abstractive summaries, and metrics for evaluating the effectiveness of summarization and various extraction tasks. It also describes some of the benchmark corpora used in the literature. The book introduces extraction and mining methods for performing subjectivity and sentiment detection, topic segmentation and modeling, and the extraction of conversational structure. It also describes frameworks for conducting dialogue act recognition, decision and action item detection, and extraction of thread structure. There is a specific focus on performing all these tasks on conversational data, such as meeting transcripts (which exemplify synchronous conversations) and emails (which exemplify asynchronous conversations). Very recent approaches to deal with blogs, discussion forums and microblogs (e.g., Twitter) are also discussed. The second half of this book focuses on natural language summarization of conversational data. It gives an overview of several extractive and abstractive summarizers developed for emails, meetings, blogs and forums. It also describes attempts for building multi-modal summarizers. Last but not least, the book concludes with thoughts on topics for further development. Table of Contents: Introduction / Background: Corpora and Evaluation Methods / Mining Text Conversations / Summarizing Text Conversations / Conclusions / Final Thoughts
Offshore use of the renminbi expanded rapidly in Hong Kong SAR as China sought to develop an international role for its currency while maintaining capital controls. This prompts two questions addressed in this paper: How far advanced is renminbi internationalization? And, what role does Chinese capital account liberalization play? The first is addressed by testing the extent of integration of offshore and onshore markets for the renminbi using a Threshold Autoregression (TAR) model and finds that there are substantial unexploited arbitrage opportunities. A VAR model is used to indentify factors contributing to this limited market integration and finds that capital controls and shifts in global market sentiment explain much of the divergence in onshore and offshore renminbi exchange rates. To address the second question, the paper shows how capital account measures have been used to promote offshore use of the renminbi more actively in the wake of the global financial crisis, but that this was done asymmetrically with controls on inflows eased to a greater extent than on outflows. It concludes that a more balanced liberalization process will sustain progress in renminbi internationalization.
In the 1980s, traditional Business Intelligence (BI) systems focused on the delivery of reports that describe the state of business activities in the past, such as for questions like "How did our sales perform during the last quarter?" A decade later, there was a shift to more interactive content that presented how the business was performing at the present time, answering questions like "How are we doing right now?" Today the focus of BI users are looking into the future. "Given what I did before and how I am currently doing this quarter, how will I do next quarter?" Furthermore, fuelled by the demands of Big Data, BI systems are going through a time of incredible change. Predictive analytics, high volume data, unstructured data, social data, mobile, consumable analytics, and data visualization are all examples of demands and capabilities that have become critical within just the past few years, and are growing at an unprecedented pace. This book introduces research problems and solutions on various aspects central to next-generation BI systems. It begins with a chapter on an industry perspective on how BI has evolved, and discusses how game-changing trends have drastically reshaped the landscape of BI. One of the game changers is the shift toward the consumerization of BI tools. As a result, for BI tools to be successfully used by business users (rather than IT departments), the tools need a business model, rather than a data model. One chapter of the book surveys four different types of business modeling. However, even with the existence of a business model for users to express queries, the data that can meet the needs are still captured within a data model. The next chapter on vivification addresses the problem of closing the gap, which is often significant, between the business and the data models. Moreover, Big Data forces BI systems to integrate and consolidate multiple, and often wildly different, data sources. One chapter gives an overview of several integration architectures for dealing with the challenges that need to be overcome. While the book so far focuses on the usual structured relational data, the remaining chapters turn to unstructured data, an ever-increasing and important component of Big Data. One chapter on information extraction describes methods for dealing with the extraction of relations from free text and the web. Finally, BI users need tools to visualize and interpret new and complex types of information in a way that is compelling, intuitive, but accurate. The last chapter gives an overview of information visualization for decision support and text.
This book covers recent developments in process systems engineering (PSE) for efficient resource use in biomass conversion systems. It provides an overview of process development in biomass conversion systems with focus on biorefineries involving the production and coproduction of fuels, heating, cooling, and chemicals. The scope includes grassroots and retrofitting applications. In order to reach high levels of processing efficiency, it also covers techniques and applications of natural-resource (mass and energy) conservation. Technical, economic, environmental, and social aspects of biorefineries are discussed and reconciled. The assessment scales vary from unit- to process- and life-cycle or supply chain levels. The chapters are written by leading experts from around the world, and present an integrated set of contributions. Providing a comprehensive, multi-dimensional analysis of various aspects of bioenergy systems, the book is suitable for both academic researchers and energy professionals in industry.
NEW! Food-Nutrient Delivery: Planning the Diet with Cultural Competency chapter provides international nutrition guidelines and resources to assist you with multicultural meal planning. NEW! Clinical: Nutritional Genomics chapter features an author from the NIH’s Human Genome Project and introduces you to the latest research about CRISPR and epigenetics. NEW! MNT for Neurologic Disorders chapter features two new authors, including a speech therapist, and displays IDDSI guidelines and an appendix for dysphagia diets to help you carefully and consistently address the nutritional needs of these patients. NEW! Clinical: Water, Electrolytes, and Acid-Base Balance and Clinical: Biochemical, Physical, and Functional Assessment chapters are updated with the most relevant and evidence-based complementary and integrative approaches to expand your expertise in these clinical nutritional areas. NEW! MNT for Adverse Reactions to Food: Food Allergies and Intolerance chapter features completely revised guidelines and a new pathophysiology algorithm to ensure you are confident in your knowledge of how to prevent emergencies and what to do when emergencies do happen. NEW! Coverage of intermittent fasting, health at every size, and health disparities focuses on the latest nutrition trends to ensure you are well-versed in these topics. NEW! The Mediterranean Diet, Choline, and Biotin appendices display at-a-glance information to help you find quickly supplemental information. NEW! Directions boxes and Focus On boxes, as well as useful websites, resources, and key terms at the end of each chapter, help you find information quickly and easily.
In this revised fourth edition of the classic textbook, Devettere updates most chapters, adding new cases on the following: overriding advance directives, the palliative care movement, prenatal life and abortion, neonatal testing and mandatory vaccinations, facial transplantations, genetic testing, and legal issues surrounding the Affordable Care Act.
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