Products related to Representation:
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Critical Visualization : Rethinking the Representation of Data
Information may be beautiful, but our decisions about the data we choose to represent and how we represent it are never neutral.This insightful history traces how data visualization accompanied modern technologies of war, colonialism and the management of social issues of poverty, health and crime.The discussion is based around examples of visualization, from the ancient Andean information technology of the quipu to contemporary projects that show the fate of our rubbish and take a participatory approach to visualizing cities.This analysis places visualization in its theoretical and cultural contexts, and provides a critical framework for understanding the history of information design with new directions for contemporary practice.
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Algorithmic Foundation of Multi-Scale Spatial Representation
With the widespread use of GIS, multi-scale representation has become an important issue in the realm of spatial data handling.However, no book to date has systematically tackled the different aspects of this discipline.Emphasizing map generalization, Algorithmic Foundation of Multi-Scale Spatial Representation addresses the mathematical basis of multi-scale representation, specifically, the algorithmic foundation. Using easy-to-understand language, the author focuses on geometric transformations, with each chapter surveying a particular spatial feature.After an introduction to the essential operations required for geometric transformations as well as some mathematical and theoretical background, the book describes algorithms for a class of point features/clusters.It then examines algorithms for individual line features, such as the reduction of data points, smoothing (filtering), and scale-driven generalization, followed by a discussion of algorithms for a class of line features including contours, hydrographic (river) networks, and transportation networks.The author also addresses algorithms for individual area features, a class of area features, and various displacement operations.The final chapter briefly covers algorithms for 3-D surfaces and 3-D features. Providing a thorough treatment of low-level algorithms, Algorithmic Foundation of Multi-Scale Spatial Representation supplies the mathematical groundwork for multi-scale representations of spatial data.
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Hierarchical Voronoi Graphs : Spatial Representation and Reasoning for Mobile Robots
What is space? Is there space when there are objects to occupy it or is there space only when there are no objects to occupy it?Can there be space without objects? These are old philosophical questions that concern the ontology of space in the philosophical sense of ‘ontology’ – what is the nature of space?Cognitive science in general and arti?cial intelligence in particular are less c- cerned with the nature of things than with their mental conceptualizations.In spatial cognition research we address questions like What do we know about space?How is space represented? What are the representational entities? What are the rep- sentational structures? Answers to these questions are described in what is called ontologies in arti?cial intelligence.Different tasks require different knowledge, and different representations of knowledge facilitate different ways of solving problems.In this book, Jan Oliver Wallgrün develops and investigates representational structures to support tasks of autonomous mobile robots, from the acquisition of knowledge to the use of this knowledge for navigation.The research presented is concerned with the robot mapping problem, the pr- lem of building a spatial representation of an environment that is perceived by s- sors that only provide incomplete and uncertain information; this information usually needs to be related to other imprecise or uncertain information.The routes a robot can take can be abstractly described in terms of graphs where alternative routes are represented by alternative branches in these route graphs.
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Multiple Representation Dice
Young learners will be on a roll with numbers and number sense with these Multiple Representation Dice. This set of 16 dice feature 4 different ways to represent a number, to support childrens learning of number sense. Includes 10 frames, base 10,
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What effect does the spatial representation or spatial arrangement have?
The spatial representation or spatial arrangement of objects can have a significant impact on how we perceive and interact with our environment. It can influence our sense of orientation, navigation, and wayfinding, as well as our understanding of the relationships between objects and spaces. Additionally, spatial arrangement can affect the flow of movement and the distribution of resources within a given space. Overall, the spatial representation or arrangement plays a crucial role in shaping our experiences and interactions within physical and virtual environments.
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What is the spatial representation of the wedge-dash formula?
The wedge-dash formula is a spatial representation of a molecule's three-dimensional structure. In this representation, solid wedges are used to indicate bonds that project out of the plane of the paper, while dashed lines are used to indicate bonds that project behind the plane of the paper. This allows for a clear depiction of the molecule's stereochemistry, showing the relative positions of atoms and groups in three-dimensional space. The wedge-dash formula is particularly useful for understanding the arrangement of atoms around chiral centers and for visualizing the molecule's overall shape.
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In which style of spatial representation can M.C. Escher be classified?
M.C. Escher can be classified in the style of spatial representation known as "impossible geometry" or "impossible architecture." His works often depict visually perplexing and impossible constructions, such as buildings and staircases that seem to defy the laws of physics and geometry. Escher's art challenges the viewer's perception of space and reality, creating intricate and mind-bending spatial representations.
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What is spatial visualization ability?
Spatial visualization ability refers to the capacity to mentally manipulate and comprehend spatial relationships between objects. Individuals with strong spatial visualization skills can easily visualize and understand how objects relate to each other in space, such as rotating or manipulating shapes in their mind. This ability is crucial in various fields such as engineering, architecture, and mathematics, as it allows individuals to solve complex problems and understand spatial concepts more effectively. Improving spatial visualization ability can enhance problem-solving skills and overall cognitive performance.
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Deflating Mental Representation
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Picturebooks: Representation and Narration
This volume discusses the aesthetic and cognitive challenges of modern picturebooks from different countries, such as Denmark, France, Germany, Norway, Spain, Sweden, United Kingdom, and USA.The overarching issue concerns the mutual relationship between representation and narration by means of the picturebooks’ multimodal character.Moreover, this volume includes the main lines of debate and approaches to picturebooks by international leading researchers in the field.Topics covered are the impact of paratexts and interpictorial allusions, the relationship between artists’ books, crossover picturebooks, and picturebooks for adults, the narrative defiance of wordless picturebooks, the representation of emotions in images and text, and the depiction of hybrid characters in picturebooks.The enlargement of the picturebook corpus beyond an Anglo-American picturebook canon opens up new horizons and highlights the diverging styles and genre shifts in modern picturebooks.This tendency also demonstrates the influence of specific authors and illustrators on the appreciation of the picturebook genre, as in the case of Astrid Lindgren’s picturebooks and the picturebooks created by renowned illustrators, such as Anthony Browne, Wolf Erlbruch, Stian Hole, and Bruno Munari.This book will be the definite contribution to contemporary picturebook research for many years to come.
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The Concept of Representation
Being concerned with representation, this book is about an idea, a concept, a word.It is primarily a conceptual analysis, not a historical study of the way in which representative government has evolved, nor yet an empirical investigation of the behavior of contemporary representatives or the expectations voters have about them.Yet, although the book is about a word, it is not about mere words, not merely about words.For the social philosopher, for the social scientist, words are not "mere"; they are the tools of his trade and a vital part of his subject matter.Since human beings are not merely political animals but also language-using animals, their behavior is shaped by their ideas.What they do and how they do it depends upon how they see themselves and their world, and this in turn depends upon the concepts through which they see.Learning what "representation" means and learning how to represent are intimately connected.But even beyond this, the social theorist sees the world through a network of concepts.Our words define and delimit our world in important ways, and this is particularly true of the world of human and social things. For a zoologist may capture a rare specimen and simply observe it; but who can capture an instance of representation (or of power, or of interest)?Such things, too, can be observed, but the observation always presupposes at least a rudimentary conception of what representation (or power, or interest) is, what counts as representation, where it leaves off and some other phenomenon begins.Questions about what representation is, or is like, are not fully separable from the question of what "representation" means.This book approaches the former questions by way of the latter.
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Shakespeare and Queer Representation
In this engaging and accessible guidebook, Stephen Guy-Bray uses queer theory to argue that in many of Shakespeare’s works representation itself becomes queer. Shakespeare often uses representation, not just as a lens through which to tell a story, but as a textual tool in itself.Shakespeare and Queer Representation includes a thorough introduction that discusses how we can define queer representation, with each chapter developing these theories to examine works that span the entire career of Shakespeare, including his sonnets, Venus and Adonis, The Rape of Lucrece, King John, Macbeth, and Cymbeline.The book highlights the extent to which Shakespeare’s works can be seen to anticipate, and even to extend, many of the insights of the latest developments in queer theory. This thought-provoking and evocative book is an essential guide for students studying Shakespeare and Renaissance literature, gender studies, and queer literary theory.
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Is spatial visualization important for engineers?
Yes, spatial visualization is important for engineers as it allows them to mentally manipulate and understand complex 3D objects and structures. Engineers often need to design and analyze various components and systems, and spatial visualization skills help them to conceptualize and communicate their ideas effectively. Whether it's designing a new product, creating blueprints for a building, or solving complex problems, spatial visualization is a crucial skill that allows engineers to think critically and innovate in their field.
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What is the polar representation of a Cartesian representation?
The polar representation of a Cartesian representation is a way of expressing a point in the Cartesian plane using polar coordinates. In the polar representation, a point is described by its distance from the origin (r) and the angle it makes with the positive x-axis (θ). This is in contrast to the Cartesian representation, which describes a point using its x and y coordinates. The polar representation provides a different way of understanding and visualizing points in the plane, and it can be useful in certain mathematical and scientific contexts.
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What is the representation of a linear mapping as a matrix-vector product?
A linear mapping can be represented as a matrix-vector product by multiplying a matrix representing the linear transformation by a vector representing the input. The resulting vector is the output of the linear mapping applied to the input vector. This representation allows for efficient computation of the linear transformation and is a fundamental concept in linear algebra.
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Which representation method?
The representation method that should be used depends on the specific data being analyzed and the goals of the analysis. For categorical data, bar graphs or pie charts are commonly used to show the distribution of different categories. For numerical data, histograms or box plots can be used to visualize the distribution and central tendency of the data. Scatter plots are useful for showing the relationship between two numerical variables. Ultimately, the best representation method is one that effectively communicates the key insights from the data in a clear and concise manner.
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