R4: Graphesis Chapter 4

The chapter Interface and Interpretation in Graphesis covers the concept of interface (or more specifically, human computer interface) in the context of history, functionality, theory, and design. What stood out to me were two things:  Drucker's interpretation of the interface as more than just a structure of organization or a…

R3: Graphesis Chapter 1

In the first chapter of Graphesis, Johanna Drucker explores the evolution of people's perception and use of graphics throughout history. She states early in the passage that "images have a history, but so do concepts of vision and these are embedded in the attitudes of their times and cultures as…

R2: Subtleties of Color

I had a lot of fun reading Robert Simmon's Subtleties of Color, especially through the perspective of a scientist. I used to work in a retina neuroscience lab, and although our specialty was not in phototransduction or visual components of the circuit, I appreciated seeing the field of visual neuroscience…

R1: Complexities of variables in data visualization

Graphs and plots are "visual representation(s) of data, not way to magically transmit pure understanding"--though there is an implicit understanding of this fact within me, I was newly struck by the truth of this statement while reading Healy's introductory chapter in Profiles of Badness and Bergstrom and West's…

Voronoi Diagrams

DefinitionA Voronoi diagram consists of a plane partitioned by a set of n points into convex polygons, such that each polygon contains one generating point and represents the region of points around it that is closer to this generating point than any other.Basic PropertiesGenerators/sites/seeds: finite set of…