PERCEPTION Data Visualization for Human Perception "Data visualization is the graphical display of abstract information for two purposes: sense-making (also called data analysis) and communication. … In other words, to visualize data effectively, we must follow design principles that are derived from an understanding of human perception." https://www.interaction-design.org/literature/book/the-encyclopedia-of-human-computer-interaction-2nd-ed/data-visualization-for-human-perception The Role of Visual Perception in Data …
Category: ব্লগ । Blog
ব্লগ । Blog
Sep 10
Text Visualization: Concepts, Examples, Code (Python, R, Matlab), Example Projects
Text Visualization Data Visualization Of President Obama’s Inauguration Speech https://blog.capitalogix.com/public/2009/01/data-visualization-of-president-obamas-inauguration-speech.html Text Visualization Course at Washington University https://courses.cs.washington.edu/courses/cse512/16sp/lectures/CSE512-Text.pdf Why Visualize Text? https://www.teachervision.com/reading-comprehension/visualizing You can visualize text to find key concepts in a speech. Obama’s Speech: https://www.nytimes.com/2009/09/10/us/politics/10obama.text.html Example: Speech/Article Visualizations https://economix.blogs.nytimes.com/2009/09/09/obama-in-09-vs-clinton-in-93/?mtrref=undefined&gwh=EA5A091DC9E658A2DCC9513805FEAC3F&gwt=pay&assetType=REGIWALL 1993 Speech: Bill Clinton https://economix.blogs.nytimes.com/2009/09/09/bill-clinton-on-health-care-1993/ 1993 vs 2009. https://economix.blogs.nytimes.com/2009/09/09/obama-in-09-vs-clinton-in-93/ Wordtree https://www.jasondavies.com/wordtree/?source=8bd3e76f64f2d614410435434e2fb1fd&prefix Text Visualization Overview https://courses.cs.washington.edu/courses/cse512/16sp/lectures/CSE512-Text.pdf Introduction …
Sep 09
Hierarchical Visualization: Examples, Implementations, Theory, and Projects
Hierarchical Visualization Hierarchical Visualization in R http://www.r-chart.com/2010/07/hierarchical-visualizations-in-r-and.html Hierarchical cluster analysis on famous data sets – enhanced with the dendextend package https://cran.r-project.org/web/packages/dendextend/vignettes/Cluster_Analysis.html Tree Plots https://plot.ly/python/tree-plots/ A Python framework for the analysis and visualization of trees. http://etetoolkit.org/ Hierarchy https://en.wikipedia.org/wiki/Hierarchy Organizational Chart https://upload.wikimedia.org/wikipedia/commons/8/86/Departments_in_advertising_agencies.jpg Brackets https://en.wikipedia.org/wiki/Bracket_(tournament)#/media/File:SixteenPlayerSingle Introduction to Graphs http://btechsmartclass.com/data_structures/introduction-to-graphs.html https://www.csee.umbc.edu/courses/undergraduate/341/fall98/frey/ClassNotes/Class14/RootedTree.jpg Tree Data Structure https://en.wikipedia.org/wiki/Tree_(data_structure) Unrooted Tree https://image.slidesharecdn.com/phylogeneticanalysis-111117220939-phpapp01/95/phylogenetic-analysis-16-728.jpg?cb=1321568578 cyclicVSacyclic …
Sep 07
Firewall, Security, and Misc
Nmap and Port Scanning https://nmap.org/book/man-port-scanning-techniques.html MacOs Commands: nmap localhost lsof -i :5955 — MacOS Network Utility https://wilsonmar.github.io/ports-open/ — Port 49152 https://www.speedguide.net/port.php?port=49152 — MacOs: Close the Ports and Firewall https://www.macworld.com/article/1132558/connect2504.html —
Sep 06
Did you every wonder why your product is not showing up in a category in Magento?
" Magento 2 Product Visibility Grid Did you every wonder why your product is not showing up in a category in Magento? Magento has a complex way of building a product collection. Due to several conditions, indexes, plugins and other complexities determining whether a product should show is not that straightforward." Details and Tools/Modules: https://github.com/Itonomy/magento2-product-visibillitygrid
Sep 06
GEO VISUALIZATION: Data Visualization
GEO VISUALIZATION spatial data https://searchsqlserver.techtarget.com/definition/spatial-data File:Latitude and Longitude of the Earth.svg https://en.wikipedia.org/wiki/File:Latitude_and_Longitude_of_the_Earth.svg Geographic coordinate system https://en.wikipedia.org/wiki/GWhy are all world maps wrong?eographic_coordinate_system How To Read GPS Coordinates https://www.ubergizmo.com/how-to/read-gps-coordinates/ Geographic coordinate conversion https://en.wikipedia.org/wiki/Geographic_coordinate_conversion GPS coordinates converter https://www.gps-coordinates.net/gps-coordinates-converter GPS coordinates converter https://www.gps-coordinates.net/gps-coordinates-converter Map Projection https://en.wikipedia.org/wiki/Map_projection Why are all world maps wrong? https://www.quora.com/Why-are-all-world-maps-wrong Map Projections – types and distortion …
Sep 06
NETWORK VISUALIZATION : Data Visualization
NETWORK VISUALIZATION Example: http://graphs.grevian.org/resources/static/images/example1.png Graph http://mathworld.wolfram.com/Graph.html DIRECTED, UNDIRECTED, WEIGHTED, UNWEIGHTED GRAPH REPRESENTATION IN ADJACENCY LIST, MATRIX REFERENCE SHEET https://quickgrid.wordpress.com/2015/05/29/directed-undirected-weighted-unweighted-graph-representation-in-adjacency-list-matrix-reference-sheet/ Graphs in Computer Science http://web.cecs.pdx.edu/~sheard/course/Cs163/Doc/Graphs.html Types of Graphs https://www.javatpoint.com/types-of-graphs Finite State Machines https://brilliant.org/wiki/finite-state-machines/ A D3 Network Graph http://bl.ocks.org/jose187/4733747 Fisheye Distortion https://bost.ocks.org/mike/fisheye/ http://www.michelecoscia.com/wp-content/uploads/2012/08/demon2.png Arc Layout http://bl.ocks.org/sjengle/5431779 Gridlayout http://opentutorials.cgl.ucsf.edu/images/b/bc/GridLayout.png Circular Layout https://66.media.tumblr.com/8162e2b68064b3aff0fcc5f9be90c016/tumblr_inline_mtcb19aG1n1qzro4y.png An A to Z of extra …
Sep 05
Data Visualization Misc
Data Visualization Overview: —————————- Data Visualization: About Data Visualization http://guides.library.duke.edu/c.php?g=289678&p=1930713 I Can See Clearly Now: A Survey of Data Visualization Techniques & Practice https://www.slideshare.net/myles_harrison/i-can-see-clearly-now-a-survey-of-data-visualization-techniques-practice-31179055 Visualization in Data Science: What is it for? http://guides.library.duke.edu/c.php?g=289678&p=1930713 Anscombe’s quartet https://en.wikipedia.org/wiki/Anscombe’s_quartet Storytelling and data visualization… So what? https://www.dapresy.com/storytelling-and-data-visualization/ Visualization Types https://guides.library.duke.edu/datavis/vis_types Junk Charts https://junkcharts.typepad.com/junk_charts/2012/10/expanding-circles-of-error.html Visualization Analysis & Design https://www.cs.ubc.ca/~tmm/talks/minicourse14/vad16nasa.pdf — Python …
Sep 05
Data Visualization: BASIC CHARTS : Resources:
BASIC CHARTS Types: Datasets and Data http://www.cs.ubc.ca/~tmm/talks/minicourse14/vad16nasa.pdf Common Charts Histogram: https://en.wikipedia.org/wiki/Histogram Histogram Examples: https://statistics.laerd.com/statisticalguides/understanding-histograms.php The problem with Sturges’ rule for constructing histograms https://robjhyndman.com/papers/sturges.pdf Bad examples for Histogram: https://www2.southeastern.edu/Academics/Faculty/dgurney/Math241/StatTopics/HistGen.htm Histogram (Non-Uniform Widths) https://www.onlinemathlearning.com/histogram-width.html What Is a Frequency Polygon Used For? https://www.reference.com/math/frequency-polygon-used-54f72d4d24e0666c Histograms and histographs https://www150.statcan.gc.ca/n1/edu/power-pouvoir/ch9/histo/5214822-eng.htm Frequency Polygon http://www.matematikaria.com/kamus/frequency-polygon.html — Bar Chart Chart https://en.wikipedia.org/wiki/Chart#/media/File:F%C3%B6rs%C3%A4ljningsstatisti%20k_f%C3%B6r_blanddrycker.png https://en.wikipedia.org/wiki/Chart Bar Chart: …
