Triadic analysis of the southern women datasets23 hours ago
Source | Visualization | Triad census | Global triad closure | Local triad closure | Wedge-dependent triad closure
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Triadic analysis of the southern women datasets12 days ago
Source | Visualization | Triad census | Global triad closure | Local triad closure | Wedge-dependent triad closure
Tuning persistent homological hyperparameters3 months ago
cubical persistent homology | handwritten digits data | preparation | a fixed-parameter walkthrough | pre-processing recipe | classification forest | fitting and evaluation | tuning hyperparameters | tunable pre-processing recipe | tunable classification forest | hyperparameter tuning
Runtime Comparison of Critical Point Pairing Algorithms4 months ago
The running example | A more complex case | How performance and improvement scale
Introduction to persistent homology with TDAstats4 months ago
Purpose | Installation | Sample dataset | Calculating persistent homology | Visualizing persistent homology | References
Alluvial Plots in ggplot24 months ago
Alluvial plots | Alluvial data | Alluvia (wide) format | Lodes (long) format | Appendix
Ordination in the tidyverse12 months ago
the hair and eye color data | correspondence analysis using MASS | ordr methods for CA models | session info
multidimensional scaling of variables12 months ago
dimension reduction of geometric data | multidimensional scaling of distance data | multidimensional scaling of covariance data | use case: rankings of universities | correlation heatmap | correlation monoplot
Visualizing Multivariate Data in {ggplot2}1 years ago
Introduction | Data | Multivariate summaries | Ordination and biplots | Outroduction
Modeling Cases of Mosquito-Borne Disease Using Persistent Homology1 years ago
Background | Methods | Datasets | Persistent homology | Cases Visualization | First fit: Model without Topological Features | Second fit: Model with Topological Features | Results | Discussion | References
Calculating Persistent Homology with a Cubical Complex1 years ago
Sample dataset | Calculating persistent homology
Calculating Persistent Homology with a Vietoris-Rips Complex1 years ago
Sample dataset | Calculating persistent homology | Dataset formats | Coefficients in various prime fields
Uniform and Stratified Sampling from Manifolds in Euclidean Space2 years ago
Set up | Volume-preserving parameterizations | Stratified sampling | Rejection sampling | Making custom samplers | Set down
Tooltips for ggalluvial plots in Shiny apps3 years ago
Problem | Hovering over and clicking on strata | Hovering over and clicking on alluvia | App with wide-format alluvial data | Structure of the example app | Loading data | Drawing the plot and extracting coordinates | User interface | Server function | Hovering over a stratum | Hovering over an alluvium | App with long-format alluvial data | Conclusion
Labeling small strata3 years ago
Setup | Problem | Fix | Solutions | Solution 1: | Solution 2: | Appendix
The Order of the Rectangles3 years ago
Setup | Motivations | Positioning strata | Reversing the strata | Sorting the strata by size | Positioning lodes within strata | Alluvia and flows | Lode guidance | Aesthetic binding | Manual lode ordering | Negative strata | More examples | Appendix
Data Input for TDAstats8 years ago
Point cloud input | Distance matrix input
Hypothesis testing with TDAstats8 years ago
Statistical inference with permutation tests | Case study: unif2d versus circle2d | References
