Back in September 2016 I implemented the ClusterR package. One of the algorithms included in ClusterR was the ‘Partition Around Medoids’ (Cluster_Medoids) algorithm which was based on the paper “Anja Struyf, Mia Hubert, Peter J. Rousseeuw, (F... [Read more...]

This blog post is a slight modification of the R package Vignette and shows how to use the Rcpp Armadillo version of the fastGLCM R package. The fastGLCM R package is an RcppArmadillo implementation of the Python Code for Fast Gray-Level Co-O... [Read more...]

This blog post is a slight modification of the R package Vignette. The VMDecomp R package is an RcppArmadillo implementation of the Matlab Code for Variational Mode Decomposition (1- and 2-dimensional) based on the papers, “Variational Mo... [Read more...]

This blog post (which is a slight modification of both package Vignettes) explains the functionality of the IceSat2R R package and shows how to use the OpenAltimetry API from within R. It consists of three parts, OpenAltimetry IceSat-2 ... [Read more...]

In this blog post I’ll explain the functionality of the PlanetNICFI R package based on a change detection use case. The official website of NICFI (Norway’s International Climate and Forest Initiative) includes all the details about the initia... [Read more...]

In this blog post I’ll explain how to use the CopernicusDEM R package based on a use case of the Movebank animal tracking data. I picked animal tracking data because there is an abundance in the Movebank archive from all over the world. In th... [Read more...]

This blog post explains the functionality of the fitbitViz R package. If you own any of the Fitbit activity trackers you can take advantage of this package to visualize your data using ‘ggplot2’, ‘Leaflet’ and 3-dimensionsal ‘Rayshader’ Maps.... [Read more...]

In this blog post, I’ll explain how to perform Language Identification with the fastText R package and I’ll create a benchmark by including other language identification R packages, i.e. cld2, R Wrapper for Google’s Compact Language Detec... [Read more...]

In this blog post, I’ll explain the new functionality of the OpenImageR package, SLIC and SLICO superpixels (Simple Linear Iterative Clustering) and their applicability based on an IJSR article. The author of the article uses superpixel (SL... [Read more...]

This blog post illustrates the new functionality of the OpenImageR package (Gabor Feature Extraction). The Gabor features have been used extensively in image analysis and processing (Character and Face recognition). Gabor (Nobel prize winner,... [Read more...]

In this blog post, I’ll explain how someone can take advantage of Singularity to make R or Python packages available as an image file to users. This is a necessity if the specific R or Python package is difficult to install across different operating systems making that way the ... [Read more...]

As of 2018-06-17 the elmNN package was archived and due to the fact that it was one of the machine learning functions that I used when I started learning R (it returns the output results pretty fast too) plus that I had to utilize the package last week for ... [Read more...]

The nmslibR package is a wrapper of NMSLIB, which according to the authors “… is a similarity search library and a toolkit for evaluation of similarity search methods. The goal of the project is to create an effective and comprehensive to... [Read more...]

This blog post is about my newly released RGF package (the blog post consists mainly of the package Vignette). The RGF package is a wrapper of the Regularized Greedy Forest python package, which also includes a Multi-core implementation (Fast... [Read more...]

Since I submitted the geojsonR package I was interested in running geospatial MongoDB queries using GeoJson data. I decided to use PyMongo (through the reticulate package) after opening two Github issues here and here. In my opinion, the PyMo... [Read more...]

I recently released an (other one) R package on CRAN - fuzzywuzzyR - which ports the fuzzywuzzy python library in R. “fuzzywuzzy does fuzzy string matching by using the Levenshtein Distance to calculate the differences between sequences (of... [Read more...]

This blog post is about my recently released package on CRAN, geojsonR. The following notes and examples are based mainly on the package Vignette. “GeoJSON is an open standard format designed for representing simple geographical features, ... [Read more...]

This blog post is about my recently released package on CRAN, textTinyR. The following notes and examples are based mainly on the package Vignette. The advantage of the textTinyR package lies in its ability to process big text data files in ... [Read more...]

This blog post is about clustering and specifically about my recently released package on CRAN, ClusterR. The following notes and examples are based mainly on the package Vignette. Cluster analysis or clustering is the task of grouping a set... [Read more...]

This blog post is about my recently released package on CRAN, KernelKnn. The package consists of three functions KernelKnn, KernelKnnCV and knn.index.dist. It also includes two data sets (housing data, ionosphere), which will be used here to ... [Read more...]