Toby Dylan Hocking's Blog

Historical reverse imports

May 13, 2022 — 00:00

Analysis of R package usage over time

Learning with Area Under the Min

April 19, 2022 — 00:00

How to use torch with a non-standard loss

Torch randomness

March 7, 2022 — 00:00

Reproducible neural network learning

No argument unpacking in C

March 7, 2022 — 00:00

But there is in R and Python

AUM in Torch

February 21, 2022 — 00:00

Auto-grad of a non-differentiable loss function

Erdos number

February 18, 2022 — 00:00

A distance calculator

Plotting the probability simplex

February 15, 2022 — 00:00

An application of matrix inversion

Link-time optimization

January 25, 2022 — 00:00

Fixing warnings from CRAN checks

Finding symbols in object files

January 18, 2022 — 00:00

Using objdump to find cerr

Ten years of R project in Google Summer of Code

September 3, 2021 — 00:00

Some success stories from my participation

The C book

June 29, 2021 — 00:00

Documentation of stringize macros

Evidential machine learning

June 25, 2021 — 00:00

An alternative to probability

Stress testing reshape operations on list columns

June 23, 2021 — 00:00

Advantages of updated data.table::melt

Defining data by row and regex by sub-pattern

May 29, 2021 — 00:00

Avoiding separation of related concepts in code

Update about data reshaping and visualization in R and python

May 28, 2021 — 00:00

data.table, tidyr, nc, pandas, datatable, plotnine, altair, bokeh

Convex clustering theory

May 19, 2021 — 00:00

Recent results on trees and cluster shapes

R packages that depend on system libraries

May 18, 2021 — 00:00

How to pass CRAN checks

The UCR Time Series Archive

March 23, 2021 — 00:00

A benchmark for classification algorithms

Multi-threaded sorting

March 2, 2021 — 00:00

Thread safety of qsort variants

Faster AUM computation?

February 15, 2021 — 00:00

Log-linear C++ STL containers vs linear time radix sort

New ideas for classification

February 12, 2021 — 00:00

Weston-Watkins multiclass SVM and AUC optimization

Emulating the python interactive console

January 27, 2021 — 00:00

My hack using the code module

New packages for data storage and reshaping

October 23, 2020 — 00:00

tidyfast, tidyfst, fst, arrow, feather, parquet

Computing K-means train/validation error

September 18, 2020 — 00:00

Alternatives to for loops in R

Parsing CRAN maintainers

September 14, 2020 — 00:00

Regular expressions using nc R package

emacspeak

May 11, 2020 — 00:00

Teaching my son to type in emacs

Random train/validation/test assignment

April 22, 2020 — 00:00

Different methods tried by my students

C/C++ completion in emacs

April 16, 2020 — 00:00

Configuration details

Data manipulation libraries

April 9, 2020 — 00:00

Translating between data.table, pandas, dplyr

Custom evaluation metrics in TensorFlow

April 7, 2020 — 00:00

Implementing the exact area under the ROC curve

Fast parameter exploration

April 3, 2020 — 00:00

Caching and parallel execution

binsegRcpp inside a C++ program

March 31, 2020 — 00:00

Embedding Rcpp code into a main function

Embedding R

March 30, 2020 — 00:00

Compiling a program that links to R

R batchtools on Monsoon

February 19, 2020 — 00:00

Cluster computing tutorial for NAU students

Arizona time

January 28, 2020 — 00:00

Why does internet tell people the wrong time?

Emacs local variables

January 10, 2020 — 00:00

Custom configurations for R

Ubuntu setup and LaTeX debugging

January 7, 2020 — 00:00

Installing and configuring a 10 year old Mac

X forwarding on windows

December 13, 2019 — 00:00

Installing and configuring cygwin

Scientific poster suggestions

December 2, 2019 — 00:00

A helpful video

Tinyverse

October 12, 2019 — 00:00

Complex software dependencies considered harmful

useR 2019 debrief

August 5, 2019 — 00:00

Interesting talks I saw in Toulouse

R in Docker on Mac

July 29, 2019 — 00:00

Reproducing valgrind messages using an R-hub image

R package installation on windows considered harmful

May 29, 2019 — 00:00

Warning for unsuccessful DLL copy should be an error

tikzDevice on windows

May 13, 2019 — 00:00

Fixing missing packages

future.batchtools

February 6, 2019 — 00:00

Simple parallel R code on a computer cluster

OpenMP

January 28, 2019 — 00:00

Simple parallel for loops in C++

gdb with R

January 25, 2019 — 00:00

how to find line numbers of assertion errors

Eigen and UNDEBUG

January 22, 2019 — 00:00

Turning on runtime assertion errors for compiled code in R packages

survivalsvm

January 18, 2019 — 00:00

Support vector machine for survival analysis

Testing PeakSegPipeline on Travis with SLURM

November 15, 2018 — 00:00

Also batchtools and texinfo

Tweet when donation received

October 19, 2018 — 00:00

My first google script

Setting default web browser in LXDE

October 17, 2018 — 00:00

Need to create a .desktop file

Keyboard remapping on windows

August 27, 2018 — 00:00

Changing caps lock to control on windows

Training Benchmark for Deep neural networks

April 19, 2018 — 00:00

A new benchmark data set for neural network training

The biglasso package

March 14, 2018 — 00:00

An on-disk implementation for huge data

True reproducibility in R

December 6, 2017 — 00:00

The switchr package and manifests

Seasonal temperature variations where I have lived

November 25, 2017 — 00:00

Using R to download and plot temperature data from wikipedia

Loon

November 17, 2017 — 00:00

What Science Is

October 20, 2017 — 00:00

Compiling R

September 18, 2017 — 00:00

R-GSOC-2017

September 6, 2017 — 00:00

R project in Google Summer of Code 2017

useR! 2017 debrief

August 29, 2017 — 00:00

summary of interesting work I saw in Brussels

Combining data tables in R

August 17, 2017 — 00:00

rbind inside the for loop is much slower than outside

new web site

August 10, 2017 — 00:00

now more complete and informative