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academia acra-swiss advice analytics apriltag arxiv auto-focus autofocus bash beamer blog c-plus-plus career cleaning cli code command-line command-line-interfaces computer-vision condition-number conferences cplus-plus cron cuda cudnn curriculum-vitae distributions docker documentation eigen enumitem equations exif exiftool exposure fastai ffmpeg filter firmware floating-point functor git github gpu graduate-students guides html hyperref image-compression image-magick images iso jekyll jupyter lambda-expression lapack latex least-squares lenses linear-algebra linear-systems linkchecker linux liquid machine-epsilon markdown mathjax matrix-decompositions matrix-operations metering metrics mini-research-survey montage ms-office ms-teams multiple-view-geometry nbdev nikon normal-equations numerical-analysis numerical-linear-algebra nvidia octave opencv opengl operators optimization overleaf peer-review photography preconditioning privacy publications publishing python pytorch randomization redirects research review robotics rotate rotation rss ruby scientific-computing sensor slam social-media statement-of-purpose std-library tags teleconverter tiff tikz triangulation tripod tutorial tutorials twitter types ubuntu valgrind video visualizations watermark websites wildlife windows work-life writing xml yaml zip

academia

Comments on the social media motion at CVPR 2021 June 15, 2021
Statement of Purpose, or Personal Statement, for graduate school. January 18, 2021
What is a paper? What are its costs? November 15, 2020
Constructive review examples. August 18, 2020
One person's approach to writing. July 27, 2020
My reviewing style, or how to review technical papers when you've not been taught how. June 9, 2019
Creating a CV when you are a graduate student, ECE or CS February 2, 2019

acra-swiss

Keeping a long lens on the tripod in the field: specialized Acra-Swiss plates June 6, 2021

advice

List-article of scientific tips: writing, speaking, social media, and code. December 4, 2019
Basic submission checklist. May 9, 2019

analytics

StatCounter: moving on from the big G. September 7, 2020

apriltag

Port of M. Kaess' AprilTags library from 2012 released. March 3, 2021
Differences in AprilTag libraries. August 24, 2020

arxiv

Code release integrity: if you don't have a public code release, don't say that you do. December 30, 2021
What does it mean to publish your scientific paper in 2020? August 21, 2020
arXiv paper explainer. August 9, 2020

auto-focus

Long lens newbie: when the autofocus in the camera spins and spins. May 13, 2021

autofocus

Focus and autofocus troubleshooting with a teleconverter October 7, 2021

bash

Bash: writing the output and errors to a file, some Valgrind. August 26, 2021

beamer

Errors using enumitem package in Beamer. May 5, 2022
Collapsing the uncovers in a beamer / latex file without taking out all of the uncovers. March 3, 2021

blog

Today I learned I could record things as a today I learned section of the website .... August 21, 2020

c-plus-plus

Numerically stable methods for computing the sample mean and variance. June 15, 2022
Random number generators in C++: it matters June 6, 2022
Calling LAPACK functions using Eigen data structures, in C++. March 9, 2022
C++ assert with an error message. March 7, 2022
One solution for the Linear Least Squares with Equality constraints. February 27, 2022
Extracting submatrices in Eigen (C++), dynamic version. February 27, 2022
Floating point arithmetic: what's wrong with equality comparisons, workarounds, and some links. January 23, 2022
Eigen's function of the day: pseudoInverse(). December 7, 2021
Today I remembered matrix layout in Eigen is column-major November 23, 2021
Distribution generators in C++ November 11, 2021
Extracting submatrices in Eigen (C++). June 23, 2021
Remembering the contents of C++'s algo functions; lambda expressions. June 2, 2021
C++ conditional ternary operators, evaluate more than one expression May 27, 2021
OpenCV's Rect as a ROI: returns a pointer. May 14, 2021
2D rotations in Eigen (C++). May 3, 2021

career

The Research Career Constraint Satisfaction Problem July 14, 2021

cleaning

Keeping the camera sensor clean; and first sensor cleaning June 1, 2021

cli

How to change directory to an external disk using the command line in Windows. April 16, 2022

code

Code release integrity: if you don't have a public code release, don't say that you do. December 30, 2021
List-article of scientific tips: writing, speaking, social media, and code. December 4, 2019

command-line

How are the days numbered for cron jobs? June 6, 2022
Batch renaming files in Windows. March 21, 2022

command-line-interfaces

XML-based MS Office documents are really renamed zip files June 4, 2021
Copying files that match a pattern into a directory. May 28, 2021

computer-vision

OpenCV's Rect as a ROI: returns a pointer. May 14, 2021
Port of M. Kaess' AprilTags library from 2012 released. March 3, 2021
Differences in AprilTag libraries. August 24, 2020

condition-number

The condition number of a sample. June 15, 2022

conferences

On Opting Out: not submitting to CVPR 2022 November 12, 2021
Comments on the social media motion at CVPR 2021 June 15, 2021

cplus-plus

Docker: What's the deal with `WORKDIR`? August 16, 2018
Creating Ubuntu containers with libraries (Page 3). August 4, 2018
More complex Hello World in C++, automated builds (Page2). July 29, 2018
Hello World: a Tutorial series with C++, Docker, and Ubuntu. July 28, 2018

cron

How are the days numbered for cron jobs? June 6, 2022

cuda

The PyTorch binaries include the CUDA and cuDNN libraries. October 5, 2020

cudnn

The PyTorch binaries include the CUDA and cuDNN libraries. October 5, 2020

curriculum-vitae

Creating a CV when you are a graduate student, ECE or CS February 2, 2019

distributions

Distribution generators in C++ November 11, 2021

docker

Remembering how to install Docker in 2021. May 24, 2021
Cleaning up after docker. February 9, 2021
Launch a GUI application with Docker. February 2, 2021
FastAI has docker containers! September 15, 2020
Docker-Jekyll February 20, 2020
Docker: What's the deal with `WORKDIR`? August 16, 2018
Creating Ubuntu containers with libraries (Page 3). August 4, 2018
More complex Hello World in C++, automated builds (Page2). July 29, 2018
Hello World: a Tutorial series with C++, Docker, and Ubuntu. July 28, 2018

documentation

Today I learned I could record things as a today I learned section of the website .... August 21, 2020

eigen

The difference between unitary and orthogonal matrices. April 17, 2022
Remembering the matrix dimensions of QR and SVD decompositions, reduced and full versions. March 24, 2022
Calling LAPACK functions using Eigen data structures, in C++. March 9, 2022
One solution for the Linear Least Squares with Equality constraints. February 27, 2022
Extracting submatrices in Eigen (C++), dynamic version. February 27, 2022
Learning better ways to solve systems of linear equations December 16, 2021
Eigen's function of the day: pseudoInverse(). December 7, 2021
Today I remembered matrix layout in Eigen is column-major November 23, 2021
Extracting submatrices in Eigen (C++). June 23, 2021
2D rotations in Eigen (C++). May 3, 2021

enumitem

Errors using enumitem package in Beamer. May 5, 2022

equations

Some vertical marks won't work in MathJax. March 27, 2022
Equation numbers in blog posts with MathJax. February 13, 2022

exif

Compression in ImageMagick May 10, 2022
Converting images to a .tiff with specific DPI. April 14, 2022
More options with exiftool: grab only selected tags. May 16, 2021

exiftool

More options with exiftool: grab only selected tags. May 16, 2021

exposure

Automating some decisions in action / nature photography: auto-iso May 30, 2021

fastai

Documentation in FastAI, nbdev. October 16, 2020
FastAI has docker containers! September 15, 2020

ffmpeg

Rotating a video by 90 degrees. August 23, 2020
Creating stop action videos at home. May 22, 2020

filter

A UV filter for your lens. May 20, 2021

firmware

TIL about updating camera firmware. May 18, 2022

floating-point

Numerically stable methods for computing the sample mean and variance. June 15, 2022
The condition number of a sample. June 15, 2022
Floating point arithmetic: what's wrong with equality comparisons, workarounds, and some links. January 23, 2022

functor

Remembering the contents of C++'s algo functions; lambda expressions. June 2, 2021

git

Git: changing repositories from https to ssh. January 15, 2022
Freezing a file in git. February 5, 2021

github

Custom image width in Markdown / html. May 5, 2021

gpu

Selecting GPUs in PyTorch. April 14, 2021

graduate-students

Statement of Purpose, or Personal Statement, for graduate school. January 18, 2021
Creating a CV when you are a graduate student, ECE or CS February 2, 2019

guides

Getting started in wildlife photography: favorite guides and impressions. June 18, 2021

html

Custom image width in Markdown / html. May 5, 2021
HTML: How to get images and text on the same line. August 31, 2020

hyperref

Latex: how to show the page number where a reference occurs June 1, 2022

image-compression

Compression in ImageMagick May 10, 2022

image-magick

Compression in ImageMagick May 10, 2022
Converting images to a .tiff with specific DPI. April 14, 2022
A custom program to watermark images using Image Magick. July 15, 2021
How to create a montage in ImageMagick. May 2, 2021
ImageMagick: Mogrify general docs and rotate command. April 12, 2021
Using Image Magick to create watermarks. January 23, 2021
Using Image Magick for batch jobs. December 26, 2020
Image Magick has a C++ API August 21, 2020

images

More options with exiftool: grab only selected tags. May 16, 2021

iso

Automating some decisions in action / nature photography: auto-iso May 30, 2021

jekyll

Creating variables in Liquid for use in a Jekyll-generated page. June 30, 2021
Getting Jekyll sites to generate on Ubuntu 20.04 in 2021 June 5, 2021
Displaying posts by tag in Jekyll, using Liquid. May 31, 2021
How to do redirects in Jekyll. May 27, 2021
Website starter guide for scientists in 2020, and some Jekyll hacks. November 7, 2020
How to get RSS set up on non-post pages. September 2, 2020
Jekyll upgrade. August 29, 2020
Creating a Jekyll blog, but not at the root of the site. August 22, 2020
Docker-Jekyll February 20, 2020
Creating Twitter cards on Jekyll websites. November 12, 2018

jupyter

Adding a virtual environment to a Jupyter notebook. March 2, 2021

lambda-expression

Remembering the contents of C++'s algo functions; lambda expressions. June 2, 2021

lapack

Calling LAPACK functions using Eigen data structures, in C++. March 9, 2022

latex

Latex: how to show the table of contents (toc) June 21, 2022
Latex: how to show the page number where a reference occurs June 1, 2022
Errors using enumitem package in Beamer. May 5, 2022
Some vertical marks won't work in MathJax. March 27, 2022
Latex math commands I have newly learned or consistently forget February 15, 2022
Equation numbers in blog posts with MathJax. February 13, 2022
Horizontal spacing syntax in latex November 16, 2021
Tikz: creating a line break in a node. October 26, 2021
Cropping images with trim option, in latex, when you're on OverLeaf. August 16, 2021
Collapsing the uncovers in a beamer / latex file without taking out all of the uncovers. March 3, 2021

least-squares

One solution for the Linear Least Squares with Equality constraints. February 27, 2022
Learning better ways to solve systems of linear equations December 16, 2021

lenses

Keeping a long lens on the tripod in the field: specialized Acra-Swiss plates June 6, 2021

linear-algebra

The difference between unitary and orthogonal matrices. April 17, 2022
Eigen's function of the day: pseudoInverse(). December 7, 2021

linear-systems

Learning better ways to solve systems of linear equations December 16, 2021

linkchecker

Track down bad links with Linkchecker May 25, 2021

linux

Bash: writing the output and errors to a file, some Valgrind. August 26, 2021

liquid

Creating variables in Liquid for use in a Jekyll-generated page. June 30, 2021
Displaying posts by tag in Jekyll, using Liquid. May 31, 2021

machine-epsilon

Floating point arithmetic: what's wrong with equality comparisons, workarounds, and some links. January 23, 2022

markdown

Custom image width in Markdown / html. May 5, 2021

mathjax

Some vertical marks won't work in MathJax. March 27, 2022
Equation numbers in blog posts with MathJax. February 13, 2022

matrix-decompositions

Remembering the matrix dimensions of QR and SVD decompositions, reduced and full versions. March 24, 2022

matrix-operations

Calling LAPACK functions using Eigen data structures, in C++. March 9, 2022
Extracting submatrices in Eigen (C++), dynamic version. February 27, 2022
Extracting submatrices in Eigen (C++). June 23, 2021

metering

Decoding the viewfinder: metering and exposure indicators May 26, 2021

metrics

Atlanta World Assumption; refresh on the L1 norm's other names. March 15, 2022

mini-research-survey

Rotation parameterizations in neural networks: some options March 26, 2022

montage

How to create a montage in ImageMagick. May 2, 2021

ms-office

XML-based MS Office documents are really renamed zip files June 4, 2021

ms-teams

Installing MS Teams client on Ubuntu. September 9, 2020

multiple-view-geometry

N-view triangulation: nonlinear least squares reprojection error (4). November 7, 2021
Normalization in DLT triangulation methods (3). November 4, 2021
N-view triangulation: DLT methods 2 and 3 (2). October 31, 2021
N-view triangulation: DLT homogeneous method 1 (1). October 30, 2021

nbdev

Documentation in FastAI, nbdev. October 16, 2020

nikon

TIL about updating camera firmware. May 18, 2022
Focus and autofocus troubleshooting with a teleconverter October 7, 2021
Automating some decisions in action / nature photography: auto-iso May 30, 2021
Decoding the viewfinder: metering and exposure indicators May 26, 2021
Long lens newbie: when the autofocus in the camera spins and spins. May 13, 2021

normal-equations

Learning better ways to solve systems of linear equations December 16, 2021

numerical-analysis

Numerically stable methods for computing the sample mean and variance. June 15, 2022
The condition number of a sample. June 15, 2022
The difference between unitary and orthogonal matrices. April 17, 2022
Remembering the matrix dimensions of QR and SVD decompositions, reduced and full versions. March 24, 2022
One solution for the Linear Least Squares with Equality constraints. February 27, 2022
Floating point arithmetic: what's wrong with equality comparisons, workarounds, and some links. January 23, 2022
The Twitterverse responds: Numerical Linear Algebra textbook recommendations. December 24, 2021

numerical-linear-algebra

The Twitterverse responds: Numerical Linear Algebra textbook recommendations. December 24, 2021

nvidia

The PyTorch binaries include the CUDA and cuDNN libraries. October 5, 2020

octave

Octave: representing a matrix composed of symbolic types and scalars. May 6, 2022
Octave has a symbolic computation package! April 15, 2022

opencv

OpenCV's Rect as a ROI: returns a pointer. May 14, 2021
Converting OpenCV cameras to OpenGL cameras. June 28, 2019
Creating Ubuntu containers with libraries (Page 3). August 4, 2018

opengl

Converting OpenCV cameras to OpenGL cameras. June 28, 2019

operators

C++ conditional ternary operators, evaluate more than one expression May 27, 2021

optimization

One solution for the Linear Least Squares with Equality constraints. February 27, 2022
Learning better ways to solve systems of linear equations December 16, 2021

overleaf

Cropping images with trim option, in latex, when you're on OverLeaf. August 16, 2021

peer-review

My reviewing style, or how to review technical papers when you've not been taught how. June 9, 2019

photography

Focus and autofocus troubleshooting with a teleconverter October 7, 2021
A custom program to watermark images using Image Magick. July 15, 2021
Getting started in wildlife photography: favorite guides and impressions. June 18, 2021
Keeping a long lens on the tripod in the field: specialized Acra-Swiss plates June 6, 2021
Keeping the camera sensor clean; and first sensor cleaning June 1, 2021
Automating some decisions in action / nature photography: auto-iso May 30, 2021
Decoding the viewfinder: metering and exposure indicators May 26, 2021
A UV filter for your lens. May 20, 2021
Long lens newbie: when the autofocus in the camera spins and spins. May 13, 2021
Using Image Magick to create watermarks. January 23, 2021

preconditioning

Normalization in DLT triangulation methods (3). November 4, 2021

privacy

Blacklight, a website privacy inspector. October 2, 2020

publications

Latex: how to show the table of contents (toc) June 21, 2022
Latex: how to show the page number where a reference occurs June 1, 2022
Latex math commands I have newly learned or consistently forget February 15, 2022
Code release integrity: if you don't have a public code release, don't say that you do. December 30, 2021
What is a paper? What are its costs? November 15, 2020
What does it mean to publish your scientific paper in 2020? August 21, 2020
Constructive review examples. August 18, 2020
arXiv paper explainer. August 9, 2020
One person's approach to writing. July 27, 2020

publishing

List-article of scientific tips: writing, speaking, social media, and code. December 4, 2019
Basic submission checklist. May 9, 2019

python

Adding a virtual environment to a Jupyter notebook. March 2, 2021
Documentation in FastAI, nbdev. October 16, 2020

pytorch

Selecting GPUs in PyTorch. April 14, 2021
The PyTorch binaries include the CUDA and cuDNN libraries. October 5, 2020

randomization

Random number generators in C++: it matters June 6, 2022
Distribution generators in C++ November 11, 2021

redirects

How to do redirects in Jekyll. May 27, 2021

research

Rotation parameterizations in neural networks: some options March 26, 2022
Code release integrity: if you don't have a public code release, don't say that you do. December 30, 2021
The Twitterverse responds: Numerical Linear Algebra textbook recommendations. December 24, 2021
On Opting Out: not submitting to CVPR 2022 November 12, 2021
The Research Career Constraint Satisfaction Problem July 14, 2021

review

What is a paper? What are its costs? November 15, 2020
What does it mean to publish your scientific paper in 2020? August 21, 2020
Constructive review examples. August 18, 2020
arXiv paper explainer. August 9, 2020

robotics

Rotation parameterizations in neural networks: some options March 26, 2022
Atlanta World Assumption; refresh on the L1 norm's other names. March 15, 2022
Port of M. Kaess' AprilTags library from 2012 released. March 3, 2021
Differences in AprilTag libraries. August 24, 2020

rotate

ImageMagick: Mogrify general docs and rotate command. April 12, 2021

rotation

The difference between unitary and orthogonal matrices. April 17, 2022
Rotation parameterizations in neural networks: some options March 26, 2022
2D rotations in Eigen (C++). May 3, 2021

rss

How to get RSS set up on non-post pages. September 2, 2020

ruby

Getting Jekyll sites to generate on Ubuntu 20.04 in 2021 June 5, 2021

scientific-computing

The Twitterverse responds: Numerical Linear Algebra textbook recommendations. December 24, 2021

sensor

Keeping the camera sensor clean; and first sensor cleaning June 1, 2021

slam

Atlanta World Assumption; refresh on the L1 norm's other names. March 15, 2022

social-media

On Opting Out: not submitting to CVPR 2022 November 12, 2021
Comments on the social media motion at CVPR 2021 June 15, 2021
Custom tweet deleting when you have more than 3,200 tweets. March 4, 2021
List-article of scientific tips: writing, speaking, social media, and code. December 4, 2019
Creating Twitter cards on Jekyll websites. November 12, 2018

statement-of-purpose

Statement of Purpose, or Personal Statement, for graduate school. January 18, 2021

std-library

Random number generators in C++: it matters June 6, 2022
Distribution generators in C++ November 11, 2021

tags

Displaying posts by tag in Jekyll, using Liquid. May 31, 2021

teleconverter

Focus and autofocus troubleshooting with a teleconverter October 7, 2021

tiff

Compression in ImageMagick May 10, 2022
Converting images to a .tiff with specific DPI. April 14, 2022

tikz

Tikz: creating a line break in a node. October 26, 2021

triangulation

N-view triangulation: nonlinear least squares reprojection error (4). November 7, 2021
Normalization in DLT triangulation methods (3). November 4, 2021
N-view triangulation: DLT methods 2 and 3 (2). October 31, 2021
N-view triangulation: DLT homogeneous method 1 (1). October 30, 2021

tripod

Keeping a long lens on the tripod in the field: specialized Acra-Swiss plates June 6, 2021

tutorial

My reviewing style, or how to review technical papers when you've not been taught how. June 9, 2019

tutorials

Converting OpenCV cameras to OpenGL cameras. June 28, 2019
Docker: What's the deal with `WORKDIR`? August 16, 2018
Creating Ubuntu containers with libraries (Page 3). August 4, 2018
More complex Hello World in C++, automated builds (Page2). July 29, 2018
Hello World: a Tutorial series with C++, Docker, and Ubuntu. July 28, 2018

twitter

Size limits for Twitter card images June 14, 2021
std::filesystem in c++17 June 14, 2021
Custom tweet deleting when you have more than 3,200 tweets. March 4, 2021
Creating Twitter cards on Jekyll websites. November 12, 2018

types

YAML is weird. March 15, 2021

ubuntu

Getting Jekyll sites to generate on Ubuntu 20.04 in 2021 June 5, 2021
Copying files that match a pattern into a directory. May 28, 2021
Remembering how to install Docker in 2021. May 24, 2021
Installing MS Teams client on Ubuntu. September 9, 2020
Creating Ubuntu containers with libraries (Page 3). August 4, 2018
More complex Hello World in C++, automated builds (Page2). July 29, 2018
Hello World: a Tutorial series with C++, Docker, and Ubuntu. July 28, 2018

valgrind

Bash: writing the output and errors to a file, some Valgrind. August 26, 2021

video

Rotating a video by 90 degrees. August 23, 2020
Creating stop action videos at home. May 22, 2020

visualizations

Converting OpenCV cameras to OpenGL cameras. June 28, 2019

watermark

A custom program to watermark images using Image Magick. July 15, 2021
Using Image Magick to create watermarks. January 23, 2021

websites

Some vertical marks won't work in MathJax. March 27, 2022
Equation numbers in blog posts with MathJax. February 13, 2022
Creating variables in Liquid for use in a Jekyll-generated page. June 30, 2021
Getting Jekyll sites to generate on Ubuntu 20.04 in 2021 June 5, 2021
Displaying posts by tag in Jekyll, using Liquid. May 31, 2021
How to do redirects in Jekyll. May 27, 2021
Track down bad links with Linkchecker May 25, 2021
Website starter guide for scientists in 2020, and some Jekyll hacks. November 7, 2020
Blacklight, a website privacy inspector. October 2, 2020
StatCounter: moving on from the big G. September 7, 2020
How to get RSS set up on non-post pages. September 2, 2020
HTML: How to get images and text on the same line. August 31, 2020
Jekyll upgrade. August 29, 2020
Docker-Jekyll February 20, 2020

wildlife

Getting started in wildlife photography: favorite guides and impressions. June 18, 2021

windows

How to change directory to an external disk using the command line in Windows. April 16, 2022
Batch renaming files in Windows. March 21, 2022

work-life

The Research Career Constraint Satisfaction Problem July 14, 2021

writing

One person's approach to writing. July 27, 2020
List-article of scientific tips: writing, speaking, social media, and code. December 4, 2019
Basic submission checklist. May 9, 2019

xml

XML-based MS Office documents are really renamed zip files June 4, 2021

yaml

YAML is weird. March 15, 2021

zip

XML-based MS Office documents are really renamed zip files June 4, 2021

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