Duncan Carlsmith

University of Wisconsin - Madison

Last seen: Today | Actif depuis 2022

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Physics professor active in computational physics education for 1st-year university students.

Programming Languages:
Python, C++, MATLAB, HTML, Fortran
Spoken Languages:
English

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A soumis

Simple camera calibration using stars
A Live Script that shows how to perform a simple camera calibration using an image of stars.

19 jours il y a | 7 téléchargements |

A soumis

RA-Dec Alt-Az Conversion Explorer
Converts right ascension (RA) and declination (Dec) to and from altitude (Alt) and azimuth (Az) and compares to star gazing apps...

26 jours il y a | 1 téléchargement |

A soumis

Mobile Phone Star Explorer
Matches star candidate right ascension, declination, and magnitude to Yale Bright Star and Henry Draper catalogs.

environ 2 mois il y a | 2 téléchargements |

A répondu
How to open a .raw file in MATLAB
Some references applicable to "rgb" "raw" and dng are https://blogs.mathworks.com/steve/2011/03/08/tips-for-reading-a-camera-r...

environ 2 mois il y a | 0

A soumis

iPhone Text2Speech Voice Controller
A Live Script illustrating text-to-speech generation of custom iPhone Voice Control command sequences.

environ 2 mois il y a | 4 téléchargements |

A soumis

Color Panel Array Explorer
Live Script explores image processing of a stained glass window image and makes color panel arrays ala artist Gerhard Richter.

2 mois il y a | 1 téléchargement |

A soumis

iPhone Voice Controller
Explore how to totally control your iPhone programmatically via voice commands.

3 mois il y a | 6 téléchargements |

A soumis

Exiftool Explorer
Explores native use of exiftool for image metadata editing.

3 mois il y a | 3 téléchargements |

A répondu
How do I decode DigitalCamera.MakerNote returned by imfinfo as a vector of doubles?
Answering my own question after much ferreting around. It appears that the APPLE makernotes file is a BLIST, a binary version of...

3 mois il y a | 0

| A accepté

Question

How do I decode DigitalCamera.MakerNote returned by imfinfo as a vector of doubles?
I have a iPhone .jpg taken with location services for the camera enabled. Using EXIFTool , I can see data (shown below) that I n...

3 mois il y a | 1 réponse | 0

1

réponse

A soumis

Bright Stars, Variable Stars, Constellations, and Asterisms
Explores IAU, HD, YBS, GCVS, and open-source star catalogs, BAA variable star data, IAU constellation boundaries, and asterism l...

3 mois il y a | 1 téléchargement |

A soumis

GAIA Data Explorer
Illustrates how to download and explore GAIA astrometry data.

4 mois il y a | 3 téléchargements |

A soumis

Celestial And Image Coordinate Projections Using FITS WCS
Provides and illustrates functions to transform between RA and DEC and image XY using FITS WCS information.

4 mois il y a | 4 téléchargements |

A répondu
Curve fitting using different functions
You are asking about nonlinear fitting and several choices are available including nlinfit. Try can try using Curve Fitter, from...

5 mois il y a | 0

A soumis

Hipparcos Astronomy Explorer
Explores positions, velocities, magnitudes, and colors of 118k nearby Hipparcos single stars and clusters.

5 mois il y a | 3 téléchargements |

A soumis

Mobile Phone Astrometry Explorer
Finds stars in a mobile phone night sky image using median-subtraction and peak-finding and compares to results from astrometry....

5 mois il y a | 4 téléchargements |

Question

zoom image interactively maintaining a square zoom field
I'd like to use the + button with e.g. some control key, or some other trick, in order to zoom interactively on an image while m...

6 mois il y a | 2 réponses | 0

2

réponses

A soumis

Translate R to MATLAB and MATLAB to R with ChatGPT
Illustrates translation of a simple R script to MATLAB, and back to R, using OpenAI's ChatGPT.

6 mois il y a | 5 téléchargements |

A répondu
Finding minimum within a set of rows below a certain point?
% Make fake data, rows of random monotonically increasing values. X=cumsum(rand(10),2) % Make logical array for values satisfy...

6 mois il y a | 0

A soumis

Generate MATLAB Code With BING
Examples of MATLAB code generation with BING.

6 mois il y a | 2 téléchargements |