Category Archives: Uncategorized

Screenshots of the day

a rough interface for the database, rather a rough index, a utility for the scheduler (more on this later). Trying to figure out the whole system …

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DESCRIBE images

Currently busy working on a sketch for the database. How to turn the informations we collected from the drives into a database backend? At the moment a table Images that replicates the fields used by Michael when he produced the … Continue reading

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Browsing Erkki’s diary with the help of Paul Hough

During a large part of his life Kurenniemi has produced a diary. Under different forms, written by hand in notebooks, on his computer, in audio cassettes and video. I recently opened a notebook exported in pdf from mathematica conceived by … Continue reading

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Motion vectors

MPEG movies, when compressed, analyze the movement of pixel data and use “motion vectors” to help achieve data compression. Movie players, like mplayer, support showing this data as a “debugging” feature. This blog post discusses the mplayer feature, and here … Continue reading

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More sorting by…

Tweaked the spreadsheet script to use PIL to resize the thumbnail images to a single pixel giving a rough impression of the average color of the image, then convert this to HSV for hue, saturation, and lightness values. Resulting images … Continue reading

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Faces of Kuvia

In our test folder Kuvia, we have many images taken daily by Erkki Kurenniemi. In order to detect which ones contain a human presence, we have run a  program written with Opencv using its python API. The algorithm that detects … Continue reading

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Thumbnails by time

We start working on the contents of the folder “kuvia” — Finnish for images — and just one of several folders of images. Of the approximately 17000 images, 12000 have EXIF data (straight from a digital camera). I write a … Continue reading

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EXIF Thumbnails

Working with the pyexiv2 library, discovered that images from digital camera’s typically have an embedded thumbnail image, available via standard metadata (EXIF) that is included within the image itself. Work with thumbnail images generated by the camera is interestesting in … Continue reading

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Associative Memory

While working on the image material in the digital archive, we listened to an audio recording of a lecture where Kurenniemi described the “associative memory” model of some of his early instruments where, in contrast with more conventional addressable memory, … Continue reading

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Computer Palette

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