Choosing more than one architecture type

Tue 28 August 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migration of unmigrated content due to installation of a new plugin"

Although all of our nodes are binary compatible, the HPCC is a heterogeneous cluster based built from many different types of nodes. The node types are based on the type of architecture that the …

read more

Altering jobs that are in the queue

Wed 15 August 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migration of unmigrated content due to installation of a new plugin"

Recently a user came by my office to complain that his jobs where not running in the queue. This is a reasonable complainte because many of our nodes are being drained to reboot and …

read more

Research Software Design Tradeoffs

Thu 02 August 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"

After the successes (and setbacks) of our five summer undergraduate research assistants, we finally have a useable ChamView prototype that is based on my concept of an image grammar. My work over the last week or so has been to …

read more

Summer Undergraduate Research Students

Tue 31 July 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"

I had a wonderful opportunity this summer to work with five undergraduate students on my research. The students were part of a 10 week research program and worked on different components of the ChamView Project. This was the largest group …

read more

Drosophila Tour

Fri 15 June 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"We had the opportunity last week to stop by the Dworkin lab for a quick tour.Dr. Ian Dworkin (link toDworkinlab) is doing someinteresting work studying evolution and drosophila wings (fruit flies). He hadrows of cages, each filled with different …

read more

Microscope Demonstration

Wed 06 June 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"

Our research team had an opportunity to see a demonstration of an Olympus two-photon microscope .
This impressive piece of hardware can take focused depth images into a sample.These types of scopes are used specifically with biological samples that canbe …

read more

Introduction to ICER, Buell Lab Presentation

Wed 30 May 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"

The following are links to slides for a presentation that John Johnston and I are giving to Dr. Robin's Buell's lab tomorrow. This presentation is a an introduction to iCER and the HPCC that focuses on Bioinformatics and Pleasantly Parallel …

read more

Image Stitching

Tue 29 May 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"I have a video stitching program that I wrote in MATLAB to combine twooverlapping videos into one (See figure below):Combining two overlapping videos into one image is an important step in ourscientific workflow for studying chameleons. Without image stitching …

read more

video size and bitrates

Thu 24 May 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migrated to Confluence 4.0"

A question that comes up in my research periodically is how much hardware is needed to store and transmit video data? Generally, I get away with the off- the-cuff estimate of 1 hour of video needing 1GB of space. Recently …

read more

keepalive script - solution to work around automounter problems

Wed 23 May 2012 by Dr. Dirk Colbry

Blog post edited by Anonymous - "Migration of unmigrated content due to installation of a new plugin"

Sometimes the automounter does not properly mount the home directories on our hpcc system. This is not a problem when the job first starts because there is a epilogue script that runs before each …

read more