Choosing more than one architecture type
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 moreAltering jobs that are in the queue
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 moreResearch Software Design Tradeoffs
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 moreSummer Undergraduate Research Students
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 moreDrosophila Tour
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 moreMicroscope Demonstration
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 …
Introduction to ICER, Buell Lab Presentation
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 moreImage Stitching
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 morevideo size and bitrates
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 morekeepalive script - solution to work around automounter problems
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 …
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