[Numpy-discussion] Job opportunity working with python

2012-09-24 Thread Scott Collis
Good evening fellow Numpy-ers!

I sent an email a while ago about a employment opportunity at Argonne National 
Laboratory but I think I sent it from the wrong address so it bounced.

We are seeking to hire some one to work on a python based toolkit for working 
with scanning weather radar. The main role for this person will be to find 
novel ways of working with large radar based data sets, probably writing code 
in C, C++ and Fortran to make advanced modules available in Python. Working 
with communities such as this will be encouraged  in this new position. Argonne 
is a multidisciplinary lab in the Chicago burbs.. once you get over the cold 
winters you will enjoy good parks, schools and easy access to Chicago!

Take a look at the description here:
http://www.arm.gov/news/jobs/post/18955

and use the PD to apply here: 
http://web.anl.gov/jobsearch/detail.jsp?userreqid=319854+EVS&lsBrowse=ALL

Basically you can read the job description as: This person will build and 
maintain a scikit for working with weather radars… 

Thanks for your time,
Scott


---
Dr Scott Collis
ARM Precipitation Radar Translator
Environmental Sciences Division
Argonne National Laboratory
Mb: +1 630 235 8025
Of: +1 630 252 0550
http://radar.arm.gov





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[Numpy-discussion] feature tracking in numpy/scipy

2013-03-02 Thread Scott Collis
Good afternoon list,
I am looking at feature tracking in a 2D numpy array, along the lines of Dixon 
and Wiener 1993 (for tracking precipitating storms)

Identifying features based on threshold is quite trivial using ndimage.label 

b_fld=np.zeros(mygrid.fields['rain_rate_A']['data'].shape)
rr=10
b_fld[mygrid.fields['rain_rate_A']['data'] > rr]=1.0
labels, numobjects = ndimage.label(b_fld[0,0,:,:])
(note mygrid.fields['rain_rate_A']['data'] is dimensions time,height, y, x)

using the matplotlib contouring and fetching the vertices I can get a nice list 
of polygons of rain rate above a certain threshold… Now from here I can just go 
and implement the Dixon and Wiener methodology but I thought I would check here 
first to see if anyone know of a object/feature tracking algorithm in 
numpy/scipy or using numpy arrays (it just seems like something people would 
want to do!).. i.e. something that looks back and forward in time and 
identifies polygon movement and identifies objects with temporal persistence.. 

Cheers!
Scott

Dixon, M., and G. Wiener, 1993: TITAN: Thunderstorm Identification, Tracking, 
Analysis, and Nowcasting—A Radar-based Methodology. Journal of Atmospheric and 
Oceanic Technology, 10, 785–797, 
doi:10.1175/1520-0426(1993)010<0785:TTITAA>2.0.CO;2.
http://journals.ametsoc.org/doi/abs/10.1175/1520-0426%281993%29010%3C0785%3ATTITAA%3E2.0.CO%3B2

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[Numpy-discussion] Position at Brookhaven National Laboratory..

2013-04-18 Thread Scott Collis
Good morning Numpy list!
A colleague of mine at Brookhaven National Laboratory (Long Island, NY) is 
hiring a "Senior Applications Analyst". One of the desired languages is Python, 
and as a strong collaborator with this group I can attest anyone with good 
python skills will do well there…
Here is the description:

Brookhaven National Laboratory's Atmospheric Science Division currently has a 
Full-Time opportunity for a Senior Applications Analyst. The major duties and 
responsibilities include the development of meteorological products which add 
value to and enhance the scientific usability of data (particularly from 
millimeter-wavelength radar systems) collected by the Department of Energy's 
Atmospheric Radiation Measurement (ARM) program. 

Required Knowledge, Skills and Abilities:
Bachelor’s degree with at least one year experience or equivalent experience 
(2:1 / work:education). Expertise in high-level programming languages 
(including one or more of C, IDL, Python, and Matlab). Experience working in a 
Linux/Unix environment. Attention to detail is essential, as is the ability to 
work well as part of a team. Strong written and oral communication skills. 

Preferred Knowledge, Skills, and Abilities:A background meteorology, radar 
applications or another physical science.

and here are the instructions:

To be considered for this position, apply online at www.bnl.gov and click Jobs, 
then click Search Job List and apply to job #16385

Any questions give me a yell and I can put you in contact with them..

and please feel free to disseminate!

Cheers,
Scott

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Re: [Numpy-discussion] "Become an Open Source Contributor" workshop

2015-09-24 Thread Scott Collis

Hey Jamie, List,
Having just come back from a conference where our toolkit, Py-ART [1] 
has picked up a nice following of people keen to contribute I was 
wondering if you will be opening this up via a google hangout or similar?


I would love to advertise this to our users. We all want more 
contributors and a big roadblock is understanding the fork and pull 
request system of GitHub


We did run a course that had some GitGub etc here: 
https://github.com/scollis/SusSoPrac You are welcome to use anything 
liberally!


Cheers,
Scott


On 9/23/15 4:39 PM, numpy-discussion-requ...@scipy.org wrote:

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Today's Topics:

1. "Become an Open Source Contributor" workshop
   (Jaime Fern?ndez del R?o)
2. Re: composition of the steering council (was Re: Governance
   model request) (Travis Oliphant)
3. Re: Governance model request (Stefan van der Walt)
4. Re: Governance model request (Matthew Brett)
5. Re: composition of the steering council (was Re: Governance
   model request) (Chris Barker)


--

Message: 1
Date: Wed, 23 Sep 2015 14:06:08 -0700
From: Jaime Fern?ndez del R?o 
To: SciPy Developers List ,  Discussion of
Numerical Python 
Subject: [Numpy-discussion] "Become an Open Source Contributor"
workshop
Message-ID:

Content-Type: text/plain; charset="utf-8"

Apologies for the cross-posting.

The Data Science Student Society of the University of California San Diego,
or DS3 @ UCSD as they like to call themselves, will be holding biweekly
Python themed workshops starting this fall.  On the week of October 19th,
they will be having yours truly doing a "Become an Open Source Contributor"
piece.  It will be a shortish event, 60-90 minutes, so my idea was to cover
the following:

1. (15 min) An introduction to the Python data science landscape.
2. (30 min) An overview of the GitHub workflow that most (all?) of the
projects follow.
3. (30-45 min) A hands on session, where we would make sure everyone
gets set up in GitHub, and forks and clones their favorite project.  Time
and participant willingness permitting, I would like to take advantage of
my commit bits, and have some of the participants submit a simple PR, e.g.
fixing a documentation typo, to NumPy or SciPy, and hit the green button
right there, so that they get to leave as knighted FOSS contributors.

And this is what I am hoping to get from you, the community:

1. If anyone in the area would like to get involved, please contact me.
I have recruited a couple of volunteers from PySanDiego, but could use more
help.
2. I'm also hoping to get some help, especially with the introductory
part.  Given that the crowd will mostly be university students and some
faculty, it would be great if someone who actually knew what they were
talking about could deliver a short, 10 minute talk, on Python, data
science, and academia.  I'm sure we could arrange it to have someone join
by video conference.
3. If you have organized anything similar in the past, and have material
that I could use to, ahem, draw inspiration from, or recommendations to
make, or whatever, I'd love to hear from you.

Thanks for reading!

Jaime



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[Numpy-discussion] Argonne is hiring a postdoc in radar forward modelling using Python

2015-11-02 Thread Scott Collis

Dear Numpy Users,
Argonne National Lab is hiring a postdoc working with the team behind 
Py-ART.


Please take a look and use this link to apply and direct any questions 
towards me.


http://careers.peopleclick.com/careerscp/client_argonnelab/post_doc/en_US/gateway.do?functionName=viewFromLink&localeCode=en-us&jobPostId=3702&source=Facebook&sourceType=NETWORKING_SITE

Long shot I know, but we found our key developer using this list last 
time :)


Cheers,
Scott
--
--
Dr Scott Collis
ARM Precipitation Radar Translator
Environmental Science Division
Argonne National Laboratory
Mb: +1 630 235 8025
Of: +1 630 252 0550
Become a Py-ART user today! http://arm-doe.github.io/pyart/ 
<https://mail.anl.gov/owa/redir.aspx?SURL=6Gb9R6pql6wXYIdIyZAUGYdacYOzf77r4Tkop87UR6KA6BgXxN7SCGgAdAB0AHAAOgAvAC8AYQByAG0ALQBkAG8AZQAuAGcAaQB0AGgAdQBiAC4AaQBvAC8AcAB5AGEAcgB0AC8A&URL=http%3a%2f%2farm-doe.github.io%2fpyart%2f>
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