+ 1 (binding). Suresh
On Jun 12, 2013, at 2:22 PM, "Ramirez, Paul M (398J)" <paul.m.rami...@jpl.nasa.gov> wrote: > All, > > I'd like to call a VOTE for the acceptance of Apache HotdoG into the > Incubator. I'll leave the VOTE open for the rest of the week and close it out > Monday, June 17th early am PT. > > [ ] +1 Accept Apache HotdoG into the Incubator > [ ] +0 Don't care. > [ ] -1 Don't accept Apache HotdoG because... > > Full Proposal is pasted at the end of this email. Only VOTEs from Incubator > PMC members are binding, but all are welcome to express their thoughts. > > This is a second pass at this vote as I canceled it to pull in more mentors. > The following people voted on the first pass: > > Henry Saputra +1 (binding) > Chris Mattmann + 1 (binding) > > Thanks! > Paul Ramirez > > P.S. +1 from me (binding) > > > = HotdoG Proposal = > > == Abstract == > > The HotdoG project is an effort and suite of tools to convert HDF/HDF-EOS > format into GeoTIFF format. This is the first of a potential series of > incoming projects originating from The HDF Group -- the non-profit > organization is interested in evaluating the ASF as a potential home for many > of its projects. The HDF Group is an independently funded organization that > started many years ago with major investment from NASA as the Hierarchical > Data Format (HDF), version 4 and now version 5, is the ''de facto'' remote > sensing data format for NASA missions, and an increasing number of other > disciplines including bio medicine, radio astronomy, climate science, and > other domains. > > HDF is both a data and metadata format, as well as a model for representing > and access information. There are numerous downstream tools that can read and > write HDF data, including a growing number of Geospatial data tools > (ESRI-based, and also OpenGeo and other community led efforts). In addition, > major interoperability efforts are also occurring between the remote sensing > community and the climate modeling community (which has traditionally favored > NetCDF as opposed to HDF) because of the efforts in HDF5 to leverage a common > data format and model. > > HotdoG is poised to be a first of its kind in the form of bringing one of the > major 2 data formats for science to the ASF (the other being the NetCDF > format). > > == Proposal == > HotdoG is a software converter that converts Earth Science data in > HDF/HDF-EOS format into GeoTIFF format. Doing so easily enables users of > remote sensing data to interoperate with common GIS tools (like WebGIS, Web > Processing, image analysis, and geo computational tools). We feel that the > project is an incremental step, and an appropriate focus with tangible > success possibilities by restraining our focus to HDF/HDF-EOS to GeoTIFF > conversion. > > There are numerous interesting paths that we can take the toolkit in -- as > conversion from remotely sensed data to GeoTIFF involves ensuring that the > HDF-EOS metadata elements can be appropriately represented using GeoTIFF > headers, and the associated format. Furthermore, capturing the HDF's > appropriate geo datum in GeoTIFF will be another important challenge. > > == Background == > > GeoTIFF is a data and metadata standard for Earth science applications. It is > based on binary Tagged Image File Format (TIFF). A GeoTIFF file has > geographic (or cartographic) data embedded as tags within the TIFF file that > are used to geo-locate the image. This is required for correct integration of > the image in Geographic Information Systems (GIS) and other popular tools > like Google Earth Pro. > > In the recent years, GeoTIFF has gained popularity as a visualization format > among NASA HDF Earth science user communities according to the NASA data > user's survey. However, the conversion from HDF to GeoTIFF is not > straightforward for end users because NASA HDF data products are diverse and > organized in many different ways. For example, go to http://hdfeos.org/zoo > and you'll see many scripting language examples because no single script can > correctly visualize all NASA HDF data. > > == Rationale == > > The HEG tool is limited to some NASA HDF-EOS2 products (no support for > HDF-EOS5 products) and it is not an open-source tool. The latest GDAL > (version 1.9.2 and above) is an open-source tool but it cannot handle many > non-HDF-EOS NASA HDF products such as TRMM (pure HDF4) and Aquarius (pure > HDF5) correctly and automatically. > > == Initial Goals == > > We'll improve GDAL to support NASA HDF products better by handling > geo-location information and physical meaning of data correctly and > automatically. > > We'll handle NASA products intelligently so novice users don't have to supply > many options or figure out the details about the data products. For advanced > users, we'll give a full control of accessing HDF products in many different > ways so that the converted GeoTIFF file is scientifically valid and > meaningful. > > We aim to provide command line tools first and evolve them into a GUI tool. > > > == Current Status == > > We're looking for people interested in HotdoG and to move the project into > the Apache Community. > > === Meritocracy === > We will discuss the milestone and the future plan in an open forum. We plan > to encourage an environment that supports a meritocracy. The contributors > will have different privileges according to their contributions. > > === Community === > > GIS and Earth Science > > === Core developers === > * H. Joe Lee <hyoklee AT hdfgroup DOT org> > * Denis Nadeau <denis DOT nadeau AT gmail DOT com> > * Andrey Kiselev <dron AT ak4719 DOT spb DOT edu> > * Pedro Vicente <pvicente AT uci DOt edu> > * John Evans <john DOT g DOT evans DOT ne AT gmail DOT com> > > === Alignment === > > HotdoG employs H4CF Conversion Toolkit for reading data and GDAL for writing > GeoTIFF. In addition, we plan to integrate HotdoG with other products from > new missions such as SMAP and IceSAT-2. > > If HEG becomes available as open source, HotdoG will employ it as well for > HDF-EOS2 products. > > == Known Risks == > > HDF-EOS2 and HDF-EOS5 libraries are distributed under the > [[http://opensource.org/licenses/NASA-1.3|NOSA license]] that may not be > compatible with Apache License. This will be vetted with the Legal Affairs > Committee and if found incompatible we will find a different way to read > HDF-EOS products. > > HDF is a flexible format which affords for unusual objects such as Point & > Zonal Averages (HDF-EOS), VData (HDF4), and compound datatype (HDF5) that > present challenges in mapping to GeoTIFF. To mitigate this challenge the > initial goals will focus on those objects which are more common place and > easily map to GeoTIFF. > > == Documentation == > > User's guide documentation will be provided via Doxygen. The guide will > contain specific GeoTIFF conversion examples for each NASA HDF data product. > > == External Dependencies == > * H4CF Conversion Toolkit > * GDAL > * HDF-EOS2 / HDF-EOS5 > * HDF4 / HDF5 > > == Required Resources == > === Mailing List === > * hotdog-private (with moderated subscription) > * hotdog-dev > * hotdog-commits > > === Issue Tracking === > JIRA HotdoG (HotdoG) > > === Other Resources === > * Wiki > * http://wiki.apache.org/HotdoG > > == Initial Committers == > * H. Joe Lee (The HDF Group) > * Mike Folk (The HDF Group) > * Paul Ramirez (NASA JPL) > * Chris Mattmann (NASA JPL) > * Lewis John McGibbney (Stanford University) > * Denis Nadeau (NASA NCCS) > * Pedro Vicente (University of California at Irvine) > * Babak Behzad (University of Illinois at Urbana-Champaign) > * Nawajish Noman (ESRI) > * John Evans > * Andrey Kiselev (SRCES RAS) > * Adam Estrada > > == Affiliations == > * H. Joe Lee (The HDF Group) > * Mike Folk (The HDF Group) > * Paul Ramirez (NASA JPL) > * Chris Mattmann (NASA JPL) > * Lewis John McGibbney (Stanford University) > * Denis Nadeau (NASA NCCS) > * Pedro Vicente (University of California at Irvine) > * Babak Behzad (University of Illinois at Urbana-Champaign) > * Nawajish Noman (ESRI) > * Andrey Kiselev (Scientific Research Center for Ecological Safety Russian > Academy of Science) > * Adam Estrada (MDA Information Systems) > > === Champion === > * Paul Ramirez <paul DOT m DOT ramirez AT jpl DOT nasa DOT gov> > > === Nominated Mentors === > * Chris Mattmann > * Paul Ramirez > * Joe Brockmeier > * Greg Reddin > > === Sponsoring Entity === > * Apache Incubator > > > --Paul Ramirez --------------------------------------------------------------------- To unsubscribe, e-mail: general-unsubscr...@incubator.apache.org For additional commands, e-mail: general-h...@incubator.apache.org
