I can throw very large images with
very long process times at it, and the Prism just cranks it up and does it.
In early January, the center also supported SDSU adjunct faculty medical
doctors who work with the U. SDSU collaborates with Lucian Plesea at NASA's Jet Propulsion
Laboratory, which is currently finishing the creation of the global datasets
from the Landsat7 satellite, which will be transferred to SDSU's lab for
further processing, in the Silicon Graphics Prism into the GMX format.
"We've doubled the number of bricks we had originally," says Graham .com. All other trademarks mentioned herein are the property
of their respective owners.

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"We
chose the Silicon Graphics Prism system because it's hard to find a single
machine with so many CPUs and so much RAM. Because of the high-performance and speed of the
Silicon Graphics Prism system, the Visualization Center was able to process
the high-resolution satellite imagery and deliver high-fidelity 3D geospatial
visualization and maps to relief workers and government officials so they
could establish initial refugee camps and provide emergency medical care. By visualizing hundreds of gigabytes of geospatial
data on a Silicon Graphics Prism system, with eight Intel Itanium 2
processors, four graphics pipes and 24GB of memory, the researchers at the
Visualization Center are able to continuously create up-to-date 3D
fly-throughs that depict the changes wrought by the tsunami."
The GeoMatrix Toolkit from GeoFusion, Inc. The Visualization Center directly connects into the supercomputer
center via fiber optic cables that can provide tens of gigabits per second of
bandwidth to the San Diego Supercomputing Center and wide area supercomputing
networks.
"The release of the new floating -point operator library supports customers
developing advanced communication systems in the broadband , 4G, beyond 3G
(B3G) and JTRS space. The license
price for the DVB-S2 FEC Encoder core is USD $1000.

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The
Silicon Graphics Prism system's powerful 64-bit Linux(R) OS environment based
on Intel (R) Itanium(R) 2 CPUs allows conversion of all data into easily
accessible, open source format; the data is then stored back out to the
servers at SDSU for public access. Soon, SDSU will be processing imagery on the Silicon Graphics
Prism system that will extend their mapping and security possibilities to
greater Los Angeles, followed by the entire state of California. That, and the use of open source
software on top of these fast, scalable Silicon Graphics computers, is the
real story.

Xilinx Strengthens DSP IP Library With New Floating-Point and Digital Video Broadcasting S2 Cores

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"
SDSU also plays a role in the development of high-performance grid
computing. "Parallel configurations of the new operators in our Virtex-4 device
technology delivers the high-performance required in advanced wireless systems
in a cost effective manner.com/dsp.

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SGI Visualization Technology Accelerates Homeland Security Ongoing Tsunami Relief and High-Performance Visual Grid Computing at San Diego State University

"
For example, the Silicon Graphics Prism system was up and running when the
horrific tsunami arose from the Indian Ocean on December 26, 2004. "We
started out with two pipes, two bricks, 12GB of RAM and 4 CPUs and then
doubled it, 24GB memory and 8 CPUs."

About San Diego State University
San Diego State University is the oldest and largest institution of higher
education in the San Diego region.edu.

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Increasing homeland security efforts through the use of advanced ,
high-resolution 3D GIS and video surveillance is another area in which the
SDSU Visualization Center is actively involved.
The datasets will only get bigger. That's a pretty unique thing , to be able to
organically grow your computer.

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The SGI(R) technology at the SDSU Visualization Center is
involved in many projects including natural disaster mitigation and response,
homeland security , remote sensing and environmental monitoring, global sharing
of information and collaborative visualization , and grid computing.

SILICON GRAPHICS | The Source of Innovation and Discovery(TM)
SGI, also known as Silicon Graphics, Inc. Whether it's sharing images to aid in brain surgery, finding oil
more efficiently, studying global climate, providing technologies for homeland
security and defense or enabling the transition from analog to digital
broadcasting, SGI is dedicated to addressing the next class of challenges for
scientific, engineering and creative users. Smart
Antenna System .

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MOUNTAIN VIEW, Calif.
"Some of our images are 20GB files, so when you have to mosaic three of
those 20GB files together, which is what I'm doing right now with the
California -Mexico border, it really helps to have the multiprocessor support
in the program that's doing it ," said John Graham. "To put three 20GB files
together as one, then write those out to the GeoFusion GMX format took 10
hours on the Prism, and if I wasn't running on a multiprocessor-aware software
system, it would have taken easily over 100 hours, again, just to process this
image. Founded in 1897, SDSU offers bachelor's
degrees in 81 areas, master's degrees in 72 and doctorates in 16 . Intel and Itanium are trademarks or
registered trademarks of Intel Corporation or its subsidiaries in the United
States and other countries. To increase the throughput of the core, the input and
output data word length can be widened to allow internal parallel processing
of the data. is the worldwide leader of programmable logic solutions.

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SDSU was
one of the first of any organizations to acquire high-resolution
before-and-after satellite imagery of Banda Aceh, Indonesia, where the worst
devastation occurred. Visualization Center
researchers have collaborated with local law enforcement and fire departments
to create a 60GB 3D GIS model of all of San Diego County using their Silicon
Graphics Prism system.
Another current project, for the U.S. The GMX
format highly pre-compresses and optimizes visual data in files, making it
ready for the GeoFusion engine to display interactively on local
high-resolution displays or on a Web browser for remote access. SGI's vision is to provide technology
that enables the most significant scientific and creative breakthroughs of the
21st century.

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"With 8 CPUs running our image processing software, we get 10 times the
improvement of speed, so a project that would have taken 100 hours takes 10,"
said John Graham, senior research scientist at SDSU Visualization Center. Its
shared-memory, shared disks and shared applications are accessible across the
country or on the other side of the world., Xilinx, Inc.
(Logo: http: //www. The new core, included with Xilinx ISE(TM) software, enables
customers to reduce component count, thus reducing overall system cost by
performing the Floating-Point arithmetic using the FPGA . The arithmetic word length in this system can be reduced below
IEEE754 single precision, allowing substantial savings in FPGA resources and
power consumption.
Key features include:

-- IEEE-754 standard compliant floating-point operators, supporting
add/subtract , multiply, divide, compare and square-root operations
-- Can be configured for high-speed operation with an instruction
issued on every clock cycle
-- Parameterized fraction and exponent word lengths, including single
and double precision
-- Includes multi-cycle divide to reduce resource requirements for
single precision

About the DVB-S2 FEC Encoder Core
The DVB-S2 FEC Encoder core provides designers with an FEC encoding block
for DVB-S2 systems. The
Floating-Point Operator is included with the latest version of the Xilinx CORE
Generator(TM) System.xilinx.

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"We don't know the final size of all the rendered images that are
creating the global mosaic as yet, but very big, of course. SDSU's
nearly 33,000 students participate in academic curricula distinguished by
direct contact with faculty and an increasing international emphasis that
prepares students for a global future.

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"The interactivity is phenomenal , and just like the San Diego county
images, the global mosaics will be available at our website to anyone. "
"The ever-expanding datasets that the SDSU Immersive Visualization Center
is processing , and the myriad applications these geophysical images serve,
demonstrates the robust power and impressive versatility of the Silicon
Graphics Prism visualization system," said Shawn Underwood, director, Visual
Systems Group, SGI.com
650-933-5683

SGI PR HOTLINE
650-933-7777

SGI PR FACSIMILE
650-933-0283

The new Digital Video Broadcasting Satellite Version 2 (DVB-S2) FEC
Encoder core for performing FEC in DVB-S2 system is based on concatenation of
Bose-Chaudhuri-Hochquenghen (BCH) with Low Density Parity Check (LDPC). Chris Dick, chief DSP Scientist at
Xilinx.
Key features include:

-- Forward Error Correction for DVB -S2 supporting all code rates and
both normal as well as short frames
-- Allow parallelization to increase throughput by setting the number
of input/output bits to 4
-- Fully optimized for speed and area
-- Fully synchronous design using a single clock

Pricing and Availability
All cores are available now from Xilinx at: http: //www.

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For more information log on to http://www. Enhancements to these cores
include full support for the latest ISE 7.

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Border Patrol, uses open source
programs based on Geospatial Data Abstraction Library (GDAL) that are
translating and re-projecting 6-inch per pixel aerial photography of the
California-Mexico border. If we want to add more capacity to the
Prism, we can just keep on adding more bricks, more CPUs, more memory, more
graphics pipes, a bigger rack. "As scientists, automotive and aerospace manufacturers,
and researchers throughout the world are discovering, the Silicon Graphics
Prism system processes and delivers the highest fidelity 3D interactive images
at real-time speed , and the variety of applications those images can
serve -- from saving lives to protecting borders -- is truly limited only by
our imaginations. Designers can
immediately download the new DSP library and other IP cores in the latest
release at http://www."

About the Floating-Point Operator Core
The Floating-Point Operator core delivers exceptionally high
Floating-Point arithmetic performance through parallelism, enabling a finer
weight calculation in advance adaptive signal processing system, e.

About Xilinx
Xilinx, Inc.

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, To rapidly process
and disseminate large 3D geophysical datasets for a number of vital national
and international programs and educational activities , the Immersive
Visualization Center at San Diego State University (SDSU) relies on the
high-performance computing and visualization technology of Silicon Graphics
(NYSE: SGI). By displaying interactive , high-performance
visualizations on displays with 5 to 50 million pixels of resolution,
decision -makers in environmental planning or homeland security, for instance,
are able to rapidly reach conclusions based on shared observations. It will definitely
be several terabytes. "Once connected directly to
the fiber network, the Visualization Center joins the OptiPuter concept where
you're making your computer power available across a fast glass network. (Nasdaq: XLNX) today
announced the immediate availability of its latest Digital Signal Processing
(DSP) IP library based on Xilinx Virtex(TM) -4 FPGAs and Spartan(TM)-3E FPGAs.newscom.

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, is a leader in high-performance
computing, visualization and storage.com.

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1i development tool and greater
optimization for performance, silicon utilization or both.com/cgi-bin/prnh/20020822/XLNXLOGO )
The new Floating-Point LogiCORE(TM) module developed in conjunction with
Qinetiq, delivers tens of Giga Floating-Point Operations per Second (GFLOPS)
and supports processing requirements in advanced communication and radar
systems.7dB from the Shannon
limit, providing an extremely high encoding output rate of about 700Mbits/s
using Xilinx Virtex-4 devices.

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Rapidly becoming the nerve center for all of these efforts, the Silicon
Graphics Prism(TM) visualization system at SDSU is an integral part of the
geospatial image-processing pipeline used to create new datasets, processing
image files up to 20GB in size to create mosaics up to 60GB and beyond. The scalable
computing power and large memory of their Silicon Graphics Prism system allows
researchers at the Visualization Center to use GeoMatrix tools to process
their 20GB to 100GB data sets directly from memory, while the system's
multi-pipe visualization capability allows them to bring together large groups
for critical decisions. With offices worldwide, the
company is headquartered in Mountain View, Calif.xilinx. The
inner coding brings the performance at times only 0.

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military, NGOs (non-government organizations)
and the United Nations. provides the backbone for the
Visualization Center's high performance GIS environment. For a limited time, customers can use the Floating-Point
Operator IP at no cost (standard list price of $995).

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"
The scalability of the SGI Prism visualization solution has allowed the
Visualization Center, through SGI(R) NUMAflex (TM) architecture, to expand as
quickly as their needs.
"With 10 gigabit Ethernet in the Silicon Graphics Prism, we will directly
connect into very fast computer networks, including National Lambda Rail,
Starlight, through Cal IT2 and TerraGrid, and internationally with a couple of
different peering arrangements," explains Graham., and can be found on the Web
at http://www.

MEDIA CONTACT
Lisa Pistacchio
pistacchio@sgi.
Updates to the library include a suite of Floating-Point Operators, a DVB FEC
encoder core, and key enhancements to existing cores including Turbo
Convolutional Decoder UMTS/3GPP, Reed Solomon Decoder, Reed Solomon Encoder,
Viterbi Decoder , Direct Digital Synthesizer, MAC FIR filter, Complex
Multiplier core and Multiplier Accumulator.

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NOTE: Silicon Graphics, SGI, the SGI cube and the SGI logo are registered
trademarks and Silicon Graphics Prism, NUMAflex and The Source of Innovation
and Discovery are trademarks of Silicon Graphics, Inc.

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, in the United States
and/or other countries worldwide.New Floating Point Core Enables Adaptive Beam Forming Antenna System and Radar
Signal Processing

SAN JOSE, Calif.

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S. This model features one-foot resolution imagery, and is
used in collaborative practice exercises with local agencies and for a
graduate studies course on the use of mapping technology and visualization
techniques.com/ipcenter.g.
Additional information about Xilinx is available at http://www.

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The Visualization Center is about to
receive global Landsat7 mosaics that are 15-metre resolution, covering the
entire planet. The SDSU Immersive Visualization Center
is co-directed by Eric Frost (SDSU) and Bob Welty (SDSURF), and is employed
extensively in support of Humanitarian and Homeland Security initiatives, and
support to the SDSU Interdisciplinary Homeland Security Master's Degree
Program. Linux is a registered trademark of Linus Torvalds
in several countries.

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You
will be able to go anywhere on the planet and zoom right down, and see the
latest results that were processed on the Silicon Graphics Prism," notes
Graham.sdsu.sgi. These operators are key functions required for
delivering numerically robust implementations of QR-decompositions (QRD)
matrix inversion, singular value decomposition and Cholesky factorization for
beam forming and MIMO processing," said Dr.xilinx. The DVB-S2 FEC Encoder
core is available as separately licensed parameterized netlists.

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