... Astronomers have developed their ways of processing signals almost independent to but sometimes collaboratively with engineers, although the fundamental of signal processing is same: extracting information. ... 2007 Vol 24 Issue 4: Bootstrap methods in signal processing . ... Bootstrap for Empirical Multifractal Analysis (H. Wendt, P. Abry & S. Jaffard) explains block bootstrap methods for dependent data, bootstrap confidence limits, bootstrap hypothesis testing in addition to multifractal analysis....

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• The AstroStat Slog Blog Archive Change Point Problem
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• The AstroStat Slog change point problem

... Aurora from Space . ... Magnetic Storms . ... Solar fast Particles . ... Currently more than 200 communication satellites circle the Earth in synchronous orbit . ... Another effect of magnetic storms (and to lesser extent, of substorms) is a greater intensity of the electric currents circulating between Earth and distant space. ... One spacecraft would orbit near Earth, the other would be stationed elsewhere in the Earth's orbit around the Sun, capturing a sideways view of solar eruptions. ...

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• The Magnetopause -- History

... an error occurred while processing this directive] . Satellite passes used for composition: . ... an error occurred while processing this directive] [an error occurred while processing this directive] . For information send a mail to: info@sputnik.infospace.ru . ...

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• [an error occurred while processing this directive]

... While much high spatial frequency information in the image is permanently destroyed by smearing with the response of the "fat" pixels, the quality of the image can nevertheless be greatly improved by combining sub-pixel dithered images. ... Another standard simple linear technique for combining shifted images, descriptively named "shift-and-add", has been used for many years to combine dithered infrared data on a finer grid. ... Drizzle runs under the NOAO image processing software IRAF. ...

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• Projects and Papers
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• Errors Messages and Problems

... Home page and Introduction to "De Magnete" . ... Performing Gilbert's Experiment on Induced Magnetism . ... Gauss and the Global Magnetic Field . ... The Dynamo Process . The Self-Sustaining Dynamo in the Earth's Core . ... The Magnetosphere . ... A Millennium of Geomagnetism" . ... Teaching about the Earth's Magnetism in Earth Sciences , a one-hour illustrated talk given by the author 18 November 2000 before the regional meeting of the National Association of Science teachers (NSTA). ...

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• The Dynamo Process
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... Facts of the Tunguska paradox . Hypotheses about the nature of the Tunguska explosion . Bibliography . ... Puzzles of the Tunguska event . Tunguska sketches . ... Review of studies of the Tunguska phenomenon . ... Vasilyev . ... Map and photos of the Tunguska site . Detailed maps of the epicenter of explosion . ... Photos . ... The expedition "Tunguska 2004" . ... The expedition "Tunguska 2001" . The expedition "Tunguska 2000" . ... The expedition "Tunguska 2002" . ...

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... There is a search machine which is valuable if you have a problem which can be described in terms of a few key words. The technical forums will also describe new facilities as they are brought on-line. CA-forum - compact array technical issues . ... The Narrabri Compact Array documentation . ... Search tool ----- This only covers the epping web site. ... 04-Apr-1997 M.J.L. Kesteven (mkesteve@atnf.csiro.au) . ...

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• PPTA Wiki | Main / Processing
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... Of course, the scope of chaos is vast, and we do not dare to cover it all. ... He will highly appreciate your help in compiling the list of URLs to such scientific groups and institutions. http://www.cplire.ru/win/InformChaosLab/ - InformChaos Lab (Moscow) . http://chaos.ssu.runnet.ru/ - Laboratory of Nonlinear Dynamics at Saratov State University (Saratov) . ... http://optics.npi.msu.su/sci/chaos.html - Chaos in laser systems . ... http://www.chaotic.com - Randle, Inc. ... Time: 2-6 July, 2001 . ...

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• Alexander V. Zaitsev
• Processing Pictures - "InformChaos" Software
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... Apache HTTP Server Version 2.2 . Apache > HTTP Server > Documentation > Version 2.2 . ... This document discusses some of the technical details of mod_rewrite and URL matching. Internal Processing . API Phases . Ruleset Processing . ... So, after a request comes in and Apache has determined the corresponding server (or virtual server) the rewriting engine starts processing of all mod_rewrite directives from the per-server configuration in the URL-to-filename phase. ...

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• Support and Information Services
• prefork - Apache HTTP Server
• mod_charset_lite - Apache HTTP Server

... Apache HTTP Server Version 2.4 . ... This Multi-Processing Module (MPM) implements a non-threaded, pre-forking web server. ... Apache httpd always tries to maintain several spare or idle server processes, which stand ready to serve incoming requests. ... Maximum number of idle child server processes . ... The MaxSpareServers directive sets the desired maximum number of idle child server processes. ... The MinSpareServers directive sets the desired minimum number of idle child server processes. ...

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• event - Apache HTTP Server
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... Institutes of Chernogolovka . The largest of all the scientific institutions of the center is the Institute of Chemical Physics in Chernogolovka , where fundamental problems of chemical physics are studied: kinetics and mechanisms of chemical and biological processes; processes of combustion, explosion, and polymerization; and mechanisms of elementary reactions involving high energy particles. ... Developments and Technologies . ...

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• Astronomy: Olympiad of Scientific Centres: Institutes of Chernogolovka
• III International Astronomy Olympiad, Problems to solve
• Department of Special Materials Processing

... Bojan Nikolic web pages (r. 329) . ... The PGPLOT package can produce high quality postscript output. ... I?ve found that the following sequence of post-processing operations produces identical output and often much smaller files: . ... eps2eps infile.eps interfile1 . ... Above infile.eps is the postcript figure as produced by PGPLOT, interfile1 and interfile2 are intermediate files and finalfile.eps is the final compressed encapsulated postscript figure. ...

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• Post-processing PGPLOT postscript output

... This recently reintroduced area of research at the Observatory continues a tradition established at the Observatory by E.J. Opik , focusing on problems involving the origin and evolution of comets , their dynamical transfer from the Oort cloud and other reservoirs into short-period orbits , the interrelationship between comets and asteroids (particularly objects in Earth-crossing ... The first concerns the origin and evolution of the Oort cloud in the Galaxy. ...

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• Unsolved Problems
• UNSOLVED PROBLEMS
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Origin & Evolution of Magnetic Fields Ellen Zweibel zweibel@astro.wisc.edu Depar tments of Astronomy & Physics University of Wisconsin, Madison and Center for Magnetic Self-Organization in Laboratory and Astrophysical Plasmas Origin & EvolutionofMagnetic Fields ­ p.1/17 Importance of the Problem A cosmological problem. ... Interplay with ISM studies Structure of galactic fields on large & small scales? How do fields affect turbulence? ... Origin & EvolutionofMagnetic Fields ­ p.7/17 We Also Know.. ...

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• pdev diagnostics
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Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... A most promising problem is to investigate the interaction of two VHF powerful radiowave beams in the ionosphere, whose difference frequency is equal to the plasma frequency in some ionospheric area (that is, the difference frequency is taken in the range 1-8 MHz). ... Two-frequency interaction effects are based on radiowave non-linear mixing, which is rather complicated when describing and modelling the experiment. ...

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• East Siberian Center for the Earth's Ionosphere Research. Capabilities and

... Events INTERNATIONAL CONFERENCE ON SCIENCE AND TECHNOLOGY PROBLEMS AND PROSPECT OF THE PROPULSION ENGINEERING DEVELOPMENT . ... INTERNATIONAL CONFERENCE ON SCIENCE AND TECHNOLOGY PROBLEMS AND PROSPECT OF THE PROPULSION ENGINEERING DEVELOPMENT . ... Development prospects and use of engines for aviation, space - rocket systems, motor transport mechanical engineering and stationary power supply installations . ... Propulsion engineering, power engineering and space vehicle ecology problems . ...

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• International Scientific Conference "Problems and Perspectives of Engine
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... Астронет | ... The formation of chemical peculiarities in stellar atmospheres . ... Asymmetry in the variability of radio sources towards the centre and anti-centre of the galaxy . ... Mathematical methods in studying the structure and dynamics of gravitating systems . ... Mathematical methods in studying the structure and dynamics of gravitating systems: Preface . ... On the astronomical applications of the dynamics of hierarchical systems . ... Dynamics of gaseous disks of spiral galaxies . ...

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• XWare > APOD

... at the IITP. 1993-1995: researcher at Moscow International Mathematical Institut. a) Mathematics: Theory of Probability, Random Processes , Mathematical Physics, Theory of Interacted Particle Systems. b) Queueing Theory: Queueing Networks , application of the Theory of Markov Processes with Local Interactions to Networks with a large number of queues, Asymptotical Properties of Queueing ... A.N.Rybko, "Stationary Distributions of Markov Processes Modelling Queueing Networks". ...

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• Conference "Random Processes, Conformal Field Theory and Integrable Systems"
• ANR OTARIE project: transport optimization and applications
• Michael RaskinтА’s homepage

Microsymposium 34, MS047, 2001 SOME PROBLEMS OF THE EVOLUTION OF ASTEROIDS ­ RUBBLE PILE. ... Evidently, we can distinguish two processes: distant interactions, where there is no direct contact between separate fragments, and close contact interactions, where the fragments collide with one another. ... Such a rubble pile with a dust atmosphere differs from a cometary nucleus only in the absence of a volatile gas component, which is usually considered the cause of the appearance of cometary dust. ...

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• http://selena.sai.msu.ru/San/Publications/ms38/ms059.pdf

The problem of turbulence is one of the most important and challenging problem of the modern science. ... An experimental investigation of turbulent flows with special experimental setup and equipment, which allow to obtain reliable data with good precision, is very difficult and expensive process. ... The natural assumption for the theory of turbulence is that there exist some (unknown yet) general and universal properties for wide range of different turbulent flows. ...

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• Building and Installing the Distribution