... Compute the source position in DET coordinates [xdet, ydet] from sourcex , sourcey : If the input coordinate system (form sourcecoords ) is POS, convert sourcex , sourcey to EQPOS, using the attributes REFXCRVL and REFYCRVL from the spectrum as the reference point, then convert to DET using the spacecraft attitude at the start of the observation, taken from the OAL. ... Use xdet, ydet to determine the source position in TELCOORDs and compute mirror_area for that position. ... end energy loop . ...

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• Errors

Next: AXAF Recipes Up: ROSAT HRI Recipes Previous: Quantum Efficiency Correction (a.k.a. For some observations, a significant amount of data may have been rejected during SASS processing because the background level was higher than the calculated threshold for rejection. ... REJECTED EVENTS . ... The recipe will allow the user to include rejected events in the generation of a new qpoe file and filter on the background level. ... This creates a qpoe file with standard + rejected events. ...

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• The AstroStat Slog Blog Archive [MADS] Kalman Filter
• The AstroStat Slog Blog Archive [MADS] Adaptive filter
• Home Page for SAOimage: The Next Generation

... Previous: Background Fluctuation Analysis from the Multiscale Entropy . ... A new measure of information is defined which is based on noise modeling and incorporates resolution scale. Properties of this measure are discussed. ... Additionally it allows for image noise modeling, and subsequent noise removal. ... Hence information- and entropy-based processing technologies will be necessary for the effective design and implementation of large, future generation, image databases. ...

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• The AXAF Ground Aspect Determination System Pipeline
• An Extragalactic Point Source Simulator for SIRTF Pipeline Testing
• Recreating Einstein Level One Processing Exposure Masks and Background Maps in

... trous Up: The discrete wavelet Previous: Introduction . Multiresolution analysis [ 25 ] results from the embedded subsets generated by the interpolations at different scales. ... In order to restore the original data, Mallat uses the properties of orthogonal wavelets, but the theory has been generalized to a large class of filters [ 8 ] by introducing two other filters and named conjugated to h and g . ... Figure: The filter bank associated with the multiresolution analysis . ...

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• mod_ext_filter - Apache HTTP Server
• Digital Filters
• Adaptive filtering from the wavelet transform

... 1.1.2 Spectral Filters . 1.1.3 Quantum Efficiency and Exposure Limits . ... 1.2 Which Instrument to Use: WFPC2, ACS, NICMOS, or STIS? 1.2.1 Comparison of WFPC2 and ACS . 1.2.2 Comparison of WFPC2 and NICMOS . 1.2.3 Comparison of WFPC2 and STIS . ... WFPC2 . ... 1.6 What's New in Version 6.0 for Cycle 11 . ... 2.9 Calibration Channel . ... 3.3.3 LRF Photometric Calibration . ... 4.8.1 Sources of Dark Current . ... 8.10 Calibration Plan Summary . 8.11 Cycle 4 Calibration Plan . ...

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• Contents
• Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
• STIS Instrument Handbook

An improved correlator for ALMA has been proposed by an European consortium including Astron (NL), Bordeaux University (FR), IRAM (FR) and Arcetri. ... The work in Arcetri has focused on the efficent design of a digital receiver, that exploits the peculiarities of the astronomical signal, i.e. the extremely coarse quantization and the stochastic nature of the input signal. ... A complex mixer followed by a two stage bandpass filter. ... Phase effects in a hybrid correlator . ...

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• mod_ext_filter - Apache HTTP Server
• mod_sed - Apache HTTP Server
• Filters - Apache HTTP Server

... Обзор LPR фильтра. Впечатления от наблюдений с LPR фильтром. ... Характеристики цветных фильтров Baader-Planetarium . Мой перевод pdf- файла о фильтрах с сайта Baader-Planetarium (379 кб) . ...

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• Baader NEODYMIUM (Moon & Skyglow) filter

Stellarium 0.12.3 . ... File Structure . ... TextureParams Struct Reference . Parameters specifying how to construct a texture. More... #include < StelTextureParams.hpp > . ... filtering (const TextureFiltering filtering) . Set texture filtering mode. ... Texture filtering mode. ... Default parameters (no mipmaps, linear filtering, clamp to edge wrap mode). ... TextureParams c = TextureParams ().generateMipmaps() .filtering(TextureFiltering_Nearest).wrap(TextureWrap_Repeat); . ... wrap . ...

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The low pass digital filters (lpdf) were simulated in software. ... Generate an in band sine wave (amplitude=10) and process it through the lpdf for each decimation. Generate noise (with an rms of 10) and filter it with the 4 decimations. ... Page 1: filter for decimate=4,8,16,32, The dcGain is the integral over each filter divided by the decimation length. ... Page 2: pushing a sine wave through the filter. ... Bottom: (sine waves)/decimation after filtering. ... Page 3: filtering noise. ...

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• compare dlpf shapes
• lowpass digital fitlers
• hardware_pdev

... Classes . ... casa . casa::LogSinkInterface . ... LogSinkInterface (const LogFilterInterface &filter) . ... virtual . ... Get given part of the i-th message from the sink. virtual String . ... virtual const LogFilterInterface & casa::LogSinkInterface::filter . ... virtual LogSinkInterface & casa::LogSinkInterface::filter . ... virtual String casa::LogSinkInterface::getLocation . ... virtual String casa::LogSinkInterface::getMessage . ... virtual String casa::LogSinkInterface::getObjectID . ...

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• casacore: casa::MemoryLogSink Class Reference
• casacore: casa::LogFilter Class Reference
• casacore: casa::LogFilterTaql Class Reference

grdfilter - Filter a . grd file in the Time domain grdfilter input _ file . grd -D flag -F < type >< width > -G output _ file . ... The output . ... grd The file of points to be filtered. D Distance flag tells how grid (x,y) relates to filter width as follows: flag = 0: grid (x,y) same units as width , Cartesian distances. flag = 1: grid (x,y) in degrees, width in kilometers, Cartesian distances. flag = 2: grid (x,y) in degrees, width in km, dx scaled by cos(middle y), Cartesian distances. ...

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• http://xray.sai.msu.ru/~ivan/gmt/man/splitxyz.html

... Here is a sample parameter file that is set to plot the B filter trace data. ... One can generally get by with the default graph parameters. input = B.a list of images or list files to be graphed (wx1 = 3000.) left world x-coord if not autoscaling ... autoscaling (wy2 = 100.) upper world y-coord if not autoscaling (wcs = logical ) Coordinate system for images (axis = 1) axis along which projection is to be taken (transpose = no) transpose the x and y axes of the plot (pointmode = no) ...

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• APO - MSSSO filters
• TUI:TUI Menu:Log Windows
• Apache Point Obs. filters

Laboratory work N7 Low-pass filtering. 1) Generate the signal with two periodic components and high-frequency noise. ... 2) Perform it's filtering with Panteleev filter 0 - h(t) = e 22 0 |t| 2 0 t 0 |t| cos + sin 2 2 , where 0 is a parameter. The frequency response of the Panteleev filter is ^ h( ) = 4 0 . 4 0 + 4 Select the cut-off frequency (by varying 0 ) for filtering out high-frequency periodic component and noise. 3) Plot the initial and filtered signal. ...

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• http://lnfm1.sai.msu.ru/grav/english/lecture/filtering/Lab2.doc
• http://lnfm1.sai.msu.ru/grav/english/lecture/filtering/Lab1.doc
• Leonid Zotov

... Class . ... FIELD | ... METHOD . DETAIL: FIELD | ... java.lang.Object ij.plugin.filter.FractalBoxCounter . ... PlugInFilter . ... Calculate the so-called "capacity" fractal dimension. ... This method should return a flag word that specifies the filters capabilities. ... ImageJ will lock the image before calling this method and unlock it when the filter is finished. For PlugInFilters specifying the NO_IMAGE_REQUIRED flag and not the DONE flag, run(ip) is called once with the argument null . ...

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• Filters (ImageJ API)
• Uses of Interface ij.plugin.filter.PlugInFilter (ImageJ API)
• UnsharpMask (ImageJ API)

.

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• Instrumentation Links.
• Filter Throughput Curves
• Index of /~bessell/FTP/Filters

Next: Feature enhancement: normalizing Up: No Title Previous: Feature enhancement: pulsing . The inverse transform is at the core of the best known applications of wavelets: data compaction and numerics. ... Two applications fall within our scope: filtering and denoising. Filtering consists of using only a portion of the wavelet map in the inverse transform process, masking out certain durations. ... Figure 23: Filtered reconstruction of the intermittent signal. ...

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• Index of /ftproot/pub/rec/music/lyrics/cs-uwp/f/filter

... L.V.Zotov , C. M. Bizouard Envelope calculation () () () E() L.V.Zotov , C. M. Bizouard Envelope calculation () () () E() L.V.Zotov , C. M. Bizouard Amplitude model and forecast 3-layer Neural Network with (7, 7, 1) neurons L.V.Zotov , C. M. Bizouard Phase model and forecast 3-layer Neural Network with (7, 7, 1) neurons L.V.Zotov , C. M. Bizouard Phase and amplitude models ~ Chandler ...

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• http://www.gao.spb.ru/english/personal/malkin/publ/zm11e.pdf

... Meade Series 4000 Nebular Filters incorporate the very latest in interference coatings technology. ... Technical Basis of the Meade Broadband Nebular Filter: As shown in the transmission graph below, the Meade Broadband Nebular Filter strongly rejects the light of sodium- and mercury-vapor lights as well as natural airglow and auroral emissions. ... Meade Series 4000 Narrowband Nebular Filters . ... Meade Series 4000 Oxygen-III Nebular Filters . ... Meade Series 4000 Photo-Visual Color Filters . ...

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• Meade Series 4000 Photo-Visual Color Filters
• Blocking Filters - Coronado?о Solar - Products
• Coronado 10mm Blocking Filter - Blocking Filters - Coronado?о Solar - Products

... Tonight's Sky . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Filtered solar views . ... With the range of filters and telescopes available for solar observing these days, we have never had a better opportunity to safely observe the Sun from the comfort of our backyards. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• How do light pollution filters work? Do they actually help? | Astronomy.com
• Maximize a minimum filter | Astronomy.com
• filter | Astronomy.com

... Recognition of Anomalous Events S. Monai 1,2 and F.Pasian 2 1 Osservatorio Astronomico di Brera Merate, Italy 2 Osservatorio Astronomico di Trieste, Italy Abstract. We present an original algorithm for the recognition of anomalous events in a CCD frame (i.e., cosmic hits, bad pixels etc.) ... Raw images, as read from a CCD, are often a#ected by some events which are revealed by anomalous pixel values, i.e., single saturated pixels or pixels at zero intensity (also named hot or bad pixels). ...

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• A Color Analysis of NICMOS Parallel Observations
• STScI NICMOS Software
• Space Telescope-European Coordinating Facility