. Previous . Next . Because an index has not been defined, the previous query is searching using a sequential scan over each row. This will be slow for large tables. Seq Scan on ts_readme (cost=0.00..7.63 rows=1 width=89) (actual time=0.117..0.391 rows=11 loops=1) Filter: (ts_vec @@ '\'databas\' | \'queri\''::tsquery) Total runtime: 0.516 ms

... example, note below the dramatic speedup in searching a 1 Gb file using an AND filter, even when one of the columns (pha) has no index : time fundisp \ huge.fits'[idx_activate=0,idx_debug=1,pha= 2348 4000 4000 1]' \ x y pha x y pha ---------- ----------- ---------- 3999.48 4000.47 2348 3999.48 4000.47 2348 3999.48 4000.47 2348 3999.48 4000.47 2348 3999.48 4000.47 2348 ... Currently, indexed filtering only works with FITS binary tables and raw event files. ...

... Apache HTTP Server Version 2.2 . ... This document describes the use of filters in Apache. ... The Filter Chain is available in Apache 2.0 and higher, and enables applications to process incoming and outgoing data in a highly flexible and configurable manner, regardless of where the data comes from. ... A wider range of applications are implemented by third-party filter modules available from modules.apache.org and elsewhere. ... There are two ways to use filtering: Simple and Dynamic. ...

Log windows display messages from all "actors" (instruments, the TCC, the hub...) and allow you to send commands. Controls along the top allow you to filter out unwanted garbage or highlight messages of particular interest. ... Regular Expressions . ... The entry field for "+ Actors" and "+ Commands" filtering accept space-separated regular expressions . ... If you plan to send many messages to a particular actor, you may select the actor from the menu next to the command entry field. ...

Title , Contents , Index . rtftohtml reads up RTF format documents and translates them to HTML. In processing text, the filter chooses HTML markup based on three characteristics
. ... The paragraph style
. ... For paragraph and text styles, the rules for translation are contained in a file called html-trans
(see Section 5.1 ). ... If a paragraph style is not found, a warning will be generated and the text will be written to the HTML file with no special markup.) ...

... 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 . ...

contentsline { chapter }{\ numberline {1}Introduction }{1} \ contentsline { chapter }{\ numberline {2} Creating FITSIO/CFITSIO }{3} \ contentsline { section }{\ numberline {2.1}Building the Library}{3} \ contentsline { section }{\ numberline {2.2}Testing the Library}{6} \ contentsline { section }{\ numberline {2.3}Linking Programs with FITSIO}{8} \ contentsline { section }{\ ...

... 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. ...

... Tonight's Sky . ... Observing . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... How do light pollution filters work? Do they actually help? ... Light pollution reduction (LPR) filters work because many outdoor lighting sources do not shine evenly across the visible spectrum. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

The computed band passes. ... The interim correlator input is filtered by 8 analog filters (50 Mhz wide at the 260 Mhz IF... one for each sub correlator). ... For bandwidths of 25 Mhz and below the real data stream is digitally down converted to complex samples I, Q streams. ... The Top figure is the halfband filter bandpass computed from the filter coefficients. ... The computed filter has aliased power, extra IQ filtering, and two applications of the filter on the resulting real bandpass. ...

. Next: The Hierarchical Stellar Systems Up: Data files Previous: Spectroscopy Contents . Photometry data files have the extension .mag . The following gives an example for Algol, where the columns are the component designation, filter name, the Julian date of observation, and value and error of the magnitude measured. The filter names must be one of Hp, U, B, V, R, and I. ABC V 2445249.299 -2.60900 0.001 ABC V 2445249.304 -2.60000 0.001 ABC V 2445249.313 -2.59200 0.001 . Christian Hummel 2015-04-28

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STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Products . Telescopes . LX850 Series . ... Coronado€о Solar . ... H-Alpha Filters . ... Blocking Filters . ... Coronado 5mm Blocking Filter . ... Blocking filter for Coronado primary filters . ... Coronado BF-5 right angle (1.25" diagonal) type secondary blocking filter. The blocking filter is the second element in any Coronado H-alpha system, it is just as crucial to your safety and the system's performance as the front element. ...

... Tpram - time of the PRAM instrument (aquisition computer) . ... Bx - DC magnetic field with a fixed amplitude calibration; X component . ... The color lines present FFT from the AC magnetic field (Waveform); Bwx, Bwy, Bwz - from the bottom. ...

... Tpram - time of the PRAM instrument (aquisition computer) . ... Bx - DC magnetic field with a fixed amplitude calibration; X component . ... The color lines present FFT from the AC magnetic field (Waveform); Bwx, Bwy, Bwz - from the bottom. ...

... Parameters . Filters . ... Direct images . ... The SCORPIO-2 project: . Spectral Camera with Optical Reducer for Photometric and Interferometric Observations - 2 . The broad-band glass filters made in SAO RAS are used for the observation in the Johnson-Cousins (UBVRI) photometric system in the direct images mode. The glass filters transmission curves are shown by solid line. ... The filters transmission curves of the `comets' filters measured with the SCORPIO-2 in the F/4 beam. ...

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... For example, the previous examples are periodic. Example Dual beam calibration observation of a strong-point source with the GBT: Example Dual beam calibration observation of a strong-point source with the GBT: 0 -1 -2 Tb -3 -4 0 1000 2000 3000 t 4000 5000 6000 Example 1/f spectrum Shor t section of the data away from the strong source Time stream Power spectral density -1.75 -1.76 -1.77 -1.78 -1.79 240 260 280 300 t 320 340 360 15 5 5 15 25 0.0 0.2 0.4 Frequency 0.6 Power ...

Theory of filtering and time series processing L. Zotov Laboratory work ?6 Purpose: Studying singular spectral analysis SSA. We use Matlab software (look into the Lab N1). 1) Download the program and additional module for the lab from http://lnfm1.sai.msu.ru/grav/english/lecture/filtering/ Study the SSA package on examples. 2) Download and install program from http://www.gistatgroup.com/cat/cat33.exe Study it. Visit http://www.gistatgroup.com/gus/examples.html

XEphem Forum Message . Forums: . ... Post . ... Filter Based On Catalogs? ... Post Message | ... Posted by Rob Knop on December 27, 2000 17:52:25 UTC . ... Re: Filter based on catalogs? - ecdowney - December 27, 2000 - 18:54 UTC . Re: Re: Filter based on catalogs? - rknop - December 27, 2000 - 20:53 UTC . ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...