Index: trunk/MagicSoft/TDAS-Extractor/Algorithms.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Algorithms.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Algorithms.tex (revision 6748) @@ -13,5 +13,5 @@ \begin{figure}[htp] \includegraphics[width=0.99\linewidth]{ExtractorClasses.eps} -\caption{Sketch of the inheritances of three exemplary MARS signal extractor classes: +\caption{Sketch of the inheritances of three typical MARS signal extractor classes: MExtractFixedWindow, MExtractTimeFastSpline and MExtractTimeAndChargeDigitalFilter} \label{fig:extractorclasses} @@ -113,6 +113,6 @@ extracted arrival time, its error and the number of saturating FADC slices, respectively. \par - The pedestals can be used for the extraction via the reference ``ped'', also the AB-flag is given - for AB-clock noise correction. + The pedestals can be used for the extraction via the reference ``ped'', also the ``AB-flag'' is given + for clock noise correction. \end{description} Index: trunk/MagicSoft/TDAS-Extractor/Calibration.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Calibration.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Calibration.tex (revision 6748) @@ -34,5 +34,5 @@ Table~\ref{tab:pulsercolours} lists the available colors and intensities and -figures~\ref{fig:pulseexample1leduv} and~\ref{fig:pulseexample23ledblue} show exemplary pulses +figures~\ref{fig:pulseexample1leduv} and~\ref{fig:pulseexample23ledblue} show typical pulses as registered by the FADCs. Whereas the UV-pulse is rather stable, the green and blue pulses can show smaller secondary @@ -90,5 +90,5 @@ \par Although we had looked at and tested all colour and extractor combinations resulting from these data, -we restrict ourselves to show here only exemplary behaviour and results of extractors. +we restrict ourselves to show here only typical behaviour and results of extractors. All plots, including those which are not displayed in this TDAS, can be retrieved from the following locations: @@ -357,6 +357,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-4.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractFixedWindow}} on a window size of 8 high-gain and 8 low-gain slices (extractor \#4). } @@ -384,5 +384,5 @@ \par Figure~\ref{fig:linear:phevscharge4} shows the conversion factor $c_{phe}$ obtained for different light intensities -and colors for three exemplary inner and three exemplary outer pixels using a fixed window on +and colors for three typical inner and three typical outer pixels using a fixed window on 8 FADC slices. The conversion factor seems to be linear to a good approximation, with the following restrictions: \begin{itemize} @@ -408,6 +408,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-9.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractFixedWindowSpline}} on a window size of 8 high-gain and 8 low-gain slices (extractor \#9). } @@ -418,6 +418,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-15.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractFixedWindowPeakSearch}} on a window size of 8 high-gain and 8 low-gain slices (extractor \#15). } @@ -429,5 +429,5 @@ \includegraphics[width=0.99\linewidth]{PheVsCharge-14.eps} \caption{Example of a the development of the conversion factor FADC counts to photo-electrons for three -exemplary inner pixels (upper plots) and three exemplary outer ones (lower plots) obtained with the extractor +typical inner pixels (upper plots) and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractFixedWindowPeakSearch}} on a window size of 6 high-gain and 6 low-gain slices (extractor \#11). } @@ -455,5 +455,5 @@ \includegraphics[width=0.99\linewidth]{PheVsCharge-20.eps} \caption{Example of a the development of the conversion factor FADC counts to photo-electrons for three -exemplary inner pixels (upper plots) and three exemplary outer ones (lower plots) obtained with the extractor +typical inner pixels (upper plots) and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeSlidingWindow}} on a window size of 6 high-gain and 6 low-gain slices (extractor \#20). } @@ -474,6 +474,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-23.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeSpline}} with amplitude extraction (extractor \#23). } \label{fig:linear:phevscharge23} @@ -499,6 +499,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-24.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeSpline}} with window size of 1 high-gain and 2 low-gain slices (extractor \#24). } @@ -523,6 +523,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-25.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeSpline}} with window size of 2 high-gain and 3 low-gain slices (extractor \#25). } @@ -553,6 +553,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-30.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeDigitalFilter}} using a window size of 6 high-gain and 6 low-gain slices with UV-weights (extractor \#30). } @@ -571,6 +571,6 @@ \centering \includegraphics[width=0.99\linewidth]{PheVsCharge-31.eps} -\caption{Conversion factor $c_{phe}$ for three exemplary inner pixels (upper plots) -and three exemplary outer ones (lower plots) obtained with the extractor +\caption{Conversion factor $c_{phe}$ for three typical inner pixels (upper plots) +and three typical outer ones (lower plots) obtained with the extractor {\textit{MExtractTimeAndChargeDigitalFilter}} using a window size of 4 high-gain and 4 low-gain slices (extractor \#31). } Index: trunk/MagicSoft/TDAS-Extractor/Conclusions.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Conclusions.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Conclusions.tex (revision 6748) @@ -2,8 +2,8 @@ In the past, many MAGIC analyses have been conducted using different signal extractors. -We developped and tested the most important signal and time extraction algorithms in the standard MAGIC software +We developed and tested the most important signal and time extraction algorithms in the standard MAGIC software framework MARS. Our findings are that using a right signal extractor is important since some of the investigated ones - differ considerably in quality and can severly degrade the subsequent analyses. On the other hand, we have found that -advanced signal recontruction algorithms open a new window to lower analysis energy threshold and permit to use the + differ considerably in quality and can severely degrade the subsequent analyses. On the other hand, we have found that +advanced signal reconstruction algorithms open a new window to lower analysis energy threshold and permit to use the time information of shower analyses. \par Index: trunk/MagicSoft/TDAS-Extractor/Criteria.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Criteria.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Criteria.tex (revision 6748) @@ -132,5 +132,5 @@ the reading and writing routines of the MARS software. -Thus, for an online-analysis a different extraction algorithm might be chosen than for the final most accurate +Thus, for an online-analysis a different extraction algorithm might be chosen as for the final most accurate reconstruction of the signals offline. Index: trunk/MagicSoft/TDAS-Extractor/Introduction.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Introduction.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Introduction.tex (revision 6748) @@ -80,5 +80,5 @@ \item[Inner and Outer pixels:\xspace] The MAGIC camera has two types of pixels which incorporate the following differences: \begin{enumerate} -\item Size: The outer pixels have a factor four bigger area then the inner pixels~\cite{MAGIC-design}. +\item Size: The outer pixels have a factor four bigger area than the inner pixels~\cite{MAGIC-design}. Their (quantum-efficiency convoluted) effective area is about a factor 2.6 higher. \item Gain: The camera is flat-fielded in order to yield a similar reconstructed charge signal for the same photon illumination intensity. Index: trunk/MagicSoft/TDAS-Extractor/MonteCarlo.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/MonteCarlo.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/MonteCarlo.tex (revision 6748) @@ -3,5 +3,5 @@ \subsection{Introduction \label{sec:mc:intro}} -Many charasteristics of the extractor can only be investigated with the use of Monte-Carlo simulations~\cite{MC-Camera} +Many characteristics of the extractor can only be investigated with the use of Monte-Carlo simulations~\cite{MC-Camera} of signal pulses and noise for the following reasons: @@ -28,5 +28,5 @@ \item No switching noise due to the low-gain switch has been simulated. \item The intrinsic transit time spread of the photo-multipliers has not been simulated. -\item The pulses have been simulated in steps of 0.2\,ns before digitization. There is thus an artificial numerial time resolution +\item The pulses have been simulated in steps of 0.2\,ns before digitization. There is thus an artificial numerical time resolution limit of $0.2\,\mathrm{ns}/\sqrt{12} \approx 0.06\,\mathrm{ns}$. \item The total dynamic range of the entire signal transmission chain was set to infinite, thus the detector has been simulated @@ -200,7 +200,7 @@ section~\ref{sec:mc:convfactors}. \par -One can see that for small signals, small extracion windows yield better resolutions, but extractors which do not +One can see that for small signals, small extraction windows yield better resolutions, but extractors which do not entirely cover the whole pulse, show a clear dependency of the resolution with the signal strength. In the high-gain region, -this is valid for all fixed window extractors up to 6~FADC slices integraion region, all sliding window extractors up to 4~FADC +this is valid for all fixed window extractors up to 6~FADC slices integration region, all sliding window extractors up to 4~FADC slices and for all spline extractors and the digital filter. Among those extractors with a signal dependent resolution, the digital filter with 6~FADC slices extraction window shows the smallest dependency, namely 80\% per 50 photo-electrons. This @@ -320,4 +320,5 @@ %%% mode: latex %%% TeX-master: "MAGIC_signal_reco" +%%% TeX-master: "MAGIC_signal_reco" %%% End: Index: trunk/MagicSoft/TDAS-Extractor/Pedestal.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Pedestal.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Pedestal.tex (revision 6748) @@ -364,5 +364,5 @@ Figures~\ref{fig:sw:distped} through~\ref{fig:df4:distped} show the extracted pedestal distributions for some selected extractors (\#18, \#23, \#25, \#28 and \#29) - for one exemplary channel (pixel 100) and two background situations: Closed camera with only electronic + for one typical channel (pixel 100) and two background situations: Closed camera with only electronic noise and open camera pointing to an extra-galactic source. One can see the (asymmetric) Poisson behaviour of the @@ -519,5 +519,5 @@ of a pedestal run using a sliding window of 6 FADC slices allowed to move within a window of 7 (top), 9 (center) and 13 slices. -A pedestal run with galactic star background has been taken and one exemplary pixel (Nr. 100). +A pedestal run with galactic star background has been taken and one typical pixel (Nr. 100). One can clearly see the pedestal contribution and a further part corresponding to one or more photo-electrons.} @@ -564,5 +564,5 @@ applied on a sliding window of different sizes. In the top plot, a pedestal run with extra-galactic star background has been taken and in the bottom, -a galactic star background. An exemplary pixel (Nr. 100) has been used. +a galactic star background. An typical pixel (Nr. 100) has been used. Above, a rate of 0.08 phe/ns and below, a rate of 0.1 phe/ns has been obtained.} \label{fig:df:ratiofit} @@ -600,5 +600,5 @@ the applied global extraction window sizes. A pedestal run with extra-galactic star background has been taken and -an exemplary pixel (Nr. 100) used. The conversion factor obtained from the +an typical pixel (Nr. 100) used. The conversion factor obtained from the standard calibration is shown as a reference line. The obtained conversion factors are systematically lower than the reference one.} Index: trunk/MagicSoft/TDAS-Extractor/Results.tex =================================================================== --- trunk/MagicSoft/TDAS-Extractor/Results.tex (revision 6747) +++ trunk/MagicSoft/TDAS-Extractor/Results.tex (revision 6748) @@ -18,5 +18,5 @@ \item The extractor should not have a charge bias bigger than its charge resolution. \item The time resolution should not be worse than twice the one obtainable with the best extractor. -\item The number of mis-reconstruced times should not exceed 1\% on average (including the FADC jumps). +\item The number of mis-reconstructed times should not exceed 1\% on average (including the FADC jumps). \item The needed CPU-time should not exceed the one required for reading the data into memory and writing it to disk. \end{itemize}