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- 02/20/05 20:14:16 (20 years ago)
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trunk/MagicSoft/TDAS-Extractor/MonteCarlo.tex
r6641 r6642 40 40 per photo-electron, independent of the signal strength. 41 41 \item The trigger jitter was set to be uniformly distributed over 1~FADC slice only. 42 \end{itemize} 43 42 \item Only one inner pixel has been simulated. 43 \end{itemize} 44 45 The last point had the consequence that the extractor {\textit {\bf MExtractFixedWindowPeakSearch}} could not be tested since 46 it was equivalent to the sliding window. 44 47 In the following, we used the Monte-Carlo to determine especially the following quantities for each of the tested extractors: 45 48 … … 51 54 \end{itemize} 52 55 53 \subsection{Charge Signals with Simulated Noise \label{sec:mc:charge}} 56 \subsection{Conversion Factors \label{sec:mc:convfactors}} 57 58 In the following figures~\ref{fig:mc:ChargeDivNphe_FixW} through~\ref{fig:mc:ChargeDivNphe_DFSpline} show the conversion factors 59 between reconstructed charge and the number of input photo-electrons for each of the tested extractors, with and without added noise 60 and for the high-gain and low-gain channels, respectively. One can see that the conversion factors depend on the extraction window size and 61 that the addition of noise raises the conversion factors uniformly for all fixed window extractors in the high-gain channel, 62 while the sliding window extractors show a bias a low signal intensities. 54 63 55 64 \begin{figure}[htp]%%[t!] … … 63 72 \includegraphics[width=0.49\linewidth]{TimeAndChargePlots/TDAS_ChargeDivNphevsNphe_FixW_WithNoise_LoGain.eps} 64 73 \caption[Charge per Number of photo-electrons Fixed Windows]{Extracted charge per photoelectron versus number of photoelectrons, 65 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the66 low-gain regions. Left: without noise, right: with simulated noise.} 67 \label{ ChargeDivNphe_FixW}74 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones 75 low-gain regions. Left: without noise, right: with simulated noise.} 76 \label{fig:mc:ChargeDivNphe_FixW} 68 77 \end{figure} 69 78 … … 78 87 \includegraphics[width=0.49\linewidth]{TimeAndChargePlots/TDAS_ChargeDivNphevsNphe_SlidW_WithNoise_LoGain.eps} 79 88 \caption[Charge per Number of photo-electrons Sliding Windows]{Extracted charge per photoelectron versus number of photoelectrons, 80 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the81 low-gain regions. Left: without noise, right: with simulated noise.} 82 \label{ ChargeDivNphe_SlidW}89 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones 90 low-gain regions. Left: without noise, right: with simulated noise.} 91 \label{fig:mc:ChargeDivNphe_SlidW} 83 92 \end{figure} 84 93 … … 93 102 \includegraphics[width=0.49\linewidth]{TimeAndChargePlots/TDAS_ChargeDivNphevsNphe_DFSpline_WithNoise_LoGain.eps} 94 103 \caption[Charge per Number of photo-electrons Spline and Digital Filter]{Extracted charge per photoelectron versus number of photoelectrons, 95 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones show the 96 low-gain regions. Left: without noise, right: with simulated noise.} 97 \label{ChargeDivNphe_DFSpline} 98 \end{figure} 104 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones 105 low-gain regions. Left: without noise, right: with simulated noise.} 106 \label{fig:mc:ChargeDivNphe_DFSpline} 107 \end{figure} 108 109 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 99 110 100 111 \begin{figure}[htp]%%[t!] … … 110 121 \caption[Bias Fixed Windows]{The measured bias (extracted charge divided by the conversion factor minus the number of photoelectrons) 111 122 versus number of photoelectrons, 112 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the113 low-gain regions. Left: without noise, right: with simulated noise.} 114 \label{ ConversionvsNphe_FixW}123 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones 124 low-gain regions. Left: without noise, right: with simulated noise.} 125 \label{fig:mc:ConversionvsNphe_FixW} 115 126 \end{figure} 116 127 … … 126 137 \caption[Bias Sliding Windows]{The measured bias (extracted charge divided by the conversion factor minus the number of photoelectrons) 127 138 versus number of photoelectrons, 128 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the129 low-gain regions. Left: without noise, right: with simulated noise.} 130 \label{ ConversionvsNphe_SlidW}139 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones 140 low-gain regions. Left: without noise, right: with simulated noise.} 141 \label{fig:mc:ConversionvsNphe_SlidW} 131 142 \end{figure} 132 143 … … 142 153 \caption[Bias Spline and Digital Filter]{The measured bias (extracted charge divided by the conversion factor minus the number of photoelectrons) 143 154 versus number of photoelectrons, 144 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones show the145 low-gain regions. Left: without noise, right: with simulated noise.} 146 \label{ ConversionvsNphe_DFSpline}155 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones 156 low-gain regions. Left: without noise, right: with simulated noise.} 157 \label{fig:mc:ConversionvsNphe_DFSpline} 147 158 \end{figure} 148 159 … … 157 168 \includegraphics[width=0.49\linewidth]{TimeAndChargePlots/TDAS_ChargeRes_FixW_WithNoise_LoGain.eps} 158 169 \caption[Charge Resolution Fixed Windows]{The measured resolution (RMS of extracted charge divided by the conversion factor minus the number of photoelectrons) versus number of photoelectrons, 159 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the160 low-gain regions. Left: without noise, right: with simulated noise.} 161 \label{ ChargeRes_FixW}170 for fixed window extractors in different window sizes. The top plots show the high-gain and the bottom ones 171 low-gain regions. Left: without noise, right: with simulated noise.} 172 \label{fig:mc:ChargeRes_FixW} 162 173 \end{figure} 163 174 … … 172 183 \includegraphics[width=0.49\linewidth]{TimeAndChargePlots/TDAS_ChargeRes_SlidW_WithNoise_LoGain.eps} 173 184 \caption[Charge Resolution Sliding Windows]{The measured resolution (RMS of extracted charge divided by the conversion factor minus the number of photoelectrons) versus number of photoelectrons, 174 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the175 low-gain regions. Left: without noise, right: with simulated noise.} 176 \label{ ChargeRes_SlidW}185 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones 186 low-gain regions. Left: without noise, right: with simulated noise.} 187 \label{fig:mc:ChargeRes_SlidW} 177 188 \end{figure} 178 189 … … 188 199 \caption[Charge Resolution Spline and Digital Filter]{The measured resolution 189 200 (RMS of extracted charge divided by the conversion factor minus the number of photoelectrons) versus number of photoelectrons, 190 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones show the191 low-gain regions. Left: without noise, right: with simulated noise.} 192 \label{ ChargeRes_DFSpline}201 for spline and digital filter extractors in different window sizes. The top plots show the high-gain and the bottom ones 202 low-gain regions. Left: without noise, right: with simulated noise.} 203 \label{fig:mc:ChargeRes_DFSpline} 193 204 \end{figure} 194 205 195 206 \clearpage 196 207 197 \subsection{Charge Signals with and without Simulated Noise \label{ sec:mc:chargenoise}}208 \subsection{Charge Signals with and without Simulated Noise \label{fig:mc:sec:mc:chargenoise}} 198 209 199 210 \begin{figure}[htp] … … 206 217 \caption[Bias due to noise high-gain]{Bias due to noise: Difference of extracted charge of same events, with and without simulated noise, 207 218 for different extractor methods in the high-gain region.} 208 \label{ Bias_HiGain}219 \label{fig:mc:Bias_HiGain} 209 220 \end{figure} 210 221 … … 218 229 \caption[Bias due to noise low-gain]{Bias due to noise: Difference of extracted charge of same events, with and without simulated noise, 219 230 for different extractor methods in the low-gain region.} 220 \label{ Bias_LoGain}231 \label{fig:mc:Bias_LoGain} 221 232 \end{figure} 222 233 … … 236 247 \caption[Time Resolution Sliding Windows]{The measured time resolution (RMS of extracted time minus simulated time) 237 248 versus number of photoelectrons, 238 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the239 low-gain regions. Left: without noise, right: with simulated noise.} 240 \label{ TimeRes_SlidW}249 for sliding window extractors in different window sizes. The top plots show the high-gain and the bottom ones 250 low-gain regions. Left: without noise, right: with simulated noise.} 251 \label{fig:mc:TimeRes_SlidW} 241 252 \end{figure} 242 253 … … 252 263 \caption[Time Resolution Spline and Digital Filter]{The measured time resolution (RMS of extracted time minus simulated time) 253 264 versus number of photoelectrons, 254 for spline and digital filter window extractors in different window sizes. The top plots show the high-gain and the bottom ones show the255 low-gain regions. Left: without noise, right: with simulated noise.} 256 \label{ TimeRes_DFSpline}265 for spline and digital filter window extractors in different window sizes. The top plots show the high-gain and the bottom ones 266 low-gain regions. Left: without noise, right: with simulated noise.} 267 \label{fig:mc:TimeRes_DFSpline} 257 268 \end{figure} 258 269
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