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1 | 1 | <!DOCTYPE html> |
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7 | 7 | <title>Datasets — CDTools 0.2.0 documentation</title> |
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71 | 71 | <li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.from_cxi"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.from_cxi()</span></code></a></li> |
72 | 72 | <li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.to_cxi"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.to_cxi()</span></code></a></li> |
73 | 73 | <li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.inspect"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.inspect()</span></code></a></li> |
| 74 | +<li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.plot_mean_pattern"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.plot_mean_pattern()</span></code></a></li> |
74 | 75 | <li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.split"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.split()</span></code></a></li> |
75 | 76 | <li class="toctree-l3"><a class="reference internal" href="#cdtools.datasets.Ptycho2DDataset.pad"><code class="docutils literal notranslate"><span class="pre">Ptycho2DDataset.pad()</span></code></a></li> |
76 | 77 | </ul> |
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415 | 416 |
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416 | 417 | <dl class="py method"> |
417 | 418 | <dt class="sig sig-object py" id="cdtools.datasets.Ptycho2DDataset.inspect"> |
418 | | -<span class="sig-name descname"><span class="pre">inspect</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">logarithmic</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">True</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">units</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'um'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">log_offset</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#cdtools.datasets.Ptycho2DDataset.inspect" title="Link to this definition"></a></dt> |
| 419 | +<span class="sig-name descname"><span class="pre">inspect</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">logarithmic</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">True</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">units</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'um'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">log_offset</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">1</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">plot_mean_pattern</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">True</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#cdtools.datasets.Ptycho2DDataset.inspect" title="Link to this definition"></a></dt> |
419 | 420 | <dd><p>Launches an interactive plot for perusing the data</p> |
420 | 421 | <p>This launches an interactive plotting tool in matplotlib that |
421 | 422 | shows the spatial map constructed from the integrated intensity |
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424 | 425 | position.</p> |
425 | 426 | </dd></dl> |
426 | 427 |
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| 428 | +<dl class="py method"> |
| 429 | +<dt class="sig sig-object py" id="cdtools.datasets.Ptycho2DDataset.plot_mean_pattern"> |
| 430 | +<span class="sig-name descname"><span class="pre">plot_mean_pattern</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">log_offset</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#cdtools.datasets.Ptycho2DDataset.plot_mean_pattern" title="Link to this definition"></a></dt> |
| 431 | +<dd><p>Plots the mean diffraction pattern across the dataset</p> |
| 432 | +<p>The output is normalized so that the summed intensity on the |
| 433 | +detector is equal to the total intensity of light that passed |
| 434 | +through the sample within each detector conjugate field of view.</p> |
| 435 | +<p>The plot is plotted as log base 10 of the output plus log_offset. |
| 436 | +By default, log_offset is set equal to 1, which is a good level for |
| 437 | +shot-noise limited data captured in units of photons. More |
| 438 | +generally, log_offset should be set roughly at the background noise |
| 439 | +level.</p> |
| 440 | +</dd></dl> |
| 441 | + |
427 | 442 | <dl class="py method"> |
428 | 443 | <dt class="sig sig-object py" id="cdtools.datasets.Ptycho2DDataset.split"> |
429 | 444 | <span class="sig-name descname"><span class="pre">split</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#cdtools.datasets.Ptycho2DDataset.split" title="Link to this definition"></a></dt> |
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