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      <title>Combs Dialog Options</title>
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      <div class="title_topic2" id="xps10_pagetitle"> Combs Dialog Options</div>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis.html');return(false);">Curve Analysis Overview</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis_proc.html');return(false);">Basic Procedure</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis_options.html');return(false);">Combs</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis_options.html#analysis_anl_curve_analysis_options_peaks');return(false);">Peaks</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis_options.html#analysis_anl_curve_analysis_options_inflections');return(false);">Inflections</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_output.html');return(false);">Graph</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/anl_curve_analysis_graph_ops.html');return(false);">Output Listing</a></p>
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               <p class="para_th"> Curve Analysis - Combs Dialog Options</p>
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_scale"></a><p class="para_td"><b class="uiTerm">Scale</b></p>
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               <p class="para_td">Lets you control the length, or scale, of the comb by dragging the Scale slider. Dragging the Scale slider dynamically changes the scale of the combs that are being analyzed, and also updates the value in the Scale field. As you drag the slider, the value displayed in the data entry field changes to reflect the changing scale of the comb. </p>
               <p class="para_td">The number for the Scale represents the length of the teeth on the comb (the factor whose multiplication with a curvature value gives the length of a comb). If desired, instead of dragging the slider you can enter a value in the data entry field, followed by pressing the Return or Enter key. You can also use the keyboard arrow keys to scale the sectioning plane (Scale must have focus).</p>
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_density"></a><p class="para_td"><b class="uiTerm">Needle Density</b></p>
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               <p class="para_td">Lets you control the overall total number of needles (teeth) that appear in the comb. Dragging the slider dynamically changes the number of needles in the combs that are being analyzed.</p>
               <p class="para_td">The number of needles corresponds to the number of checkpoints to sample on the curves within the range specified by the U Start and U Max values. This number cannot be less than 2. The default is 50.</p>
               <p class="para_td">If desired, instead of dragging the slider you can type a value in the <b class="uiTerm">Needle Density</b> box. You can also use the keyboard arrow keys to change the density of needles.
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               <p class="para_td"><b class="uiTerm">Inter-needle Density</b></p>
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               <p class="para_td">Specifies additional curvature values to be computed between two consecutive needle lines. This can result in a smoother cap line in some cases. </p>
               <p class="para_td">Not available if the <b class="uiTerm">Show Cap Line</b> option in the <b class="uiTerm">Modeling Preferences</b> dialog box is not selected.
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_ustart_uend"></a><p class="para_td"><b class="uiTerm">U Start / U End</b></p>
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               <p class="para_td">Lets you specify the U Start and U End positions of the comb as it appears on the curves. You can drag the scale sliders to dynamically change the portion of the selected curves that are being analyzed, which updates the values in the U Start and U End fields. The values are percentage points, and not real parameter values for the curves. Default values for U Start and U End are 0% and 100%, respectively.</p>
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_max_length"></a><p class="para_td"><b class="uiTerm">Max Length</b></p>
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               <p class="para_td">Lets you specify the maximum allowable length of the comb elements. If the line to be drawn for the comb is longer than the threshold specified here, it is capped to the maximum allowable length. An asterisk (*) is drawn at the line ends to indicate that these lines are capped.</p>
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_comb_proj_plane"></a><p class="para_td"><b class="uiTerm">Projection Plane</b></p>
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               <p class="para_td">Lets you specify the plane on which the analysis curve is to be projected. You can choose from one of the following options:</p>
               <p class="para_td">None - Specifies that no projection plane is used, indicating that the curvature analysis is performed on the original selected curves.</p>
               <p class="para_td">Plane of Curve - Calculates a plane based on the selected curve's shape (called a &quot;plane of curve&quot;). For example, the plane of curve of a planar curve is the plane it lies on. The plane of curve of a 3D curve is the plane constructed by its first two principal lengths. </p>
               <p class="para_td">Specified Vector - Makes the Vector option available, from which you can define a specific direction as the normal of the plane on which the curve is to be projected.</p>
               <p class="para_td">Work View - Specifies that the projection plane is the current Work View.</p>
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            <td align="center" bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"><a name="analysis_anl_curve_analysis_dia_comb_sugg_scale_factor"></a><p class="para_td"><b class="uiTerm">Suggest Scale Factor</b></p>
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               <p class="para_td">Clicking this button automatically sets the scale factor to an optimal size.</p>
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