Matlab Area Transparent

However much of the. allowing us to have a robust system, which is flexible, transparent and interoperable. The arguments for tint() simply specify how much of a given color to use for every pixel of that image, as well as how transparent those pixels should appear. View questions and answers from the MATLAB Central community. Learn more about patch color transparency. Tip: This tag is not deprecated, but it is possible to achieve richer effect with CSS. This is the process how you can convert any image background transparent using the MS paint utility. This is often just called the flux density or energy density. After you've got the transparent background how you want it, click Image > Mode. And we’re not going anywhere. You can specify a separate matrix to color the surface independently of the data defining the area of the surface. MATLAB installation will only include the 9 products included in your area to find more information. I can set the transparency of the histogram but not of the area plot. (c++, opencv, cuda, matlab, sift, fast) Developed a novel large-area 3D reconstruction method. 8 means the bar width is 80% of the space from the previous bar to the next bar, with 10% of that space on each side. For illustrations of some of the types of plots you can create programmatically, see Types of MATLAB Plots. The tag is a phrase tag. I now want to overlay a semi-transparent filled in rectangle at a certain location on the image. You may exclude some horizontal sections from filling using where. How to create a png with transparent background in inkscape? Ask Question Asked 6 years, 1 month ago. MATLAB function for plotting a Google map on the background of a figure. So you can use 1/255[255,0,0] to get the color of red to use as a color in MATLAB. The MATLAB docs on patch properties explain these to some degree. Ideally I'd like to be able to do something. We can recover x by >> xrecovered = zeros (size (x)) >> xrecovered (1) = x (1) >> xrecovered (2:length (x)) = x. Use Analyze Clear Results↑ to reset the measurement counter, use one of the Area Selection Tools↑ and Analyze Measure… [m] ↑ to record the mean gray value of each of the standards. html#BuxCKM83 M. MATLAB Projects Among the various programming languages, MATLAB is one of the best for industry automation and problem solving. How do I remove the white from the black so it becomes transparent? Hope that makes sense <3 How to cut an. Learn more about patch color transparency. 50 is created) depending on viewing distance. Purchasing codes and standards. In this section, we will show you how to plot data, modify plots and save your work. 36-63 1983 conf/ac/1983lan Advanced Course: Local Area Networks db/conf/ac/lan. This property determines if you can resize the figure window with the mouse. Major Graphics Changes in R2014b Starting in R2014b, the MATLAB graphics system is built on an improved infrastructure with a new visual look, a new graphics engine, and many enhancements and added options for customizing charts. How to make an area transparent in Illustrator. This document programmed in matlab code, allows us to compare calculation time between numerical method and the approximate model proposed to assist engineers in Hertzian theory use, by sparing. area, caxis, fill, fill3, isosurface, surface. I have tryed what you said, but i get a sphere in 2d in a seperat plot and not in the same 3d plot that i have alredy maid with my other set of data. FaceAlpha Scalar alpha value in range [0 1] Transparency of textbox background. MATLAB is a commercial programming environment that is designed to work with mathematical data. Is it possible to fill the area between two function on a plot with transparent colour? 0 Comments. You can create plots of known, analytical functions, you can plot data from other sources such as experimental measurements, you can analyze data, perhaps by fitting it to a curve, and then plot a comparison. This is an interactive data label. Comments are specially marked lines of text in the program that are not evaluated. Note that this discussion (like the preceding several posts) deal exclusively with HG2, Matlab’s new graphics system starting with R2014b (well yes, we can also turn HG2 on in earlier releases). I would like the white portion of the binary image to be transparent so that only the black covers the background image. It exposes the building blocks of CNNs as easy-to-use MATLAB functions, providing routines for computing convolutions with filter banks, feature pooling, normalisation, and much more. In PowerPoint on a PC, the following procedure works for photos, shapes, charts, SmartArt graphics, digital ink, and text boxes. MATLAB is unique in that it can be used to learn the entire empirical and experimental process, including stimulus generation, experimental. Object Creation Functions for related functions. Unlike high-level area creation functions, such as fill or area, patch does not check the settings of the figure and axes NextPlot properties. This is often just called the flux density or energy density. I know that if I reorder the plot and area functions, I can have both the curve and the filled area (the curve becomes visible in the filled area) , but I do not want to reorder them. I now want to overlay a semi-transparent filled in rectangle at a certain location on the image. You may choose to allow others to view your tags, and you can a local variable in my example, and an outside-of-the-parfor variable in yours. Basic Plot. Order thoughtfully and use transparency. The closer to zero the more transparent it is. I hope this makes sense. The official color for Loyola Green is given as RGB:0-104-87, and Loyola Gray is given as RGB:200-200-200 (found on Loyola's Logos/University Signature page. Filled Area Plots in MATLAB ®. PIVlab is the most popular and most widely used open source PIV tool. Use set and get to access patch properties. Click at another location to add a new label. I would expect either a fancy transparency like matplotlib/matlab packages, or at least when using patterns to fill the area the white gaps to be treated as transparent. Patch Properties for property descriptions. The options "-matte -virtual-pixel Transparent" while not very important in the above, will be very important later. PropertyName is the name of the patch property and PropertyValue is the value you are specifying. In this regard, the calibration relationship between the pixel intensity of the image and the saturation of the wetting liquid is the crucial premise for whether this technique can be promoted and applied, and it is also a bottleneck that limits whether this. Transparent legend – Matlab chart legends are opaque be default but can be made semi- or fully transparent. To calibrate the image, enter the known. Since 2001, Processing has promoted software literacy within the visual arts and visual literacy within technology. It provides an interactive environment that enables you to easily develop algorithm, visualize data, and also for numerical computation. To calculate the volume of an irregular object, start by breaking down the object into more regular shapes like cones, cubes, or pyramids. In this video I'm gonna show you how to plot a circle in Matlab. If you do not specify separate color data (C), MATLAB uses the matrix (Z) to determine the coloring of the surface. If your worksheet contains data that is arranged in columns or rows then using an area chart may be a good way to display that data. It integrates computation, visualization, and programming in an easy-to-use environment where problems and solutions are expressed in common mathematical notation. By choosing 'keep transparency', the overlay image will respect the base image transparent area. How to make a scatter plot in MATLAB ®. Predicting the core temperature during welding is an ambitious aim in many research works. 2 (default) | scalar Transparency of ROI face, specified as the comma-separated pair consisting of 'FaceAlpha' and a scalar value in the range [0,1]. Robotics Toolbox 9. The transparency of any layer can be adjusted from 0 percent to 100 percent. When finished making the measurements, select Analyze Calibrate… ↑ to display the Calibrate… dialog box. FaceAlpha — Transparency of ROI face 0. Hi, I run in some issues when I try to set the transparency of an area plot. Photoshop CC does not have a separate Extended offering. The return value of area() is a handle (an arbitrary double precision value with no inherent significance to the value, but which is used by MATLAB to refer to individual graphics objects. The default of 0. MATLAB, a software package for high-performance numerical computation and visualization, is one of the most widely used tools in the engineering field today. A value of 1 makes the coverage area fully opaque. Geoms that draw points have a "shape" parameter. Become an Industry 4. I have tryed what you said, but i get a sphere in 2d in a seperat plot and not in the same 3d plot that i have alredy maid with my other set of data. ImageJ is an open source image processing program designed for scientific multidimensional images. OS The Feldip Hunter area is a Hunter training area located just north of Oo'glog. Problem: area() only plots from zero either up or down. Transparent Background Free Online Photo Editor. Control the transparency of an object using the alpha function or by setting properties of the object related to transparency. MatConvNet can be easily extended, often using only MATLAB code, allowing fast prototyping of new CNN architectures. Using image data to control transparency. The curves are defined by the points (x, y1) and (x, y2). Matlab also provides a lot of support packages and toolboxes unlike Octave. Plotly Express functions take as a first argument a tidy pandas. If the width is 1, then the bars within a group touch one another. What I want to do is fill in the area between the red line and each run, respectively. MATLAB Projects Among the various programming languages, MATLAB is one of the best for industry automation and problem solving. If you specify this property as a function handle or cell array, you can access the object that is being deleted using the first argument of the callback function. In this case, color is proportional to values of Z. MATLAB is a programming language in contrast to the simulation languages listed above. Patch Properties for property descriptions. djoshea/matlab-save-figure - Cross-platform figure export from Matlab to SVG, PDF, PNG, etc. View questions and answers from the MATLAB Central community. When you insert or select a picture in Microsoft Publisher 2010 the Picture Tools contextual tab will become available on the ribbon. Learn more about transparent plot. The transparency data. I can set the transparency of the histogram but not of the area plot. When finished making the measurements, select Analyze Calibrate… ↑ to display the Calibrate… dialog box. Plot markers transparency and color gradient - Matlab plot-line markers can be customized to have transparency and color gradients. If you have any axes in your GUI, the axes area will simply appear as a shaded axes, whose intensity depends on the selected alpha (transparency) value; the contents beneath the window will not be merged in the axes area as it is in the non-axes areas. Robotics Toolbox 9. Scatter in MATLAB ®. html#BuxCKM83 M. The drawing area is restricted to a region beginning at (x,y,z), with width w, height h, and depth d. The Legion is here to help members of the Armed Forces community and their families. The previous section used one for loop that cycled through a list of all of the pixels and made global changes to color. =] I only replaced your last line of code with the last three lines shown here: Time = [1:1:10]; y = Time;. There is a property called alpha. It first recovered the 3D vessels for each viewpoint using stereo reconstruction and merged them. java \classes \classes\com\example\graphics. ) area() returns the handle to an areaseries object. 5 (R13) and later versions in the way that axes are rendered in hardware accelerated OpenGL, when transparency is used. When Y is a matrix, area(X,Y) plots the columns of Y as filled areas. Learn more about area, transparency, facealpha "No public field FaceAlpha exists for class matlab. Transparent areas of graphics turn black Problem. The method works exactly the same in GNU-Octave, FreeMat, Scilab and Scicoslab. For example, geometrical optics. MATLAB Answers. You can change this in the Options at the bottom right of the viewer window by selecting Checkerboard background, or you can quickly see that it is by dropping another image underneath the one in a composite shot. Click at another location to add a new label. Learn more about transparent plot. Are these possible in any way or not possible from Grace, hence impossible for PyGrace. However, Paint 3D in Windows 10 will solve this problem and will remove the white background. We're going to use parametric equations to. MATLAB Answers. It allows transparent area plots in R2014b and newer. Institutional and economic information of ICTS SOCIB. In order to run them, you need the companion. The industry has widely adopted the use of MATLAB and SIMULINK. \classes\com\example\graphics\Rectangle. View Siddharth Swarnkar’s profile on LinkedIn, the world's largest professional community. The time series plot is an economic process, and I would like to shade times of recessions. How to make an area transparent in Illustrator. If you do not specify the DeleteFcn property, then MATLAB executes a default deletion function. 8 means the bar width is 80% of the space from the previous bar to the next bar, with 10% of that space on each side. How do I remove the white from the black so it becomes transparent? Hope that makes sense <3 How to cut an. View Siddharth Swarnkar’s profile on LinkedIn, the world's largest professional community. It is an interactive, integrated environment for numerical scientific computations and visualization, as well as symbolic computations, and others. MATLAB Answers. Photoshop CC does not have a separate Extended offering. polarhistogram does not include NaN, Inf, and -Inf values in any bin. MATLAB® is a high-level language and interactive environment for numerical computation, visualization, and programming. Since these are complex ratios, they describe not only the relative amplitude, but phase shifts between the waves. It first recovered the 3D vessels for each viewpoint using stereo reconstruction and merged them. The digital image of a circular meshed patch can be analyzed to calculate the transparency (Tcirc) with the following equation: Tcirc = (1 Ncond pixel Npatch pixel) 100%; (2) where Ncond pixel and N patch pixel are, respectively, the numbers of pixels in the conductor area and in the entire. Twenty percent of species currently face extinction, and that number could rise to 50 percent by 2100. This section lists property names along with the type of values each accepts. List of subsidiaries. Learn more about alpha, transparency, area. PropertyName is the name of the patch property and PropertyValue is the value you are specifying. MATLAB has evolved over a period of years with input from many users. This book is based on the authors' own in-class lectures as well as research in the area. 本課程"matlab之工程應用" (applications of matlab in engineering)旨在讓學生瞭解matlab使用的方法與過程,使其成為一個良好的研究工具。 11/06/2006 9. Choose a web site to get translated content where available and see local events and offers. Note that this discussion (like the preceding several posts) deal exclusively with HG2, Matlab's new graphics system starting with R2014b (well yes, we can also turn HG2 on in earlier releases). An image stack combines a group of images with a similar frame of reference, but differences of quality or content. This is an interactive data label. Any opinions, findings and conclusions or recomendations expressed in this material are those of the author(s) and do not necessarily reflect the views. List of subsidiaries. The return value of area() is a handle (an arbitrary double precision value with no inherent significance to the value, but which is used by MATLAB to refer to individual graphics objects. Control the transparency of an object using the alpha function or by setting properties of the object related to transparency. area, caxis, fill, fill3, isosurface, surface. 0 pioneer with the most-secure and reliable MCU, wireless and memory solutions. The MATLAB docs on patch properties explain these to some degree. Can anyone please help. Find detailed answers to questions about coding, structures, functions, applications and libraries. Note: You can execute the code from this tutorial by highlighting them, right-clicking, and selecting "Evaluate Selection" (or hit F9). To use it in print and some other editing programs you will need to create a clipping path around the image and save the file as a. This property defines the degree to which the textbox background color is transparent. MatConvNet can be easily extended, often using only MATLAB code, allowing fast prototyping of new CNN architectures. An area graph displays elements in Y as one or more curves and fills the area beneath each curve. plot_google_map MATLAB function for plotting a Google map on the background of a figure It assumes the coordinates of the current figure are in the WGS84 datum, and uses a conversion code to convert and project the image from the coordinate system used by Google into WGS84 coordinates. In Matlab lingo, the place where user-dened variables are stored is referred to as the workspace. MATLAB, a software package for high-performance numerical computation and visualization, is one of the most widely used tools in the engineering field today. If your worksheet contains data that is arranged in columns or rows then using an area chart may be a good way to display that data. 88 cm(sup 2). Geoms that draw points have a "shape" parameter. Figure objects use transparency (OpenGL is the only MATLAB renderer that supports transparency). Useful formats for importing into Word are PostScript, EMF, BMP, and PNG. The image on the right has surface depth cues at 100% and interior depth cues at 50%. Here's an example of a style ("transBluePoly") that defines a transparent blue color for the polygon faces and a line width of 1. Open Mobile Search. ARCHIVE! Please read /mac/00introduction if you haven't already done so. I would expect either a fancy transparency like matplotlib/matlab packages, or at least when using patterns to fill the area the white gaps to be treated as transparent. If you have any axes in your GUI, the axes area will simply appear as a shaded axes, whose intensity depends on the selected alpha (transparency) value; the contents beneath the window will not be merged in the axes area as it is in the non-axes areas. You can change the renderer that MATLAB uses when printing a figure:. Once the area you want to make transparent is selected, click Layer > Transparency, then select Add Alpha Channel. 50 is created) depending on viewing distance. Some graphics objects support using a different transparency value for the faces versus the edges of the object. I am Using MatLab 7. MATLAB has evolved over a period of years with input from many users. Photo, sketch and paint effects. Commenting is the "art" of describing what your program is going to do in "high level" English statements. PIVlab is the most popular and most widely used open source PIV tool. after which I need to show the segmented cells on top of the original image. area_under_curve_test args , a function which shows how to count and report command line arguments;. If your worksheet contains data that is arranged in columns or rows then using an area chart may be a good way to display that data. We will discuss the definition and properties of each type of integral as well as how to compute them including the Substitution Rule. Siddharth has 8 jobs listed on their profile. Purchasing codes and standards. • Transformed and interpreted data using MATLAB (self-taught) Characterized precursors of polymer membranes for PEM fuel cells using NMR • Ran 1H and 13C NMR scans on pre-polymer samples. Window resize mode. MATLAB is a very simple software for coding. Select a Web Site. We’re going to use parametric equations to. {"categories":[{"categoryid":387,"name":"app-accessibility","summary":"The app-accessibility category contains packages which help with accessibility (for example. Legal shape values are the numbers 0 to 25, and the numbers 32 to 127. MATLAB function for plotting a Google map on the background of a figure. See the ColorSpec reference page for more information on specifying color. If you use this function a lot, you can obtain an API key and easily set the function to use it (see help for more details) Saving the map with an image/matrix overlay drawn on top of it (especially a semi-transparent one) can sometimes cause unexpected results. For example, you can compare sets of data, track changes in data over time, or show data distribution. 3) Start Y-Axis Value at 0. MATLAB is unique in that it can be used to learn the entire empirical and experimental process, including stimulus generation, experimental. Learn more about transparent plot. Definition and Usage. MATLAB is an interactive system whose basic data type is the array or matrix. Seven examples of the scatter function. It defines a piece of computer code. Figure objects use transparency (OpenGL is the only MATLAB renderer that supports transparency). With this study, we propose a method to image the tip crack on transparent materials by using digital holographic microscopy. Photo, sketch and paint effects. Open Mobile Search. The frame is a snapshot (pixmap) of the current axes or figure. This property defines the degree to which the textbox background color is transparent. In PowerPoint on a PC, the following procedure works for photos, shapes, charts, SmartArt graphics, digital ink, and text boxes. Matlab programmer -Transparent value pvt ltd subsidiary of Guggenheim Partners Mumbai, Maharashtra, India Mumbai Area, India. 1 one could draw an area plot and set the FaceAlpha to give a transparency. This tab gives you the ability to quickly format the picture, including adjusting the picture, formatting the picture style from a gallery, applying effects, aligning and grouping, and cropping the picture. Seven examples of symmetric, asymmetric, horizontal, and colored error bars. You may also wish to read /mac/00help/archivepolicy. In addition, the code can identify if the cup is full or empty. Siddharth has 8 jobs listed on their profile. 本課程"matlab之工程應用" (applications of matlab in engineering)旨在讓學生瞭解matlab使用的方法與過程,使其成為一個良好的研究工具。 11/06/2006 9. Treatment of each topic begins from the first principles. We also offer online access to all of our codes and standards – plus exclusive NFPA handbooks packed with expert commentary and graphics for a deeper understanding of code requirements. The GMT/ MATLAB toolbox is a basic interface between MATLAB® (or Octave) and GMT, the Generic Mapping Tools, which allows MATLAB users full access to all GMT modules. The closer to zero the more transparent it is. This opensource is used interfacing with the MATLAB and kinect V1 sensor. Some graphics objects support using a different transparency value for the faces versus the edges of the object. Modulus is the ability of a material to resist stretching, compressing and shearing forces imposed on it by exterior causes. Learn more about transparent plot. See Windows Batch Scripting for this and other windowing particularities. An image stack combines a group of images with a similar frame of reference, but differences of quality or content. Matlab programmer -Transparent value pvt ltd subsidiary of Guggenheim Partners Mumbai, Maharashtra, India Mumbai Area, India. Comments are specially marked lines of text in the program that are not evaluated. MATLAB for Psychologists. This MATLAB function sets the face transparency for graphics objects in the current axes that support transparency. MATLAB Forum - Area Transparent machen - Hola, ich stehe wieder auf dem Schlauch. Table of Contents, Get code for this tutorial. Then, write down the measurements of each section and use them to calculate the volume of each part using their respective formulas. ARCHIVE! Please read /mac/00introduction if you haven't already done so. djoshea/matlab-save-figure - Cross-platform figure export from Matlab to SVG, PDF, PNG, etc. Transparent microelectrode arrays have emerged as increasingly important tools for neuroscience by allowing simultaneous coupling of big and time-resolved electrophysiology data with optically measured, spatially and type resolved single neuron activity. MATLAB does not use this data, but you can access it using set and get. Tag: matlab,user-interface I am new to GUI. Powerpoint 2010 Transparent fill In PP 2003 you can block fill shapes with transparent fill patterns which is extremely useful when producing graphics, on 2010 this appears not to be possible as patterned fill has not option to go from 0 > 100% transparency , has anyone found a solution to this as it appears to be the only fill type that is just available as solid. Learn more about transparent plot. PowerPoint turns transparent areas of images black. Local heat flux variations are shown to be three to six times larger than variations in the spatially averaged heat flux. Take a close look at the attached code, which generates this figure in just a few lines of code. In MATLAB Graphics, we do this depth sort with a technique called Order Independent Transparency, or OIT for short. Seven examples of symmetric, asymmetric, horizontal, and colored error bars. If the coordinate data does not define closed polygons, patch closes the polygons. The image on the right has surface depth cues at 100% and interior depth cues at 50%. html#Griffiths76a Zdenek Kouba. Note that it's easiest if your IDs are descriptive strings so that you can easily tell what their effect is. Pi is a constant, an irrational number and its notation represent the sixteenth letter of the Greek alphabet, though its value is equal to the ratio of a circle's circumference to its diameter. If you do not specify the DeleteFcn property, then MATLAB executes a default deletion function. Reflection from a mirror. If my max AND min value are both positive, then it overlaps the plots and makes them 1/2 as transparent if that makes sense. With this one could plot a filled contour graph and over-plot with an area graph which grey-ed out non-significant areas whilst leaving the significant areas un-touched. More specifically, an optical system based on Mach–Zehnder interference along with an inverted microscopy (Olympus CKX53) was used to image the tip crack of Dammar Varnish transparent material under thermal excitation. Learn more about patch color transparency. The modulus defines the amount that the material will deform under such external forces. There are usually two syntactic ways to comment. Matlab Practice Exam 2 (piecewise How to Create Transparent Drop Down Navigation Menu with CSS and. kdeplot (data, data2=None, shade=False, If True, shade in the area under the KDE curve (or draw with filled contours when data is bivariate). The return value of area() is a handle (an arbitrary double precision value with no inherent significance to the value, but which is used by MATLAB to refer to individual graphics objects. Description. alpha facealpha specifies whether to use flat or interpolated transparency across the faces of all patch, chart surface, and primitive surface objects in the axes. M_Map includes: Routines to project data in 19 different projections (and determine inverse mappings), using spherical and ellipsoidal earth-models. A fan chart is a plot of time-varying distribution percentiles shown as shaded bands around a central (median/mean) line. See the complete profile on LinkedIn and discover Siddharth’s connections and jobs at similar companies. Use Analyze Clear Results↑ to reset the measurement counter, use one of the Area Selection Tools↑ and Analyze Measure… [m] ↑ to record the mean gray value of each of the standards. The industry has widely adopted the use of MATLAB and SIMULINK. To delete an existing background, select the background and click the Trash icon in the top right hand toolbar of the editor. Industrial Solutions. A summary of this debate is given on Border, Frame and use of BorderColor. If you do not specify the DeleteFcn property, then MATLAB executes a default deletion function. I would expect either a fancy transparency like matplotlib/matlab packages, or at least when using patterns to fill the area the white gaps to be treated as transparent. The 3PL warehousing industry consists of many actors working towards the same goal in numerous ways. Any opinions, findings and conclusions or recomendations expressed in this material are those of the author(s) and do not necessarily reflect the views. MATLAB determines the transparency in one of three ways: Using the elements of AlphaData as transparency values (AlphaDataMapping set to none, the default). Updated October 11, 2019 Baker Hughes Rig Count. In university environments, it is the standard instructional tool for introductory and advanced courses in mathematics, engineering, and science. 3D Polygon - draw planes with Matlab. How to add error bars to a line, scatter, or bar chart. \sources\com\example\graphics\Rectangle. To convert degrees to radians, use deg2rad. Working Subscribe Subscribed Unsubscribe 8. FaceAlpha Scalar alpha value in range [0 1] Transparency of textbox background. The MATLAB help has a list of what functions each one can do, but here is a quick summary, in roughly the order you should try them unless you already know the. How to make a scatter plot in MATLAB ®. Since these are complex ratios, they describe not only the relative amplitude, but phase shifts between the waves. By default, the edges connect the given points directly. Control the transparency of an object using the alpha function or by setting properties of the object related to transparency. A visitor to the PowerPoint newsgroup reported a solution to this problem. Graphics Objects that Support Transparency. Transparency Portal. Plotly Express functions take as a first argument a tidy pandas. An image, nevertheless, is not usually all one color. Find detailed answers to questions about coding, structures, functions, applications and libraries. There are usually two syntactic ways to comment. plot_google_map MATLAB function for plotting a Google map on the background of a figure It assumes the coordinates of the current figure are in the WGS84 datum, and uses a conversion code to convert and project the image from the coordinate system used by Google into WGS84 coordinates. In Word and Outlook, the following procedure only works for photos. I can set the transparency of the histogram but not of the area plot. Just click on a point on a plot to see it's value. We also offer online access to all of our codes and standards – plus exclusive NFPA handbooks packed with expert commentary and graphics for a deeper understanding of code requirements. geoscatter(lat,lon,A) uses A to specify the area of each marker (in points^2). h is a handle to a patch (a filled in area); if you type get(h) you can see all its properties. An area graph displays elements in Y as one or more curves and fills the area beneath each curve. It is disappointing but, MATLAB's default saveas and print commands cannot deal with transparent things very well. How do I remove the white from the black so it becomes transparent? Hope that makes sense <3 How to cut an.