Tip: If your document content can reflow across pages. Define similarity. But now you can easily compare text and catch every change — and you can do it faster than ever with a redesigned Compare Files tool in Adobe Acrobat. This is a complete lesson with teaching and exercises about the relationship between multiplication and division, meant for third grade. In most of the cases it, however, shows excellent results. ) from a website or any source and use it as your own. , banana) with music (i. Call the two triangles Δ 1 and Δ 2 and let the scale factor of the two similar triangles be a : b. , Front Panel, Block Diagram, etc. similarities more than the differences, read on to see if you do too! So, as I was saying, the movie and book are REALLY similar. Images to help children think of ideas. She's like the poor lady that's dead and gone, the spit an' image she is. All images are similar to template image, I want to compare the images and find out the percentage of similarity between the template & rest of images. You can detect and track all the faces in videos streams in real time, and compare the similarity of two faces efficiently and accurately. Hector Yee for initial code and perceptual metric; Scott Corley for PNG file reading. Students can fill in this graphic organizer with a examples of similarities and differences about two topics. Just pick the coverages you want, view our rate, and then answer a few questions so we can show you prices from other companies. Consider script below, where you can give two files as arguments, and the file will tell you if they are the same or not. I was searching around trying to find ways of comparing images, in fact specifically, finding amongst say 10,000 images, those that are close and similar to the one being compared to. You can detect and track all the faces in videos streams in real time, and compare the similarity of two faces efficiently and accurately. For over 90 years, Similac® formulas have helped new and expectant moms nourish their babies and has become the #1 Brand Fed in Hospital. It is also important for your muscles. It is a full reference metric that requires two images from the same image capture— a reference image and a processed image. compare two images for similarity. Plagiarism may have serious academic consequences, but F's on assignments or expulsion from school often aren't enough to keep students from doing it. Click on the scientific name to go to the species page. my reason is that in B2B when a problem occur in the product,B2B may make it more. This means that they are the same shape but can be different sizes, i. If you want to find differences in two Word files, select the original document in left pane & modified/updated document in right hand side pane. You need to look at the: content of the poem. Automatic searching of differences between two similar pictures online. image serves to emphasize. Most image retrieval systems operate in two distinct phases: 1. When r = 1 a similarity is called an isometry (rigid motion). com as the most trusted and effective online destination to make a purchase decision. Skip to Main Content Mobile menu Home. The rest of paper is organized as follows: in section 2, a background on distance measures is discussed. How to compare the content of two or more directories automatically by Marco Fioretti in Linux and Open Source , in Open Source on February 3, 2013, 10:00 PM PST. This means that they are the same shape but can be different sizes, i. Note that two things may be similar in colloquial English, but it is a much stronger statement to say that they are mathematically similar. The operation compares images pixel by pixel. Programs can be found automatically and transferred to other devices. Map readers can compare the results of the survey data from the state, county, and census block geographies. 'Find the differences' games offer not only endless fun, but they. The numbers of common and unique features are then used to calculate a similarity measure among two compounds. Enhance your pic’s natural beauty with basic edits, filters, text, graphics, and more. 10 Great Features in 10 Different OSes. In this session, you will build on your intuitive notions of what makes a “good copy” to build a more formal definition of similarity. String Similarity Tool. Just select first/original file in left window and second/modified file in right window. For similar triangles:. Look carefully at the position of the hands, the fabric of the garment, the embroidery near the bust, and …. Decisions like these are often much harder to make than, for example, comparing three similar IT systems, where Decision Matrix Analysis or some form of financial analysis can help you decide. Traditional or online shopping. Comparison and contrast—An organization structure of text in which a description of similarities and differences among two or more things occurs. The command line is to compare between images is quite similar to the ImageMagick's compare tool except you need to include the -output option. We are going to see in this tutorial, how starting from the features of the two images we can define a percentage of similarity from 0 to 100, where 0 it means they’re completely different, while 100 they are equal, even if they have. Click thumbnails in the queue for quality setting. Comparison in writing discusses elements that are similar, while contrast in writing discusses elements that are different. Diffchecker is an online diff tool to compare text to find the difference between two text files Diffchecker - Online diff tool to compare text to find the difference between two text files Diff checker. Compare Image: Difference Namespace. Research new and used cars with the Kelley Blue Book comparison tool. This comparison may be limited to a particular region of each image. Students will be put into groups and given 2 shapes that are similar (i. Download the app today and:. for iPhone/iPad,. Nowadays, it is a child’s play to compare two-wheeler insurance online. Google Image search doesn't use Facial Recognition technology, but its algorithms are quite accurate and can show up pleasing results. Changes are highlighted When your comparison is complete, you will see two documents side-by-side, with the changes highlighted. It’s a lightweight and portable app that works independently of Microsoft Excel and does file comparison without having to install Excel or other similar app in your system. A similar pluralistic trend is encouraged by the suggestion to consider the various world religions as alternative paths to the same transcendental finality or, using a known illustration, many paths to the same mountain peak. This is similar to the method above where we used the equal to (=) operator, with one added advantage. PowerPoint 2010 includes Compare feature, which enables you to compare two different versions of a presentation. Similarity Learning. With this, you could either search for similar faces or just match up two faces through the photos. Need Help - comparing two images. Ex-Pressure plate of the car 2. BuzzFeed Quizzes. integrated tool cup on the top and two storage compartments located in the machine doors. In this article, we will see the ways on how to compare two columns in Excel for differences. • Between these two mosaics, however, there are few obvious similarities of motif. How to Compare two Finger Prints and get matching results in percentage % of image comparison and similarity Image comparison of x-ray image and a vendor image. Celsus was a Platonist and polemical writer against Christianity who lived in the late 2nd century CE According to Freke & Gandy, he "complained that this recent religion [of Christianity} was only a pale reflection" of Pagan belief. Joints hold your bones together and allow your rigid. Avaiable for iOS and Android now. The closer the hamming distance, the more similar the images are. Similarity measures are evaluated on a wide variety of publicly available datasets. Alternatively, compare two bitmaps as defined in basic bitmap storage. If the two compare and contrast essay format options described above do not appeal to you, then, perhaps you should stick to focusing on one task for the whole of your essay. , banana) with music (i. Proportion. Exploring Compare and Contrast Structure in Expository Texts. Being able to compare two people, places, things, or ideas is an important skill for your students be able to do. to determine whether one of the two similarity metrics is closer to human notions of what it means for two images to look similar. For this reason, the f2 comparison has been the focus in Agency guidances. The image of the fierce gorilla is softened when it is realized that they, like chimps, prefer a diet of fruit, nuts and vegetables. 1BestCsharp blog Recommended for you. With this comparison search tool, you can compare two text files or URLs and see the similarities in the results quickly. This wikiHow teaches you how to find the differences between two PDF files using an online file comparison tool. Perceptual Image Diff Introduction. Some people diet because they have a poor body image, not because they want to be a healthy weight Dairy and dairy alternatives. In this lesson the students compare and contrast the two characters in the original Cinderella and Cinder Edna. In this article you will learn how to compare and find similarities between two images when they're similar but not exactly identical. New Genome Comparison Finds Chimps, Humans Very Similar at the DNA Level. 1000 free games to play. Heroism is a trait that we seem to have no problem identifying, yet when asked to define what a hero is a myriad of answers emerge. Find the differences between two similar pictures (Flash Game) On the Shelf - Matching pictures to 3-letter words. When you compare two things you think about how they are alike, or their similarities. In this session, you will build on your intuitive notions of what makes a “good copy” to build a more formal definition of similarity. With it, you can get information on moving and relocation factors such as population density, weather, school reports, city demographics and more!. This method computes the mean structural similarity index between two images. When Comparing Two Texts How Do You Spot the Similarities and Differences? Here are some of the ways that will help you spot the similarities and differences in two different texts while doing a comparison. com to get the latest deals, rebates, and incentives. The class establishes the purpose of fiction vs. Proportional Pictures is a hands-on math project that helps students to discover the relationship between the perimeter and area of two similar figures. Image * System. Meeting notes, web pages, projects, to-do lists—with Evernote as your note taking app, nothing falls through the cracks. CV References. com's Pill Identification Wizard uses drug pictures to help consumers identify pills by their appearance, using a database of over 10,000 images of prescription drugs. Various groups of three will do. We then define the compare_images function on Line 18 which we’ll use to compare two images using both MSE and SSIM. A compare and contrast essay involves finding the similarities and differences between two subjects ; Tools to help prepare for a compare and contrast essay include a Venn diagram and lists. I had something specific in mind. My prog is to find similar images. Find out which camera you should purchase now!. Comparison sites is online tool created by small seo tools to compare two web pages to find similar content in both URLs provided by you. You can vote up the examples you like or vote down the ones you don't like. Find online coupons, special deals and the lowest prices on DVD movies all with the click of a button!. MinSimilarityShort: This is the minimum acceptable percentage of similarity between two strings that comparing with StringCompare. First of all, all of the characters are the same for the most part, and the animals are the same too. This type of essay can be really confusing, as balancing between comparing and contrasting can be rather difficult. Since three is greater than one, three-fourths is greater than one-fourth. edu is a platform for academics to share research papers. Image Search Pony is a free software to find duplicate images. Take a snap shot of the metal object. If the snap shot and the Image A are one and the. Drawing this diagram allows you to compare and contrast two or even several things/events. Offline mode, advanced features and more. Take your newsletter to the next level. The difference between the fcc and hcp is the stacking sequence. Viewed 12k times 5. Title: year-of-jubilee Created Date: 10/20/2015 1:45:12 PM. Compare Two Columns for Matches or Differences in the Same Row To compare two columns in excel you have to follow below step by step process, Step 1: Create a table similar to the above picture. This means that if you write ratios comparing the measures of all parts of one object with the measures of comparable parts of the other object, a true proportion would always exist. From illustrations to vectors, when you need the perfect stock image for your website or blog, we have you covered. I have two files. There may be Turns, Flips or Slides, Too! Sometimes it can be hard to see if two shapes are Similar, because you may also need to turn, flip or slide a shape. Fast, free shipping both ways. Elizabeth Warren (D-Mass. Furthermore, determining which computational metric better captures human notions. If the images are identical, the operation returns True and posts an informative message to the test log. One of these is the compare and contrast essay. Upon analysis, we discovered that Euclidian squared distance works as similarity function for images within the multi-dimensional space. Microsoft Word is an excellent program to manage your documents. Results can vary on the resolution or quality of the photo. Just 1 month. How can I compare two people's faces? I am looking for a computer program to compare two photographs of people and tell how similar they are or something of the like. Compare car prices, trims, and features, then discover dealer inventory listings that match the car you are searching for. To compare, cluster and search small molecules with respect to their structural similarities, a common approach is to enumerate their structural features, which are often referred to as structural descriptors. Compare and Contrast Essay between Two Countries: China vs Japan China and Japan are both found in Eastern Asia and speak languages that though different, are closely related. Simply drop the first image you wish to compare into the left box, and the other image in the right box. Steps to compare two Word documents for difference in Microsoft Word 2010. STARTING MSRP $31,795 CONSUMER RATING. Some talk about working directly with the DCT from JPEG and. Similarity Learning. Otherwise, it returns False and posts a message, whose type is specified by the MessageType parameter. This software is released under the GNU General Public License. By quickly scanning the users computer and comparing that against a known "good" computer, or even a corporate standard image, administrators can quickly identify possibly configuration, updates, software or other items that could be causing the problem for the user. , a flower, then the similarity. Compute the percentage of difference between 2 JPEG images of the same size. You might want students to compare just the physical features of two animals, such as alligators and crocodiles. Guys i am New to labview. Once installed, head over to the Add-Ins tab and hit Compare. News about his dad, whom he identified as the goofball parent, though also the stricter of the two in all arenas other than girls, when mom takes over as the family watchdog. Learn more about comparing two PDF files › Edit text and images in PDF files ›. The geometric approach stresses the representation of similarity relationships among the members of a set of objects. transform face image(s) - generate averages from two or more faces, change face expression or otherwise modify them. IELTS writing Task One requires you to describe a graph, chart, table or diagram. E: Build on the experience of identifying similarities and differences between two animals by modeling the same skill using two texts on the same topic. To see highlighted differences between images, go to the Image Pair tab. MinSimilarityShort: This is the minimum acceptable percentage of similarity between two strings that comparing with StringCompare. Hello, we’re Tes We’re an education business supporting teachers, school staff and schools to succeed in every aspect of their teaching life. There are two ways to find if an image is similar to another image. Below are the details 1. If you move, rotate, reflect, or change the scale of the shape on the right in Fig. Use a Venn diagram, then write a written comparison. g) Any two isosceles triangles are similar. Use the Compare Pictures operation to compare two images. There is, however, a difference in the thickness or opacity of the color. Comparing is the process of identifying similarities and differences among or between things and ideas. Compare image similarity in Python using Structural Similarity, Pixel Comparisons, Wasserstein Distance (Earth Mover's Distance), and SIFT - measure_img_similarity. Instead of only comparing text in the PDFs, or converting the PDFs to images and comparing those pixel by pixel like other comparison tools, i-net PDFC can intelligently compare the actual content elements in your files. The eye is a mixture of the two, i guess. Differences of Poetry No two things are exactly alike. What are the similarities and differences between the two types of offenders? Chat with us , powered by LiveChat. A pinhole camera projects an image through a tiny hole onto a screen in a box. Compare the sample tables and find matching records by using a field criterion. In this game, kids have to find the differences between two seemingly identical images. A transformation that enlarges or reduces the original figure proportionally producing a similar figure. transform face image(s) - generate averages from two or more faces, change face expression or otherwise modify them. The movement differs in these two artworks. Guiffy's Image Diff tool is included as part of Guiffy Pro or eXpert and also available as a Free standalone application. Select two pictures on your computer or phone and then click OK. How to compare the content of two or more directories automatically by Marco Fioretti in Linux and Open Source , in Open Source on February 3, 2013, 10:00 PM PST. Possible answers speculate either a direct relationship (one Evangelist possessed one of the gospels) or indirect (two Evangelists having access to a shared source). Imaging Resource's side-by-side comparison lets you easily compare any two cameras. Save on time, taxes, and get organized today with fast & easy setup. In this tutorial, we will cover the different ways involved for comparing two files. Comparing two images similarity with python and opencv - farcompen/Opencv-Compare-images. Basically I am getting confused with is the working principle to compare two images to check whether they are similar or not. The lower the the score, the more contextually similar the two images are with a score of '0' being identical. The similarity feature is awesome if you have cropped, rotated, or resized images, you no longer need, as many of us acquire, when we crop/resize pictures to post on social media and such. I have two files. The unique selection assistant allows users to select photos based on groups, dates or location on your hard drive. 1 $\begingroup$ I'm using a dataset of movies and would like to group if a movie is the same across different retailers. Step 1: Open Microsoft Word 2010 and tap Review on toolbar. ‘Find the differences’ games offer not only endless fun, but they also improve observational skills and concentration levels. Our experts help you navigate color families and palettes to find the right colors for your home. This tool lets you compare reference images from digital cameras side-by-side. This dramatically increases the efficiency of working on different versions of same design file. In a previous PyImageSearch blog post, I detailed how to compare two images with Python using the Structural Similarity Index (SSIM). Notice that the “Similarity” score for each of the detected faces never exceeds 10. Features a web application that compares two countries side by side, listing various facts, figures, measures and indicators allowing their similarities and differences to quickly be examined. Shop and buy top-rated new cars at Edmunds. Got two files with pretty similar content? No Worries! We will compare them for you! Comparing the files, texts, documents and figuring out duplication was never this easy before. If you find that pointing out the similarities and differences between the ideas is too much for you, then simply focus on simply comparing and contrasting the two concepts. org are unblocked. Our Book Price Comparison is free, objective and easy to use. Image summary. Click the Compare View button (circled in Figure 12) on the toolbar, choose View > Compare, or press C on your keyboard. One compartment has specific space to hold extra blades, a blade housing, and an accessory housing, while the other can store Cricut® tools or other crafting materials. MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. Measuring and Comparing Length, Weight, and Capacity: Overview In this section, children are introduced to basic concepts of measurement, including measuring length, weight, and capacity. Title: year-of-jubilee Created Date: 10/20/2015 1:45:12 PM. Security code to access financial data online. Jan 16, 2016 · I want to compare set of images with the given template/ideal image. Millions of people are searching for jobs, salary information, company reviews, and interview questions. It is the reason why the text is written in the first place. So, your task is to find out those differences & make both the pictures look same. To see highlighted differences between images, go to the Image Pair tab. A poison dart frog vs. Just select first/original file in left window and second/modified file in right window. In a previous PyImageSearch blog post, I detailed how to compare two images with Python using the Structural Similarity Index (SSIM). Wufoo's online form builder helps you create custom HTML forms without writing code. Compare and Contrast Worksheets Compare Summer Vacation Reports Read two student reports on their summer vacation and see what sticks out. If you need to compare the contents of two files Notepad++ has a great plugin for doing just that. This website allows you to quickly and easily compare the difference between two images - pixel by pixel. Is it possible to use the JSON result from face API detection for comparing if images are similar? I would use the API to compare but I have a large number of images locally. Hi Debra, I’m a student currently conduct a paper about “launch in beta”approach,I incorporate several consideration the usage of that approach. Two images' pHash values are "close" to one another if the images' content features are similar. (Spencer Platt/Getty Images) Packages often arrive with only one or two items in the box, or people make small purchases. The Quicken ID is the ID you’ll use to access all Quicken applications, including Quicken for Windows, Quicken for Mac, Quicken on the Web, Quicken Mobile, and Quicken. Year of the Jubilee & Thanksgiving Y E A R O F T H E J U B I L E E S i m i l a r i t. At the same time, the increasing tendency to remain in a single location put pressure on groups to protect themselves from other still nomadic peoples. Compare two photos, videos, and design files online. You can simply add two images to these software and then they will automatically process both the images to find differences like edits, insertion, etc. Meeting notes, web pages, projects, to-do lists—with Evernote as your note taking app, nothing falls through the cracks. Text Compare! is an online diff tool that can find the difference between two text documents. Basically I am getting confused with is the working principle to compare two images to check whether they are similar or not. Visual Similarity Duplicate Image Finder is a powerful utility for finding similar and duplicate images in a folder and all its subfolders. Allmost all of them were based on four basic steps, they are: Locating the Region of Interest (Where the Objects appear in the given image), Re-sizing the ROIs in to a common size, Substracting ROIs,. Click the links to learn more about both. Summary comparison. The PHP Compare Images Similarity class can be used for that purpose. ‘Find the differences’ is a fun game for kids. 4K on Roku players and Roku TV requires 4K content. A compare and contrast essay is a form of academic writing that is built around an examination of at least two items. Useful for comparing two JPEG images saved with a different compression ratios. The file comparison command helps us to compare the files and find the similarities and differences between these files. PowerPoint 2010 includes Compare feature, which enables you to compare two different versions of a presentation. How to Use FC (File Compare) from the Windows Command Prompt Martin Hendrikx Updated July 5, 2017, 8:15pm EDT There is a great command line tool that can be used to compare files to see if there are any content or binary code differences that you can access if you are using a PC. In this game, kids have to find the differences between two seemingly identical images. WASHINGTON, Wed. Compare the sample tables and find matching records by using a field criterion. MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. Simply drop the first image you wish to compare into the left box, and the other image in the right box. Together, the class lists the features. This is the minimum acceptable percentage of similarity between two strings that comparing with StringCompare. Similarities and Differences Elicitation Ideas. Introduction. CarWale compare cars tool helps you compare two or more cars on their specs, features, colours and prices. Millions of people are searching for jobs, salary information, company reviews, and interview questions. The most beautiful Supermodels. You can find a similar valve on the right side of the heart (tricuspid). Adjectives are great ways of comparing two items, but you can also use nouns and verbs to show similarities and differences. Programs can be found automatically and transferred to other devices. If the images are identical, the operation returns True and posts an informative message to the test log. In addition, it returns a similarity image such that an exact match location is completely white and if none of the pixels match, black, otherwise some gray level in-between: Two images are considered similar if their difference. The mse function takes three arguments: imageA and imageB, which are the two images we are going to compare, and then the title of our figure. The number of rows and columns may not be equal and it can vary each time. Comparisons are surprisingly hard to do with either of the image viewers I normally use, namely Eye of Gnome and Ristretto. I implemented this algorithm while developing a Windows Store app that will do partial matching. These physical and behavioral similarities highlight some of the links between two members of the primate family. The facial images are : Measure similarity (how much they look alike) or identity (whether they are from the same person) between two faces. Used to compare three or more quantities. Answered Active Solved. Is it possible to use the JSON result from face API detection for comparing if images are similar? I would use the API to compare but I have a large number of images locally. Alternatively, compare two bitmaps as defined in basic bitmap storage. Then, student partners use a graphic organizer to brainstorm pet characteristics and visualize that some characteristics are similar. the comparison is made irrespective of the file content. Two sets are called similar if one is the image of the other under a similarity. Our goal is to provide the best comparison shopping experience on the Internet, and establish smartprix. I have extracted features and find the matches. When the user presents a query, a comparison measure. Mass does not change, no matter if you are in space or on Earth. TOGETHER WE CAN MAKE A DIFFERENCE Every child deserves the chance to learn. Compare 1172+ Cell Phone Plans, Internet Plans, Tablet Plans and TV Packages from 69 carriers. Notice the differences, but be sure to identify the striking similarities. com as the most trusted and effective online destination to make a purchase decision. Can anyone help me in this?. Learn to spell with this simple game. Compare and Contrast Worksheets to Print. It is thus a judgment of orientation and not magnitude: two vectors with the same orientation have a cosine similarity of 1, two vectors oriented at 90. QuickBooks Online Advanced supports the upload of 1000 transaction lines for invoices at one time. Easily share your news on Facebook, Twitter, and more. Engage students by having them compare pictures of two animals and share what is the same and what is different about them. Click thumbnails in the queue for quality setting. Simply choose the text to compare and receive a full report with the text similarities immediately,. C string comparison program. Compare Sheets is a free software that can compare two Excel sheets and display the results of comparison in another sheet. Features a web application that compares two countries side by side, listing various facts, figures, measures and indicators allowing their similarities and differences to quickly be examined. - Compare and contrast images of heroism in these two poems. Provide opportunities for independent practice of the concept. Depends on what you want to compare. Ex-Pressure plate of the car 2. STARTING MSRP $31,795 CONSUMER RATING. Ask Question. Sometimes we want to compare two files or URLs to check the duplicate content between two pages. com is the place to learn about the worlds climates with more than 4000 locations documented. DokuWiki helps teams and workgroups interact much easier while working on a project thanks to the user-level system granting access to different users to different parts of the website. com to get the latest deals, rebates, and incentives. Hello, we’re Tes We’re an education business supporting teachers, school staff and schools to succeed in every aspect of their teaching life. The biggest problem is that it takes a high degree of proficiency to get it to work for you. For the best result, please upload a photo of a frontal face, desirably with the gap between the eyes more than 80 pixels wide. The similarity score ranges from 1-100 and the threshold can be adjusted when using the API. Compare and contrast the adventures and experiences of characters in stories and identify basic similarities in and differences between two texts on the same topic (1 st grade reading standards). Use the back of the sheet if you need more room to write. 3 different styles of compare results!. Look at the presentation and describe the photos using the language given. Best Facial Recognition Search Engine to Perform Online Face Match. The following will compare Column A in the active sheet (Sheet1) for example with Column A in Sheet2. Sign up free!. You can rotate, pan and zoom the pictures and share them with other applications. The point is to measure the similarity between two images by comparing their histograms. This value is used for strings with the length of at least 8. Two pandemic experts weigh in on how close the coronavirus comes to the plots of movies like 'Contagion,' 'Outbreak,' and '28 Days Later. If a pixel in one image has RGB values 50, 150, 200 and the corresponding pixel in the other image has RGB values 51, 150, 200, the result shows the difference plainly even though you won't be able to tell the difference with your eyes. China is located between Vietnam and North Korea and borders South China Sea, Yellow Sea, Korea Bay, and the East China Sea. You should be able to find similar images that look like the person in the picture you have. I had something specific in mind. SIMILARITY; A transition word ( a connective adverb) transitions the reader from the thought in one sentence to a similar thought in the next. dssim — image comparison tool RGBA Structural Similarity. What I would like to do is be able to get that data for images and use the JSON result to compare images for similar matches. Compare two lists. Prescription eyeglasses starting at $95. Compare car prices, trims, and features, then discover dealer inventory listings that match the car you are searching for. Source Code V1. 3 different styles of compare results!. See what others are looking for on Glassdoor today. Here are 5 free visual image comparison software for Windows. In most of the cases it, however, shows excellent results. When comparing FNP vs. Since you are comparing both syllables and word length at the same time, you could use Hotelling’s T-square test. C string comparison program. The following function uses the difference function, and then calculates the RMS value from the histogram of the resulting image.