Another method for accessing elements of an array is to use only a single index, regardless of the size or dimensions of the array. Indexing into Matlab arrays is very often glossed over, but it is actually quite a powerful (and fast) technique. Learn more about convolution, indexing Example. Learn more about matlab, for loop, matrix array, iteration, matrix manipulation MATLAB In this article, we will study a powerful MATLAB functionality called ‘MATLAB Indexing’. In this case, MATLAB operates on a page-by-page basis to create the storage column, again appending elements columnwise. MATLAB allows for several methods to index (access) elements of matrices and arrays: Subscript indexing - where you specify the position of the elements you want in each dimension of the matrix separately. This method is known as linear indexing. Every variable is an array in MATLAB. ; Linear indexing - where the matrix is treated as a vector, no matter its dimensions. The array logInd is not an array of double numbers, but have the class logical . Introduction to MATLAB Indexing. See Linear Indexing for for an introduction to this topic. While MATLAB displays arrays according to their defined sizes and shapes, they are actually stored in memory as a single column of elements. Another method for accessing elements of an array is to use only a single index, regardless of the size or dimensions of the array. That means, you specify each position in the matrix with a single number. The indexing in arrays in MATLAB is the same as mathematics. This method is known as linear indexing. While MATLAB displays arrays according to their defined sizes and shapes, they are actually stored in memory as a single column of elements. Array Indexing in MATLAB. For example, consider the 4-by-4 magic square A: This method is known as linear indexing. MATLAB uses 1-based indexing, so it should read index(1) in your loop solution – Amro Jul 20 '12 at 13:38 Similar to: Find the location and determine the corresponding value of another array having the same location of one array – Amro Jul 20 '12 at 13:41 Every variable in MATLAB® is an array that can hold many numbers. While MATLAB displays arrays according to their defined sizes and shapes, they are actually stored in memory as a single column of elements. Indexing with a Single Index. It has a different syntax of accessing the elements. Another method for accessing elements of an array is to use only a single index, regardless of the size or dimensions of the array. MATLAB provides us with plenty of functionalities, useful in various computational problems. These indexing tricks come in handy to avoid "for" loops and in vectorizing code. Any particular element can be accessed using indexing in MATLAB. 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