A Guide to MATLAB for Beginners and Experienced Users phần 3 docx

... MATLAB, but only in two formats: wav and au. More popular formats such as mp3 are not available, but you may have software that converts other formats to and from wav. The commands wavread and wavwrite ... com- mand. In addition to manipulating images that you read into MATLAB, you can create your own images to visualize numerical data. Suppose, for example, that you have an a...

Ngày tải lên: 09/08/2014, 12:22

... 0 c=c+1; end end Solutions to Practice Set B: Calculus, Graphics, and Linear Algebra 247 11. (a) rank (A1 ) ans = 3 rank (A2 ) ans = 2 rank (A3 ) ans = 4 rank (A4 ) ans = 2 MATLAB implicitly assumes that ad − bc is ... (a) . [U3, R3] = eig (A3 ); max(abs (A3 *U3 - U3*R3)) ans = 1.0e-14 * 0.4529 0.4529 0.5245 0.5245 Ditto yet again. (Note that we suppressed the output of the first com...

Ngày tải lên: 09/08/2014, 12:22

... sometimes called a scalar .A1 × n array is called a row vector,andanm × 1 array is called a column vector. (A string is actually a row vector of characters.) An m × n array of numbers is called a matrix;seeMore ... sym object Grand total is 1 83 elements using 2968 bytes The variables A, X, Y, Z, a, andd were assigned numerical data and are reported as “double array”. That mea...

Ngày tải lên: 09/08/2014, 12:22

... genotypes of the parents: Genotype of Parental Offspring Genotype AA-AA AA-Aa AA-aa Aa-Aa Aa-aa aa-aa AA 1 1/2 0 1/4 0 0 Aa 0 1/2 1 1/2 1/2 0 aa 0 0 0 1/4 1/2 1 More about Loops 93 arbitrary, but it ... it. ✓ MATLAB also has signed and unsigned integer data types; see the online help for int32 and uint32, for example. Commands for Parsing Input and Output You may have noticed...

Ngày tải lên: 09/08/2014, 12:22

... command opens a dialog box that allows a user to type new values for the ranges of the x-andy-axes. MATLAB has a number of dialog boxes that you can use either as callback functions or in an ordinary ... understand these calculations that’s a little slicker, and that uses MATLAB s linear-algebra capability. Namely, we can write the fundamental equation P new = P old m −R in m...

Ngày tải lên: 09/08/2014, 12:22

... services, total inter-industry, consumption, capital formation, exports, total final demand, and output. Thus outputs from each sector can be read off along a row, and inputs into a sector can be read ... wheat and plant 56.5789 acres of barley and 18.4211 acres of corn. There is no practical limit on the number of variables and constraints that MATLAB can handle – certainly no...

Ngày tải lên: 09/08/2014, 12:22

... you want an M-file to take a variable number of inputs or produce a variable number of outputs, then these are stored in the cell arrays varargin and varargout, and braces are used to refer to the ... in MATLAB. Parentheses are used both for grouping arithmetic expressions and for enclosing in- puts to a MATLAB command, an M-file, or an inline function. They are also...

Ngày tải lên: 09/08/2014, 12:22

... command, and pay attention to the error and warning messages. EXAMPLE: >> X = -3: 0.05 :3; >> plot(X, X.ˆ(1 /3) ) Warning: imaginary parts of complex X and/ or Y arguments ignored. 236 Solutions ... x = a and x = b, and shades the region in between. % Example: shadecurves(’sin(x)’, ’-sin(x)’, 0, pi) Solutions to Practice Set B: Calculus, Graphics, and Linear Al...

Ngày tải lên: 09/08/2014, 12:22

... be used to separate commands on a command line. ; Suppresses output of a MATLAB command, and can be used to separate commands on a command line. Also used to separate the rows of a matrix or ... commands and functions, it is convenient to think of a MATLAB function as we normally think of mathematical functions. A MATLAB function is something that can be evaluate...

Ngày tải lên: 09/08/2014, 12:22