repmat Replicate and tlean aray Structure Functions sub2ind Singe index from subscripts reshape Reshape array fieldnames Field names of a structure Rotate matrix 90 degrees getfield Get field of structure array Sound Processing Functions tril Lower triangular part ofa matrix rmfield Remove structure fields General Sound Functions triu Upper triangular part of a matrix setfield Set field of structure array lin2mu Convert linear audio signal to mulaw (colon) Index into array,rearrange array struet Create structure array Convert mu-law audio signal to linea Structure to cell array conversion sound Convert vector into sound Vector Functions soundsc Scale data and play as sound MATLAB Object Functions cross Vector cross product class Create object or retum class of object dot Vector dot product Detect an object ofa given class SPARCstation-Specific Sound Functions Set intersectionoftwo vectors methods Display method names auread Read NeXT/SUN(.au)sound file ismember Detect members of a set methodsview Displays impled by auwrite Write NeXT/SUN(au)sound file setdif面 Retum the set difference of two vector a class setxor Set exclusive or oftwo vectors subsasgn Overloaded method for A(D)=B,A=B,and union Set union oftwo vectors A.ficld=B .WAV Sound Functions unique Unique clements of a vecto subsindex Overloaded method for X(A) wavplay Play recorded sound audio ouput devic subsref Overloaded method for A(D,Al)and A.field wavread Read Microsoft WAVE(.wav)sound file Specialized Matrices wavrecord Record sound using a PGbased audio input device compan Companion matrix Cell Array Functions Write Microsofi WAVE(.wav)sound file Test matrices cell Create cell array gallery hadamard Hadamard matrix cellfun Apply a function to each element in acell array File l/O Functions hankel Hankel matrix cellstr Create cell array of strings from character array cell2struet File Opening and Closing Cell array to structure array conversion hilb Hilbert matrix celldisp Display cell arrayco fclose Close oneor more open files invhilb Inverse of the Hilbert matrix fopen obtain information about open files magic Magic square Graphically display the structure of cell arrays Pascal matrix num2cell Convert a numeric array into a cell array toeplitz Toeplitz matrix Unformatted I/O wilkinson Wilkinson's eigenvalue test matrix Multidimensional Array Functions fread Read binary data from file cat fwrite Write binary data to a file Bitwise Functions flipdim Flip array along a specified dimension bitand Bit-wiseAND ind2sub Subscripts from linear index bitemp Complement bits ipermute Formatted I/O bitor Bit-wiseOR fgetl Retumn the next line of a file as a string without line terminator(s) ndgrid Generate arrays for multidimen onal functions anc fgets Retumn the next line of a file as astring with line terminator(s) bitset Set bit ndims Number of array dimensions fprintf Write formatted data to file bitshif Bit-wise shift fseanf Read fommatted data from file permute Rearrange the dimensions of a multidimensional array Get bit reshape Reshape array Bit-wise XOR shiftdim Shiftdimensions File Positioning squeeze Remove singleton dime nsions feof Test for endof-file repmat Replicate and tile an array reshape Reshape array rot90 Rotate matrix 90 degrees tril Lower triangular part of a matrix triu Upper triangular part of a matrix : (colon) Index into array, rearrange array Vector Functions cross Vector cross product dot Vector dot product intersect Set intersection of two vectors ismember Detect members of a set setdiff Return the set difference of two vector setxor Set exclusive or of two vectors union Set union of two vectors unique Unique elements of a vector Specialized Matrices compan Companion matrix gallery Test matrices hadamard Hadamard matrix hankel Hankel matrix hilb Hilbert matrix invhilb Inverse of the Hilbert matrix magic Magic square pascal Pascal matrix toeplitz Toeplitz matrix wilkinson Wilkinson’s eigenvalue test matrix Bitwise Functions bitand Bit-wise AND bitcmp Complement bits bitor Bit-wise OR bitmax Maximum floating-point integer bitset Set bit bitshift Bit-wise shift bitget Get bit bitxor Bit-wise XOR Structure Functions fieldnames Field names of a structure getfield Get field of structure array rmfield Remove structure fields setfield Set field of structure array struct Create structure array struct2cell Structure to cell array conversion MATLAB Object Functions class Create object or return class of object isa Detect an object of a given class methods Display method names methodsview Displays information on all methods implemented by a class subsasgn Overloaded method for A(I)=B, A{I}=B, and A.field=B subsindex Overloaded method for X(A) subsref Overloaded method for A(I), A{I} and A.field Cell Array Functions cell Create cell array cellfun Apply a function to each element in a cell array cellstr Create cell array of strings from character array cell2struct Cell array to structure array conversion celldisp Display cell array contents cellplot Graphically display the structure of cell arrays num2cell Convert a numeric array into a cell array Multidimensional Array Functions cat Concatenate arrays flipdim Flip array along a specified dimension ind2sub Subscripts from linear index ipermute Inverse permute the dimensions of a multidimensional array ndgrid Generate arrays for multidimensional functions and interpolation ndims Number of array dimensions permute Rearrange the dimensions of a multidimensional array reshape Reshape array shiftdim Shift dimensions squeeze Remove singleton dimensions sub2ind Single index from subscripts Sound Processing Functions General Sound Functions lin2mu Convert linear audio signal to mu-law mu2lin Convert mu-law audio signal to linear sound Convert vector into sound soundsc Scale data and play as sound SPARCstation-Specific Sound Functions auread Read NeXT/SUN (.au) sound file auwrite Write NeXT/SUN (.au) sound file .WAV Sound Functions wavplay Play recorded sound on a PC-based audio output device wavread Read Microsoft WAVE (.wav) sound file wavrecord Record sound using a PC-based audio input device wavwrite Write Microsoft WAVE (.wav) sound file File I/O Functions File Opening and Closing fclose Close one or more open files fopen Open a file or obtain information about open files Unformatted I/O fread Read binary data from file fwrite Write binary data to a file Formatted I/O fgetl Return the next line of a file as a string without line terminator(s) fgets Return the next line of a file as a string with line terminator(s) fprintf Write formatted data to file fscanf Read formatted data from file File Positioning feof Test for end-of-file