Mark Whirdy

Last seen: 2 meses hace | Con actividad desde 2012

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http://www.linkedin.com/pub/mark-whirdy/6/a51/159 Professional Interests: Credit & Equity Quantitative Finance

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calcBSImpVol(cp,P,S,K,T,r,q)
Calculates Black-Scholes Implied Volatility for Full Surface at High Speed

casi 7 años hace | 3 descargas |

Pregunta

VertConcatenated Parsing of Respective Function Outputs
Hi all I need a little help with syntax here, trying to vertically concatenate the respective outputs [c,ceq] from functions fc...

alrededor de 10 años hace | 1 respuesta | 0

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Matrix Multiplication Along Pages of Multidimensional Matrix
What is the most efficient way of matrix-multiplying along a page (2d plane) of a multidimensional matrix. Speed is important he...

alrededor de 10 años hace | 3 respuestas | 0

3

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Respondida
Problem with Autoregressive AR(3) Model. Take a look please
x is of size 1 so need to "declare" it first as zeros(1,1023); also it is trying to access z(1023) but z has only 1020 elements...

más de 10 años hace | 0

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Parsing ⅛ and ⅓ Characters from actxserver Outlook Mail object Body and Converting to Floats
Hi all I am parsing Outlook mails in Matlab by actxserver and regexp. Some mails contain fraction characters as below <...

casi 11 años hace | 1 respuesta | 1

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Connecting to Teradata Database
I needed to add tdgssconfig.jar to classpath too.

casi 11 años hace | 0

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Pregunta

Connecting to Teradata Database
Hi all For anyone with experience connecting to Teradata Database and/or in-the-know about java database connectivity, would ...

casi 11 años hace | 2 respuestas | 0

2

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Print Latex/Greek-Chars to Commandline
Mathworks support: Thank you for contacting Mathworks. The feature of typing Greek letter from MATLAB command line is not ...

más de 11 años hace | 3

| aceptada

Pregunta

Print Latex/Greek-Chars to Commandline
Is it possible to fprintf a string to commandline which includes latex characters (I know its possible on figures etc). The b...

más de 11 años hace | 2 respuestas | 2

2

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Enviada

Merton Jump Diffusion Option Price (Matrixwise)
Calculates Merton's 1976 Jump Diffusion Model by Closed Form Matrixwise Calculation for Full Surface

más de 11 años hace | 3 descargas |

Resuelto

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

más de 11 años hace

Resuelto

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

más de 11 años hace

Resuelto

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

más de 11 años hace

Enviada

Merton Structural Credit Model (Matrixwise Solver)
Matrixwise Calculation Firm Asset Value, Volatility, Debt Value, Spread, Default Prob, Exp-Recovery

más de 11 años hace | 2 descargas |

Respondida
How to get a matrix from uitable
So the line below does not work (replacing "uitMyTableName" with whatever your table is called)? myCellArray = get(handles...

más de 11 años hace | 0

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Adding data into existing excel sheet from matlab
It seems that variable "mydata" is of size [1x3] but the size of the range you elected is [1x1] (i.e. a single excel cell rather...

más de 11 años hace | 1

| aceptada

Respondida
Adding data into existing excel sheet from matlab
Hi Rekha Lots of similar questions on the Matlab Answers here if you search. Here's one of mine on using the activex serve...

más de 11 años hace | 0

Pregunta

Sparse Matrix - More Efficient Assignment Operation
I have a large sparse matrix for which I am attempting to assign certain segments (simplified example as per below snippet) to s...

más de 11 años hace | 3 respuestas | 1

3

respuestas

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Matlab and excel issues, active x server crash
PLEASE PRESS [ACCEPT] IF THIS SOLVES YOUR ISSUE, THANKS .... 1) ACTXSERVER For programmatic manipulation of an excel in...

más de 11 años hace | 0

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How to add several interfaces in one interface of MATLAB GUI
What is an "element", you mean a "uiobject" (uibutton, uitable etc?)? Happy to help, but you'll have to work on the question ...

más de 11 años hace | 0

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Advice on a few bottlenecks in my code
(Almost-) Never use the find() function! I'd need to see the contents of the variables, but at first glance you can maybe jus...

más de 11 años hace | 0

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Logical vector based on matrix rows
Please Press "accept" if this answers your question %% YOUR EXAMPLE A = [... -2 1 2; 1 2...

más de 11 años hace | 1

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Computing summation in matlab
If Wayne is right and you're talking about limits to the summation, is it that you want to control these limits as parameters, o...

más de 11 años hace | 0

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Filter matrix rows based on value of function in Matlab
Shown below using an anonymous function for neatness, but the trick is just to make sure that your function (anonymous, nested, ...

casi 12 años hace | 1

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Respondida
how to use load function??
do you really want to use load with text files? myfile = load([fileName,'.',fileExtension]); % load is for workspaces reall...

casi 12 años hace | 0

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Incorrect display for special characters in the axis label
using your script I get "aÅ" on x-axis but you get "a?" ?? try the script below (even though its the same thing) xlabel(...

casi 12 años hace | 0

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mvtcdfqmc error when mvncdf used within fsolve
Got it < http://www.mathworks.com/matlabcentral/answers/7549>

casi 12 años hace | 0

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Pregunta

mvtcdfqmc error when mvncdf used within fsolve
Save the function below & call it a couple of times by E_t = 2000; sig_E = 0.5; K = [10*ones(5,1);1010]; T = [1:6]...

casi 12 años hace | 2 respuestas | 0

2

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voice to text conversion
<http://www.mathworks.com/matlabcentral/answers/32864>

casi 12 años hace | 0

Pregunta

Polynominal Fitting Constrained in 1 Coefficient
x = [0;7.8438;15.6493;23.4767;31.2822;39.0986;46.9123]; y = [1;0.8990;0.7102;0.5747;0.4717;0.3766;0.2956]; p = polyfit(x...

casi 12 años hace | 1 respuesta | 0

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