killerhertz's articles:

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Help to vectorize a loop with square matrix 5 20 (7/26/2012 9:04:24 PM) comp.soft-sys.matlab It's been some time since I've used Matlab, but I need to vectorize the fol= lowing code for performance reasons. I'm getting caught up on the square ma= trix R. I understand the concept of replicating vector... Brandon

Parse this tricky ascii file? 1 26 (3/27/2009 3:37:12 PM) comp.soft-sys.matlab I have a file that contains a series of header/data pairs. I'll call these "blocks". There are several data blocks per file. These blocks look something like this: %s %s %s %s\n %s %s\n %f %f %f %f %f ..... %f... Brandon

Help with textread/textscan and double quotes 3 48 (3/16/2009 3:16:55 PM) comp.soft-sys.matlab I have a csv string formatted as follows. I'm trying to parse this and remove the double quotes. "3/12/2009","3:27:48 PM","-75.300000","mV" If I use: textread([strVoltageCsvDir strVoltageCsvFile],'%s%s%s %s',... Brandon

How to Read Long Tab-Delimited File? 2 29 (2/24/2009 4:13:27 PM) comp.soft-sys.matlab Here's the python equivalent of what I'm trying to do. It's very simple and elegant, but I need to visualize the data, and python falls short for my needs there. In this case, There are over 500+ tab delimited ... Brandon

Fitting to a Noisy Sinusoid? 0 31 (12/11/2008 10:05:59 PM) comp.soft-sys.matlab I'm trying to solve a problem where I have to fit a noisy sinusoid so I can properly extract some information from the sinusoidal segment. What's the best way to do this? Here is a code snippets where I'm try... Brandon

Trouble writing mixed (alpha/numeric) data w/ xlswrite(...) 0 68 (8/14/2008 4:09:58 PM) comp.soft-sys.matlab Hello, I'm trying to read in a tab-delimited text file, modify some of the data, then write the result to xls. cellOut = Columns 1 through 4 {63x1 cell} {63x1 cell} {63x1 cell} {63x1 cell} ... Brandon

Firpmord(...) returning bad values 0 36 (7/23/2008 2:24:34 PM) comp.soft-sys.matlab Hi, I'm having a problem using firpmord(...) with a particular set of arguments. [deciLpfFirOrd,deciLpfFrq,deciLpfMag,deciLpfWght] = ... firpmord([46.875e6, 62.5e6],... % freq [1,0],... % attenuation... Brandon

Using Visual Studio 8 Editor instead of CCS 3.3 0 28 (1/3/2008 10:52:09 PM) comp.dsp I find CCS 3.3 to be quite terrible due to it's lack of class view, call browser, go to, and find features. I found the option in CCS to use an external editor (devenv.exe), but it doesn't implement any of the ... Brandon

Resume ModelSim sim from wlf? 1 78 (3/21/2007 7:35:53 PM) comp.lang.vhdl Hello, Sometimes while running very long simulations in the background I need to reboot. In cases like this it would be nice to be able to pause the simulation and save the dataset so I can continue later. I a... Brandon

Zero-Valued Data Out of Chipscope ILA? 2 114 (3/20/2007 10:07:17 PM) comp.arch.fpga Hello, I have a design on a SX55 that contains of two complex (real +imaginary) datapaths. I've been trying to debug the code in Chipscope using ILAs before and after my processing block. Both channels are ide... Brandon

killerhertz's replies:

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javacomponent - java matlab integration 4 27 (3/17/2005 9:41:54 PM) comp.soft-sys.matlab Hello, I'm trying to integrate a java JTable object into a gui figure. The table is being instantiated in it's own figure and not embedded into the parent figure, as I want. Below is my code. % Instantiate a... killerhertz (84)

converting RGB to intensity 2 40 (3/21/2005 1:02:34 PM) comp.soft-sys.matlab Hi I would like to convert a RGB to intensity. I know from the matlab documentation there is this link that suggest this tutorial. But I noticed it uses simulink. Is there other way where simulink wont be req... grazieee (32)

Delete a uitable? 2 77 (4/6/2005 8:21:29 PM) comp.soft-sys.matlab How can I delete a uitable? When I look at the handle for the table: >>hUitable ans = javahandle_withcallbacks.com.mathworks.hg.peer.UitablePeer >>ishandle(childHandles.uitableClusterRpt) ans = 1 ... killerhertz (84)

which command sends a file to printer in the background? 4 28 (7/20/2005 2:22:20 PM) comp.soft-sys.matlab Hi, I would like to print a text/xls file generated at run time right away to a printer, which command should I use? thanks in advance san ... xisanhe1 (1)

Phase Unwrap in FPGA? 6 33 (11/2/2005 7:52:39 PM) comp.dsp Hello, I have a dig receiver architecture and I need to generate frequency from the phase. The phase (atan2) is computed using a CORDIC (magnitude is used for another part of the architecture, so CORDIC makes ... killerhertz (84)

Why translate center frequency (instead of band edge) to baseband? 6 30 (2/28/2006 12:34:37 AM) comp.dsp Hi all, I know it�s standard fare to translate to baseband the center frequency o a band of interest. But given the choice, why do that instead o translating to baseband the lower edge of that band? In my ap... mcourtn1 (7)

cycles no. and time 5 35 (3/1/2006 12:46:49 PM) comp.dsp Hi every body, I would like to know how can I calculate or measure the time and number o cycles of the algorithm which I used in CCS with DSK6711? For example wha is the time should be taken to get the FFT anal... mabozaed (29)

Moving the libraries from 62xx to 64xx 3 28 (3/2/2006 1:12:17 PM) comp.dsp Hi experts, I have a DSP application libraries based on the 62xx DSP and now I want t move these libraries to 64xx platform. Can I re-use the same libraries fo the new 64xx target ? Do I need to recompile the ... shiva_chikkalli (7)

Complex FIR Filter Design - Notation in Preuss' IEEE Trans. Paper 6 24 (9/11/2006 8:54:56 PM) comp.dsp Is anyone familiar with the following paper? Preuss, K, "On the Design of FIR Filters by Complex Chebyshev Approximation," IEEE Trans. Acoust., Speach, Signal Processing, vol. 37, pp. 702-712, 1989. The autho... killerhertz (84)

Help to vectorize a loop with square matrix 5 20 (7/26/2012 9:04:24 PM) comp.soft-sys.matlab It's been some time since I've used Matlab, but I need to vectorize the fol= lowing code for performance reasons. I'm getting caught up on the square ma= trix R. I understand the concept of replicating vector... killerhertz (84)