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built-in getdata function in imaqdevice is broken
Here is the answer: Change to the following (i.e., replace && by & below): if ~isChunkModeActive && ~any(startsWith(fieldname...
ungefär ett år ago | 0
| accepted
Question
built-in getdata function in imaqdevice is broken
I am getting this error on running the following: start(v);%v is a gige/gentl object [recording1, time, metadata] = getdata(v,...
ungefär ett år ago | 1 answer | 0
1
answerQuestion
colormap using command line in implay()
While I can change the colormap using the pull down menu, is there a way to use a command line to change the colormap? So my im...
ungefär ett år ago | 1 answer | 0
1
answerVideo frames all garbled and not in sequence
I was moving my hands and it suddenly would jump back to earlier frames. However, I discovered the issue. There were two specif...
ungefär ett år ago | 0
| accepted
Question
Video frames all garbled and not in sequence
Hi I am using imaqtools in particular using gentl driver with Lucid vision camera. Ni Max and Arena records a sequence of fram...
ungefär ett år ago | 1 answer | 0
1
answerstandard deviation takes for ever
calculating statistical std takes more memory than calculating mean. If performing std on double formatted large data sets, it l...
ungefär 2 år ago | 0
| accepted
Question
standard deviation takes for ever
I have a double precision numeric 3D matrix M (converted by fread from uint8) of size 30000 x 500 x 500 I would like to get st...
ungefär 2 år ago | 2 answers | 0
2
answersQuestion
concatenate array of structures with same field names
Hi I am reading datafile from a camera which spits out data in a certain format - about several Gb's in size. The output fo...
mer än 2 år ago | 1 answer | 1
1
answerQuestion
Retriggerable pulse generation in NiDAQ
Hi, i am having trouble figuring out how to set retriggerable pulse generation. I can generate continuous pulse from a counte...
mer än 2 år ago | 0 answers | 0
0
answersMatlab gigE and gentl issues with Lucid Vision Camera
It appears this issue is resolved thanks to Matlab Image Acquisition toolbox support team. The best recourse to use 10G Lucid v...
mer än 2 år ago | 0
| accepted
Matlab command to set PFI as Sampleclock on a USB DAQ?
use a triggered counter output on both DAQ's.
mer än 2 år ago | 0
| accepted
Question
Matlab gigE and gentl issues with Lucid Vision Camera
Hi I think this is up in Matlab's court? Can someone from Image Acquisition Toolbox team help us here? Lucid team identifie...
mer än 2 år ago | 1 answer | 0
1
answermissing PacketDelay in Gentl with Lucid Camera
Bump? I have more information... Lucid team identified a problem with Matlab reading LUCID camera features. They have done ...
mer än 2 år ago | 1
Question
missing PacketDelay in Gentl with Lucid Camera
Hi, I am able to run Lucid vision camera using Gentl driver. however, I am not seeing the field 'PacketDelay' in the src struc...
mer än 2 år ago | 1 answer | 0
1
answerQuestion
Matlab command to set PFI as Sampleclock on a USB DAQ?
Hi, How do I declare PFI12 for example as sampleclockterminal when PFI0 is declared as sampleclock.source? What is the Matlab s...
mer än 2 år ago | 1 answer | 0
1
answerQuestion
Is there a way to reduce Timer period to less than 1 ms?
I am trying to reduce timer(‘period’) to less than 0.001 if possible. In this forum link https://www.mathworks.com/matlabcentral...
mer än 2 år ago | 1 answer | 0
1
answerQuestion
How can I reduce minimum wait() time?
I am using wait(obj,state,time-out) minimum timeout is 0.01. If I use any value below 0.01, it defaults to 0.01 seconds. Is ther...
nästan 3 år ago | 1 answer | 0
1
answerQuestion
Cannot get images from gigE camera
We just purchased a Lucid vision GigE camera. Vendor website shows how to use Matlab + GigE vision software to connect to it. W...
nästan 3 år ago | 0 answers | 1
0
answersLoren's blog on datastore. How should I use counterSize and done?
I think I figured out some of the answers... I need later versions of Matlab to get 'partial read' enabled using 'read mode'. ...
nästan 4 år ago | 0
Question
Loren's blog on datastore. How should I use counterSize and done?
I am trying to use datastore in Matlab v2018b but it does not have 'partialread'. I am trying to replicate Loren's code (https:...
nästan 4 år ago | 2 answers | 0
2
answersQuestion
Datastore for reading large binary files versus incremental fread
I am trying to understand why should I be using Datastore to read 100Gb binary file (other than exceeds memory capacity of RAM)?...
ungefär 4 år ago | 2 answers | 0
2
answersQuestion
speeding up using cellfunction and arrayfun versus for-loop
I find that cellfun and arrayfun is slower by 1.6x. Trying to understand why is that? I have a data matrix DM of size(4 x 2e8)...
mer än 4 år ago | 1 answer | 0
1
answerQuestion
Very confused about MLE
Matlab has the MLE tool : mle(data,pdf) I have a custom distribution :pdfM I have generated data the following way: [size of d...
ungefär 5 år ago | 1 answer | 0
1
answerHow does matlab do maximum likelihood on custom functions?
Hi, I would like to explore the above question further... If I use a standard distribution listed in Matlab document and not m...
ungefär 5 år ago | 0
Question
Vimba -Matlab issue - GigE camera. Requesting a 2018 patch
Camera: Allied Vision Prosilica 6600. Works OK with AVT Vimba Viewer and AVT Acquire Control. In MATLAB 2018b, camera shows up ...
mer än 6 år ago | 1 answer | 0
1
answerQuestion
Selecting arbitrary sequence of rows from a matrix
A=100000x1 made of numbers <3000 : A=[2345,123,4000, etc...] B=5000x100000 an array of numbers given; Select A out of B(:,...
nästan 7 år ago | 0 answers | 0
0
answersQuestion
Registration using CV Toolbox
Hi, I have two 3D point clouds. The two are partially overlapped i.e., ~<50% of the data has an overlap and the rest does not. ...
nästan 9 år ago | 0 answers | 0
0
answersQuestion
mex with g++4.8 with Boost issues
I am trying to build a mex file on OS X with gnu++-4.8. But ending up with error msg. In the command line it links to libc++. I ...
ungefär 9 år ago | 1 answer | 0
1
answermexopt.sh not functional in R2016?
Instead edit the xml files e.g., mex_C++_maci64.xml if using C++
ungefär 9 år ago | 0
| accepted
mex with g++4.8 with Boost issues
This is resolved. In Matlab R2016a mexopts.sh in ~/.matlab folder has no function. Do not create a copy of it. Instead one shoul...
ungefär 9 år ago | 1
| accepted
