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Haider Ali


Last seen: 5 months ago Active since 2015

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Efficient/Fastest pattern matching on integer vector
Hello, Problem Staement: Given a uint16 data vector vec in format [ID1 ID2 data ID1 ID2 data ...] and ID pairs mat pattern, ...

5 months ago | 1 answer | 0

1

answer

Question


Find pattern in vector while ignoring/skipping certain indices
Hello, Is there an efficient way to search for a specific pattern in a mat vector while ignoring some indices in the pattern? ...

6 months ago | 4 answers | 0

4

answers

Question


Memory efficient vectorization of a for loop
Hello all, I have the following piece of code which generate a nxnxm logical matrix A at the end. A matrix contains a lot of ze...

2 years ago | 1 answer | 0

1

answer

Question


Fastest way to find unique cells in a logical cell array
Hello all, I have a large array of cells (currently 1x4096 but likely to far bigger than that) with each cell of 6x6 logical va...

2 years ago | 1 answer | 0

1

answer

Question


Remove single pixel width connecting lines between objects
Hi all, How can I remove/disconnect the connecting lines between objects while keeping the boundaries of my objects intact?

3 years ago | 1 answer | 1

1

answer

Question


Edge linking and hole filling in binarized cell image
Hi all, I need to segment and classify blood cells in several images. I have binarized the image using Otsu thresholding but so...

3 years ago | 1 answer | 0

1

answer

Question


Vectorized index generation based on multiple conditions
Hi all, I have a huge column vector from which I need to extract specific values using vectorization instead of loops. The algo...

3 years ago | 0 answers | 0

0

answers

Question


Red Blood Cell Counting and Classification in images of blood smears
Hi all, I have some images of blood smears in which I need to count and classify (shape and size) the red blood cells. What wou...

3 years ago | 0 answers | 0

0

answers

Question


print('-RGBImage', '-r0') for invisible figure
Hi, I need to get the |cdata| of a .fig file using |print('-RGBImage', '-r0')| which is opened using |openfig(___,'invisible'...

4 years ago | 0 answers | 0

0

answers

Question


Programatically add OpeningFcn in GUI
Hi, I have programatically created a GUI app using a single function file (e.g. mygui.m) and putting all my code in that sing...

4 years ago | 1 answer | 0

1

answer

Question


Scrollable checkboxes inside uipanel GUIDE
Hi, I have a uipanel created in MATLAB figure which vertically lists the .txt files present in the current directory using ch...

4 years ago | 1 answer | 0

1

answer

Question


single vs multiple fprintf() efficiency
Hi, I want to write some text data (integer and string types) in a .txt file using fprintf() and I am looking for the most ef...

5 years ago | 2 answers | 0

2

answers

Question


assignDetectionsToTracks with parameter of costOfNonAssignment
Hi, I am working on multiobject tracking and using <http://www.mathworks.com/help/vision/ref/assigndetectionstotracks.html as...

6 years ago | 0 answers | 1

0

answers

Question


BSoD while writing serial data and acquiring frames via grabber
Hello, I need to autofocus a thermal camera which operates serially. My MATLAB program acquires a frame, processes it to find...

7 years ago | 0 answers | 0

0

answers

Question


Read the outgoing serial data to an IR camera
Hi, I have an infrared (IR) camera which can be operated serially. It comes with a GUI which provides various buttons to zoom...

7 years ago | 1 answer | 0

1

answer

Question


System Matrix from LFT
Hi, Is there any way to construct the following system matrix directly from the given LFT framework (involving transfer funct...

7 years ago | 0 answers | 0

0

answers

Question


Neural Network Toolbox - Backpropagation stopping criteria
I am using Neural Network Toolbox to classify a data of 12 alarms into 9 classes with one hidden layer containing 8 neurons. I w...

7 years ago | 1 answer | 0

1

answer