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Tulips


Active since 2012

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Question


remove pixel and height that doesnt meet certain criteria
hi sir, in my color detection, I used ismember to set object between pixel 100 and 500. Its worked. however, can I know from th...

10 years ago | 2 answers | 0

2

answers

Question


bwareaopen for RGB and binary
hi sir, can I know how to use bwareaopen for RGB image. after I convert the rgb image to binary, do I need to put uint8 and [] w...

10 years ago | 2 answers | 0

2

answers

Question


bwareaopen for connverting RGB to binary
hi sir, may I know how to assign the conversion of rgb to binary. for instance,, I've used this coding but the output is all bla...

10 years ago | 0 answers | 0

0

answers

Question


how to read images form folders directory
hi, how to reasd images , say '*.png' images from folders in directory and produce output same as folder name.

10 years ago | 3 answers | 0

3

answers

Question


detect objects using Look up table-LUT
hi sir, can I know how to define the HSV look up table when I wanna used it to detect object.thanks.

10 years ago | 1 answer | 0

1

answer

Question


to save the existing file can I use append function?
hi sir,I use append function in matlab to save the existing image that have been save in a folder. however, when I run the prog...

10 years ago | 1 answer | 0

1

answer

Question


background removal and return back the shape
how to do background removal after I crop the image such in this link: http://www.flickr.com/photos/80166922@N06/8089628353/i...

10 years ago | 1 answer | 0

1

answer

Question


how to overcome overwrite of the saved images in a folder
hi sir, can I know how to overcome the overwrite file that have been save in a folder? for instance, it can save a 001.jpg image...

10 years ago | 1 answer | 0

1

answer

Question


find the circularity of diamond, inverted triangle and octagon shape
hi,currently I working with road sign sign detection, based on the observations from regionprops of matlab value, to detect cir...

10 years ago | 1 answer | 0

1

answer

Question


how to combine ratios of all color channels of RGB to detect road signs
hello, using RGB color detection, I can detect red, blue and yellow sign separately. for instance to detect red road signs, I sh...

10 years ago | 1 answer | 0

1

answer

Question


rename file extension from 1.png to 001.png and so on
hi everyone,can I know how to rename the extension of 1.png to 001.png in matlab script!for your information, from the loop of m...

10 years ago | 2 answers | 0

2

answers

Question


declare net of neural network in matlab
hi, I'd assigned this variable in matlab net = newff(minmax(input),Target,Hiddenlayer,'logsig','logsig'},'traingdx');' I ha...

10 years ago | 1 answer | 0

1

answer

Question


convert from matlab to C for real time application
hello, currently, I am working on real time road sign recognition.anyone knows how to convert from matlab to C so that it can wo...

10 years ago | 3 answers | 0

3

answers

Question


display strings in uipanels
hi everybody. in my coding, it display a list of string e.g. : 'one' 'two' 'three'. however, it just diplay one in my uipanel in...

10 years ago | 1 answer | 0

1

answer

Question


uipanels list box problems
sir,can I know why the list of images cannot be listing in my gui after built the coding?here is the code window=figure( 'U...

10 years ago | 1 answer | 0

1

answer

Question


save as .txt file from .jpg directories
hi sir, can I know why it cannot save as text file? here is the script files = dir('*.jpg'); for k = 1:numel(files) ...

10 years ago | 1 answer | 0

1

answer

Question


save from .jpg to .txt
hi,can I know how to save .jpg file that contains pixels value to a .txt file. fyi, i'm not sure why my .txt file is empty afte...

10 years ago | 1 answer | 0

1

answer

Question


save as .txt file
hello, filename =strcat('directory',int2str(v),'.txt'); save ( filename,'im') can I know why I used this script, the .tx...

10 years ago | 1 answer | 0

1

answer

Question


detect certain shapes in binary
hi,in my image has 2 shapes ;triangular and circular(in binary). how can I eliminate the circular shape so that it just detect ...

10 years ago | 3 answers | 1

3

answers

Question


train features in nntool
hello can I know how to train features using nntool neural network matlab.I'd extract the feature using principal component anal...

10 years ago | 0 answers | 0

0

answers

Question


save to directory
Hello, can I know how to save more than one extracted features to my directory. fyi, it works by using imwrite but it only save ...

10 years ago | 0 answers | 0

0

answers

Question


remove unwante noise
sir, how can I remove unwanted pixels? here is the photo: http://www.flickr.com/photos/77154085@N06/7354365440/in/photostream ...

10 years ago | 0 answers | 0

0

answers

Question


shape and color detection
hi sir, after I did color segmentation using HSV color threshold, I want to eliminate the undesired shapes.for example I want to...

10 years ago | 0 answers | 0

0

answers

Question


generate chain code
hi sir, is that matlab function that can be used to generate a 3 by 3 logical matrix using chain code..?for example the code is ...

10 years ago | 2 answers | 1

2

answers

Question


convert .fig to .jpg based on the ROI
Hi Sir, can I know how to save the .fig from matlab window to .jpg based on the desired result.this the image that I mentioned:...

10 years ago | 1 answer | 0

1

answer

Question


extract feature
hi,I have extracted pixels intesity for example 20x20 arrays pixels. how to use the extracted pixels so that it can be used as ...

10 years ago | 1 answer | 0

1

answer

Question


extract intensity pixels
hi sir, can I know how to make/feed the input of extracted intensity pixels in neural network.as far as I am concerned, the ext...

10 years ago | 2 answers | 0

2

answers

Question


extracted features
hi sir, can I know in Matlab to extract feature of pixels, we need to set the pixel either in RGB,grayscale or binary pixels, is...

10 years ago | 1 answer | 0

1

answer

Question


extract ROI in bounding box
hi, can I know how to extract/scale the detection area in bounding box to desired dimension. as far as i know, we can use image ...

10 years ago | 1 answer | 0

1

answer

Question


regionprops calculation
hi sir,this is my result of measuring bounding box,area and perimeter Bounding Box are: 30.50 30.50 422.00 412.00 Centroid ar...

10 years ago | 2 answers | 0

2

answers

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