genesis

Actif depuis 2013

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Question

what causes distortion in QPSK pulse shaping in simulink
hi all, I was wondering what causes the distortion in scatter plot 2 as compared to plot 1 without any distortion. i believe...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

hold all warning in command line
is there any way i can prevent warning message from showing in the command line? and able to refer back the error msg after exe...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question

how to show the preview of video from webcam on the gui
how can i show the preview from a webcam into the gui? the preview should be live feed.

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

fuzzy logic membership function
there are many types of membership available like triangular and guassian, what are their difference actually and it is signific...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

detect square objects in a binary image
i have previously used regionprops to measure the boundingbox in a binary image. but the thing is sometimes it can detect someti...

environ 12 ans il y a | 2 réponses | 0

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réponses

Question

how to scan image for specific pattern
i want to scan a binary image row by row for a consistent pattern of black:white:black:white:black to the scale of 1:1:3:1:1 pix...

environ 12 ans il y a | 2 réponses | 1

2

réponses

Question

read the current audio playing status
is there any way i can find out if a audio wav file is currently being played or not? if audio is being played i want to pause ...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question

how to use the kbhit function to poll for keypress
i came across this function <http://www.mathworks.com/matlabcentral/fileexchange/30622-non-wait-detection-of-keyboard-input-inc...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question

create an interrupt when a key is pressed
i want to interrupt the program execution and run another function when a key eg. Enter is pressed. i dont want the current exe...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

request user to press enter key
i want to request the user to press Enter before the program continue on execution. is it possible to assign only a button Ent...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question

wait for user input
hi, i want to stop the program execution and wait for a user to press 'enter' before the program continues on execution. how ...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question

object detection and tracking.
hi, i am searching for a algorithm to detection an object and also able to track it when it is in the view of the camera. the...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
region of interest of certain objects
i was trying to get some suggestions on how i am able to do that. the marker is was saying look like <http://s1278.photobucket...

plus de 12 ans il y a | 0

Question

region of interest of certain objects
hi, my idea here is to draw a region of interest on a marker. the marker is square in shape printed on a piece of paper. I wa...

plus de 12 ans il y a | 2 réponses | 0

2

réponses

Question

how to read from excel and use the data
i have several columns of different data fields (number, type and remark) saved in excel. how can i search for a particular n...

plus de 12 ans il y a | 1 réponse | 0

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réponse

Question

saving structures in a database and retrieve the fields data
hi, i have a few structure eg s(1).name = 'james'; s(1).num = 999; s(2).name = 'hoper'; s(2).num = 111; i want t...

plus de 12 ans il y a | 1 réponse | 0

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Question

saving a structure in mat file
i have a few structures i want to save in mat file. eg s(1).a = 'hello'; s(1).b = 99; s(2).a = 'bye'; s(3).b = 82; i w...

plus de 12 ans il y a | 1 réponse | 1

1

réponse

Question

saving an variable into matlab for future use
how is it possible to save an array of 1 row and 3 column. first column contain an integer, second column contain a string, th...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question

dynamic variable names in a loop
hi, i want to make new variables every time the user key in something. for example, the first user key in 'A', then i want i...

plus de 12 ans il y a | 2 réponses | 0

2

réponses

Question

compare a marker in an image with a database
hi, i want to compare an image (containing the desired marker) with a database. to be more specific, i have a brunch of mark...

plus de 12 ans il y a | 1 réponse | 0

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réponse

Question

image matching with template in database
hi, how can i compare an image with a template in a database? the object of interest in this case is a marker consisted of do...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question

how to acquire video from IP cam?
hi, im able to display my phone video in an url using ip webcam in android. the url is http://192.168.0.102:8080/videofeed . ...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question

how to do image segmentation using edge detection?
hi, i have a square in an image where i want to segment it out for further processing. can someone tell me how can it be done? ...

plus de 12 ans il y a | 1 réponse | 0

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réponse

Question

drawing bounding box on the largest object
hi, now i have a piece of code that can draw bounding box around a square in an image. but the problem is that when i load a...

plus de 12 ans il y a | 1 réponse | 0

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réponse

Question

how to obtain the coordinates of a bounding box
i need to do 2 tasks, where the first task is to draw a bounding box for only a square object in an image once i have a bou...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question

continue execution while waiting for user input
hi, i have a loop i wanna keep running until the user entered a char 'n'. ive tried the 'input' function, but the execution ...

plus de 12 ans il y a | 1 réponse | 0

1

réponse