統計
All
Feeds
回答済み
Simplify Symbolic Expressions(contain14 syms)
Hey @ARMIN M To simplify symbolic expressions in MATLAB, you can use the “simplify” function from the Symbolic Math Toolbox. Th...
Simplify Symbolic Expressions(contain14 syms)
Hey @ARMIN M To simplify symbolic expressions in MATLAB, you can use the “simplify” function from the Symbolic Math Toolbox. Th...
4ヶ月 前 | 0
回答済み
Which code of BVP4C replaces the code xSol(t) = simplify(xSol(t)) OR pretty([xSol(t);ySol(t)]) of DSOLVE
Hey @MINATI To replace the code xSol(t) = simplify(xSol(t)) or pretty([xSol(t); ySol(t)]) from “dsolve” with “bvp4c”, you would...
Which code of BVP4C replaces the code xSol(t) = simplify(xSol(t)) OR pretty([xSol(t);ySol(t)]) of DSOLVE
Hey @MINATI To replace the code xSol(t) = simplify(xSol(t)) or pretty([xSol(t); ySol(t)]) from “dsolve” with “bvp4c”, you would...
4ヶ月 前 | 0
回答済み
Deep Learning Semantic Segmentation Example
Hey @Ryan Rizzo The graph tells that your network is optimizing (loss is decreasing) but not generalizing or learning meaningfu...
Deep Learning Semantic Segmentation Example
Hey @Ryan Rizzo The graph tells that your network is optimizing (loss is decreasing) but not generalizing or learning meaningfu...
4ヶ月 前 | 0
回答済み
Inport Outports ranges in the generated code
Hey @Davide Frey In Simulink code generation, using Embedded Coder, minimum and maximum values specified on Inports/Outports...
Inport Outports ranges in the generated code
Hey @Davide Frey In Simulink code generation, using Embedded Coder, minimum and maximum values specified on Inports/Outports...
4ヶ月 前 | 0
回答済み
Import color video as grayscale?
Hey @Jeff I see that you are using a “for” loop to perform the conversion operation which is computationally expensive. Ther...
Import color video as grayscale?
Hey @Jeff I see that you are using a “for” loop to perform the conversion operation which is computationally expensive. Ther...
5ヶ月 前 | 0
回答済み
meaning of "Input signal power" in AWGN block
Hey @Owen The “Input signal power” parameter is used by the “AWGN Channel” block to determine the amount of noise to add, espec...
meaning of "Input signal power" in AWGN block
Hey @Owen The “Input signal power” parameter is used by the “AWGN Channel” block to determine the amount of noise to add, espec...
6ヶ月 前 | 0
回答済み
Simulink AWGN block, Input signal power from variable
Hey @Ilya Michlin In Simulink, the "AWGN Channel" block does not natively support dynamic input for the "Input signal power" pa...
Simulink AWGN block, Input signal power from variable
Hey @Ilya Michlin In Simulink, the "AWGN Channel" block does not natively support dynamic input for the "Input signal power" pa...
6ヶ月 前 | 0
回答済み
sinusoidal signal with varying frequency
Hey @Neerparaj Rai To generate a variable-frequency sine wave, you should integrate the frequency over time to get the phase: ...
sinusoidal signal with varying frequency
Hey @Neerparaj Rai To generate a variable-frequency sine wave, you should integrate the frequency over time to get the phase: ...
6ヶ月 前 | 0
回答済み
Where is the algebraic loop? How to get rid of it?
Hey @Daniel H I too got an algebraic loop when I simulated the attached model. To view where the algebraic loop is, click t...
Where is the algebraic loop? How to get rid of it?
Hey @Daniel H I too got an algebraic loop when I simulated the attached model. To view where the algebraic loop is, click t...
6ヶ月 前 | 0
回答済み
Issue with Image sizes when doing transfer learning on Alexnet
Hey @Emil Alne As per my understanding, AlexNet requires RGB images. Using “augmentedImageDatastore” for training ensures corre...
Issue with Image sizes when doing transfer learning on Alexnet
Hey @Emil Alne As per my understanding, AlexNet requires RGB images. Using “augmentedImageDatastore” for training ensures corre...
6ヶ月 前 | 0
回答済み
I want to plot in a different barcolors
Hey @Ara The issue you are facing arises because you are using two datasets (ROTI and S4) but applying only one colormap at a t...
I want to plot in a different barcolors
Hey @Ara The issue you are facing arises because you are using two datasets (ROTI and S4) but applying only one colormap at a t...
6ヶ月 前 | 1
| 採用済み
回答済み
ocr problem for reading numbers
Hey @Abhishek Kashyap, I was also unable to extract the numbers when I tried MATLAB’s “ocr” function on the given image. The r...
ocr problem for reading numbers
Hey @Abhishek Kashyap, I was also unable to extract the numbers when I tried MATLAB’s “ocr” function on the given image. The r...
7ヶ月 前 | 0
回答済み
How to add a voltage regulating OLTC between nodes 650 and 632 of bus 13 IEEE
Hey @FM FM I understand that you would like to install a “Voltage-regulating OLTC" between nodes 650 and 632 of the IEEE 13-bus...
How to add a voltage regulating OLTC between nodes 650 and 632 of bus 13 IEEE
Hey @FM FM I understand that you would like to install a “Voltage-regulating OLTC" between nodes 650 and 632 of the IEEE 13-bus...
7ヶ月 前 | 0
回答済み
Error in port widths or dimensions. Invalid dimension has been specified for input port 1
Hey @Ryan Rizzo I understand that you simplified the model by removing extra Simulink Demux blocks and seek a way to solve port...
Error in port widths or dimensions. Invalid dimension has been specified for input port 1
Hey @Ryan Rizzo I understand that you simplified the model by removing extra Simulink Demux blocks and seek a way to solve port...
7ヶ月 前 | 0
解決済み
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
8ヶ月 前
回答済み
How to make co-occurence Matrix Like this (as shown in Image)
Hey @Arun Kumar Singh I will help you on making a dummy normalised co-occurrence matrix as per the image by breaking it down ...
How to make co-occurence Matrix Like this (as shown in Image)
Hey @Arun Kumar Singh I will help you on making a dummy normalised co-occurrence matrix as per the image by breaking it down ...
8ヶ月 前 | 0
回答済み
BoundingBox in selected object
Hey @rupam baruah You can draw a boundingbox on the 3rd object from the left using “regionprops” as follows: 1. Ensure the ...
BoundingBox in selected object
Hey @rupam baruah You can draw a boundingbox on the 3rd object from the left using “regionprops” as follows: 1. Ensure the ...
8ヶ月 前 | 0
回答済み
Is it possible to translate a trained Neural Network to C++? I have this code below with one .xlsx input file. I would like to build the trained ANN model in my C++ code. Thanks guys for help! Balazs
Hey @Balazs Fekete Yes, it is possible to generate C++ code from an already trained neural network using MATLAB Coder. Fol...
Is it possible to translate a trained Neural Network to C++? I have this code below with one .xlsx input file. I would like to build the trained ANN model in my C++ code. Thanks guys for help! Balazs
Hey @Balazs Fekete Yes, it is possible to generate C++ code from an already trained neural network using MATLAB Coder. Fol...
8ヶ月 前 | 1
回答済み
Test Size and Prediction Size Difference
Hey @Murat Can The issue with the discrepancy between the number of rows in your test data and the predicted data is related ...
Test Size and Prediction Size Difference
Hey @Murat Can The issue with the discrepancy between the number of rows in your test data and the predicted data is related ...
8ヶ月 前 | 0
回答済み
Princomp has been removed. Use PCA instead.
Hey @Mohamad Afiq The “pca” function is a replacement for the “princomp” function that works in recent releases. Replace th...
Princomp has been removed. Use PCA instead.
Hey @Mohamad Afiq The “pca” function is a replacement for the “princomp” function that works in recent releases. Replace th...
8ヶ月 前 | 0
回答済み
how to remove noise from an image ?
Hey @Hemanth kumar I understand that you want to remove noise from a set of real-world images downloaded from Google, not from ...
how to remove noise from an image ?
Hey @Hemanth kumar I understand that you want to remove noise from a set of real-world images downloaded from Google, not from ...
8ヶ月 前 | 0
回答済み
Cannot Use activecontour function
Hey @Tai Pham It seems that the issue is related to the input image. The “activecontour” function in MATLAB expects a 2D graysc...
Cannot Use activecontour function
Hey @Tai Pham It seems that the issue is related to the input image. The “activecontour” function in MATLAB expects a 2D graysc...
8ヶ月 前 | 0
回答済み
Why subplot omitted?
Hey @sungkyum Kim I too encountered this issue in MATLAB R2020a and there are two ways to solve this issue either by using on...
Why subplot omitted?
Hey @sungkyum Kim I too encountered this issue in MATLAB R2020a and there are two ways to solve this issue either by using on...
9ヶ月 前 | 0
回答済み
How to remove the background from the video or a frame?
Hi @Logaprabhavathy This technique is usually called Background Subtraction. For video, kindly refer to the following OpenC...
How to remove the background from the video or a frame?
Hi @Logaprabhavathy This technique is usually called Background Subtraction. For video, kindly refer to the following OpenC...
9ヶ月 前 | 0
回答済み
Removing Background from image or a video
Hey @DP This technique is called Background Subtraction. It can be done using OpenCV in MATLAB. Please refer to the following...
Removing Background from image or a video
Hey @DP This technique is called Background Subtraction. It can be done using OpenCV in MATLAB. Please refer to the following...
9ヶ月 前 | 0
回答済み
Going from trainNetwork to trainnet
Hi @psousa I too encountered the similar issue when using “trainnet” and “trainNetwork” method. The workaround that worked ...
Going from trainNetwork to trainnet
Hi @psousa I too encountered the similar issue when using “trainnet” and “trainNetwork” method. The workaround that worked ...
9ヶ月 前 | 1
| 採用済み
回答済み
CRLB in Mean Square Error
Hey @Bhavana You need to create a custom function to use the FIM function in your dnn to calculate traces of CRLB. You need to ...
CRLB in Mean Square Error
Hey @Bhavana You need to create a custom function to use the FIM function in your dnn to calculate traces of CRLB. You need to ...
9ヶ月 前 | 1
回答済み
How to compare columns from two data sets in a loop
Hey @Tomaszzz The most efficient way to perform the comparison would be to use a “for” loop to iterate over the number of varia...
How to compare columns from two data sets in a loop
Hey @Tomaszzz The most efficient way to perform the comparison would be to use a “for” loop to iterate over the number of varia...
9ヶ月 前 | 0
回答済み
matrix to 12-bit monochrome jpg
Hey @grant I could reproduce the issue in MATLAB R2023a. Upon further investigation I found that standard image viewers, such a...
matrix to 12-bit monochrome jpg
Hey @grant I could reproduce the issue in MATLAB R2023a. Upon further investigation I found that standard image viewers, such a...
9ヶ月 前 | 0
