Community Profile

photo

Jalaj Gambhir


Last seen: 5日 前

MathWorks

81 2019 年以降の合計貢献数

I am an Engineer at Engineering Development Group at Mathworks.
My area of interests include MATLAB and Simulink.

DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of the company.

Jalaj Gambhir's バッジ

  • Revival Level 2
  • 12 Month Streak
  • Knowledgeable Level 3
  • First Answer

詳細を表示...

貢献した分野
表示方法

回答済み
How do I compare the MSER features of two images?
Hi, You can try matchFeatures. Hope this helps!

約1ヶ月 前 | 0

回答済み
Alignment for column names in uitables in App Designer
Hi, I have heard that this issue is known and the concerned parties may be investigating further. Meanwhile an indirect worka...

約1ヶ月 前 | 0

回答済み
why should i subtract mean of image when searching for position of sub-image in image?
Hi, I am not sure the complete process that you are following, but subtraction with mean Image is generally done to center the ...

約1ヶ月 前 | 0

回答済み
How to create a uitable from extracted data from a struct in app designer?
Hi, The issue is occuring because you are passing cell arguments to the function. As you are converting from struct, the input ...

約1ヶ月 前 | 0

回答済み
Using format specifiers for extracting data from sqlite database file
Hi, Have a look at the answer here. You have to create a string using square brackets to concatenate the variable with the rema...

約1ヶ月 前 | 0

回答済み
Adding an extra propoerty/field in a predefined toolbox class
Hi, As mentioned in the link, you will have to define waypoints and have different velocities at each waypoint as a workaround ...

約1ヶ月 前 | 0

回答済み
Fill date gap and fill missing data wit NaN
Hi, As already pointed out, startTime = datetime(2019,4,30,20,10,0); endTime = datetime(2019,4,30,23,55,0); allRange = start...

約1ヶ月 前 | 1

| 採用済み

回答済み
How can i convert this flowchart to write matlab code? and how can i call an excel data (for prices example)to code
Hi, I am assuming you want to know how to read data from excel files in your code. You can do so using readtable. You might fin...

約1ヶ月 前 | 0

回答済み
What is the fastest way to load many large files and then reuse that data
Hi, Have a look here. You can probably use textscan.

約1ヶ月 前 | 0

回答済み
Plot Decision boundary and Support vectors in SVM
Hi, You can export the model from the Classification Learner App, you will get a ClassificationSVM model. This object can be us...

約2ヶ月 前 | 0

回答済み
Failed to show the accuracy of testing data (Classification Learner's Testing Function)
Hi, The Classification learner App splits the data that you have provided into Training Data and Validation Data It will show t...

約2ヶ月 前 | 0

回答済み
Rand(1,1) generates identical numbers for different blocks of simulink
Hi, Have a look at the answer here.

2ヶ月 前 | 0

回答済み
open figure stored in workspace
Hi, This is because when you close the figure, the object handle is deleted. Read documentation link for more details. You can...

2ヶ月 前 | 0

| 採用済み

回答済み
Sort structure by datetime
Hi, Please provide the struct for us to give you the exact solution. Kindly refer to this link for suggested solutions. Hope th...

2ヶ月 前 | 0

| 採用済み

回答済み
How to plot a ROC curve for CNN?
Hi, Have a look at the solution given in this post: https://www.mathworks.com/matlabcentral/answers/373849-roc-curve-alexnet-...

4ヶ月 前 | 0

回答済み
Filtering data in a struct
Hi, You can convert the struct to table, and then use findgroups to identify the groups based on Altitude and Sensor. After the...

4ヶ月 前 | 0

| 採用済み

回答済み
Does setting "prior" in the classification play a role in the classification algorithm or it just modifies observations in the prior classification step?
No, Prior Probabilities do affect the classification process. The step mentioned in the algorithm section only removes the trai...

4ヶ月 前 | 1

回答済み
listener behavior for axes in uifigure vs. figure
Hi, The visible difference is because of the way the interactions are implemented differently for figure and uifigure. The conc...

4ヶ月 前 | 0

回答済み
datatips in editor won't turn off
Hi, Please refer to the bug report: https://www.mathworks.com/support/bugreports/1584013?s_tid=answers_rc2-1_p4_MLT And relate...

4ヶ月 前 | 0

| 採用済み

回答済み
Store value from text file
Hi, To read the sampling rates mentioned in the text file 'regexp' is your best bet. You can do so by: s = fileread('test.tx...

4ヶ月 前 | 0

回答済み
Removing close datetimes from datetime array
Hi, The following is one of the way in which you can achieve your task, as pointed out in the comment, "remove all datetimes wi...

4ヶ月 前 | 0

回答済み
How to display files with specific strings for selection in uigetfile()
Hi, You can specify the default path and filename when you are using uigetfile. Look at an example here ("specify default file ...

6ヶ月 前 | 0

回答済み
Which criteria to use while Evaluating minimum number of cluster before k-means ?
Hi, What criteria would work best for you totally depends on the data you are using. You need to try different criteria values ...

6ヶ月 前 | 0

| 採用済み

回答済み
How to calculate dimension using PCA
You can specify the number of components you require while applying PCA using 'NumComponents' option. Have a look here.

6ヶ月 前 | 0

| 採用済み

回答済み
GUI How to insert multiple csv into uitable?
Hi, First of all, for your problem, I would recommend you to use App Designer instead of GUIDE as recommended here. You need ...

6ヶ月 前 | 0

| 採用済み

回答済み
Get all pairs from a 2D matrix in columns (CSV)
Hi, This can be achieved as follows: [m,n] = ndgrid(rows,columns); row_col = [m(:),n(:)]; Here row_col results in: row_col...

6ヶ月 前 | 1

| 採用済み

回答済み
How to detect a matrix of an image?
Hi, This can be done through blob analysis methods like Color Thresholding, using Color Thresholder App in Image Processing Too...

6ヶ月 前 | 1

回答済み
I want MATLAB to pull restaurant names from Yelp
Hi, For your specific case, if you look at the textData returned (for say, citylocation = 'New York' and statelocation = 'NY'),...

6ヶ月 前 | 0

回答済み
I have a matrix that contains strings and i have to find words in it.
Hi, You can use strfind function to determine the presence of elements in you char array. matrix = ['a','b','d','f'; ...

7ヶ月 前 | 1

| 採用済み

Load more