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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:...

4 Monate ago

Question

Solving second order non-linear equations (time-domain)

Hi everyone, Im starting to learn ODE solving using MATLAB. I'm new to this, although I'm fairly comfortable using MATLAB. (I'm...

4 Monate ago | 1 answer | 0

Question

Draw the trail of a moving marker on an animated 2D plot

Hi everyone! So, I'm creating a 2D plot where the marker moves from one point to another (nothing fancy, just pausing the plot)...

4 Monate ago | 1 answer | 0

Question

Contour plot ignores a set of data points

Hello, I'm constructing a contour plot using location (longitude and latitude) and respective depth data. However, the output c...

6 Monate ago | 1 answer | 0

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Reverse the Colormap of Surf plot

Hello, I'm constructing a surf plot using Location (logitude, latitude) and depth data. Following image is the 2D projection of...

6 Monate ago | 1 answer | 0

Question

Making the white background of a contour map transparent

Hello, I'm wondering if there is a way to make the white background of a contour map transparent. I want to export a contour ma...

7 Monate ago | 0 answers | 0

Question

Transparency of Image overlay on Google Earth (kmz file)

Hello, My purpose is to obtain a contour map using basic Latitude, Longitude, Height/depth data of a location and overlay the i...

7 Monate ago | 1 answer | 0

Question

Contour map to show ocean depth

Hello, How can I construct a contour map as follows that shows the Ocean depths at a particular location, using Longitude, Lati...

8 Monate ago | 1 answer | 0

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Contour plot with filled colors (for x, y, z data)

Hello everyone! I have a dataset that contains Latitude, Longitude and depth/height of a particular area. What I want to do is ...

8 Monate ago | 1 answer | 0

Question

Plot Bathymetry data on Google Earth using MATLAB

Hi, I have a set of bathymetry data (Latitude, Longitude, Sea depth) and I want to create a contour map using MATLAB with diffe...

8 Monate ago | 0 answers | 0

Question

Solve Finite Element Analysis equation

Hi, I'm trying to solve the following FEM equation for 1D unsteady heat conduction using MATLAB. I'm new to FEM and to the math...

8 Monate ago | 1 answer | 0

Question

Parse error at '=' and ')' in FEM approach

Hi, Following is my code and it is related to FEM. T = zeros(10,5); T(1:10,1) = 10; T(1:10,5) = 50; T(1,2) = 73; T(1,3) = ...

8 Monate ago | 0 answers | 0

Question

Finite Difference Method to find Steady State

Hello, This relates to 1-D unsteady heat conduction using Finite Difference Method (FDM). I have to solve the following equati...

8 Monate ago | 0 answers | 0

Question

Finite Difference Method to find Steady State

Hello experts, I have to solve the following equation to find a converged solution. At i=0, T=10 and at i=5, T=50. (n=5) I ...

8 Monate ago | 1 answer | 0

Question

Create Contour map from Latitude, Longitude and Depth from CSV file

Hello experts, This seems like a simple task but I couldn't wrap my head around it. I have a simple CSV file with Latitude, Lo...

8 Monate ago | 0 answers | 0

Question

Create dummy files based on filename

Hello, I have a directory with text files. They are named as A1,A2,A3,A4,A5, B1,B2,B3,B4,B5,C1,C2... and so on. Set A is one gr...

9 Monate ago | 1 answer | 0

Question

Common reasons for "index exceeds matrix dimension" error?

Hi everyone, This is more of a concern than a question, actually. Apologies in advance if this is not appropriate here. I'm ru...

9 Monate ago | 0 answers | 0

Question

Write matrix to a Tab-Delimited text file

Hello again, I'm reading certain data from a csv file and I want to write some of the columns of the csv file to a tab delimite...

9 Monate ago | 2 answers | 0

Question

Convert CSV to TXT without changing data properties

Hello, I have a CSV file that contains random values, all of them being decimals. Some of them have one decimal value while oth...

9 Monate ago | 2 answers | 0

Question

Read and write csv files without changing properties

I've succesfully solved a big problem thanks to you guys and now I'm facing a slightly smaller but important one. (Following co...

9 Monate ago | 2 answers | 0

Question

Change in Number of columns

Hello! This is more of a general question rather than finding a solution. I'm reading a *.csv file (A) and generating seperat...

9 Monate ago | 0 answers | 0

Question

Read and manipulate multiple .csv files

Hi, I have multiple *.csv files which contains almost similar data. All the csv files have random and dissimilar file-names. Is...

9 Monate ago | 1 answer | 0

Question

Sorting data based on time

I have multiple csv files and each looks like this. First column is an ID and the second one is the time (yyyymmddhhmmss). ...

9 Monate ago | 1 answer | 0

Question

Separating data from a CSV file

Hello, I have a huge CSV file and it has data stored as follows. Column A stores ID numbers and the Column B stores dates (y...

9 Monate ago | 1 answer | 0

Question

Script Skips a portion of code

The code that I'm running is a bit lengthy and I'll post the part where I'm having the problem with. If more information is need...

10 Monate ago | 1 answer | 0

Question

Index Exceeds Matrix Dimensions

Hello, Apologies in advance for posting a common error/problem but I couldn't find relevant solutions in other simliar thread...

12 Monate ago | 1 answer | 0

Question

AIS data manipulation with MATLAB

Hello, I have an AIS data reciever and I recieve real time ship data using the device. I wanted to know whether it is possible ...

12 Monate ago | 0 answers | 0

Question

Index exceeds Matrix Dimension

I'm following a comparatively larger code and I'm stuck in this section. T1=num2str(TTime); if length(T1)==9 T1=['0',T1]...

12 Monate ago | 1 answer | 0

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Display and Export AIS data as a kml file

Hello, I have a series of data collected through an AIS receiver (This contains ship data, such as MMSI, Date (including time),...

etwa ein Jahr ago | 0 answers | 0

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Trouble reading the file with strread and textscan

So I'm really new to MATLAB and (un)fortunately, I have to troubleshoot a pretty complicated program/code while learning. Obviou...

etwa ein Jahr ago | 2 answers | 0