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Question

ecef2ned vs. ecef2nedv

What is the difference between ecef2ned ( <http://www.mathworks.com/help/map/ref/ecef2ned.html> ) and ecef2nedv ( <http://www.ma...

7 years ago | 0 answers | 1

### 0

answersQuestion

Vector subtraction from matrix

Let A be a 3 by 5 matrix: A=rand(3,5); v=1:5; How can I add v to each row of A without using a for loop, to impro...

7 years ago | 1 answer | 0

### 1

answerQuestion

Understanding the Color Matrix Input in surf()

I'm trying to understand this code snippet: [x,y] = meshgrid([-2:.2:2]); Z = x.*exp(-x.^2-y.^2); surf(x,y,Z,gradient(...

7 years ago | 2 answers | 0

### 2

answersQuestion

Output of struct.fieldname

"patient" is a 1x3 struct with "billing" being a fieldname. When I issue patient.billing, I get this: >> patient.billing ...

7 years ago | 1 answer | 0

### 1

answerQuestion

Keyboard shortcut for selecting tools in the Figure window

Is it possible to assign a keyboard shortcut to select the "Pan" tool in the Figure window? <</matlabcentral/answers/uploaded...

7 years ago | 0 answers | 1

### 0

answersQuestion

textscan trouble: starting file position on re-read

I'm trying to read a data file of integers. The file is formatted as follows: -112-999-999-999-555 -999-999 -777 0 0...

8 years ago | 1 answer | 1

### 1

answerQuestion

Memory Allocation in MATLAB

Two questions on the topic of memory: 1. Do the zeros() and ones() functions allocate memory dynamically? That is, are they s...

8 years ago | 1 answer | 0

### 1

answerQuestion

angle output vs. atan2 output

Is atan2(Y,X) exactly the same as angle(X+1i*Y)?

8 years ago | 1 answer | 0

### 1

answerQuestion

Interpolation of Data on Different Grids

I have a 2-D data (ocean depth) on a latitude-longitude grid. (That is, the ocean depth is specified at each latitude and longit...

8 years ago | 1 answer | 0

### 1

answerQuestion

Batch Processing of a Function with Different Arguments

Hello, I read the documentation on batch and diary functions, but I could not find the answer. I have a function, longjob(n),...

8 years ago | 1 answer | 0

### 1

answerQuestion

Difference between pcolor and contourf

I'm trying to understand what the difference is between pcolor and contourf. If I have a 2D data, stored in variable Z, that I w...

9 years ago | 3 answers | 0

### 3

answersQuestion

Methods in Making a Simple Program More Efficient

Hi, I would like to speed up the execution of my program. It's abbreviated as follows: Definition of myScript.m is as foll...

10 years ago | 1 answer | 1

### 1

answerQuestion

Generate random numbers given distribution/histogram

MATLAB provides built-in functions to generate random numbers with an uniform or Gaussian (normal) distribution. My question is:...

10 years ago | 3 answers | 2

### 3

answersQuestion

Multiple Calls to Functions in Separate MATLAB Sessions

I wrote a function named auto2process(param). I have several MATLAB sessions open on the same machine, and I need to call auto2...

11 years ago | 1 answer | 0

### 1

answerQuestion

secd vs sec

x=-89.5:0.001:89.5; y=1./secd(x); trapz(x,y) Gives 114 AND x=-pi/2:0.001:pi/2; y=1./sec(x); trapz(x,y) Gives 2 Wh...

11 years ago | 1 answer | 1

### 1

answerQuestion

Filling Plot Area, Adding Ticks in Mapping with Projections

Hi, I'm using pcolorm (of the Mapping Toolbox) with the miller projection to create a global map: figure(2) axesm mil...

11 years ago | 2 answers | 0

### 2

answersQuestion

Using quad or quad2d to evalute a 1-D integral of 2-D function

Hi, I'm trying to evaluate a 1-D integral (single integral, not double integral). The integrand happens to be a function that...

11 years ago | 1 answer | 0

### 1

answerQuestion

plotyyy

Hi, I'm trying to plot a couple variables on the same 2-D graph, and 3 separate scales are needed (there are 3 types of varia...

11 years ago | 2 answers | 0

### 2

answersQuestion

bitget() and MSB/LSB

Hi, I would like to clarify the functionality of bitget(). In the documentation, it is noted that "The output of bitget is in...

11 years ago | 1 answer | 0

### 1

answerQuestion

Bar graph start value

Hi, The bar command always draw bars starting from 0. If the value to plot is positive, the bar extends upwards from 0, and i...

11 years ago | 1 answer | 0

### 1

answerQuestion

Get next plot color

When using the function plot with hold set to 'all', each call to plot uses the successive entry in the ColorOrder property of t...

12 years ago | 6 answers | 1