# tudor dima

### Universitat de Valencia

Followers: 0 Following: 0

Professional Interests: RF system, discrete and IC design and simulation, Medical Image Analysis, Finite Difference methods for PDE

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RANK**526** of 19,724

REPUTATION**3,242**

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CONTRIBUTIONS**7** Files

DOWNLOADS **33**

ALL TIME DOWNLOADS**31389**

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**Feeds**

Question

dynamic subindices <-> linear indices conversion, data crop /trim

Is there a way to dynamically crop N-dimensional data into an N-1 set? I have no knowledge of N before runtime, nor of the dime...

6 years ago | 1 answer | 0

### 1

answerHow do I use chunks from strsplit in Matlab to save along with my data in a text file?

% try this >> prefix = regexprep(filename,'\.','\t') prefix = p01 male cond 1 loud txt

8 years ago | 0

Thresholding in Color Image

If I correctly understood your problem -- you should convert your image to HSV and then obtain your selection by thresholding t...

10 years ago | 0

how can i compare two images which are almost the same

You could try >> i3 = xor(i1, i2); >> imagesc(i3): % and for some relative measure >> d = sum(i3(:)) / numel(i3); ...

10 years ago | 0

| accepted

Solved

Find the nearest integer

Given a vector of integers and a real number find the closest integer. EX: >> a = [2 4 5 6 8 10]; >> b = 4.6; >> nea...

11 years ago

Submitted

Image segmentation - multiscale energy-based level sets

Segmentation using active contour without edges and multi-scale acceleration. GUI included

11 years ago | 5 downloads |

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

11 years ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

11 years ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

11 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

11 years ago

Solved

Too mean-spirited

Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

11 years ago

Solved

How to find the position of an element in a vector without using the find function

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

11 years ago

Solved

Weighted average

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

11 years ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

11 years ago

Submitted

input impedance converter : S11, Z, Y (1 complex value)

reflection coef. converter: S11 -impedance -admittance -Return Loss -VSWR; graphical & text input

11 years ago | 2 downloads |

Submitted

S-parameter toolbox (+ Z, Y, H, G, ABCD, T)

Convert between N-port representations of RF circuits. Read / Write industry-standard files.

12 years ago | 21 downloads |

Submitted

bmorph - binary morphological transforms

Fast binary erosion and dilation, with even faster iterative calls.

12 years ago | 1 download |

2d to 3d

You might want to visualize your 2D sequence in 3D, then decide. Trapezoidal rule is the fastest to write and run. In case you...

12 years ago | 0

Submitted

2D histogram - 'exact' and 'fast' binning, 'crop' and 'stretch' grid adjustment

2D histogram of data pairs [x,y]; 'fast'/'exact' binning; 'stretch'/'crop' grid mode.

12 years ago | 1 download |

Submitted

HTML Indexer

automated multi-language html index, index for print, batch image scaling

13 years ago | 1 download |

Submitted

HotPlot, view a 2D variable as hue over 2D data

pseudo-3D plot : superimpose a 2D variable or a subset as hue over 2D data used as gray intensity

14 years ago | 2 downloads |