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pietro


Marquette University

Last seen: mehr als ein Jahr ago Active since 2012

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Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

mehr als ein Jahr ago

Solved


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

mehr als ein Jahr ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

mehr als ein Jahr ago

Solved


Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

mehr als ein Jahr ago

Solved


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

mehr als ein Jahr ago

Solved


Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

mehr als ein Jahr ago

Solved


MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

mehr als ein Jahr ago

Solved


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

mehr als ein Jahr ago

Solved


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

mehr als ein Jahr ago

Solved


Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

mehr als ein Jahr ago

Solved


Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

mehr als ein Jahr ago

Solved


Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

mehr als ein Jahr ago

Solved


Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

mehr als ein Jahr ago

Solved


Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

mehr als ein Jahr ago

Solved


Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

mehr als ein Jahr ago

Solved


Natural numbers in string form
Create a cell array of strings containing the first n natural numbers. _Slightly_ harder than it seems like it should be. Ex...

mehr als ein Jahr ago

Solved


Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

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Solved


Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

mehr als ein Jahr ago

Solved


Remove element(s) from cell array
You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

mehr als ein Jahr ago

Solved


Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

mehr als ein Jahr ago

Question


Text recognition in videos: two almost identical frames, different results
I have all, I have collected a series of video with a dashcam installed on a tractor. The dashcam reports the speed of the tr...

etwa 2 Jahre ago | 0 answers | 0

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answers

Question


How can I obtain satellite images to be plotted into a figure?
Hi all, I have logged the GPS position of a vehicle to make some analysis. My data is in terms of latitude and longitude. I n...

mehr als 2 Jahre ago | 0 answers | 0

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answers

Question


How to calculate the points of a line which lies inside polygons?
Hi all, I have GPS coordinates of an off-road vehicle and I have to check when the vehicle lies on a road or on a field. I have...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to searh for very similar strings?
Hi all, I am doing a bibliometric analysis and especially, I have to search article titles on references of the citing papers. ...

mehr als 2 Jahre ago | 1 answer | 0

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answer

Answered
How to speed up this code?
Thanks for the aswer. Now the code is really fast. I have to use contains, because I have to search for string patterns.

mehr als 2 Jahre ago | 0

Question


How to speed up this code?
Hi all, I have the following code that I need to speed-up: a(1).a='a'; a(2).a='b'; a(3).a='b'; a(4).a='c'; output=(contai...

mehr als 2 Jahre ago | 2 answers | 0

2

answers

Question


How to extract locations from strings of addresses?
Hi all, I have more than a thousand of strings containing addresses. How can I programmatically extract the locations, like ci...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to check a GPS coordinate is located on a road?
Hi all, I have GPS data collected on a vehicle and I need to check the portion of time the vehicle was used on road. To this ...

fast 3 Jahre ago | 1 answer | 0

1

answer

Question


How lo use selector option in shaperead to load only vector elements bounded in a area?
Hi all, I have a very large shapefile of road-network containing only coordinates and the type of elements (i.e. line) (JFI, ...

fast 3 Jahre ago | 0 answers | 0

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answers

Question


Error in using fitlnm: Why do I get "The model function must accept two arguments"?
Hi all, I am having troubles in using fillnm. Below an example: clear all x=[0:0.01:10]; y=x.^2; m...

mehr als 3 Jahre ago | 1 answer | 0

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answer

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