Question

How to compare data

Hello, I have data for the size of rocks for two independent locations, A and B. Data lists rock size from smallest to largest...

7 months ago | 1 answer | 0

Question

Change axis colour matlab

Hi, I want a black figure background and white figure axis. subplot(2, 2, [1 3]); hold on plotc(X, Y); xlabel('UTM Eastin...

7 months ago | 2 answers | 0

Question

Change value for another value

I have some 99999 values in my array. I want to change all of them to 0. Is there code to change all the values at once? ...

7 months ago | 3 answers | 0

Question

Interpolate 1 array to another

Hello, I want to interpolate a 5x9000 numeric array onto a 2000x3000 numeric array. Other words, I want both arrays the same...

7 months ago | 2 answers | 0

Question

Subplot, 1 large and 2 small

Hello, Is it possible to make a subplot that look like this: What is code?

7 months ago | 1 answer | 0

Question

Data interpolation from array

Hello, I have 5 columns of normalised snow fall data (between 0 and 1). All 5 column are 9000 rows long. I want to interpolate...

7 months ago | 1 answer | 0

Question

Normalise data in Matlab

Hi, I have rainfall time-series data for 5 sites (five columns in MATLAB) around a neighbourhood. This data spans 40 years. ...

7 months ago | 1 answer | 0

Question

Weight data for function

Hi, I am using chi transform function for DTM. c = chitransform(S,A); where S = STREAMobj and A = flow accumulation I ha...

7 months ago | 0 answers | 0

Question

find relationship between age and events

I have 6 ages. Example, 5000, 7550 years before present and so on. I have put these ages on a graph going back approx 15,000 ye...

7 months ago | 1 answer | 0

Question

Plot multivatiate regression model

Hello, I have a simple multivariate linear regression model 3 variables y variable is profit 2 x-variables, sales and refu...

8 months ago | 0 answers | 0

Question

Cross tabulation row percentages

Hello, I have a table with 4 columns and 5 rows I want to display the row values as percentages example date ...

8 months ago | 1 answer | 0

Question

add uncertainty line graph

is there option to add a 'band' or 'lines' around a line on a graph to show 2% uncertainty associated with the values that make ...

8 months ago | 1 answer | 0

Question

subplot code in matlab

What is subplot code to make 3 graphs show like X X X where X is graph thank you

8 months ago | 1 answer | 0

Question

making a grouping variable

Hello, I want to make group variable so I can do kruskal-wallis test between two columns of unequal size % Make 2 columns f...

8 months ago | 1 answer | 0

Question

kruskalwallis test, mean or median?

Hello, Does kruskalwallis test difference of the MEAN or MEDIAN between 2 groups? Which should I use, mean or median? Why? ...

8 months ago | 1 answer | 0

Question

Correlation, unequal row size

I have two variables, Sales Satisfaction Sales column is 55 rows long Satisfaction column is 61 columns long I want to do...

8 months ago | 0 answers | 0

Question

Group data for location

Hello, I have sales data column for 3 indepedent stores, A, B and C, in 3 seperate tables I want to merge table A and B an...

8 months ago | 1 answer | 0

Question

Interpolate from monthly to annual time series

Hi, I have irregular spaced montly sales data - 2 values for 2 months, 1 value for another month etc i want to interpolate thi...

8 months ago | 1 answer | 0

Question

Fill missing cells NANs

Hi, I imported data from textfile using data editor. Some cells are <missing data> This is string data. All cells must be ...

8 months ago | 1 answer | 0

Question

subplot code bar chart

Hello - what is the code to display 9 bar charts on a single plot? subplot(3, 3, 1) subplot(3, 3, 2) subplot(3, 3, 3) This...

8 months ago | 1 answer | 0

Question

timetable 2 table error

Hello, I want to convert a timetable to an array for display on plot N = timetable2table(A 'ConvertRowTimes',true); N = table...

8 months ago | 1 answer | 0

Question

Remove ' from table

Hi, I used the 'readtable' function to read a textfile in Matlab and every value in every cell now has a ' around it e.g. '2015...

8 months ago | 1 answer | 0

Question

Interpolate to monthly time series

Hello, I have a timeseries of time against temperature - smallest unit of time is hour I want to interpolate so the month is...

8 months ago | 1 answer | 0

Question

converting dates in textfile

Hello, I am having problems trying to covert the dates from the first column on a textfile, called A 1880 ...

8 months ago | 1 answer | 0

Question

cross correlation time series

Hello, I have 4 time series - they show temperature anomolies since around 1950. They oscilate around 0. Is it possible to in...

8 months ago | 0 answers | 0

Question

Correlate time-series

Hi, I have timeseries data that oscillates around 0 (from -2 to +2) for 50 years. I want to correlate this with temperature da...

8 months ago | 1 answer | 0

Question

Add 10th and 90th percentile line

Hi, I have timeseries temperature data for 1950 to 2010 I must add a 10th and 90th percentile trend line on a figure i.e. to h...

8 months ago | 1 answer | 0

Question

ANOVA test between decades

Hi, I want to run ANOVA test between decade means There are 9 decades, from years 1990 to 2000 (i.e. 1900 - 1910 etc) and 9 me...

8 months ago | 0 answers | 0

Question

Replace value with another value

Hi, I have a list of data in a column There are some values which are -1 How can I replace the -1 values in the column wi...

8 months ago | 1 answer | 0

Question

Values over 1000 use e

Hi, I have values in a column Matlab changes values over 1000 to strange format with e 1.1102e+03 997.652882707152 How ca...

8 months ago | 2 answers | 0