# Kawee Numpacharoen

### MathWorks

Last seen: mer än 4 år ago Active since 2016

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

mer än 6 år 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 ...

mer än 6 år ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

mer än 6 år ago

Internal rate of return
If you remove zero at the beginning, you will get this >> vec=[-1959.68, -2176.69, -2572.15, -3332.49, -4071.79, -4005.07, ...

mer än 6 år ago | 0

How to declare an empty Financial Time Series ?

nästan 7 år ago | 0

How do I use trading toolbox to get IB option chain?

nästan 7 år ago | 0

Hey I have a ton of stock data and I need to create buy/sell signals based off of second prices to create a genetic algorithm. I was wondering if there is a way to do this without going through each data point by hand.
Hi Roebert, First, I would like to recommend you some resources that would help you develop algorithmic trading using MATLAB ...

nästan 7 år ago | 0

How does MATLAB calculate financial indicators?
Instead of shifting all the predictors, you can just shift one response variable. Hope it helps

nästan 7 år ago | 0

bdttree - Tree building failed to converge for level 5 of BDT Tree
I have looked at your code. First, it is important to know that we may not be able to have a feasible solution all the time. The...

nästan 7 år ago | 1

| accepted

unable to connect to money.net

nästan 7 år ago | 0

DATAFEED TOOLBOX & BLOOMBERG
Currently, Datafeed Toolbox supports * Bloomberg Desktop * Bloomberg Server * Bloomberg B-PIPE® * Bloomberg Data License ...

nästan 7 år ago | 0

With eSignal/InteractiveData being discontinued in the DataFeed Toolbox, are there any other "mid-range" cost options for financial vendors?
You may check out the current list of supported datafeeds here: <https://www.mathworks.com/products/datafeed/features.html#supp...

nästan 7 år ago | 0

How to get historical data (prices) for commodities?
Many market data available via data providers usually require a subscription fee. Moreover, Datafeed Toolbox no longer supports ...

nästan 7 år ago | 0

Getting Gold Feb (GCG12.CMX) Historical Data From Yahoo.
Datafeed Toolbox no longer supports Yahoo! Finance API.

nästan 7 år ago | 0

Gold Feb Historical Data From Yahoo Finance
Datafeed Toolbox no longer supports Yahoo! Finance API.

nästan 7 år ago | 0

How to get stock data?
The ways to retrieve data from Datafeed Toolbox depends on each data provider. So the easiest way to begin using Datafeed Toolbo...

nästan 7 år ago | 0

Problems for getting Yahoo financial data
Datafeed Toolbox no longer supports Yahoo! Finance API.

nästan 7 år ago | 0

I would suggest upgrading to newer version of MATLAB. Otherwise, you may need to contact MathWorks technical support for alterna...

nästan 7 år ago | 0

MatLab Trading toolbox - and IB TWS
The latest version of IB API may not support 64-bit MATLAB. You may need to get the older version of IB API (for example version...

nästan 7 år ago | 0

Could someone definitely tell us how to connect eSignal to Matlab ? All the other past info posted here do not work
Datafeed Toolbox no longer support eSignal. Please see the current information on supported data providers in <https://www.mathw...

nästan 7 år ago | 0

How to change Time Frame on Financial data? EURUSD from 1 minute to 30 min.
One option is to use <https://www.mathworks.com/help/matlab/ref/retime.html retime> function to manage such data.

nästan 7 år ago | 0

Undefined function or variable 'plotOHLC'
To plot a candle stick chart, you can use function <https://www.mathworks.com/help/finance/candle.html candle>. The function |pl...

nästan 7 år ago | 0

How to use the Percentile Function for Ranking purpose?
In addition to solutions provided in the comment, you may also use |rmmissing| to remove missing data from each column. For exam...

nästan 7 år ago | 0

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

ungefär 7 år ago

Solved

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

ungefär 7 år 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...

ungefär 7 år ago

Solved

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:...

ungefär 7 år ago

# MATLAB currently supports Thomson Reuters Eikon in Datafeed Toolbox, which allows you to obtain market data from Thomson Reute...

mer än 7 år ago | 0