Since version 7, Mathematica includes gigabytes of curated data relevant to many different fields, including physics, chemistry, graph theory, finance, geography and many more.

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3
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2answers
182 views

Retrieving other information on CountryData

The following input will produce some answers, however how do we find out other details, such as the specific year the result corresponds to, as well as the source from which the data is obtained? ...
3
votes
1answer
145 views

How to program a clickPanel for chemical elements (like a periodic table)?

The command ColorData["Atoms", "Panel"] indicates RGBColors of "Atoms" by clicking a panel. As I don't want to reinvent the wheel, I asked myself: How to ...
3
votes
2answers
128 views

Slow work of TimeSeriesWindow

I have financial data (list of time-values pairs). There are more than 13000 elements. ...
5
votes
1answer
153 views

Obsolete AstronomicalData - how to convert to PlanetData

As of Mathematica version 10, AstronomicalData is obsolete, deprecated in favor of PlanetData, ...
7
votes
1answer
94 views

Duplicated output from chemical curated data

I just discovered something rather odd while using chemical curated data in Mathematica. I tried to extract EdgeRules for some molecules and some molecules gave me ...
4
votes
1answer
346 views

Map of all graphs obtainable with GraphData?

I've been trying to put together an answer to another question, but I am stuck, so I decided to post this question instead. Mathematica contains (among its curated data) information on definition, ...
14
votes
2answers
733 views

Animating transition between all graph representations obtained from curated data

Pappus graph is one of many graphs whose various data is contained within Mathematica. Mathematica typically keeps several ways of representing such graphs: ...
1
vote
3answers
417 views

Visualizing data on a world map - flexible record format

I have a list of members of a team, and I want to create a visualization on a world map. I want to plot them on a map, to see some clustering. The fields are: ...
4
votes
2answers
270 views

Getting FTSE indices in Mathematica

I'm not sure if this is the best StackExchange to post this question, but I figured it had more to do with the specifics of Mathematica than Quantitative Analysis so I've posted it here. Basically, I ...
18
votes
6answers
836 views

Historical Exchange Rates via FinancialData

FinancialData["name"] and FinancialData["name", start] return respectively; the last known price, and the daily closing values ...
9
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1answer
1k views

How to combine more locations (GPS coordinates inside one city) with Google map?

I have a list of GPS coordinates.E.g. GPSList = {{47.680800, 17.626446}, {47.681078, 17.627283}, {47.682759, 17.631810}}; I would like to crate a Google Map ...
1
vote
1answer
274 views

Combining solar system planets orbits and positions in Graphics3D and Show

I am building an animated model of the solar system, where I would like to display the OrbitPaths of the planets along with their ...
2
votes
1answer
184 views

Country borders and grids with CountryData plot?

I am coloring several countries in the manner of the following: ...
0
votes
1answer
111 views

AstronomicalData not including units?

I like using mathematica to do my physics homework, and AstronomicalData is useful for that, but it doesn't seem to work properly with units. [the question is, at ...
13
votes
1answer
814 views

Map of Specific US States? (Isolated)

My question here is fairly basic, and I'm sure I'm overlooking something basic. I know about CountryData for creating shapes of entire countries, and it works, to ...
3
votes
1answer
164 views

Applying LinearModelFit[] to data obtained with WeatherData[]

I am trying to perform a linear regression on some weather data, but I can't seem to figure out how to perform the operation. What I have right now is this: ...
2
votes
1answer
175 views

Using DeleteCases with multiple AstronomicalData properties

I am attempting to use AstronomicalData and DeleteCases together to remove invalid cases of two properties while listing the ...
1
vote
2answers
131 views

Computing lists using AstronomicalData

Edit: Initially in my question I asked how I could search the database of AstronomicalData["Exoplanets"] and return 2 filtered values that only contained valued ...
1
vote
0answers
159 views

Failure of CountryData due to connectivity?

Today I started researching the "Four colours theorem" and to do so I need data, regions for example. I tried using the following line: ...
2
votes
1answer
113 views

WeatherData function problem: “NonMetricValue” returns undated list of values

In the WL example below, WeatherData[] returns an undated list of values when I add the annotation "NonMetricValue." ...
7
votes
2answers
3k views

Optimization of a portfolio of stocks

I would like to use Mathematica to perform an optimization of a portfolio composed by 10 stocks. I did the first part to compute yields and expected yields, but I don't know how to finish the ...
4
votes
2answers
162 views

Coordinates for multiple countries

I am trying to plot polygons for multiple countries, say "UnitedStates" and "Canada". US data is generated thus: ...
21
votes
2answers
666 views

Can Mathematica determine part-of-speech for each word in a text?

I've found that WordData has a database of English words and their possible parts of speech. But some words are ambiguous, e.g. result can be a verb or a noun: ...
11
votes
2answers
377 views

How to get the distance of Jupiter from the sun?

I am aware of the command AstronomicalData["Jupiter", "Distance"] from which I can get the distance between the earth and Jupiter. Is there any way to use ...
0
votes
1answer
96 views

What's wrong with my implementation on CountryData

I was wondering, *for which countries is the proportion of Phone line users to population greater than or equal to that of the United States?* This is what I inputted below, but the list of countries ...
8
votes
1answer
292 views

Visualizing nested lists for easier human understanding

When interacting with Mathematica, I often find myself staring blankly at waves of curly braces, trying to understand how data is organized hierarchically. For example, the beginning of the result to ...
1
vote
2answers
102 views

Missing something in my input for CountryData dependencies

I'm trying to find (a)which countries have dependencies (b)and a list of countries that consider themselves dependencies (c)and a list of countries that don't consider themselves dependencies. ...
1
vote
2answers
284 views

How do I find the most populous cities in the world?

I am attempting to plot the most populous cities on a world map. Currently, I have the line of code: ...
3
votes
1answer
115 views

CountryData et al. and associated InputStream

Quick update I found a way to solve this in webMathematica, using CollectStreams. But still, below problem leaves me puzzled, I would very much like to learn how ...
7
votes
4answers
310 views

How do I find the number of countries that have a type of industry?

I am trying to find the number of countries that have a certain type of industry. Currently, I have this code: ...
10
votes
2answers
1k views

How could I generate words starting with P,h,D?

A friend of mine is a PhD candidate and posted a picture on Facebook with funny words starting with 'p', 'h' and 'd' like "Please hire. Desperate" or "Permanent head Damage". I thought I could try and ...
2
votes
0answers
200 views

Why is CountryData function failing? [closed]

I am unable to get the CountryData function to work. I have tried FinancialData, CityData, ...
8
votes
1answer
331 views

Find a word's linguistic pronunciation

Is there a way to get a word's linguistic pronunciation given the word as a string? I would like a function LingusticPronunciation such that, for example, ...
16
votes
1answer
659 views

How to identify chemical substance from tattoo?

A friend of mine made a tattoo on his chest of some chemical substance formula. He challenged us to identify which substance is that. I thought that perhaps a combination of: Mathematica image ...
5
votes
3answers
399 views

Drawing CountryData groups

I'm sure I'm overlooking something obvious, but I can't draw groups of countries. Here are two countries and two country groups: ...
2
votes
0answers
67 views

Is FinancialData for India available? [duplicate]

FinancialData["IndiaNSE", "Members"] // Shallow gives ...
3
votes
0answers
567 views

Curated data sometimes delivered in undefined units

This question may better go to Wolfram, but as it came up on the weekend, I thought I'd try here first. Take a look at the following: ...
2
votes
2answers
145 views

In FinancialData what is the difference between FractionalChange and Change?

In FinancialData there are two similarly named properties one can request for a given stock symbol: Change and ...
3
votes
2answers
240 views

WeatherData for the 15th day of each month

Suppose we have WeatherData["Helsinki", "MeanTemperature", {{2007, 1, 1}, {2012, 12, 31}, "Day"}] How we can have data just for 15th day of each month?
2
votes
1answer
120 views

Mean of Date variable data

I have hourly registered data as : ...
2
votes
1answer
208 views

Importing data from Excel for DateListPlot

I am importing data from Excel and plotting it with DateListPlot. My code is ...
2
votes
2answers
444 views

City/Country Names by GeoLocation

How do I get the city and country names from the output of FindGeoLocation[] {lat, long} ?
1
vote
3answers
118 views

DateListPlot input entry problem

I imported some data from Excel and got the following for my date and values: {{{1986, 1, 2, 0, 0, 0.}, 25.56, ""}, {{1986, 1, 3, 0, 0, 0.}, 26., ""} It seems ...
20
votes
1answer
824 views

xkcd: Geohashing in Mathematica

On May 21, 2008, an xkcd comic proposed a method for creating a random, local meeting place that can't be determined until the day of the meeting. This method is usually used for xkcd fan events, ...
1
vote
1answer
160 views

WeatherData acquirement in ListStreamPlot

I am trying to show the wind streams in a geographic area as following code for a range of time.Even if it works for realtime data but it doesn't work for range of time.I am filtering and also taking ...
22
votes
2answers
2k views

Weather Maps with Mathematica

I've been trying to set up a weather map with Mathematica similar to what NOAA publishes in their website. So far I've been successful to bring the data over and extend it across the whole picture ...
0
votes
1answer
197 views

Problem with ListContourPlot feeding data format and WeatherData

With following code I am trying to show the mean wind speed patterns for a few geographic locations. ...
0
votes
1answer
457 views

Using LatticeData to fill a space with spheres in a face-centered cubic (fcc) lattice packing arrangement

I have a large sphere of radius $R_1$ which I would like to pack with $N$ smaller radius of radius $r_2<R_1$ arranged in a face-centered cubic (fcc) packing arrangement (i.e. Kepler's optimal ...
1
vote
2answers
187 views

Indicating the probability that a weather datum is above/below some given value on a geographic map

With help of the previous questions here, I am analyzing weather data as daily MeanWindSpeed of some cities with the following code: ...
5
votes
1answer
241 views

AstronomicalData and Planetary Heliocentric (x,y,z) Velocity Components

I'm trying to find data on the heliocentric velocities of planets in our solar system and was directed to Mathematica's AstronomicalData in a previous topic. ...