Questions tagged [curated-data]

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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I am currently working with rainfall data from hurricane Harvey in order to better understand how to allocate resources in the event of another disaster. I want to accomplish a few things given this ...
131 views

How to plot rainfall on 3 dimensions

I am currently working on making a 3D plot with latitude on the x, longitude on the y, and total rainfall during hurricane Harvey on the z. My desire is to take historical hurricane data in order to ...
137 views

Color Trefoil-Knot

i need some help to plot a three colored Trefoil knot. I found on Wolfram the code ...
88 views

Is GeoElevationData[] inconsistent?

Why dose GeoElevationData[] give different results in its one and two argument forms? ...
267 views

Coloring strands in braids

Is there an option, or simple work-around, for coloring each strand in a three-dimensional BraidImage differently? For instance, I'd like to render a braid image ...
110 views

How can I get as many graphs as possible?

I badly need data about edges in all graphs (or maybe just connected ones will satisfy me -- it depends on further research) on $n$ vertices for as great $n$ as possible. I have already downloaded it ...
90 views

Historic Financial Data

The Mathematica line DateListPlot[FinancialData["L:ULVR", DatePlus[-1865]]] does not work now. It generates the output "DateListPlot::ntdt: The first argument to DateListPlot should be a list of ...
106 views

How to pre or post process KnotData “substrate”

What I'm after might be thought of as operating on the 'rope' that KnotData[] uses. Specifically, I'd like to be able to specify that the knot is to be made of a ...
202 views

Knot diagrams and knot projection diagrams

One of Mathematica's lovely curated databases is KnotData, as you can see by running: KnotData[{"PretzelKnot", {5, 2, 3}}] ...
33 views

Treat GraphData output as a graph object input for other functions [closed]

When I run GraphData it gives me a list of graphs names, but unfortunately this list is unstructured: some graphs are given just by names (...
96 views

best source query for Wolfram Knowledgebase

I am trying to decide whether the Wolfram Knowledgebase can be useful to me in the classroom. For this to be the case, I need to easily determine the source of the data and its units. I'll give two ...
51 views

WeatherData regression in data availability

I notice a remarkable regression in data availability of WeatherData for multiple sites recently (as of 11 Sep 2017). As I used the "ZBAA" dataset collected at ...
92 views

How to specify number of edges in GraphData?

The answer must be obvious, but I can't come up with it. In the previous versions of Mathematica there was ListGraphs function from Combinatorica package which was ...
242 views

I am not sure whether it a bug. Documentation on FinancialData states that we can choose possible frequency as "Day", "Week", "Month", "Year". However, when I choose "Month" as frequency to download ...
100 views

WeatherData doesn't return meaningful result

As of 06 Sep 2017, WeatherData seems to be broken: it cannot return any meaningful weather information. For instance, ...
436 views

How to add city markers to a map of Germany?

I'm trying to draw markers for a list of Germany ZIP codes onto a map. Following the official documentation, it seems as if using GeoMarkeron values like ...
199 views

Generate the complement of the Earth's land mass polygons

I would like to get polygon covering of all water area of earth. I though of doing by inverting Polygon[EntityClass["Country", "LandMasses"]] How do i invert ...
158 views

What does GraphData[“Cubic”, n] do?

I don't have Mathematica, yet, but I just wanted to know what the output of the following was: GraphData["Cubic", 20] I'm trying to understand how many unique not-...
36 views

Bulk Exchange Rate Call

I have a function which gives me the exchange rate of GBP to USD as follows: ...
323 views

How to get the population of Maryland for all years Wolfram has data on? [duplicate]

Here I learned that I can get the US population for every year that Wolfram has data on using the following: CountryData["UnitedStates", {"Population", All}] ...
546 views

How to get the US population for every year Wolfram has data on?

I know I can use Ctrl = us population to get an estimate for the current US population. I also know == us pollution ...
200 views

How to find what you want in curated data?

The following gives a list of all counties in the state of Maryland. ...
64 views

Dealing with cache file locks when using EntityValue in ParallelMap

I'm trying to run the following (naturally, I have FAR more zip codes and a much longer list of properties, both truncated for speed of the example): ...
94 views

How can I list the capital cities ending with video?

I am interested to list all the cities of earth which end with the string "video", like "Montevideo"
148 views

Use Wolfram curated databases to determine how many randomly chosen people are needed to have a 50% chance two live in the same or adjacent states?

Background: This question is based on one asked on the statistics stack exchange, CrossValidated.SE here. Alas, the full answer to the statistical question seems to require enormous computational ...
232 views

Multiple file export

Here my code is running fine.In this code I put x=1 but I want to run x from 1 to 100 and for each value of x I want to export the excel file by the name according to x value.like for x=1 it export by ...
61 views

Alternative to failing Interpreter[“Location”] for Postcodes in the United Kingdom

Interpreter constrained for the form "Location" returns coordinates of a geographic location. For example ...
463 views

Get CountryData from 3 letter abbreviation of country name

On browsing ATP rankings I stumbled on a simple problem ...
174 views

What is the source of Mathematica's maps? How do I cite them?

I used GeoListPlot to generate a beautiful map and included it in a paper I submitted to a journal. I cited the link http://www.wolfram.com/mathematica/ in my paper ...
76 views

Helping Mandy become a better speller [duplicate]

tl;dr Can you improve upon this code, which checks to see if a word can be spelled using the element symbols from the periodic table? I recently created a periodic table that lights up. The design ...
73 views

Custom curated data function for multiple datasets

I have a bunch of curated data that I can't practically distribute as a single curated function, but I don't really want to pass it around as a bunch of paclets as it's really all just one big dataset....
180 views

Hosting a curated data function / server in Google Drive

I want to make a curated data function, but I have no good place to store the paclets. Per the pricing page I only get: And that's really not enough to host all of my data plus give me room to do ...
163 views

What has changed in PolyhedronData in V11

As we saw in: Demonstration site CDF error correction question PolyhedronData has changed. I've failed to find any information about how the syntax changed in V11....
268 views

FinancialData no longer fetches historical prices?

Starting sometime after May 12, 2017, Historical Data from FinancialData seems to have stopped working. Has anyone else seen this? Here is some input: ...
819 views

Can I build my own curated data function?

I love the huge curated datasets, but they don't cover everything. I have my own huge dataset which is too much to distribute as an EntityStore so is there a way to ...
172 views

How can I disable system updates only?

Suppose I'm quite happy with my current Mathematica installation and wish to keep the system in its current form just reliably working. Since there were already at least two cases[1,2] when a lot of ...
113 views

Question about getting the table behind ElementData

I am interested in retrieving the entire table (preferably in text or csv format) that is behind the ElementData function for ALL the elements. The table (or perhaps multiple tables) record(s) many ...
129 views

Extracting data from Data paclet

In the \$UserBasePacletsDirectory there are lots of paclets that have only Data as an element. These are loaded via the ...
119 views

There data for it is available in the web like on pvgis or NASA. The first one deliveres data for a surface with polar and azimut angle. That would be the kind of data I need. Is there a chance to get ...
154 views

List of neighbor counties for all counties in a State

If I want to find a list of neighboring countries for a particular list of countries I can do : ...
135 views

How to generate the rows of data points from a model?

Recently, I notice two interesting built-ins AnatomyPlot3Dand AnatomyData. For instance, ...
128 views

Add another holiday to the built-in holiday calendar

Mathematica offers holiday calendars, which is GREAT! Especially because adding a days to a date with DatePlus[{2015,4,2},{1,"BusinessDay"}] can skip straight to ...
87 views

I want to plot an intersection point from 2 street names on a map

Say, I want to plot the point of 5th ave & E 79th ave in NYC on a map, how should I do it with mathematica? Also, say I have a street, say 5th ave in NYC, can I ask to give me all the ...
133 views

GeoListPlot: GeoLabels

GeoListPlot[AirportData[{"ORD"}], GeoLabels -> True] shows correctly a red point, labeled ...
133 views

This website shows how to download curated data for offline usage. I thought I could do this on a computer connected to internet as well as a means of caching the data so that I do not have to ...
53 views

FinancialData - differents results in time

I use FinancialData to get historical stock prices (see code below). I update them each year to get new data. I found out that stock price for particular month (e.g....
64 views

Can WordFrequencyData be used with phrases?

Can WordFrequencyData be used with phrases? I'd like to look up words/phrases like "cell phone" instead of "cellphone". ...
250 views

Completeness of wolfram database of graphs

Does the Wolfram database of graphs include all connected graphs when the number of vertices is <= 8?