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11
votes
1answer
4k views

Database of English words difficulty

Data request I am looking for a database that describes the "difficulty" of each English word. Difficulty of a word is not easy to define, but it is probably a mix of: Level of study needed to ...
11
votes
1answer
867 views

Where can I find a part-of-speech corpus free for commercial use?

I'm looking to teach myself more about NLP. I started with NLTK and I see that it has potential to eventually become something I could get paid for. From there, my journey continued to reading this ...
11
votes
2answers
2k views

1945 (spring) daily weather Germany

Perhaps understandably, I am having difficulty tracking down daily weather data for Germany in early 1945. My specific interest is in daily temps and any other daily weather observations for January ...
11
votes
2answers
1k views

How to embed licenses within SVG?

This is a split refactored from an older post containing too many questions about licenses in SVG Tiny 1.2 using RDFa as suggested by Patrick Hoefler. See also question Interest of double lincenses CC-...
11
votes
1answer
216 views

Is there an API for searching the US Copyright database?

I was pointed to this StackExchange from Twitter -- I'm wondering if there's any kind of stable/published API for accessing the Copyright data exposed over here. As it is, it's not incredibly ...
11
votes
2answers
734 views

Time-Series data viewer

Looking for a way of visualizing public power generation data. Typical data set has 1–5 years of hourly data, and anything up to 30 columns. Needing to pan and zoom, and perhaps select sections. Needs ...
11
votes
1answer
135 views

Statistics on car life length for each car model?

Authorities of each country register cars when they are bought or scrapped. Is there an open statistics of average life time for each car model?
11
votes
1answer
144 views

CPU instruction set

I would like to have a structured dataset about instruction set by CPU. The data should include the number of cycles, ALU, FPU used, etc. Does this exist somewhere?
11
votes
0answers
94 views

Validity, Utility and Cost of Clinical Tests

Medical tests are characterized by validity, utility and cost: Validity is the probability that the test results are correct. Utility is the usefulness of having correct results (e.g. how much life-...
10
votes
5answers
4k views

Daily electricity usage dataset

Where can I find a dataset of daily electricity usage from a zone or country anywhere in the world? Anywhere = i accept any dataset from anywhere in the world, but at least a daily usage
10
votes
8answers
298 views

Is there a roadmap for opening all the data for a city or municipality?

In Chicago, a lot of data has been released on the City's Data Portal, but I have no idea how much is left to be opened. The strategy I've noticed governments seem to follow is to start with a ...
10
votes
5answers
3k views

Searching for list(s) of babynames containing huge (10k+) amounts of unique names

I am looking for datasets or huge lists of human forenames. There's plenty of websites that curate lists of names. But none of these seems to offer functionality to export either raw data/lists of ...
10
votes
5answers
2k views

Looking for a list of major cities of the world

Wikipedia has pages for containing a list of towns and cities with 100,000 or more inhabitants. I'd like this same data in machine readable format, with country and city names.
10
votes
4answers
2k views

Public domain paintings database

I'm looking for an API that would allow me to get a lot of painting on the public domain. For example, Google's art project contains a lot of what I am looking for, but you can't easily download ...
10
votes
4answers
2k views

How to get list of all items that have a particular property, in Wikidata?

How collect Wikidata's entities by a certain property?
10
votes
5answers
7k views

Is there a source for various Scrabble dictionaries?

There are some individually maintained lists for some Scrabble dictionaries, and some websites for looking up words in those dictionaries: SOWPODS list: https://raw.github.com/jmlewis/valett/master/...
10
votes
2answers
558 views

List of all universities by country

Is there a list of all universities by country including their websites, location, latitude and longitude, facebook, twitter, youtube, founding year etc. I can't believe such a data set is not ...
10
votes
3answers
284 views

Music partitions for piano

I recently took up piano and I was surprised (read: shocked) not to find easily downloadable music partitions (sheets) on the internet. Now I am not looking for partitions that would be copyrighted, ...
10
votes
4answers
40k views

A table mapping from US county or ZIP to Nielsen Designated Market Area (DMA)

Nielsen has come up with this notion: A DMA region is a group of counties that form an exclusive geographic area[...] DMAs partition all US counties, and I want to know which counties belong to ...
10
votes
2answers
716 views

How does Google Maps get traffic info?

I am living in Croatia, and I for sure know that our government and road regulating authorities didn't sign anything with Google in regards to giving the data away. So, how can google, in real time, ...
10
votes
2answers
367 views

Where can I find a dataset of drones attacks?

I'm looking for a dataset of drone attacks containing: attack location (GPS coordinates if possible) number of injuries and deaths time and date Optionally: demographics information on casualties ...
10
votes
4answers
2k views

IP Geocoding Data Sources and/or APIs

I am looking for IP address to geocoding data sources and/or APIs. Open to any formats, and the main concern is the quality, depth, and freshness of the data.
10
votes
4answers
5k views

What is the best source for finding what businesses have opened/exist/closed in a given geographical area?

Is there a a standard source for finding out what businesses (with brick and mortar locations) exist in a geographical area (particularly in the U.S.)? This doesn't necessarily have to be a ...
10
votes
2answers
2k views

How to include sub-classes in a Wikidata SPARQL query? (example: when querying “bands”, include “rock bands”)

Here is my naive query for bridges: SELECT ?item WHERE { ?item wdt:P31 wd:Q12280. # Item's type is: bridge } Problem: It only returns a small fraction of all bridges, because railway bridges (...
10
votes
3answers
1k views

List of all restaurants in a city (EU)?

Is there an open database where I can get the list of all restaurants (or bakeries, etc) for a given city ? Since I'd need theses places so as to be able to put them on a map, like Google maps, i ...
10
votes
4answers
9k views

Famous people dataset

I would like to use a lot of famous people data in a project. Is there a dataset with famous people? Like artists, musicians, politicians, etc.
10
votes
3answers
18k views

Where can I get private companies' financials?

Countries have mandatory disclosure of some financial indicators for certain industries. Some companies may disclose information about their financial performance at will. While public corporations ...
10
votes
4answers
240 views

API to get Wikimedia Commons categories that are near a particular latitude/longitude

I have a coordinate, and I want to know what Commons categories are nearby. For instance, for 40.7576,-73.9857 I would get Category:Times Square and probably Category:Broadway and a few others nearby....
10
votes
3answers
17k views

How can I get a full list of US Zipcodes with their associated names/CSAs/MSAs/lats/longs?

Is it possible from government sources? I've found a website that will sell the data, but I know all the data is out there for free, I just need to find it. I've been looking through Census.gov, but ...
10
votes
2answers
195 views

Data standards for election results

I've found the schemas for the Election Markup Language, and this relatively thin json effort https://github.com/wnyc/election_california_2012/blob/master/examples/sample.json Are there any other ...
10
votes
3answers
2k views

Are there public transport data for Germany freely available?

I wonder if there are some up-to-date web sites with data for S-bahn, U-bahn and other means of traffics in German cities. I found some before but not sure if they are updated regularly. Later I will ...
10
votes
4answers
4k views

Corpus of tagged text (English newspapers or any tagged text)

I'm developing a system to extract tags from text (English) and currently I have no dataset to test the system and evaluate, could someone point me to a source (preferably a free one) thanks. NOTE: By ...
10
votes
2answers
226 views

Data Licenses for US Government Data not in data.gov

I want to know when commercial use of US government data is permitted and for what uses. Below, there are 5 questions that I have for 4 different primary data sources. So far, I have seen the data ...
10
votes
2answers
367 views

Social Networks other than facebook and twitter that allow access to their data to developers?

I am looking for social networks, other than Facebook and Twitter, that offer their API to developers, for free. Which other social networks allow developers to crawl data? What kind of restrictions ...
10
votes
2answers
5k views

What is the status of OKFN's Open Product Data project?

Open Product Data (also known as Product Open Data) is a project run by OKFN. Its main goal is to build a public database of product data. There are already several questions and answers related to ...
10
votes
2answers
4k views

Where can I find U.S. train traffic data?

I'm trying to get a general idea of railroad traffic along particular segments of track—whether it's abandoned, whether it gets one train a month, or 100 trains a day. Is there a source of such data? ...
10
votes
2answers
2k views

Catalog.data.gov using CKAN API with python requests package

I'm not sure if this is a requests issue, a CKAN API issue, or a catalog.data.gov issue. I can do this GET query: import requests import json r = requests.get('http://catalog.data.gov/api/search/...
10
votes
2answers
229 views

What are the most common issues with data cleaning (e.g. outliers, duplicates)? Who has data sets that need to be prepared for analysis?

When preparing data for analysis, I often encountered issues such as outliers, data entries that are logically inconsistent (e.g. age=150/age=-2), duplicates (that are not exactly equal) etc. When ...
10
votes
4answers
5k views

Needed: Dataset for Outlier / Anomaly Detection

I would like to demonstrate outlier / anomaly detection and for that I need a real-life dataset. I found the post http://www.researchgate.net/post/What_are_anomaly_detection_benchmark_datasets ...
10
votes
2answers
214 views

Where can I find Historical GIS datasets?

I've been looking for a while for Historical GIS datasets. In a lot of places (also in answers here at StackExchange), people are referring to a great dataset at ThinkQuest, which contains detailed ...
10
votes
2answers
177 views

Government shutdown causing linked open data to go away

With the government shutdown now upon us, and many groups going to be performing an 'orderly shutdown' of their systems in a few hours... How can systems that rely on linked open data make sure that ...
10
votes
1answer
117 views

Are there publicly available sources listing uses of open data?

It would be very valuable for government officials and the public to be able to track the uses of open data sets. Are there sources that currently do this and make the information available to the ...
10
votes
1answer
794 views

Phones dataset for speech recognition (not telephone number)

In phonetics a phone is a unit of speech sound. I am looking for a dataset of phone waveforms for speech recognition. There are about 17 vowels and 17 consonants for English phones. I tried looking ...
10
votes
3answers
399 views

Population movement datasets?

Are there any datasets available that contain real or simulated movement data of individuals over a period of time, or at least some metadata about population movements that might be used to build ...
10
votes
1answer
114 views

Where can I find high-precision cartographic data of French rural areas?

While OpenStreetMap is rather good for cartographic information (and rendered maps) in urban areas of France, it is rather unsatisfactory in rural areas (except in the area where I live, where I ...
10
votes
2answers
3k views

How to work around or resolve a Census.gov IP-Blacklist?

I've recently been IP blacklisted from Census.gov. To dispel any possible doubt, I'm a developer using PostGIS. And a contributor to the project. When I try to access Census.gov, I'm getting Access ...
10
votes
2answers
131 views

Publishing Weather Data under Creative Commons / Peer Production License

I am from a volunteer at FSHM (Free Software Hardware Movement, Puducherry, India). As a part of our community project, we have been working on building a weather station using Freedom Hardware. We ...
10
votes
2answers
6k views

Transactional data over multiple years (Customer ID, Date, Price)

To build models to predict customer behavior, I am searching for transactional data over multiple years (i.e. > 3 years). My focus is to assess the quality of long-term predictions, thus the longer ...
10
votes
1answer
70 views

Data about completed prison term by country

I'm looking data (preferentially free and open data but I can afford small payments) by country worldwide on the percent of population that have completed a prison sentence or were sentenced. I only ...
10
votes
2answers
78 views

City mayor/council racial demographics

I can't seem to find any data regarding racial demographics at the US place (city) level for mayors and council members per year. Is there any resources available with such information? I would like ...

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