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Questions tagged [metadata]

Metadata is data/information that provides data/information about other data. Metadata is essentially documentation of data.

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Statistics about Extensible Metadata Platform (XMP) implementation by smartphone cameras

I am writing an Android photo sharing app, and pondering whether I should implement Extensible Metadata Platform reading from pictures taken by the smartphone/tablet/device's. If almost no smartphone ...
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How do I get my data indexed by Google Dataset Search?

Google now offers Dataset Search (beta) https://toolbox.google.com/datasetsearch Dataset Search enables users to find datasets stored across the Web through a simple keyword search. The tool ...
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Metadata on scientific articles (economics) conditional to set of queries

I am looking for an API/software (free or open source) able to download metadata on scientific articles (economics) according to a set of queries (e.g., words in the title/abstract, keywords, JEL code,...
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Data for all lakes on Earth?

Is there data available for all lakes on Earth? Even just a list of names would be nice; metadata is also welcome. In this case, a lake is any enclosed body of water with a surface area between some ...
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Product features / components / attributes data set

I am desperately looking for a way to either create or find an existing data set for products that lists the most common features / components or attributes of that product. An example could be: ...
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Where can I download non-malicious .EXE files for my machine learning model

I have been working on a machine learning project which detects malware. I have downloaded malicious files and tested my model and I was looking for a place which would contain about 50-60 non-...
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Which currencies are used in IMF's / Worldbank's PA.NUS.FCRF forex data?

I need annual, historic exchange rates of currencies worldwide. The PA.NUS.FCRF seems to be a great data set for that: it's open, spans almost all countries worldwide, and for many countries it dates ...
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Tips for finding hard-to-locate data

Say Barry, could you use this site's "answer your own question" feature to give us some tips on how to find data that may not be readily available?
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The list of restricted second-level domains such as .co.uk and .ac.jp

Some country-code top-level domains (ccTLD) contain general-purpose second-level domains, like .co and .ac, so the end user of the domain is identified with the third-level domain, such as oxford.ac....
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When I click on Data Dictionary, it brings up a blank Excel spreadsheet

When I click on Data Dictionary in the College Scorecard, it brings up a blank Excel spreadsheet. Where can I find the Data Dictionary information?
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Clarity of Flag 124-126 in the GSOD weather dataset

The following table provides information around the Flag 124-126 of the GSOD Weather dataset the documentation of which is available here: Flag 124-124 Char A = 1 report of 6-hour ...
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Spatially Orienting 1,4 Dioxane Data From the EPA UCMR-3 Data Set

I am attempting to draw conclusions about the source of 1,4 Dioxane, an emerging contaminant. In the last few years, the EPA released the UCMR-3 (Unregulated Contaminant Monitoring Rule) which had ...
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Cannot access to the OSM Boundaries website

I was using the OSM Boundaries website to download shpfiles of boundaries and using them in QGIS: Today, when I was attempted to access this website I get this message and I get the same result from ...
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What is the value of standardized metadata (e.g. OAI-PMH, LOM, Dublin Core) in the days of search engines?

What is the value of standardized metadata (e.g. OAI-PMH, IEEE-LOM, Dublin Core) in the days of search engines? Sites that offer open data (e.g. Open Educational Resources), want their content to be ...
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Get metadata from all datasets on Socrata

Socrata.org gives a possibility to browse all datasets that are published by their customers with their API via Open Data Network. I'd like to collect metadata such as: Dataset size Number of rows ...
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Bacterial infectious diseases dataset

Does anyone know of a dataset relating: bacteria (not viruses or fungi) infectiousness symptoms ...or something of the sort? I'm looking to classify infectiousness (ie. infectious/not infectious) ...
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Graph representation of NUTS-3 regions to determine adjacency

I need a graph representation of NUTS-3 regions in the European Union, which can answer the question whether a certain region is neighbor of another region. Dataset available? I have looked at the ...
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Accessibility categories for social media data

What is the best way to generically categorise data in social media back-end databases within a context of level of openness? Both academic sources and own thoughts and ideas are appreciated as I ...
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Availability of descriptive ship metadata

I'm creating my own ship position map by AIS (Automatic Identification System) messages from the base transceiver station (BTS). Can I find a free database of static information about the ships by ...
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is there a dataset of financial blogs?

I am looking for a database that contains the name of all the financial blogs out there. Ideally each blog should be linked to the website it refers to (say, I need to be able to know that blog X is ...
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1answer
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Is there a way to ask a CKAN repository only for changed datasets after a certain time?

I am trying to harvest several CKAN repositories for their metadata, using CKAN REST API. I wanted to only update the changed datasets (metadata only) in my repository, but I do not see a way to ...
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How to extract data from web files? [closed]

Looking for some brief information on how to extract data from files on the web? If there are any tutorials or pieces that you know of, it would be great help.
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Crosswalk for State Crime Statutes

I have arrest data from a number of cities across the United States and I'd like to make comparisons for the reasons of arrest. In this data, the reason for arrest is the state statute that the ...
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Will open data foster a common set of “metadata” standards?

This is just one example, but I'm sure that there can be many others. Government open data will have links to all the relevant license information, which will be found in the metadata. That ...
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How does open data differ in quality depending on the source?

Let's talk about government data, e.g. data.gov, first. Putting aside "outliers," are most government data sets guided by e.g. "mandates" by the government? If not, how does the fact that say weather, ...
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Is there a site that has comprehensive list of data, along with descriptions, meta data etc?

Is there a resource/website that has list of all possible datasets from around the world with links to the download page, names of columns in the individual datasets (so users can search by a ...
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NEISS injury dataset - machine readable coding for characterizations

The National Electronic Injury Surveillance System (NEISS) database offers Excel downloads (example XLSX, ~50MB) on a year by year basis. The categorization of the injuries in the Excel files is given ...
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How to simulate stock exchange data (OHLC chart) realistically?

The stock market is described in many places (e.g. here) as a random walk. Among the various arguments against this hypothesis, nowhere is mentioned what struck me to be the most obvious one: every ...
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Get specific metadata from a group of open databases

Use case: I am investigating common characteristics of chosen databases. By databases I understand collections of data, possibly with relations between them. I want to collect metadata for all ...
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Getting metadata of all databases available on the Internet [closed]

I would like to get metadata for all (or as many as possible) databases that are available online. It does not have to be an open database. It is only the metadata that is important for me. The data I ...
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1answer
81 views

Countries with a Census

I am looking for a list of countries that have a census. The attributes would be the last census dates or dates of censuses and the census unit. I do not want variables from a census but meta ...
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1answer
143 views

Understanding Precipitation data

I am trying to perform an analysis on weather and car collisions data of New York city. I have downloaded weather data from NOAA. But I am not able to understand the data provided in the precipitation ...
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Database of images to estimate cloud cover

Is there any freely available database of sky pictures, which also already has an information about the cloud cover in metadata (by percentage, or by okta)? I am no meteorologist, but I want to train ...
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Better global elevation data

For my online 3D earth model on guadTree algorithm I need elevation data for all land and oceans. I recently discovered SRTM 1 Arc-Second Global, but it does not have data for the oceans and the most ...
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Is there a Glossary of Terms for the Federal Elections Commission API?

Maybe I missed it on the FEC API site (https://api.open.fec.gov/developers/) but does anyone know if there's a glossary which defines all of the elements in the models? For example, if you scroll down ...
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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 ...
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Does anyone know a dataset that has both time-series data and descriptive (non-temporal) features?

An example of an ideal dataset would look like: There are some devices, say computers Each computer has parameters (number of cpus, amount of ram, hdd space, etc.) Also we know some time-series data (...
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Meta-analysis of public 16S data - help!

I am trying to start a meta-analysis for which I want to extract some 16S-based information from public databases. Moreover, I want to relate this information with any metadata found in the associated ...
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Is there a specification for versioning a dataset?

In computer software, semantic versioning (or something like it) is something of a standard for how to version software releases. The Major.Minor.Patch semantics make clear how big of a change has ...
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Is there a taxonomy based on concepts of “fiscal” and “utility” data?

Is there are a theory, division, classification or taxonomy schema for open data? With classes like "fiscal" and "utility". Explaining and illustrating Perhaps "utility" (or "public utility" or day ...
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Data repositories like UCI and mlData, for biological data

Are there any other data repositories like UCI and mlData, for biological data?? I want to know about mostly biological data set.(The format of data set would be like that of UCI)
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Automate API Queries

I'm a project manager. I'm interested in IATIStandard.org an International Aid Transparency Initiative that makes it possible for humanitarian organizations to share information on aid activities ...
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ISO 3166-2 codes to Olson Time Zone Codes

Just curious, is it possible to link ISO 3166-2 codes to Olson Time Zone Codes. For example the US has these Olson Time Zone Codes: US United States America/Adak US United States America/...
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Bulk access to data on scientific literature (affiliation, citations etc)

I want to compare the scientific performance of different countries and/or institution via the relation of first and second etc authorship of papers in relation to the number of citations of each ...
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1answer
143 views

How to crowd source open data

Is there a way to get a list of the top accessed open data sets by organizations and the organizations which use them?
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Social classification data for the UK

Is anyone aware of 'social classification' data sources used, for example, here: http://www.checkmyarea.com/EC3N4AB.htm "Wealthy singles in small city flats and suburban terraces" http://www....
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search for data by structure

Is there some way to search for data sets by structure, for example, I might want to search on the internet for time series data by time period, categorical data, share amount of total, or multiple ...
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Data management practices

Software has code repositories and package managers, so installation and maintenance are done in one line (or click). What are practices for managing data, instead? Apart from manually organized ...
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Is there a database that provides metadata for products with barcodes?

I am looking for a database (free or paid, but I prefer a free one for now), that contains metadata of products such as cell phones, tv's, etc.
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ISO 3166-1 and ISO 3166-2 data plus borders (e.g. as kml)

I am looking for a free or even commercial data source for ISO 3166-1 and ISO 3166-2 data, ideally with border data (e.g. in kml). The ISO 3166-1 and ISO 3166-2 data should contain the hierarchical ...