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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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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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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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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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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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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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57 views

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 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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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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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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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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Search for basic business-related Open Data standards

What data standards, schemas or models are available to basic business/hr funcitons? For example, a model for employees with information including address, contact information, metadata pertaining ...
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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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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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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 ...