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Information that is trusted means that the information provider exercises management responsibility for appropriate practices, procedures, and processes to produce information that is within acceptable thresholds for quality, integrity, and security. Format: Do you need the data as spatial data, photos, flat files, Excel files, XML files? This may not apply, but you need to determine that for each project.Īn Authoritative Data Source (ADS) is a single officially designated source authorized to provide a type or many types of information that is trusted, timely, and secure on which lines of business rely.Time Constraints: You should determine how soon you need the data.If you are trying to look for land forms, you may want winter photos. If you are trying to determine vegetation coverage, for example, you may want photographs from the summer, when vegetation is at the highest. For others, data need to be in a specific season. For others, data may need to cover a specified time period.
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(Public domain.) Common Data Acquisition Considerations Venn diagram of data acquisition methods & considerations