US Patent 10133931 Alert notification based on field of view

Techniques for collecting and presenting information using a wearable device involve receiving criteria information data that specifies one or more criteria for providing information to a user of a wearable device; receiving information indicative of a field of view of the user of the wearable device; detecting that an object in the field of view is associated with one or more attributes that satisfy the user-specified criteria; responsive to detection, executing a rule associated with one or more attributes that satisfy the user-specified criteria; and based on execution of the rule, causing an informational depiction to be presented via a display of the wearable device that visually eliminates or enhances the detected object in the field of view of the user.