Search found 2 matches

by cdsmith
Fri Dec 17, 2004 5:50 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: Strange streak discussion: 2004 Dec 7 APOD
Replies: 2124
Views: 529627

I've read several posts that tried to discount the bug theory due to the fact that the "bug" is aligned with the light post. They say that this is unlikely to happen. This is a completely false assumption. If it is in fact an object near the camera, then whatever is in the background has n...
by cdsmith
Fri Dec 10, 2004 8:52 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: Strange streak discussion: 2004 Dec 7 APOD
Replies: 2124
Views: 529627

Re: Additional images after Image processing

In theory, if the trail is caused by an insect, the wings should have slightly darkened the area to either side of the obvious 'body' trail. To test this, I summed the rows of pixels in a direction parallel to the trail, then normalised the resultant value and replicated it along the pixel row. The...