968 search results - page 25 / 194 » Improving Difference Operators by Local Feature Detection |
AVSS
2007
IEEE
14 years 2 months ago
2007
IEEE
This paper describes an audio-based video surveillance system which automatically detects anomalous audio events in a public square, such as screams or gunshots, and localizes the...
KI
2007
Springer
13 years 7 months ago
2007
Springer
Detecting unknown worms is a challenging task. Extant solutions, such as anti-virus tools, rely mainly on prior explicit knowledge of specific worm signatures. As a result, after t...
ICPR
2006
IEEE
14 years 9 months ago
2006
IEEE
One of the most important tasks in medical image analysis is to detect the absence or presence of disease in an image, without having precise delineations of pathology available f...
EVOW
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. This work presents scale invariant region detectors that apply evolved operators to extract an interest measure. We evaluate operators using their repeatability rate, and...
ISBI
2004
IEEE
14 years 8 months ago
2004
IEEE
We present a general framework for image discrimination based on identifying small, localized differences between images. Our novel matching scheme is based on an alternate inform...