696 search results - page 38 / 140 » Proposals of Co-occurrence Frequency Image Based Filters |
IMECS
2007
13 years 9 months ago
2007
—The research community and the IT industry have invested significant effort in fighting spam emails. There are many different approaches, ranging from white listing, black listi...
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
This paper proposes a computationally efficient approach of adaptive directional wavelet transform (AD WT). The AD WT is based on lifting implementation of WT, and it is able to t...
MM
2010
ACM
13 years 8 months ago
2010
ACM
Skin tones, portraits in particular, are of critical importance in photography and video, but a number of factors, such as pigmentation irregularities (e.g., moles, freckles), irr...
SIGPRO
2008
13 years 7 months ago
2008
This paper presents a novel perceptually based method for noise reduction of image signals characterized by low signal to noise ratios. The proposed method exploits the local phas...
ICDAR
2011
IEEE
12 years 7 months ago
2011
IEEE
—Content-based video indexing and retrieval has become an interesting research area with the tremendous growth in the amount of digital media. In addition to the audio-visual con...