...
Fig. 5. Face- GLOH-Signature extraction (a-b) Gradient magnitudes (c) polar-
g
rid partitions
(d) 128-dimentional feature vector (e) Example image of a subject.
I
Face Recognition
Face Recognition1 2
... the
well-known face databases i.e. FERET (Philips et al, 2000) and ORL face database
(http://www.cam-orl.co.uk).
6.1 Multi-view Face recognition
In order to perform m...
... for the face representation and recognition. Ev-
ery face image in the database is represented as a vector of
weights, which is the projection of the face image to the ba-
sis in the eigenface space. ... a great challenge to face recognition. Two is-
sues are central, the first is what features to use to representa
face. A face image subjects to changes in viewpoint, illumi-
natio...
... size, because a typical face image is far too large to use for any
classification task directly.
Another important feature of face- recognition techniques is real-time ap-
plicability. For an application ... appearance of a face in terms of a compact set of model
parameters. The created models are realistically looking faces, closely resem-
bling the original face depicted in the fac...
... watch-list check, where a query face is matched to a list of
suspects (one-to-few matches).
The performance of face recognition systems has improved significantly since the first au-
tomatic face recognition ... dealing with out-of-plane (left-right) rotation. A coarse-to-fine, simple-to-
complex architecture, called a detector-pyramid, is designed for the fast detection of multiview
f...
... such pixel-based representations for face recognition; however,
thanks to the improvement provided by RNFLS, feature line-based approaches are also
applicable now to feature-based face recognition. ... Information Fusion of Hair and Face 215
Zheng Ji, Xiao-Chen Lian and Bao-Liang Lu
12. Emotion Modelling and Facial Affect Recognition in Human-Computer
and Human-Robot Inte...
...
1. Face position: Face localization is affected by rotation (in-plane and out-of-plane) and
distance (scaled faces).
2. Face expression: There are facial expressions that modify the face ... containing all the face sets.
L
is the set containing all the face- like regions.
q
F
S∈ is a face set; it should contain similar face- like regions in the image.
Formally, a face...
... Video-Based Face Recognition
Historically, video face recognition origi-
nated from still-image-based techniques
(Table IV). That is, the system automati-
cally detects and segments the face ... set. Though
recognition of faces from video sequence
is a direct extension of still-image-based
recognition, in our opinion, true video-
based face recognition techniques that co-
her...