Signed Graph Laplacian for Semi-Supervised Anomaly Detection.

Jihong Bae Hyeongcheol Park Minsoo Chung Muhammad Toaha Raza Khan Kyungchul Lee

Published in: ICAIIC (2024)

Keyphrases

graph laplacian
anomaly detection
semi supervised
labeled and unlabeled data
semi supervised learning
kernel machines
unsupervised anomaly detection
unsupervised learning
label information
unlabeled data

labeled data
intrusion detection
random walk
pairwise
spectral analysis
spectral clustering
manifold structure
pairwise constraints
learning tasks
co training

supervised learning
weighted graph
euclidean space
basis functions
active learning
manifold learning
pointwise
text classification
graph construction
detect anomalies

intrusion detection system
class labels
image segmentation
computer vision
similarity measure
hidden markov models
knn
sparse coding
data clustering
learning problems