90 B. TOOLS
Request
News URL/Title
Hoaxy API
News Content
Users’ Comments
dEFEND Algorithm
Detection Module
Attention Map Module
Propagation
Network
Visualization
Warning Sign
Disputed by dEFEND with 95% Confidence
Sentences’ Attention Weights
Explainable Comments
Results
UI Backend
Exploratory Search.
B. TOOLS 91
(a) User interface of search: the input box (upper left), query suggestions (lower left),
and intuitive propagation network (right).
(b) Explainable Fact Checking: news content (left), explainable sentences (upper right),
and comments (lower right).
Explainable Fact-Checking.
5
92 B. TOOLS
NewsVerify
Data Acquisition.
Model Ensemble.
content-based
https://www.newsverify.com/
http://zookeeper.apache.org/
B. TOOLS 93
Extract Unauthorized Key Elements
UGC News Clues
Propagation Model
UGC Credibility score = S
content
⋃
S
propa
⋃
S
user
User Model
Key Users Key Tweets
Tweets
Social Network
Content Model
propagation-based
informa-
tion source based
Interface Visualization.
94 B. TOOLS
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