Sharing Information Propaganda Research with IORG

1. Information Infiltration on
Social Media
Chun-Ming Lai
<cmlai@thu.edu.tw>

2. Advertising
Recommendation Engines
Public Impersonal Pages
Public Personal Profiles
Private Groups
Private Personal
Profiles
Group
Messages
1:1
10/18/2021 2
Embrace transparency and restraint
on communication behavior
Amplification Privacy Concern
• Confidentiality,
• Policy
• Law

3. Content
Context
Cognitive
Collective Behavior
Information Influence
2021/10/18 3
Defense Strategy

4. 12/06/2019
Media Sources
Social Algorithms
Online Participants
Content
Comments
Reactions
ML is learning how to select the
information you like to read
Addictive Design
A major design change around 2012~2013

5. 12/06/2019 5
𝑒𝑑𝑔𝑒𝑠 𝑒
𝑢𝑒 𝑤𝑒𝑑𝑒
• ue is user affinity
• 𝑤𝑒 is how the content is weighted
• 𝑑𝑒 𝑖𝑠 𝑎 𝑡𝑖𝑚𝑒 𝑏𝑎𝑠𝑒𝑑 𝑑𝑒𝑐𝑎𝑦 𝑝𝑎𝑟𝑎𝑚𝑒𝑡𝑒𝑟
Social Algorithms

6. 11/28/2019
Occupy Wall St.

7. OUR ALGORITHM
Attack
Disinformation is ineffective without a successful
manipulation of social algorithm
Detect Attack behavior-OUR ALGORITHM

8. 11/28/2019
Media Sources
Manipulated Social Algorithms
Online Participants
Content
Comments
Reactions
Online Participants

9. 12/06/2019 9
Temporal/
Spatial
Interaction
Graph
Accounts Credibility
Fact Checker
Research Directions

11. 12/06/2019 11
Our Work in National Defense
Conference

12. 2021/10/18 12
Crisis Informatics

13. 2021/10/18 13
Partnership

14. 12/06/2019 14
Thank you!