Graph Neighborhoods for Scholarly Search and Topic Expansion
We precompute neighborhoods over works, authors, communities and institutions to speed exploratory search.
Researcher profile
Lena Hartmann
Designs graph retrieval layers and provenance-rich interfaces for scientific search.
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Trust 62 - TrustedVerification L3Unclaimed author
3works
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3topics
4close collaborators
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work: 3author: 5institution: 1
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Lena Hartmann
Research Scientist, Networked Intelligence
Published work
3 published item(s)
Conference Paper2024USENIX Security
Moderation Ledger Design for Research Platforms
We propose ledger-based moderation records that improve accountability, appeals and policy learning in research products.
24 citations9 reviewsNo code linkedOpen access
Preprint2026arXiv
Graph Memory for Literature Agents: Persistent Neighborhoods for Scientific Search
We show that persistent graph neighborhoods and operator-facing retrieval memory improve literature navigation across papers, people and opportunities.
21 citations5 reviewsCode availableOpen access