collaborators

6 papers

cs.SI2026

Form Without Function: Agent Social Behavior in the Moltbook Network

Saber Zerhoudi, Kanishka Ghosh Dastidar, Felix Klement +9

Moltbook is a social network where every participant is an AI agent. We analyze 1,312,238 posts, 6.7~million comments, and over 120,000 agent profiles across 5,400 communities, col…

cs.IR2026

Behind the Prompt: The Agent-User Problem in Information Retrieval

Saber Zerhoudi, Michael Granitzer, Dang Hai Dang +5

User models in information retrieval rest on a foundational assumption that observed behavior reveals intent. This assumption collapses when the user is an AI agent privately confi…

cs.IR2026

CoRECT: A Framework for Evaluating Embedding Compression Techniques at Scale

L. Caspari, M. Dinzinger, K. Ghosh Dastidar +3

Dense retrieval systems have proven to be effective across various benchmarks, but require substantial memory to store large search indices. Recent advances in embedding compressio…

cs.LG2025

Benevolent Dictators? On LLM Agent Behavior in Dictator Games

Andreas Einwiller, Kanishka Ghosh Dastidar, Artur Romazanov +3

In behavioral sciences, experiments such as the ultimatum game are conducted to assess preferences for fairness or self-interest of study participants. In the dictator game, a simp…

cs.LG2025

Compressed Concatenation of Small Embedding Models

Mohamed Ayoub Ben Ayad, Michael Dinzinger, Kanishka Ghosh Dastidar +2

Embedding models are central to dense retrieval, semantic search, and recommendation systems, but their size often makes them impractical to deploy in resource-constrained environm…

cs.CL2025

WebFAQ: A Multilingual Collection of Natural Q&A Datasets for Dense Retrieval

Michael Dinzinger, Laura Caspari, Kanishka Ghosh Dastidar +2

We present WebFAQ, a large-scale collection of open-domain question answering datasets derived from FAQ-style schema.org annotations. In total, the data collection consists of 96 m…