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researcher

O. Frieder

29 papers hereh-index 5113.7k citations596 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author1
  • middle author12
  • last author16

Across the 29 of 29 papers where every author was matched, so the position is known.

fields
  • cs.IR19
  • cs.CL5
  • cs.LG5

identity via Semantic Scholar / OpenAlex

activity
20172026
most citedExpansion via Prediction of Importance with Contextualization

72 citations · 275 across the 25 of their papers we have counts for

collaborators
Showing 2026 · cs.IRShow all

2 papers · 2 filters

cs.IR2026

A Picture of Agentic Search

Francesca Pezzuti, Ophir Frieder, Fabrizio Silvestri +2

With automated systems increasingly issuing search queries alongside humans, Information Retrieval (IR) faces a major shift. Yet IR remains human-centred, with systems, evaluation…

cs.IR2026

DRAMA: Domain Retrieval using Adaptive Module Allocation

Pranav Kasela, Marco Braga, Ophir Frieder +3

Neural models are increasingly used in Web-scale Information Retrieval (IR). However, relying on these models introduces substantial computational and energy requirements, leading…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.