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Sebastian Sztwiertnia

5 papers hereh-index 368 citations6 works total

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

author position
  • first author1
  • middle author4

Across the 5 of 5 papers where every author was matched, so the position is known.

fields
  • cs.CL3
  • cs.LG2

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedA Sovereign, Open-Source Foundation Model for German and English

1 citations · 3 across the 5 of their papers we have counts for

collaborators
Showing cs.CLShow all

3 papers · 1 filter

cs.CL2026

KletterMix: Climbing Toward High-Quality German Pretraining Data - The Full Report

Maurice Kraus, Ruben Härle, Sebastian Sztwiertnia +5

High-quality pretraining data is a central ingredient in modern language models, but German-language resources remain far less developed than their English counterparts: they are o…

cs.CL2026★ 1 cited

A Sovereign, Open-Source Foundation Model for German and English

Soofi-Team, :, Benedikt Droste +30

We present Soofi S 30B-A3B, a sovereign, open-source Mixture-of-Experts (MoE) hybrid Mamba Transformer foundation model for German and English. Its hybrid design activates only 3B…

cs.CL2025

LIME: Making LLM Data More Efficient with Linguistic Metadata Embeddings

Sebastian Sztwiertnia, Felix Friedrich, Kristian Kersting +2

Pre-training decoder-only language models relies on vast amounts of high-quality data, yet the availability of such data is increasingly reaching its limits. While metadata is comm…

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