Bielik-Minitron-7B: Compressing Large Language Models via Structured Pruning and Knowledge Distillation for the Polish Language
On the map: Knowledge distillation → Knowledge distillation for LLMs
Abstract (arXiv)
This report details the creation of Bielik-Minitron-7B, a compressed 7.35B parameter version of the Bielik-11B-v3.0 model, specifically optimized for European languages. By leveraging a two-stage compression methodology inspired by the NVIDIA Minitron approach, we combined structured hybrid pruning and knowledge distillation to reduce the model's parameter count by 33.4%, from 11.04B to 7.35B. We utilized the NVIDIA Model Optimizer for structural pruning and the NVIDIA NeMo Framework for logit-based distillation for quality recovery. Following distillation, the model underwent a rigorous alignment pipeline consisting of Supervised Fine-Tuning (SFT), Direct Preference Optimization (DPO-P), and Reinforcement Learning (GRPO). Our final model successfully recovered approximately 90% of the baseline model's performance while providing up to 50% inference speedup. This approach demonstrates an efficient pathway to create language models for less-represented languages, preserving the original model quality while reducing inference deployment costs.
Key facts. Cited by 4 papers in the map (data through 14 Oct 2026). Placed in Knowledge distillation for LLMs, one of 12 directions in Knowledge distillation. Builds on 19 of its 28 references that are in the map. First posted on arXiv 12 Mar 2026.
Builds on
19 of 28 references.
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Other references · 18
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- 2024Smaug: Fixing Failure Modes of Preference Optimisation with DPO-Positivecited by 241
6 more
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- 2025NVIDIA Nemotron Nano 2: An Accurate and Efficient Hybrid Mamba-Transformer Reasoning Modelcited by 108
- 2024INCLUDE: Evaluating Multilingual Language Understanding with Regional Knowledgecited by 86
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- 2026Quantization-Aware Distillation for NVFP4 Inference Accuracy Recoverycited by 22
- 2024Bielik 7B v0.1: A Polish Language Model -- Development, Insights, and Evaluationcited by 15
Built on by
Citing papers per year: 2026: 4.
4 papers.
- 2026Advancing Polish Language Modeling through Tokenizer Optimization in the Bielik v3 7B and 11B Seriescited by 1
- 2026Does Bielik Know What It Doesn't Know? Activation Dispersion Separates Entity Familiarity from Factual Reliability Across Model Scalecited by 1
- 2026Graded Entity-Familiarity Readouts in Language Models: Polish Adaptation, Cross-Language Robustness, and Refusal Steeringcited by 0
- 2026Quantization Thresholds Replicate, Failure Modes Do Not: A Three-Model Study of Agentic Tool Use in Polish from 8-bit to 2-bitcited by 0
- 2026Quantization Thresholds Replicate, Failure Modes Do Not: A Three-Model Study of Agentic Tool Use in Polish from 8-bit to 2-bit25 Sep 2026
- 2026Graded Entity-Familiarity Readouts in Language Models: Polish Adaptation, Cross-Language Robustness, and Refusal Steering15 Jul 2026
- 2026Does Bielik Know What It Doesn't Know? Activation Dispersion Separates Entity Familiarity from Factual Reliability Across Model Scale8 Jul 2026
- 2026Advancing Polish Language Modeling through Tokenizer Optimization in the Bielik v3 7B and 11B Series12 Apr 2026
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