Gemma 4 Quantization-Regime Study (QAT Q4_0 vs PTQ Q4_K_M) Copyright 2026 Taiko Toeda This independent empirical study is not affiliated with or endorsed by Google, NVIDIA, or the Ollama project. Gemma is a family of open-weight models released by Google under the Gemma Terms of Use; model weights are not redistributed by this repository. "MMV" and "OPERATE-FR" refer to the author's own MOBIUS project components (github.com/mobius-style/mmv).