Group relative policy optimization
Name variants GRPO · 组相对策略优化
Group Relative Policy Optimization (GRPO) has advanced generative model post-training in verifiable domains such as code and mathematics, but evaluating video quality, especially emotional expression, often depends on subjective aesthetics and has no uniquely correct target. Existing approaches typically rely on fixed rewards for visual quality, motion quali
This explanation quotes or summarizes the cited source record. Saving creates a bookmark on this device, with no automatic account sync.
- First observed in our collection
- Oct 10, 2026, 5:00 AM UTC
- Earliest cited publication
- Sep 3, 2026, 12:00 AM UTC
- Last observed
- Nov 5, 2026, 3:41 PM UTC
Evidence in the last complete seven days
- Source mentions
- 3 Previous seven days 2
- Distinct sources
- 1 Previous 1
- Comparable growth
- Not comparable
- Ranking appearances
- 0
Collection observations and undated records are separate from dated publication counts. Observed in 7d:1 · Undated records:0
Collection coverage · Limited historyCurrent / previous observed days 7 / 3
Counts use complete UTC days. First observed means first seen by this collection, not when a term was coined.
Current window:2026-10-29 → 2026-11-05 (end excluded) · History 11 days
| Source | Current days | Previous days | Last success |
|---|---|---|---|
| arXiv | 6 | 3 | Nov 5, 2026, 10:00 AM UTC |
| arXiv | 7 | 2 | Nov 5, 2026, 10:01 AM UTC |
| Ask HN | 7 | 3 | Nov 5, 2026, 3:00 PM UTC |
| Ask HN | 7 | 3 | Nov 5, 2026, 2:30 PM UTC |
| Ask HN | 7 | 3 | Nov 5, 2026, 3:00 PM UTC |
| Ask HN | 7 | 3 | Nov 5, 2026, 3:00 PM UTC |
| GitHub | 7 | 3 | Nov 5, 2026, 12:15 PM UTC |
| GitHub Issues | 7 | 3 | Nov 5, 2026, 10:01 AM UTC |
| GitHub Releases | 7 | 1 | Nov 5, 2026, 12:00 PM UTC |
| GitHub | 7 | 3 | Nov 5, 2026, 2:30 PM UTC |
| GitHub Issues | 7 | 3 | Nov 5, 2026, 10:01 AM UTC |
| GitHub Releases | 7 | 3 | Nov 5, 2026, 3:14 PM UTC |
| GitHub | 7 | 3 | Nov 5, 2026, 2:30 PM UTC |
| GitHub Issues | 7 | 3 | Nov 5, 2026, 10:01 AM UTC |
| GitHub Releases | 7 | 3 | Nov 5, 2026, 3:14 PM UTC |
| GitHub Discovery | 0 | 0 | Nov 5, 2026, 3:13 PM UTC |
| GitHub Trending | 7 | 3 | Nov 5, 2026, 3:14 PM UTC |
| 7 | 2 | Nov 5, 2026, 10:00 AM UTC | |
| Hugging Face | 7 | 2 | Nov 5, 2026, 8:15 AM UTC |
| Hugging Face Spaces | 0 | 0 | Nov 5, 2026, 3:13 PM UTC |
| Hacker News | 7 | 3 | Nov 5, 2026, 12:45 PM UTC |
| Hacker News | 7 | 3 | Nov 5, 2026, 3:30 PM UTC |
| Hacker News | 7 | 3 | Nov 5, 2026, 3:30 PM UTC |
| Hacker News | 0 | 0 | Nov 5, 2026, 3:13 PM UTC |
| Show HN | 0 | 0 | Nov 5, 2026, 3:13 PM UTC |
| MIT News | 7 | 2 | Nov 5, 2026, 10:01 AM UTC |
| OpenAI | 7 | 3 | Nov 5, 2026, 11:30 AM UTC |
| Product Hunt | 7 | 3 | Nov 5, 2026, 12:45 PM UTC |
| 量子位 | 7 | 3 | Nov 4, 2026, 10:15 AM UTC |
| OpenRouter | 0 | 0 | Nov 5, 2026, 3:41 PM UTC |
| Hugging Face Models | 0 | 0 | Nov 5, 2026, 3:41 PM UTC |
| HF Daily Papers | 0 | 0 | Nov 5, 2026, 3:41 PM UTC |
| OpenRouter | 0 | 0 | Nov 5, 2026, 3:41 PM UTC |
| SEC EDGAR | 7 | 3 | Nov 5, 2026, 10:30 AM UTC |
| Sequoia Capital | 7 | 2 | Nov 5, 2026, 10:00 AM UTC |
| Simon Willison | 0 | 0 | Nov 5, 2026, 3:13 PM UTC |
| TechCrunch | 7 | 3 | Nov 5, 2026, 2:30 PM UTC |
| Contracts Finder | 7 | 3 | Nov 5, 2026, 10:00 AM UTC |
| V2EX | 7 | 3 | Nov 5, 2026, 2:30 PM UTC |
- Counts describe monitored public sources, not the whole web or search demand.
- Both weeks need adequate, comparable collection coverage.
Daily history · up to 90 days
Bars show dated source mentions. The latest UTC day may be incomplete. Zero mentions and missing collection coverage are different conditions.
Dotted markers indicate days with no record. They are not counted as zero mentions.
View accessible daily data
| UTC date | Mentions | Sources | Observations | Ranking appearances |
|---|---|---|---|---|
| 2026-09-03 | 1 | 1 | 0 | 0 |
| 2026-09-04 · No record | — | — | — | — |
| 2026-09-05 · No record | — | — | — | — |
| 2026-09-06 · No record | — | — | — | — |
| 2026-09-07 · No record | — | — | — | — |
| 2026-09-08 · No record | — | — | — | — |
| 2026-09-09 · No record | — | — | — | — |
| 2026-09-10 | 1 | 1 | 0 | 0 |
| 2026-09-11 · No record | — | — | — | — |
| 2026-09-12 · No record | — | — | — | — |
| 2026-09-13 · No record | — | — | — | — |
| 2026-09-14 · No record | — | — | — | — |
| 2026-09-15 · No record | — | — | — | — |
| 2026-09-16 · No record | — | — | — | — |
| 2026-09-17 · No record | — | — | — | — |
| 2026-09-18 · No record | — | — | — | — |
| 2026-09-19 · No record | — | — | — | — |
| 2026-09-20 · No record | — | — | — | — |
| 2026-09-21 · No record | — | — | — | — |
| 2026-09-22 · No record | — | — | — | — |
| 2026-09-23 · No record | — | — | — | — |
| 2026-09-24 · No record | — | — | — | — |
| 2026-09-25 · No record | — | — | — | — |
| 2026-09-26 · No record | — | — | — | — |
| 2026-09-27 · No record | — | — | — | — |
| 2026-09-28 · No record | — | — | — | — |
| 2026-09-29 · No record | — | — | — | — |
| 2026-09-30 · No record | — | — | — | — |
| 2026-10-01 · No record | — | — | — | — |
| 2026-10-02 · No record | — | — | — | — |
| 2026-10-03 · No record | — | — | — | — |
| 2026-10-04 · No record | — | — | — | — |
| 2026-10-05 · No record | — | — | — | — |
| 2026-10-06 · No record | — | — | — | — |
| 2026-10-07 · No record | — | — | — | — |
| 2026-10-08 · No record | — | — | — | — |
| 2026-10-09 · No record | — | — | — | — |
| 2026-10-10 | 0 | 0 | 2 | 0 |
| 2026-10-11 · No record | — | — | — | — |
| 2026-10-12 · No record | — | — | — | — |
| 2026-10-13 · No record | — | — | — | — |
| 2026-10-14 · No record | — | — | — | — |
| 2026-10-15 · No record | — | — | — | — |
| 2026-10-16 · No record | — | — | — | — |
| 2026-10-17 · No record | — | — | — | — |
| 2026-10-18 · No record | — | — | — | — |
| 2026-10-19 · No record | — | — | — | — |
| 2026-10-20 · No record | — | — | — | — |
| 2026-10-21 · No record | — | — | — | — |
| 2026-10-22 | 0 | 0 | 0 | 0 |
| 2026-10-23 | 1 | 1 | 1 | 0 |
| 2026-10-24 | 0 | 0 | 0 | 0 |
| 2026-10-25 | 0 | 0 | 0 | 0 |
| 2026-10-26 | 1 | 1 | 0 | 0 |
| 2026-10-27 | 0 | 0 | 0 | 0 |
| 2026-10-28 | 0 | 0 | 0 | 0 |
| 2026-10-29 | 0 | 0 | 0 | 0 |
| 2026-10-30 | 0 | 0 | 0 | 0 |
| 2026-10-31 | 0 | 0 | 0 | 0 |
| 2026-11-01 | 0 | 0 | 0 | 0 |
| 2026-11-02 | 1 | 1 | 1 | 0 |
| 2026-11-03 | 0 | 0 | 0 | 0 |
| 2026-11-04 | 2 | 1 | 0 | 0 |
| 2026-11-05 | 0 | 0 | 3 | 3 |
Source evidence
Sources in the evidence shown:HF Daily Papers 3 · arXiv 2 · Hugging Face 2
HF Daily Papers · Published Nov 4, 2026
EmoReward: Self-Evolving Reward Calibration for Emotional Video Generation RL
Group Relative Policy Optimization (GRPO) has advanced generative model post-training in verifiable domains such as code and mathematics, but evaluating video quality, especially emotional expression, often depends on subjective aesthetics and has no uniquely correct target. Existing approaches typically rely on fixed rewards for visual quality, motion quali
HF Daily Papers · Published Nov 4, 2026
Turns Matter: Advancing Streaming Video RL via Turn-Level Credit
Streaming video understanding requires models to repeatedly decide whether to respond or continue observing. Recently, Group Relative Policy Optimization (GRPO) has been applied to this setting, with existing approaches emphasizing reward design while retaining a single trajectory-level advantage across turns. Such shared credit can reinforce redundant repli
arXiv · Published Nov 2, 2026
Li$^{2}$SAO: Lifting Light Singl-Rollout Asynchronous RL Optimization via Group-Relative Actor-Critic Bootstrapping
arXiv:2610.40726v1 Announce Type: new Abstract: Asynchronous reinforcement learning (RL) is becoming a mainstream paradigm for post-training large language models (LLMs), as it improves training efficiency by updating the model as rollouts arrive. Recent work argues that group-wise sampling in GRPO does not naturally fit asynchronous RL training because roll
View source record →HF Daily Papers · Published Oct 26, 2026
When Fine-Grained Credit Assignment Helps and Hurts: Multimodal Agentic Reinforcement Learning through Video Editing
Reinforcement learning (RL) has shown promise for training multimodal agents to reason and use tools. However, it remains unclear when fine-grained credit assignment improves learning and when it fails to improve task performance. Video editing provides a useful testbed for this question, combining multimodal perception, long-horizon planning, and tool use w
arXiv · Published Oct 23, 2026
Group Relative Policy Optimisation Improves Multilingual Speech Recognition in Low-Resource Languages
arXiv:2610.30663v1 Announce Type: new Abstract: Autoregressive encoder-decoder speech recognition models trained with teacher forcing can suffer from exposure bias, limiting their ability to recover from their own prediction errors at inference time. Recent work has shown that reinforcement learning with Group Relative Policy Optimisation (GRPO) improves spe
View source record →Hugging Face · Published Sep 10, 2026
Async GRPO with LoRA across HF Jobs: a bucket, a proxy, and no NCCL
View source record →Hugging Face · Published Sep 3, 2026
Fine-tuning a 350M Model for Better Structured Outputs in 100 GRPO Steps
View source record →
Review priority 49 / 100
This score orders research candidates. It is not search volume, a forecast or verified commercial demand.
Evidence
16 / 30Distinct dated articles or first observations; repeat crawling adds nothing.
Publisher diversity
8 / 25Conservative owner grouping; syndicated copies count once.
Comparable change
0 / 20Comparable complete weeks only; no percentage from a zero baseline.
Recent evidence
15 / 15Latest publication or first observation, not repeated fetch time.
Name specificity
9.7 / 10Explicit entities and technical concepts outrank ambiguous acronyms.
Limitations and interpretation
- First observation is a collection milestone, not proof that a word or product is new to the world.
- Counts describe monitored public sources, not the whole web or search demand.
- First observed here is not the invention date of a name or idea.
- Candidates come from public titles, summaries and entity URLs, not verified full-text analysis.
- Owner grouping is conservative; undisclosed syndication may remain.
- Repeat ranking appearances are observations, not new articles or independent endorsements.
- An established concept or common product name retained as a baseline, not a newly invented term.
- Both weeks need adequate, comparable collection coverage.
- Sources behind this term changed or lack a comparable baseline.
- Recent evidence includes collection over three days after publication.
- Current evidence comes from one publisher or owner.