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- image-classification
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- data-augmentation
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- small-sample-learning
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datasets:
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- cifar100
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- cifar10
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- accuracy
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---
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## 📊
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### CIFAR-100
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### CIFAR-10
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| Metric / 指标 | Result / 结果 |
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| :--- | :--- |
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| **Top-1 Accuracy** | 50.0% |
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| **Stability (Std)** | 0.0 (Zero Variance
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---
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## 📂 Repository Structure / 仓库结构
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- `checkpoints/`:
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- `figures/`:
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- [phase_c_final_policy.json](phase_c_final_policy.json): The discovered optimal
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- [cifar10_50shot_results.csv](cifar10_50shot_results.csv): CIFAR-10
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- [stability_seeds_results.csv](stability_seeds_results.csv): Raw data
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- [destructiveness_metrics.csv](destructiveness_metrics.csv): LPIPS/SSIM analysis for semantic preservation. / 语义保真度分析
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---
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## 📜 Citation / 引用
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If you find this
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如果您觉得
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## 🔗 Links / 相关链接
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- image-classification
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- data-augmentation
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- small-sample-learning
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- empirical-study
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- rethinking
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datasets:
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- cifar100
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- cifar10
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- accuracy
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# Rethinking Augmentation: Experiment Results
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# 小样本增强策略再思考:实验结果库
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Official experiment results repository for the paper:
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**"When More is Not Better: Rethinking Data Augmentation under Small-Sample Regimes"**
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**TL;DR**: We find that in small-sample regimes (e.g., CIFAR-100 100-shot), complex augmentation strategies (like RandAugment) often yield diminishing returns and high instability. A single, well-tuned operation can achieve comparable accuracy with significantly lower variance.
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**核心发现**:在小样本场景下,盲目增加数据增强的复杂度(如 RandAugment)往往收益递减且带来极大的不稳定性。我们发现,单一且经过调优的增强操作能在保持精度的同时显著降低方差。
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---
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## 📊 Key Findings / 核心发现
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### 1. Stability-Accuracy Trade-off / 稳定性与精度的权衡 (CIFAR-100 100-shot)
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| Policy / 策略 | Val Acc (%) | Stability (Std) | Note |
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| :--- | :--- | :--- | :--- |
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| **RandAugment** (N=2,M=9) | 42.24% | 1.17 | High Variance (Unstable) |
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| **Single-Op** (Ours) | 40.74% | **0.78** (Lowest) | **Stable & Reliable** |
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| **Baseline** | 39.90% | 1.01 | - |
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### 2. Zero-Variance Generalization / 零方差泛化 (CIFAR-10 50-shot)
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| Metric / 指标 | Result / 结果 |
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| **Top-1 Accuracy** | 50.0% |
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| **Stability (Std)** | **0.0** (Zero Variance across 3 seeds) |
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## 📂 Repository Structure / 仓库结构
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- `checkpoints/`: PyTorch model weights (`best_model.pth`). / 官方模型权重。
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- `figures/`: Paper visualizations (Heatmaps, Trade-off plots). / 论文可视化图表(热图、权衡对比图等)。
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- [phase_c_final_policy.json](phase_c_final_policy.json): The discovered optimal single-operation policy. / 搜索出的最优单一增强策略。
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- [cifar10_50shot_results.csv](cifar10_50shot_results.csv): CIFAR-10 generalization experiment data. / CIFAR-10 泛化实验数据。
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- [stability_seeds_results.csv](stability_seeds_results.csv): Raw data verifying the stability claim. / 验证“稳定性”结论的原始数据。
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- [destructiveness_metrics.csv](destructiveness_metrics.csv): LPIPS/SSIM analysis for semantic preservation. / 语义保真度分析数据。
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---
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## 📜 Citation / 引用
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If you find this study useful, please cite our work:
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如果您觉得这项研究对您有启发,请引用我们的工作:
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*(Citation will be updated upon acceptance / 论文接收后更新)*
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## 🔗 Links / 相关链接
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- **Code & Paper**: [imnotnoahhh/Rethinking-Augmentation](https://github.com/imnotnoahhh/Rethinking-Augmentation)
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