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model-index:
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- name: MyPoliBERT-ver03
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results: []
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---
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<!-- This model card has been generated automatically according to the information the Trainer had access to
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# MyPoliBERT-ver03
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| Training Loss | Epoch | Step | Validation Loss | Democracy F1 | Democracy Accuracy | Economy F1 | Economy Accuracy | Race F1 | Race Accuracy | Leadership F1 | Leadership Accuracy | Development F1 | Development Accuracy | Corruption F1 | Corruption Accuracy | Instability F1 | Instability Accuracy | Safety F1 | Safety Accuracy | Administration F1 | Administration Accuracy | Education F1 | Education Accuracy | Religion F1 | Religion Accuracy | Environment F1 | Environment Accuracy | Overall F1 | Overall Accuracy |
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|:-------------:|:-----:|:----:|:---------------:|:------------:|:------------------:|:----------:|:----------------:|:-------:|:-------------:|:-------------:|:-------------------:|:--------------:|:--------------------:|:-------------:|:-------------------:|:--------------:|:--------------------:|:---------:|:---------------:|:-----------------:|:-----------------------:|:------------:|:------------------:|:-----------:|:-----------------:|:--------------:|:--------------------:|:----------:|:----------------:|
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| 0.0759 | 6.0 | 4044 | 0.2556 | 0.9311 | 0.9313 | 0.9153 | 0.9162 | 0.9465 | 0.9473 | 0.8492 | 0.8511 | 0.8743 | 0.8810 | 0.9431 | 0.9447 | 0.9185 | 0.9205 | 0.9049 | 0.9034 | 0.8797 | 0.8886 | 0.9588 | 0.9601 | 0.9419 | 0.9421 | 0.9753 | 0.9757 | 0.9199 | 0.9218 |
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| 0.0618 | 7.0 | 4718 | 0.2655 | 0.9312 | 0.9318 | 0.9143 | 0.9151 | 0.9449 | 0.9456 | 0.8488 | 0.8494 | 0.8710 | 0.8748 | 0.9420 | 0.9441 | 0.9164 | 0.9198 | 0.9042 | 0.9032 | 0.8831 | 0.8891 | 0.9565 | 0.9567 | 0.9426 | 0.9424 | 0.9745 | 0.9746 | 0.9191 | 0.9206 |
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model-index:
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- name: MyPoliBERT-ver03
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results: []
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datasets:
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- tnwei/ms-newspapers
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---
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<!-- This model card has been generated automatically according to the information the Trainer had access to。
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You should proofread and complete it、then remove this comment。 -->
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# MyPoliBERT-ver03
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## Model Overview
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MyPoliBERT-ver03 is a fine-tuned version of (bert-base-uncased) on an unknown dataset、designed for multi-label classification of political topics including Democracy、Economy、Race、Leadership、Development、Corruption、Instability、Safety、Administration、Education、Religion、and Environment。This version is an update of the original YagiASAFAS/MyPoliBERT model and explicitly improves the classification performance for the Leadership topic。
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## Intended Uses and Limitations
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- **Intended Uses**
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This model is intended for analyzing political texts and identifying multiple political topics、with a special focus on accurately classifying leadership-related content。It can be applied to various text sources such as news articles and social media posts。
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- **Limitations**
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1. The model is fine-tuned on an unknown dataset、and details regarding the data sources are limited;therefore、its performance may vary on texts from different domains or regions。
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2. As with most deep learning models、the internal decision process is not inherently interpretable;human review is recommended for critical applications。
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3. The model may not reflect recent political developments due to the static nature of its training data。
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## Dataset
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The training and evaluation data consist of 29226 records、with an 80% training split and 20% validation split。
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Data Sources include:
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- tnwei/ms-newspapers dataset
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- Malaysian political posts from Reddit
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- Malaysian political posts from Instagram
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- Malaysian political posts from Facebook
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Additionally、to address biases in topics and sentiment observed in news as well as social media posts and comments、a portion of the data was artificially generated using Generative AI-aided Data Augmentation。
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## Model Architecture
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- **Base Model**: (bert-base-uncased)
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- **Task**: Multi-label classification for 12 political topics
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- **Output**: The model outputs classification scores for each topic;in this updated version the Leadership classification has been notably improved。
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## Training Procedure
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- **Hyperparameters**
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- learning_rate: 3e-05
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- train_batch_size: 16
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- eval_batch_size: 16
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- seed: 42
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- gradient_accumulation_steps: 2
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- total_train_batch_size: 32
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- optimizer: ADAMW_TORCH with betas=(0.9,0.999) and epsilon=1e-08
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- lr_scheduler_type: linear
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- num_epochs: 16
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- mixed_precision_training: Native AMP
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- **Training Configuration**
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The training followed a standard procedure with periodic evaluation;the best checkpoint (obtained at epoch 7) was selected based on overall performance metrics。
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## Evaluation and Performance
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The model achieves the following results on the evaluation set:
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- Loss: 0.2655
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- Democracy F1: 0.9312
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- Democracy Accuracy: 0.9318
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- Economy F1: 0.9143
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- Economy Accuracy: 0.9151
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- Race F1: 0.9449
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- Race Accuracy: 0.9456
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- Leadership F1: 0.8488
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- Leadership Accuracy: 0.8494
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- Development F1: 0.8710
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- Development Accuracy: 0.8748
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- Corruption F1: 0.9420
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- Corruption Accuracy: 0.9441
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- Instability F1: 0.9164
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- Instability Accuracy: 0.9198
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- Safety F1: 0.9042
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- Safety Accuracy: 0.9032
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- Administration F1: 0.8831
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- Administration Accuracy: 0.8891
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- Education F1: 0.9565
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- Education Accuracy: 0.9567
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- Religion F1: 0.9426
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- Religion Accuracy: 0.9424
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- Environment F1: 0.9745
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- Environment Accuracy: 0.9746
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- Overall F1: 0.9191
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- Overall Accuracy: 0.9206
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These results demonstrate robust performance across most topics、with a particular improvement in the Leadership category compared to the original model。
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### Training Results
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| Training Loss | Epoch | Step | Validation Loss | Democracy F1 | Democracy Accuracy | Economy F1 | Economy Accuracy | Race F1 | Race Accuracy | Leadership F1 | Leadership Accuracy | Development F1 | Development Accuracy | Corruption F1 | Corruption Accuracy | Instability F1 | Instability Accuracy | Safety F1 | Safety Accuracy | Administration F1 | Administration Accuracy | Education F1 | Education Accuracy | Religion F1 | Religion Accuracy | Environment F1 | Environment Accuracy | Overall F1 | Overall Accuracy |
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|:-------------:|:-----:|:----:|:---------------:|:------------:|:------------------:|:----------:|:----------------:|:-------:|:-------------:|:-------------:|:-------------------:|:--------------:|:--------------------:|:-------------:|:-------------------:|:--------------:|:--------------------:|:---------:|:---------------:|:-----------------:|:-----------------------:|:------------:|:------------------:|:-----------:|:-----------------:|:--------------:|:--------------------:|:----------:|:----------------:|
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| 0.0759 | 6.0 | 4044 | 0.2556 | 0.9311 | 0.9313 | 0.9153 | 0.9162 | 0.9465 | 0.9473 | 0.8492 | 0.8511 | 0.8743 | 0.8810 | 0.9431 | 0.9447 | 0.9185 | 0.9205 | 0.9049 | 0.9034 | 0.8797 | 0.8886 | 0.9588 | 0.9601 | 0.9419 | 0.9421 | 0.9753 | 0.9757 | 0.9199 | 0.9218 |
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| 0.0618 | 7.0 | 4718 | 0.2655 | 0.9312 | 0.9318 | 0.9143 | 0.9151 | 0.9449 | 0.9456 | 0.8488 | 0.8494 | 0.8710 | 0.8748 | 0.9420 | 0.9441 | 0.9164 | 0.9198 | 0.9042 | 0.9032 | 0.8831 | 0.8891 | 0.9565 | 0.9567 | 0.9426 | 0.9424 | 0.9745 | 0.9746 | 0.9191 | 0.9206 |
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## Future Improvements
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- Incorporate additional data and domain adaptation techniques to further improve performance across all topics
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- Enhance model interpretability using explainability methods
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- Monitor and update the model periodically to capture evolving political trends
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## License and Usage Notes
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- The predictions of this model should be used as a reference and interpreted within the context of the training data limitations
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- Users are encouraged to validate model outputs with human review for critical applications
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- Regular updates and retraining are recommended to maintain relevance and accuracy
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### Framework Versions
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- Transformers: 4.48.2
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- Pytorch: 2.5.1+cu124
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- Datasets: 3.2.0
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- Tokenizers: 0.21.0
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