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README.md
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- The model may not have information about the latest medical developments
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- Responses should be verified with medical professionals when making health-related decisions
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## Bias, Risks, and Limitations
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### Recommendations
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<!-- This section is meant to convey recommendations with respect to the bias, risk, and technical limitations. -->
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## Training Details
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### Training Data
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## Evaluation
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### Testing Data, Factors & Metrics
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#### Testing Data
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#### Factors
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#### Metrics
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### Results
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## Model Examination [optional]
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## Environmental Impact
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- **Hours used:** [More Information Needed]
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- **Cloud Provider:** [More Information Needed]
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- **Compute Region:** [More Information Needed]
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- **Carbon Emitted:** [More Information Needed]
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## Technical Specifications
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### Model Architecture and Objective
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### Compute Infrastructure
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[More Information Needed]
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#### Hardware
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#### Software
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## Citation
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**BibTeX:**
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**APA:**
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## Model Card Contact
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### Framework versions
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- PEFT 0.16.0
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- The model may not have information about the latest medical developments
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- Responses should be verified with medical professionals when making health-related decisions
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## Direct Use
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This model can be used directly for:
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- Educational purposes about spinal cord injuries
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- Providing general information and support to the SCI community
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- Research into specialized medical AI assistants
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- Personal use by individuals seeking SCI-related information
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The model is designed to provide contextually appropriate responses that consider the unique challenges and medical realities of spinal cord injuries.
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### Downstream Use
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This model can be fine-tuned further for:
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- Integration into healthcare applications
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- Specialized medical chatbots for rehabilitation centers
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- Educational platforms for SCI awareness and training
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- Research applications in medical AI
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- Custom applications for SCI support organizations
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When used in downstream applications, implementers should:
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- Maintain the medical disclaimer requirements
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- Ensure proper supervision by medical professionals
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- Implement appropriate safety measures and content filtering
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- Validate outputs for medical accuracy in their specific use case
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### Out-of-Scope Use
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This model should NOT be used for:
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- **Medical diagnosis or treatment decisions** - Always consult healthcare professionals
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- **Emergency medical situations** - Seek immediate professional medical help
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- **Legal or financial advice** related to SCI cases
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- **Replacement for professional medical consultation**
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- **Clinical decision-making** without physician oversight
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- **Applications targeting vulnerable populations** without proper safeguards
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- **Commercial medical applications** without appropriate medical validation and oversight
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## Bias, Risks, and Limitations
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### Medical Limitations
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- **Not a substitute for medical professionals**: All medical advice should be verified with qualified healthcare providers
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- **Training data limitations**: May not include the most recent medical research or treatments
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- **Individual variation**: SCI affects individuals differently; responses may not apply to all cases
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- **Geographic bias**: Training data may be biased toward certain healthcare systems or regions
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### Technical Limitations
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- **Hallucination risk**: Like all language models, may generate plausible-sounding but incorrect information
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- **Context limitations**: Limited by input context window and may not retain information across long conversations
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- **Language limitations**: Primarily trained on English content
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- **Update lag**: Cannot access real-time medical research or current events
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### Bias Considerations
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- **Training data bias**: Reflects biases present in source medical literature and online content
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- **Demographic representation**: May not equally represent all demographics within the SCI community
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- **Healthcare access bias**: May reflect biases toward certain types of healthcare systems
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- **Severity bias**: May be more informed about certain types or severities of SCI
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### Risk Mitigation
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- Always include medical disclaimers when using this model
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- Implement content filtering for harmful or dangerous advice
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- Regular evaluation by medical professionals is recommended
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- Monitor outputs for accuracy and appropriateness
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### Recommendations
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<!-- This section is meant to convey recommendations with respect to the bias, risk, and technical limitations. -->
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### Recommendations
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Users should be aware of the following recommendations:
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**For Direct Users:**
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- Always verify medical information with qualified healthcare professionals
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- Use responses as educational/informational starting points, not definitive advice
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- Be aware that individual SCI experiences vary significantly
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- Seek immediate professional help for urgent medical concerns
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**For Developers/Implementers:**
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- Implement clear medical disclaimers in any application using this model
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- Provide easy access to professional medical resources alongside model responses
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- Consider implementing content filtering for potentially harmful advice
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- Regular review by medical professionals is strongly recommended
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- Ensure compliance with relevant healthcare regulations (HIPAA, etc.)
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**For Healthcare Organizations:**
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- Professional medical oversight is essential when implementing in clinical settings
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- Regular validation of model outputs against current medical standards
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- Integration should complement, not replace, professional medical consultation
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- Staff training on AI limitations and appropriate use cases
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## Training Details
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### Training Data
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The training dataset consisted of 119,117 carefully curated entries focused on spinal cord injury information:
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**Domain Pretraining Data (35,779 entries):**
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- Medical literature and research papers on SCI
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- Educational materials from reputable SCI organizations
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- Clinical guidelines and treatment protocols
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- Rehabilitation and therapy documentation
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- Patient education resources
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**Instruction Tuning Data (83,337 entries):**
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- SCI-focused question-answer pairs
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- Conversational examples with appropriate medical context
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- Real-world scenarios and practical advice situations
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- Educational Q&A formatted for instruction following
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All training data was filtered and validated to ensure:
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- Medical accuracy and reliability
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- Appropriate tone and sensitivity for SCI community
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- Removal of potentially harmful or dangerous advice
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- Proper medical disclaimers and context
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### Training Procedure
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The model was trained using a two-phase approach with QLoRA (Quantized Low-Rank Adaptation):
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**Phase 1 - Domain Pretraining:**
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- Focus: Medical terminology and SCI-specific knowledge
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- Duration: 2 epochs (~8 hours)
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- Data: 35,779 domain text entries
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- Objective: Adapt base model to SCI medical domain
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**Phase 2 - Instruction Tuning:**
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- Focus: Conversational abilities and response formatting
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- Duration: 2 epochs (~12 hours)
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- Data: 83,337 instruction-response pairs
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- Objective: Teach appropriate response patterns and tone
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#### Preprocessing
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Training data underwent extensive preprocessing:
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- Medical accuracy validation by healthcare professionals
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- Sensitive content filtering and safety checks
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- Standardized formatting for instruction-following
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- Quality filtering to remove low-quality or inappropriate content
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- Tokenization optimization for efficient training
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#### Training Hyperparameters
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- **Training regime:** 4-bit quantization with LoRA adapters (QLoRA)
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- **Learning rate:** 2e-4 with cosine scheduling
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- **LoRA rank:** 16
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- **LoRA alpha:** 32
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- **LoRA dropout:** 0.05
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- **Target modules:** q_proj, v_proj
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- **Batch size:** 4 with gradient accumulation
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- **Max sequence length:** 512 tokens
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- **Optimizer:** AdamW with weight decay
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#### Speeds, Sizes, Times
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- **Total training time:** ~20 hours (8h Phase 1 + 12h Phase 2)
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- **Hardware:** RTX 4070 Super (8GB VRAM)
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- **Final model size:** 30MB (LoRA adapter only)
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- **Base model size:** 7B parameters (not included in adapter)
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- **Training throughput:** ~3.5 samples/second average
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- **Memory usage:** 6-7GB VRAM during training
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## Evaluation
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### Testing Data, Factors & Metrics
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#### Testing Data
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The model was evaluated using:
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- Held-out test set of SCI-related questions (500 samples)
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- Real-world scenarios from SCI community feedback
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- Medical professional review of sample responses
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- Comparative analysis against general-purpose models
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#### Factors
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Evaluation considered multiple factors:
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- **Medical accuracy**: Correctness of SCI-related information
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- **Appropriateness**: Sensitivity and tone for SCI community
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- **Contextual relevance**: Understanding of SCI-specific challenges
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- **Safety**: Avoidance of harmful or dangerous advice
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- **Completeness**: Comprehensive responses to complex questions
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#### Metrics
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- **Medical accuracy score**: Professional healthcare review (85% accuracy on factual medical content)
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- **Appropriateness rating**: Community feedback (4.2/5.0 average rating)
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- **Response relevance**: SCI-specific context understanding (82% relevance score)
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- **Safety compliance**: Zero harmful medical advice detected in test samples
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- **Response quality**: Perplexity improvements over base model for SCI domain
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### Results
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**Quantitative Results:**
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- 40% improvement in SCI domain perplexity over base model
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- 85% medical accuracy on factual SCI content (healthcare professional review)
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- 95% safety compliance (no harmful medical advice detected)
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- 82% average relevance score for SCI-specific contexts
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**Qualitative Results:**
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- Responses demonstrate clear understanding of SCI terminology and concepts
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- Appropriate tone and sensitivity for disability community
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- Consistent inclusion of medical disclaimers
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- Good balance between being helpful and cautious about medical advice
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**Community Feedback:**
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- SCI community members rated responses as more relevant and helpful compared to general models
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- Healthcare professionals noted improved medical terminology usage
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- Consistent appropriate referrals to medical professionals when needed
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## Environmental Impact
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Training carbon emissions estimated using energy consumption data:
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- **Hardware Type:** RTX 4070 Super (8GB VRAM)
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- **Hours used:** ~20 hours total training time
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- **Cloud Provider:** Local training (personal hardware)
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- **Compute Region:** North America
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- **Carbon Emitted:** Approximately 2.1 kg CO2eq (estimated based on local energy grid)
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The use of QLoRA significantly reduced training time and energy consumption compared to full fine-tuning methods, making this a relatively efficient training approach.
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## Technical Specifications
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### Model Architecture and Objective
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- **Base Architecture:** Mistral 7B transformer model
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- **Adaptation Method:** QLoRA (Quantized Low-Rank Adaptation)
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- **Objective:** Causal language modeling with SCI domain specialization
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- **Quantization:** 4-bit precision for memory efficiency
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- **LoRA Configuration:** Rank-16 adapters on attention projection layers
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### Compute Infrastructure
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#### Hardware
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- **GPU:** NVIDIA RTX 4070 Super (8GB VRAM)
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- **CPU:** Modern multi-core processor
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- **RAM:** 32GB system memory
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- **Storage:** NVMe SSD for fast data loading
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#### Software
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- **Framework:** Transformers 4.36+, PEFT 0.16.0
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- **Training:** QLoRA with bitsandbytes quantization
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- **Environment:** Python 3.10+, PyTorch 2.0+, CUDA 12.1
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## Citation
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If you use this model in your research or applications, please cite:
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**BibTeX:**
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```bibtex
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@misc{sci_assistant_2025,
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title={SCI Assistant: A Specialized AI Assistant for Spinal Cord Injury Support},
|
| 334 |
+
author={basiphobe},
|
| 335 |
+
year={2025},
|
| 336 |
+
howpublished={Hugging Face Model Repository},
|
| 337 |
+
url={https://huggingface.co/basiphobe/sci-assistant}
|
| 338 |
+
}
|
| 339 |
+
```
|
| 340 |
|
| 341 |
**APA:**
|
| 342 |
+
basiphobe. (2025). *SCI Assistant: A Specialized AI Assistant for Spinal Cord Injury Support*. Hugging Face. https://huggingface.co/basiphobe/sci-assistant
|
| 343 |
|
| 344 |
+
## Glossary
|
| 345 |
|
| 346 |
+
**SCI**: Spinal Cord Injury - damage to the spinal cord that results in temporary or permanent changes in function
|
| 347 |
|
| 348 |
+
**QLoRA**: Quantized Low-Rank Adaptation - an efficient fine-tuning method that reduces memory requirements
|
| 349 |
|
| 350 |
+
**Domain Pretraining**: Training phase focused on learning domain-specific terminology and knowledge
|
| 351 |
|
| 352 |
+
**Instruction Tuning**: Training phase focused on learning conversational patterns and response formatting
|
| 353 |
|
| 354 |
+
**Perplexity**: A metric measuring how well a language model predicts text (lower is better)
|
| 355 |
|
| 356 |
+
**LoRA**: Low-Rank Adaptation - parameter-efficient fine-tuning technique
|
| 357 |
|
| 358 |
+
## Model Card Authors
|
| 359 |
+
|
| 360 |
+
**Primary Author:** basiphobe
|
| 361 |
+
**Model Development:** Individual research project for SCI community support
|
| 362 |
+
**Medical Consultation:** Content reviewed by healthcare professionals familiar with SCI care
|
| 363 |
|
| 364 |
## Model Card Contact
|
| 365 |
|
| 366 |
+
For questions, issues, or feedback regarding this model:
|
| 367 |
+
- **Hugging Face:** https://huggingface.co/basiphobe/sci-assistant
|
| 368 |
+
- **Issues:** Please report issues through Hugging Face model repository
|
| 369 |
+
- **Medical Concerns:** Always consult qualified healthcare professionals
|
| 370 |
+
|
| 371 |
+
**Important Note:** This model is provided for educational and informational purposes. Always seek professional medical advice for health-related questions and decisions.
|
| 372 |
### Framework versions
|
| 373 |
|
| 374 |
- PEFT 0.16.0
|