Changes for page Methodology
Last modified by manuelmenendez on 2025/03/14 08:31
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edited by manuelmenendez
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... ... @@ -1,189 +1,154 @@ 1 -== ==**Overview** ====1 +== **Overview** == 2 2 3 - This projectdevelops a **tridimensional diagnostic framework** for **CNS diseases**, incorporating **AI-powered annotation tools** to improve **interpretability, standardization, and clinical utility**.The methodology integrates**multi-modal data**, including **genetic, neuroimaging, neurophysiological, and biomarker datasets**, and applies **machine learning models** to generate **structured, explainable diagnostic outputs**.3 +Neurodiagnoses develops a **tridimensional diagnostic framework** for **CNS diseases**, incorporating **AI-powered annotation tools** to improve **interpretability, standardization, and clinical utility.** 4 4 5 -=== **Workflow** === 5 +This methodology integrates **multi-modal data**, including: 6 +**Genetic data** (whole-genome sequencing, polygenic risk scores). 7 +**Neuroimaging** (MRI, PET, EEG, MEG). 8 +**Neurophysiological data** (EEG-based biomarkers, sleep actigraphy). 9 +**CSF & Blood Biomarkers** (Amyloid-beta, Tau, Neurofilament Light). 6 6 7 -1. ((( 8 -**We Use GitHub to [[Store and develop AI models, scripts, and annotation pipelines.>>https://github.com/users/manuelmenendezgonzalez/projects/1/views/1]]** 11 +By applying **machine learning models**, Neurodiagnoses generates **structured, explainable diagnostic outputs** to assist **clinical decision-making** and **biomarker-driven patient stratification.** 9 9 10 -* Create a **GitHub repository** for AI scripts and models. 11 -* Use **GitHub Projects** to manage research milestones. 12 -))) 13 -1. ((( 14 -**We Use EBRAINS for Data & Collaboration** 13 +---- 15 15 16 -* Store **biomarker and neuroimaging data** in **EBRAINS Buckets**. 17 -* Run **Jupyter Notebooks** in **EBRAINS Lab** to test AI models. 18 -* Use **EBRAINS Wiki** for structured documentation and research discussion. 19 -))) 15 +== **Data Integration & External Databases** == 20 20 21 - ----17 +=== **How to Use External Databases in Neurodiagnoses** === 22 22 23 - ===**1.DataIntegration**===19 +Neurodiagnoses integrates data from multiple **biomedical and neurological research databases**. Researchers can follow these steps to **access, prepare, and integrate** data into the Neurodiagnoses framework. 24 24 25 -==== **Data Sources** ==== 21 +**Potential Data Sources** 22 +**Reference:** [[List of Potential Databases>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/data/sources/list_of_potential_databases]] 26 26 27 -** Biomedical Ontologies&Databases:**24 +=== **Register for Access** === 28 28 29 -* **Human Phenotype Ontology (HPO)** for symptom annotation. 30 -* **Gene Ontology (GO)** for molecular and cellular processes. 26 +Each **external database** requires **individual registration** and approval. 27 +✔️ Follow the official **data access guidelines** of each provider. 28 +✔️ Ensure compliance with **ethical approvals** and **data-sharing agreements (DUAs).** 31 31 32 -**D imensionality ReductionandInterpretability:**30 +=== **Download & Prepare Data** === 33 33 34 -* **Evaluate interpretability** using metrics like the **Area Under the Interpretability Curve (AUIC)**. 35 -* **Leverage DEIBO (Data-driven Embedding Interpretation Based on Ontologies)** to connect model dimensions to ontology concepts. 32 +Once access is granted, download datasets **following compliance guidelines** and **format requirements** for integration. 36 36 37 -** Neuroimaging & EEG/MEG Data:**34 +**Supported File Formats** 38 38 39 -* **MRI volumetric measures** for brain atrophy tracking. 40 -* **EEG functional connectivity patterns** (AI-Mind). 36 +* **Tabular Data**: .csv, .tsv 37 +* **Neuroimaging Data**: .nii, .dcm 38 +* **Genomic Data**: .fasta, .vcf 39 +* **Clinical Metadata**: .json, .xml 41 41 42 -** Clinical& BiomarkerData:**41 +**Mandatory Fields for Integration** 43 43 44 -* **CSF biomarkers** (Amyloid-beta, Tau, Neurofilament Light). 45 -* **Sleep monitoring and actigraphy data** (ADIS). 43 +|=**Field Name**|=**Description** 44 +|**Subject ID**|Unique patient identifier 45 +|**Diagnosis**|Standardized disease classification 46 +|**Biomarkers**|CSF, plasma, or imaging biomarkers 47 +|**Genetic Data**|Whole-genome or exome sequencing 48 +|**Neuroimaging Metadata**|MRI/PET acquisition parameters 46 46 47 -** FederatedLearningIntegration:**50 +=== **Upload Data to Neurodiagnoses** === 48 48 49 -* **Secure multi-center data harmonization** (PROMINENT). 52 +**Option 1:** Upload to **EBRAINS Bucket** → [[Neurodiagnoses Data Storage>>url:https://wiki.ebrains.eu/bin/view/Collabs/neurodiagnoses/Bucket]] 53 +**Option 2:** Contribute via **GitHub Repository** → [[GitHub Data Repository>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/tree/main/data]] 50 50 51 - ----55 +**For large datasets, please contact project administrators before uploading.** 52 52 53 -=== =**AnnotationSystemforMulti-ModalData** ====57 +=== **Integrate Data into AI Models** === 54 54 55 -To ensure **structured integration of diverse datasets**, **Neurodiagnoses** will implement an **AI-driven annotation system**, which will: 59 +Use **Jupyter Notebooks** on EBRAINS for **data preprocessing.** 60 +Standardize data using **harmonization tools.** 61 +Train AI models with **newly integrated datasets.** 56 56 57 -* **Assign standardized metadata tags** to diagnostic features. 58 -* **Provide contextual explanations** for AI-based classifications. 59 -* **Track temporal disease progression annotations** to identify long-term trends. 63 +**Reference:** [[Data Processing Guide>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/data_processing.md]] 60 60 61 61 ---- 62 62 63 -== =**2.AI-Based Analysis** ===67 +== **AI-Powered Annotation & Machine Learning Models** == 64 64 65 - ====**MachineLearning&DeepLearningModels**====69 +Neurodiagnoses applies **advanced machine learning models** to classify CNS diseases, extract features from **biomarkers and neuroimaging**, and provide **AI-powered annotation.** 66 66 67 -** RiskPredictionModels:**71 +=== **AI Model Categories** === 68 68 69 -* **LETHE’s cognitive risk prediction model** integrated into the annotation framework. 73 +|=**Model Type**|=**Function**|=**Example Algorithms** 74 +|**Probabilistic Diagnosis**|Assigns probability scores to multiple CNS disorders.|Random Forest, XGBoost, Bayesian Networks 75 +|**Tridimensional Diagnosis**|Classifies disorders based on Etiology, Biomarkers, and Neuroanatomical Correlations.|CNNs, Transformers, Autoencoders 76 +|**Biomarker Prediction**|Predicts missing biomarker values using regression.|KNN Imputation, Bayesian Estimation 77 +|**Neuroimaging Feature Extraction**|Extracts patterns from MRI, PET, EEG.|CNNs, Graph Neural Networks 78 +|**Clinical Decision Support**|Generates AI-driven diagnostic reports.|SHAP Explainability Tools 70 70 71 -** BiomarkerClassification& Probabilistic Imputation:**80 +**Reference:** [[AI Model Documentation>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/models.md]] 72 72 73 -* **KNN Imputer** and **Bayesian models** used for handling **missing biomarker data**. 74 - 75 -**Neuroimaging Feature Extraction:** 76 - 77 -* **MRI & EEG data** annotated with **neuroanatomical feature labels**. 78 - 79 -==== **AI-Powered Annotation System** ==== 80 - 81 -* Uses **SHAP-based interpretability tools** to explain model decisions. 82 -* Generates **automated clinical annotations** in structured reports. 83 -* Links findings to **standardized medical ontologies** (e.g., **SNOMED, HPO**). 84 - 85 85 ---- 86 86 87 -== =**3. Diagnostic Framework &Clinical Decision Support** ===84 +== **Clinical Decision Support & Tridimensional Diagnostic Framework** == 88 88 89 - ==== **TridimensionalDiagnostic Axes**====86 +Neurodiagnoses generates **structured AI reports** for clinicians, combining: 90 90 91 -**Axis 1: Etiology (Pathogenic Mechanisms)** 88 +**Probabilistic Diagnosis:** AI-generated ranking of potential diagnoses. 89 +**Tridimensional Classification:** Standardized diagnostic reports based on: 92 92 93 -* Classification based on **genetic markers, cellular pathways, and environmental risk factors**. 94 -* **AI-assisted annotation** provides **causal interpretations** for clinical use. 91 +1. **Axis 1:** **Etiology** → Genetic, Autoimmune, Prion, Toxic, Vascular. 92 +1. **Axis 2:** **Molecular Markers** → CSF, Neuroinflammation, EEG biomarkers. 93 +1. **Axis 3:** **Neuroanatomoclinical Correlations** → MRI atrophy, PET. 95 95 96 -** Axis 2:Molecular Markers& Biomarkers**95 +**Reference:** [[Tridimensional Classification Guide>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/classification.md]] 97 97 98 -* **Integration of CSF, blood, and neuroimaging biomarkers**. 99 -* **Structured annotation** highlights **biological pathways linked to diagnosis**. 100 - 101 -**Axis 3: Neuroanatomoclinical Correlations** 102 - 103 -* **MRI and EEG data** provide anatomical and functional insights. 104 -* **AI-generated progression maps** annotate **brain structure-function relationships**. 105 - 106 106 ---- 107 107 108 -== =**4.ComputationalWorkflow&AnnotationPipelines** ===99 +== **Data Security, Compliance & Federated Learning** == 109 109 110 -==== **Data Processing Steps** ==== 101 +✔ **Privacy-Preserving AI**: Implements **Federated Learning**, ensuring that patient data **never leaves** local institutions. 102 +✔ **Secure Data Access**: Data remains **stored in EBRAINS MIP servers** using **differential privacy techniques.** 103 +✔ **Ethical & GDPR Compliance**: Data-sharing agreements **must be signed** before use. 111 111 112 -**Data Ingestion:**105 +**Reference:** [[Data Protection & Federated Learning>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/security.md]] 113 113 114 -* **Harmonized datasets** stored in **EBRAINS Bucket**. 115 -* **Preprocessing pipelines** clean and standardize data. 116 - 117 -**Feature Engineering:** 118 - 119 -* **AI models** extract **clinically relevant patterns** from **EEG, MRI, and biomarkers**. 120 - 121 -**AI-Generated Annotations:** 122 - 123 -* **Automated tagging** of diagnostic features in **structured reports**. 124 -* **Explainability modules (SHAP, LIME)** ensure transparency in predictions. 125 - 126 -**Clinical Decision Support Integration:** 127 - 128 -* **AI-annotated findings** fed into **interactive dashboards**. 129 -* **Clinicians can adjust, validate, and modify annotations**. 130 - 131 131 ---- 132 132 133 -== =**5. Validation &Real-WorldTesting** ===109 +== **Data Processing & Integration with Clinica.Run** == 134 134 135 - ==== **ProspectiveClinicalStudy**====111 +Neurodiagnoses now supports **Clinica.Run**, an **open-source neuroimaging platform** for **multimodal data processing.** 136 136 137 -* **Multi-center validation** of AI-based **annotations & risk stratifications**. 138 -* **Benchmarking against clinician-based diagnoses**. 139 -* **Real-world testing** of AI-powered **structured reporting**. 113 +=== **How It Works** === 140 140 141 -==== **Quality Assurance & Explainability** ==== 115 +✔ **Neuroimaging Preprocessing**: MRI, PET, EEG data is preprocessed using **Clinica.Run pipelines.** 116 +✔ **Automated Biomarker Extraction**: Extracts volumetric, metabolic, and functional biomarkers. 117 +✔ **Data Security & Compliance**: Clinica.Run is **GDPR & HIPAA-compliant.** 142 142 143 -* **Annotations linked to structured knowledge graphs** for improved transparency. 144 -* **Interactive annotation editor** allows clinicians to validate AI outputs. 119 +=== **Implementation Steps** === 145 145 146 ----- 121 +1. Install **Clinica.Run** dependencies. 122 +1. Configure **Clinica.Run pipeline** in clinica_run_config.json. 123 +1. Run **biomarker extraction pipelines** for AI-based diagnostics. 147 147 148 - ===**6.CollaborativeDevelopment** ===125 +**Reference:** [[Clinica.Run Documentation>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/clinica_run.md]] 149 149 150 -The project is **open to contributions** from **researchers, clinicians, and developers**. 151 - 152 -**Key tools include:** 153 - 154 -* **Jupyter Notebooks**: For data analysis and pipeline development. 155 -** Example: **probabilistic imputation** 156 -* **Wiki Pages**: For documenting methods and results. 157 -* **Drive and Bucket**: For sharing code, data, and outputs. 158 -* **Collaboration with related projects**: 159 -** Example: **Beyond the hype: AI in dementia – from early risk detection to disease treatment** 160 - 161 161 ---- 162 162 163 -== =**7. ToolsandTechnologies** ===129 +== **Collaborative Development & Research** == 164 164 165 - ====**ProgrammingLanguages:**====131 +**We Use GitHub to Develop AI Models & Store Research Data** 166 166 167 -* **Python** for AI and data processing. 133 +* **GitHub Repository:** AI model training scripts. 134 +* **GitHub Issues:** Tracks ongoing research questions. 135 +* **GitHub Wiki:** Project documentation & user guides. 168 168 169 - ====**Frameworks:**====137 +**We Use EBRAINS for Data & Collaboration** 170 170 171 -* **TensorFlow** and **PyTorch** for machine learning. 172 -* **Flask** or **FastAPI** for backend services. 139 +* **EBRAINS Buckets:** Large-scale neuroimaging and biomarker storage. 140 +* **EBRAINS Jupyter Notebooks:** Cloud-based AI model execution. 141 +* **EBRAINS Wiki:** Research documentation and updates. 173 173 174 - ====**Visualization:** ====143 +**Join the Project Forum:** [[GitHub Discussions>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/discussions]] 175 175 176 - * **Plotly** and **Matplotlib** for interactive and static visualizations.145 +---- 177 177 178 - ====**EBRAINS Services:**====147 +**For Additional Documentation:** 179 179 180 -* ** CollaboratoryLab**for runningNotebooks.181 -* **B uckets**for storinglargetasets.149 +* **GitHub Repository:** [[Neurodiagnoses AI Models>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses]] 150 +* **EBRAINS Wiki:** [[Neurodiagnoses Research Collaboration>>url:https://wiki.ebrains.eu/bin/view/Collabs/neurodiagnoses/]] 182 182 183 183 ---- 184 184 185 -=== **Why This Matters** === 186 - 187 -* **The annotation system ensures that AI-generated insights are structured, interpretable, and clinically meaningful.** 188 -* **It enables real-time tracking of disease progression across the three diagnostic axes.** 189 -* **It facilitates integration with electronic health records and decision-support tools, improving AI adoption in clinical workflows.** 154 +**Neurodiagnoses is Open for Contributions – Join Us Today!**