Changes for page Methodology
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edited by manuelmenendez
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... ... @@ -1,133 +1,189 @@ 1 -== **Overview** == 1 +==== **Overview** ==== 2 2 3 - Neurodiagnosesdevelops 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 +This project develops 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**. 4 4 5 +=== **Workflow** === 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]]** 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** 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 +))) 20 + 5 5 ---- 6 6 7 -== ** Howto Use ExternalDatabasesinNeurodiagnoses** ==23 +=== **1. Data Integration** === 8 8 9 - Toenhancetheaccuracyof ourdiagnosticmodels,Neurodiagnoses integrates data from multiple biomedical and neurological research databases. If you are a researcher, follow these steps to access, prepare, and integrate data into the Neurodiagnoses framework.25 +==== **Data Sources** ==== 10 10 11 - ===**Potential DataSources**===27 +**Biomedical Ontologies & Databases:** 12 12 13 -Neurodiagnoses maintains an updated list of potential biomedical databases relevant to neurodegenerative diseases. 29 +* **Human Phenotype Ontology (HPO)** for symptom annotation. 30 +* **Gene Ontology (GO)** for molecular and cellular processes. 14 14 15 -* Reference: [[Listof PotentialDatabases>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/data/sources/list_of_potential_databases]]32 +**Dimensionality Reduction and Interpretability:** 16 16 17 -=== **1. Register for Access** === 34 +* **Evaluate interpretability** using metrics like the **Area Under the Interpretability Curve (AUIC)**. 35 +* **Leverage [[DEIBO>>https://github.com/Mellandd/DEIBO]] (Data-driven Embedding Interpretation Based on Ontologies)** to connect model dimensions to ontology concepts. 18 18 19 - Eachexternal database requires individual registration and access approval. Follow the officialguidelinesofeachdatabase provider.37 +**Neuroimaging & EEG/MEG Data:** 20 20 21 -* Ensurethat you have completed all ethicalapprovals and data accessagreementsbeforeintegratingdatasets intoNeurodiagnoses.22 -* Somerepositoriesrequire a DataUsageAgreement(DUA) before downloading sensitive medical data.39 +* **MRI volumetric measures** for brain atrophy tracking. 40 +* **EEG functional connectivity patterns** (AI-Mind). 23 23 24 - ===**2. Download&Prepare Data**===42 +**Clinical & Biomarker Data:** 25 25 26 -Once access is granted, download datasets while complying with data usage policies. Ensure that the files meet Neurodiagnoses’ format requirements for smooth integration. 44 +* **CSF biomarkers** (Amyloid-beta, Tau, Neurofilament Light). 45 +* **Sleep monitoring and actigraphy data** (ADIS). 27 27 28 - ====**SupportedFileFormats**====47 +**Federated Learning Integration:** 29 29 30 -* Tabular Data: .csv, .tsv 31 -* Neuroimaging Data: .nii, .dcm 32 -* Genomic Data: .fasta, .vcf 33 -* Clinical Metadata: .json, .xml 49 +* **Secure multi-center data harmonization** (PROMINENT). 34 34 35 - ==== **Mandatory Fields for Integration** ====51 +---- 36 36 37 -|=Field Name|=Description 38 -|Subject ID|Unique patient identifier 39 -|Diagnosis|Standardized disease classification 40 -|Biomarkers|CSF, plasma, or imaging biomarkers 41 -|Genetic Data|Whole-genome or exome sequencing 42 -|Neuroimaging Metadata|MRI/PET acquisition parameters 53 +==== **Annotation System for Multi-Modal Data** ==== 43 43 44 - ===**3.UploadDataoNeurodiagnoses**===55 +To ensure **structured integration of diverse datasets**, **Neurodiagnoses** will implement an **AI-driven annotation system**, which will: 45 45 46 -Once preprocessed, data can be uploaded to EBRAINS or GitHub. 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. 47 47 48 -* ((( 49 -**Option 1: Upload to EBRAINS Bucket** 61 +---- 50 50 51 -* Location: [[EBRAINS Neurodiagnoses Bucket>>url:https://wiki.ebrains.eu/bin/view/Collabs/neurodiagnoses/Bucket]] 52 -* Ensure correct metadata tagging before submission. 53 -))) 54 -* ((( 55 -**Option 2: Contribute via GitHub Repository** 63 +=== **2. AI-Based Analysis** === 56 56 57 -* Location: [[GitHub Data Repository>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/tree/main/data]] 58 -* Create a new folder under /data/ and include dataset description. 59 -))) 65 +==== **Machine Learning & Deep Learning Models** ==== 60 60 61 - //Note:Forlargeatasets, pleasecontactthe project administrators before uploading.//67 +**Risk Prediction Models:** 62 62 63 - ===**4.IntegrateData intoAIModels**===69 +* **LETHE’s cognitive risk prediction model** integrated into the annotation framework. 64 64 65 - Once uploaded,datasetsmust be harmonizedandformattedbefore AIodeltraining.71 +**Biomarker Classification & Probabilistic Imputation:** 66 66 67 - ====**Steps forDataIntegration**====73 +* **KNN Imputer** and **Bayesian models** used for handling **missing biomarker data**. 68 68 69 -* Open Jupyter Notebooks on EBRAINS to run preprocessing scripts. 70 -* Standardize neuroimaging and biomarker formats using harmonization tools. 71 -* Use machine learning models to handle missing data and feature extraction. 72 -* Train AI models with newly integrated patient cohorts. 73 -* Reference: [[Detailed instructions can be found in docs/data_processing.md>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/data_processing.md]]. 75 +**Neuroimaging Feature Extraction:** 74 74 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 + 75 75 ---- 76 76 77 -== **Data baseSourcesTable** ==87 +=== **3. Diagnostic Framework & Clinical Decision Support** === 78 78 79 -=== ** WheretoInsertThis** ===89 +==== **Tridimensional Diagnostic Axes** ==== 80 80 81 -* GitHub: [[docs/data_sources.md>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/data_sources.md]] 82 -* EBRAINS Wiki: Collabs/neurodiagnoses/Data Sources 91 +**Axis 1: Etiology (Pathogenic Mechanisms)** 83 83 84 -=== **Key Databases for Neurodiagnoses** === 93 +* Classification based on **genetic markers, cellular pathways, and environmental risk factors**. 94 +* **AI-assisted annotation** provides **causal interpretations** for clinical use. 85 85 86 -|=Database|=Focus Area|=Data Type|=Access Link 87 -|ADNI|Alzheimer's Disease|MRI, PET, CSF, cognitive tests|ADNI 88 -|PPMI|Parkinson’s Disease|Imaging, biospecimens|[[PPMI>>url:https://www.ppmi-info.org/]] 89 -|GP2|Genetic Data for PD|Whole-genome sequencing|[[GP2>>url:https://gp2.org/]] 90 -|Enroll-HD|Huntington’s Disease|Clinical, genetic, imaging|[[Enroll-HD>>url:https://enroll-hd.org/]] 91 -|GAAIN|Alzheimer's & Cognitive Decline|Multi-source data aggregation|[[GAAIN>>url:https://www.gaain.org/]] 92 -|UK Biobank|Population-wide studies|Genetic, imaging, health records|[[UK Biobank>>url:https://www.ukbiobank.ac.uk/]] 93 -|DPUK|Dementia & Aging|Imaging, genetics, lifestyle factors|[[DPUK>>url:https://www.dementiasplatform.uk/]] 94 -|PRION Registry|Prion Diseases|Clinical and genetic data|[[PRION Registry>>url:https://www.prionalliance.org/]] 95 -|DECIPHER|Rare Genetic Disorders|Genomic variants|DECIPHER 96 +**Axis 2: Molecular Markers & Biomarkers** 96 96 97 -If you know a relevant dataset, submit a proposal in [[GitHub Issues>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/issues]]. 98 +* **Integration of CSF, blood, and neuroimaging biomarkers**. 99 +* **Structured annotation** highlights **biological pathways linked to diagnosis**. 98 98 101 +**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 + 99 99 ---- 100 100 101 -== **Co llaboration &Partnerships** ==108 +=== **4. Computational Workflow & Annotation Pipelines** === 102 102 103 -=== ** Where to Insert This** ===110 +==== **Data Processing Steps** ==== 104 104 105 -* GitHub: [[docs/collaboration.md>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/blob/main/docs/collaboration.md]] 106 -* EBRAINS Wiki: Collabs/neurodiagnoses/Collaborations 112 +**Data Ingestion:** 107 107 108 -=== **Partnering with Data Providers** === 114 +* **Harmonized datasets** stored in **EBRAINS Bucket**. 115 +* **Preprocessing pipelines** clean and standardize data. 109 109 110 - Beyond using existing datasets, Neurodiagnosesseeks partnerships with data repositories to:117 +**Feature Engineering:** 111 111 112 -* Enable direct API-based data integration for real-time processing. 113 -* Co-develop harmonized AI-ready datasets with standardized annotations. 114 -* Secure funding opportunities through joint grant applications. 119 +* **AI models** extract **clinically relevant patterns** from **EEG, MRI, and biomarkers**. 115 115 116 - ===**InterestedinPartnering?**===121 +**AI-Generated Annotations:** 117 117 118 -If you represent a research consortium or database provider, reach out to explore data-sharing agreements. 123 +* **Automated tagging** of diagnostic features in **structured reports**. 124 +* **Explainability modules (SHAP, LIME)** ensure transparency in predictions. 119 119 120 -* ontact: [[info@neurodiagnoses.com>>mailto:info@neurodiagnoses.com]]126 +**Clinical Decision Support Integration:** 121 121 128 +* **AI-annotated findings** fed into **interactive dashboards**. 129 +* **Clinicians can adjust, validate, and modify annotations**. 130 + 122 122 ---- 123 123 124 -== ** FinalNotes** ==133 +=== **5. Validation & Real-World Testing** === 125 125 126 - Neurodiagnoses continuously expands its dataecosystem to support AI-drivenclinicaldecision-making. Researchers and institutions are encouragedto contribute new datasets and methodologies.135 +==== **Prospective Clinical Study** ==== 127 127 128 -For additional technical documentation: 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**. 129 129 130 -* [[GitHub Repository>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses]] 131 -* [[EBRAINS Collaboration Page>>url:https://wiki.ebrains.eu/bin/view/Collabs/neurodiagnoses/]] 141 +==== **Quality Assurance & Explainability** ==== 132 132 133 -If you experience issues integrating data, open a [[GitHub Issue>>url:https://github.com/Fundacion-de-Neurociencias/neurodiagnoses/issues]] or consult the EBRAINS Neurodiagnoses Forum. 143 +* **Annotations linked to structured knowledge graphs** for improved transparency. 144 +* **Interactive annotation editor** allows clinicians to validate AI outputs. 145 + 146 +---- 147 + 148 +=== **6. Collaborative Development** === 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 +---- 162 + 163 +=== **7. Tools and Technologies** === 164 + 165 +==== **Programming Languages:** ==== 166 + 167 +* **Python** for AI and data processing. 168 + 169 +==== **Frameworks:** ==== 170 + 171 +* **TensorFlow** and **PyTorch** for machine learning. 172 +* **Flask** or **FastAPI** for backend services. 173 + 174 +==== **Visualization:** ==== 175 + 176 +* **Plotly** and **Matplotlib** for interactive and static visualizations. 177 + 178 +==== **EBRAINS Services:** ==== 179 + 180 +* **Collaboratory Lab** for running Notebooks. 181 +* **Buckets** for storing large datasets. 182 + 183 +---- 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.**