HolobiomicsLab
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- ▌ Compiled Module Import Verification · holobiomicslabUse when after compiling nanobind-based C++ bindings into a Python extension module (e.g., pyOpenMS), or when integrating a newly built native module into a Python environment. Apply this skill to confirm that the generated .so/.pyd/.
- ▌ Contrastive Learning Encoder Design · holobiomicslabUse when when you have mass spectrometry ion image data and need to learn meaningful low-dimensional representations through self-supervised contrastive learning.
- ▌ Cross Instrument Data Harmonization · holobiomicslabUse when you have mass spectrometry spectral data from multiple instrument types (e.g., direct infusion MS, ambient ionization MS, laser desorption/ionization MS) and need to perform unified species discrimination or database scoring across all samples regardless of their source instrument.
- ▌ Cross Platform Dependency Detection · holobiomicslabUse when when developing a standalone scientific application that relies on external binaries or libraries and must run on a specific operating system (e.g., Microsoft Windows 64-bit). Use this skill to verify Gnuplot 5.4.
- ▌ Cross Validation Strategy Selection · holobiomicslabUse when when preparing to train supervised binary classification models (logistic regression, random forest, XGBoost) on metabolomics datasets in MeTEor, you must first decide between stratified k-fold cross-validation (suitable for larger, balanced cohorts) and leave-one-out cross-validation.
- ▌ CSV XLSX File Conversion And Export · holobiomicslabUse when when you have validated mass spectrometry transition data (precursor m/z, product m/z, intensity, retention time, and compound identifiers) formatted in one tabular format (CSV or XLSX) and need to convert it to the other format for ingestion into EISA-EXPOSOME or long-term archival.
- ▌ Cumulative Distribution Calculation · holobiomicslabUse when you have numeric distribution data (e.g., gene expression, abundance, or measurement values) in CSV format and need to compare cumulative empirical distributions either within a single cohort or across multiple sample groups (e.g., control vs. treatment, disease subtype vs. healthy).
- ▌ Data Column Recognition And Mapping · holobiomicslabUse when when uploading a delimited CSV or similar tabular file to Punc'data containing high-resolution mass spectrometry results, and the column headers are present but their semantic roles (e.
- ▌ Data Handoff Pipeline Orchestration · holobiomicslabUse when you have raw MS files (with associated metadata: filename, upload path, file format) staged in an uploader repository and need to route them to a proteomics processor for analysis while preserving audit trails and ensuring format compatibility before processing begins.
- ▌ Duplicate Spectrum Detection Splash · holobiomicslabUse when when processing large collections of mass spectra from multiple Open Mass Spectra Libraries (OMSLs) or databases that may contain redundant spectral records with identical m/z–intensity peak patterns but potentially different metadata annotations.
- ▌ Effect Size Calculation Metabolites · holobiomicslabUse when after applying statistical tests (e.g., Student's t-test) to identify differentially abundant metabolites between two or more sample groups in a MultiAssayExperiment object.
- ▌ Embedding Vector Similarity Ranking · holobiomicslabUse when you have a query mass spectrum and need to retrieve the most chemically similar reference spectra from a large experimental or predicted library (thousands to millions of entries).
- ▌ Enrichment Statistic Interpretation · holobiomicslabUse when after performing two-group or multi-group differential analysis on a lipidomics dataset and obtaining log fold-change (logFC) values for individual lipid molecules, use this skill to determine whether specific lipid classes, chain lengths, or unsaturation patterns are systematically up- or.
- ▌ Feature Abundance Table Preparation · holobiomicslabUse when you have raw omics data (microbiome OTU/ASV tables, metabolomic or transcriptomic abundance matrices) that needs to be reformatted or validated before correlation analysis.
- ▌ Feature Frequency Filtering Imaging · holobiomicslabUse when after peak alignment across all spectra in an imaging dataset, use this skill when you have detected many peaks but need to reduce false positives and sparse features.
- ▌ Feature Relationship Edge Weighting · holobiomicslabUse when after structural clusters have been identified by MamsiStructSearch (via isotopologue, adduct, and cross-assay link detection), and you need to construct a NetworkX graph where edges encode the biochemical relationship type and strength between features for downstream curation.
- ▌ Feature Table Export And Validation · holobiomicslabUse when after executing an MZmine batch processing workflow on raw metabolomics data (mzML/mzXML format), when you need to convert the in-memory feature detection and alignment results into a shareable, schema-compliant tabular format suitable for downstream statistical analysis, figure.
- ▌ Feature Table Subsetting And Export · holobiomicslabUse when you have a raw metabolite abundance matrix with substantial missing data (NAs or zero-valued entries) and need to remove poorly-measured features before downstream analysis. Apply this skill when the proportion of missing values per metabolite exceeds a predefined threshold (e.
- ▌ Gcf Assignment From Distance Matrix · holobiomicslabUse when when you have pre-computed BGC feature vectors (from domain architecture or other representations) and need to group them into functionally coherent GCFs for comparative analysis.
- ▌ Genotype Phenotype Data Preparation · holobiomicslabUse when when you have raw genotype and phenotype data files (e.g., from a GWAS dataset or genetic study) and need to apply PaIRKAT or similar pathway-level association tests.
- ▌ Graph Neural Network Implementation · holobiomicslabUse when when your input includes molecular structures (SMILES, conformers) and you need to predict a continuous property (e.g., CCS, binding affinity, solubility) that depends on molecular connectivity and spatial relationships.
- ▌ Graph Neural Network Model Training · holobiomicslabUse when when you have a molecular dataset (e.g., SMRT retention-time pairs) that you want to model as node-and-edge graphs, a PyTorch + PyG architecture already instantiated, and need to perform supervised training with checkpoint persistence and per-epoch metric logging.
- ▌ Gui Widget Filtering Implementation · holobiomicslabUse when a GUI widget (e.g., isotopes display, compound list, or metabolite selector) should honor user preferences to show only a subset of available items, and the filtering logic must read from application preferences and apply it during widget rendering or refresh cycles.
- ▌ Hierarchical Normalisation Strategy · holobiomicslabUse when when you have multiple batches of metabolomics data with embedded intra-batch (short) and inter-batch (batch) replicate samples, visible run-order signal drift in individual metabolites within batches, and batch effects visible in PCA or run plots.
- ▌ High Performance Metric Computation · holobiomicslabUse when you have implemented or are evaluating an algorithmic or system optimization (e.g., MASST+) that claims to reduce execution time, and you need to quantify and statistically validate the speedup against a baseline system (e.g., MASST).
- ▌ Igraph Object Creation Manipulation · holobiomicslabUse when after computing pairwise correlations across features (10,000+ in high-dimensional omics datasets) and applying correlation thresholding to retain only significant edges, you need to construct an igraph object that preserves edge weights, supports node annotation, and enables module.
- ▌ Interactive Plot Backend Evaluation · holobiomicslabUse when you have mass spectrometry data (chromatograms, spectra, peak maps, mobilograms) that you want to visualize interactively using pyOpenMS-viz, and you need to select between bokeh and plotly backends based on execution time and feature parity.
- ▌ Jupyter Notebook Development Python · holobiomicslabUse when when building reproducible Python-based computational workflows that must serve both beginner and expert users; when the analysis requires interactive parameter tuning, file upload capability, or real-time result visualization;
- ▌ Jupyter Notebook Workflow Execution · holobiomicslabUse when you have a curated training dataset of molecular structures with known CCS values, a target set of ≤10,000 molecules requiring CCS predictions, and need to apply a pre-configured Sklearn-based machine learning model within a reproducible, browser-accessible environment.
- ▌ Jvm Heap Memory Tuning Verification · holobiomicslabUse when when deploying the ipbhalle/metfragweb Docker container and you need to confirm that custom JVM heap sizes (specified via JAVA_OPTS=-Xmx?g -Xms?g) have taken effect, or when troubleshooting memory-related runtime issues in the running container.
- ▌ Label Propagation Network Algorithm · holobiomicslabUse when you have a ranked list of seed genes or metabolites (e.g., from metabolomic enrichment analysis with MSEA scores, or exome-derived candidate genes) and you want to propagate their signals across a gene–protein interaction network (e.
- ▌ Lipid Database Query And Annotation · holobiomicslabUse when you have parsed MRM transition data (m/z values, retention times, transition parameters) from mass spectrometry experiments and need to map each detected transition to a known lipid identity.
- ▌ Lipid Nomenclature Pattern Matching · holobiomicslabUse when when loading a lipidomics dataset into lipidr and the parsing step generates warnings about unparsed molecules due to unsupported naming patterns.
- ▌ M Z Retention Time Feature Matching · holobiomicslabUse when after extracting a feature table from XCMS, MS-Dial, or similar tools, when you possess a reference compound database with known m/z, retention time, and metadata, and you need to assign high-confidence (AnnoLevel 1) compound identities.
- ▌ Mass Accuracy Tolerance Application · holobiomicslabUse when when you have generated in silico annotations (from GNPS ISDB, SIRIUS, or timaR) and need to distinguish true matches from false positives by enforcing a mass accuracy constraint. Apply this skill before computing novelty metrics (e.
- ▌ Mass Spectrometry Adduct Assignment · holobiomicslabUse when when processing in-silico or experimental MS spectra records from databases with incomplete metadata, specifically when the adduct field is null or absent but the ionmode field (positive/negative polarity) is present.
- ▌ Mass Spectrometry Format Conversion · holobiomicslabUse when when you have mass spectrometry spectra in one of the six supported formats (mzML, mzXML, msp, metabolomics-USI, MGF, JSON) and need to convert them to a different format for compatibility with downstream tools, or when importing raw spectra into matchms for the first time and need to.
- ▌ Mass Spectrometry Peak Data Loading · holobiomicslabUse when when you have raw or parsed MS spectra data (m/z values, intensity values, and spectral metadata) and need to integrate it into a Spectra object for downstream processing.
- ▌ Mass Spectrometry Raw File Handling · holobiomicslabUse when you have raw MS data files from Thermo Orbitrap or other vendor instruments that must be uploaded into a centralized platform for automated processing. Use it at the start of a multi-stage omics workflow where data collection, management, processing, and visualization are integrated;
- ▌ Mass Spectrometry Tune Data Loading · holobiomicslabUse when you have positive- or negative-mode tune reference compound data stored in HDF5 format (e.g., example_tune_pos.h5) and need to extract the tune mass spectrum for CCS calibration. This skill is the entry point before applying deimos.calibration.
- ▌ Matplotlib Static Figure Generation · holobiomicslabUse when you have mass spectrometry data in a pandas DataFrame with retention time (rt) and intensity columns, and need to produce a static figure for publication, presentation, or archival.
- ▌ Metabolic Network Edge Construction · holobiomicslabUse when when building a comprehensive chemical knowledge base for mass spectrometry formula assignment, particularly when you need to link chemical formulae across heterogeneous repositories (HMDB, ChEMBL, PubChem) and connect them through known metabolic transformations to improve annotation.
- ▌ Metabolic Network Topology Encoding · holobiomicslabUse when when you have reconstructed metabolic networks for one or more organisms and need to represent them in a way that preserves both the graph topology (connectivity structure) and the metabolic function annotations (pathway membership and enzymatic roles) for subsequent cross-organism.
- ▌ Metabolite False Positive Filtering · holobiomicslabUse when you have ion-mobility mass spectrometry metabolomics data with putative metabolite identifications (e.g., from database matching) and want to reduce false positives by cross-validating compound identities against machine-learned CCS predictions.
- ▌ Metabolite Identifier Cross Mapping · holobiomicslabUse when when you have metabolite identifiers from one or more metabolome databases and need to resolve them to equivalent identifiers in other databases, or when standardizing metabolite representation across multi-source metabolomic datasets where compounds may be annotated using different.
- ▌ Metabolite Identifier Normalization · holobiomicslabUse when your metabolomics dataset contains compound identifiers in mixed formats (chemical names, InChI strings, InChIKey hashes, or SMILES notation) and you need a single canonical identifier to enable meta-analysis across multiple studies or to avoid counting the same metabolite twice under.
- ▌ Metabolite Missing Value Imputation · holobiomicslabUse when metabolite assay tables contain missing values (NAs) that exceed detection or instrument runtime limits, AND you have retained metabolites with ≥60% non-missing data (i.e., ≤40% missingness).
- ▌ Metabolomic Data Quality Assessment · holobiomicslabUse when when you have raw metabolomics data with missing values in metabolite columns and need to prepare the dataset for downstream statistical analysis (linear mixed models, ANOVA, dimensionality reduction, or prediction models).
- ▌ Metabolomic Peak Quality Assessment · holobiomicslabUse when after peak detection in untargeted LC/HRMS workflows, when you have a list of candidate peaks with signal intensity profiles and need to filter them according to data quality thresholds (signal-to-noise ratio, peak width, baseline separation, and isotopic pairing consistency) before.
- ▌ Metadata Structure Field Enrichment · holobiomicslabUse when a metadata table contains compound names and identifiers but lacks structural data (SMILES, InChI, or molecular formula). The compounds are publicly available in PubChem and can be reliably identified by their chemical names. Use this skill before performing structure-dependent analyses (e.
- ▌ Model Weight Loading And Deployment · holobiomicslabUse when you have a pre-trained MSGO model checkpoint (PFAS or lipid variant) and need to evaluate it against a real mass spectrometry dataset (300+ real spectra, LC–QTOF, or custom CSV) to generate predicted molecular structures and compare against ground truth or baseline results.
- ▌ Molecular Descriptor Interpretation · holobiomicslabUse when you have a collection of molecules represented as CSV or EXCEL files containing computed molecular descriptors (e.g., physicochemical properties, structural features) and you need to predict whether each molecule will taste bitter.
- ▌ Molecular Formula Search Assignment · holobiomicslabUse when you have a recalibrated FT-ICR mass spectrum (Bruker .d format or equivalent) with detected, noise-thresholded peaks and need to assign chemical formulas to each peak. This is particularly relevant when analyzing samples with unknown composition (e.
- ▌ Molecular Structure Tensor Encoding · holobiomicslabUse when when you have raw molecular structure representations (SMILES strings, InChI notation, or chemical formulas) and need to feed them into a neural spectrum prediction model like SCARF or ICEBERG. Apply this skill before any forward inference pass through a pre-trained spectrum predictor.
- ▌ Multi Constraint Metabolic Modeling · holobiomicslabUse when you have metabolic models for multiple biological samples and need to distinguish between samples based on their metabolic phenotype, but single constraints (e.g., gene expression alone or nutrient availability alone) fail to segregate them adequately.
- ▌ Multimodal Feature Tensor Alignment · holobiomicslabUse when when you have molecule IDs converted to multiple independent feature modalities (graph-based node/edge tensors from RDKit, Morgan fingerprints, and computed physicochemical descriptors) and need to combine them into a single structured tensor representation for multimodal model training.
- ▌ Network Topology Metric Computation · holobiomicslabUse when after constructing or loading a network object (from adjacency matrix, edge list, or correlation output) and needing to quantify structural properties—such as identifying hub nodes via degree centrality, assessing clustering via coefficient distributions, measuring network resilience via.
- ▌ Open Modification Spectrum Matching · holobiomicslabUse when when you have a query mass spectrum with unknown or unanticipated post-translational modifications and need to match it against an unmodified spectral library.
- ▌ P Value And Fold Change Computation · holobiomicslabUse when you have raw metabolomics data organized as a matrix with metabolites as rows and samples as columns, sample group labels (e.
- ▌ P Value Interpretation Metabolomics · holobiomicslabUse when after fitting repeated measures ANOVA models to long-format imputed metabolomics data with a grouping variable (e.g., treatment, disease state) and subject-level random effects.
- ▌ Pandas Dataframe Plotting Interface · holobiomicslabUse when you have mass spectrometry data (retention time, m/z, intensity, or mobility dimensions) already loaded into a Pandas DataFrame and need to produce publication-ready or exploratory visualizations. Use this when you want to leverage Pandas' native .
- ▌ Parent Product Relationship Mapping · holobiomicslabUse when you have predicted biotransformation products from BioTransformer's environmental microbial degradation module (or similar rule-based prediction engines) and need to construct traceable lineages showing which parent compound(s) produced which metabolite(s) and what reaction type(s).
- ▌ Pathway Level Sample Stratification · holobiomicslabUse when you have per-sample metabolite abundance data and a metabolite-to-pathway association table, and need to assign each sample a dysregulation score for each pathway to enable downstream pathway-level classification, feature selection, or survival analysis.
- ▌ Pathway Level Statistical Inference · holobiomicslabUse when when you have genotype data (variants grouped by pathway annotation) and quantitative or binary phenotype data, and you want to test whether a pathway as a whole is associated with the phenotype, rather than testing individual variants.
- ▌ Peak Annotation With Bounding Boxes · holobiomicslabUse when you have isolated reference peaks from training chromatograms (ground-truth, single compounds per sample) and need to create a diverse, labelled training set large enough to train a CNN peak detector.
- ▌ Peak Center Coordinate Localization · holobiomicslabUse when you have LC-HRMS profile mode data with candidate peak regions (local maxima) exported as standardized rt×mz two-dimensional areas, and you need to automatically predict the precise peak-center location (both rt and mz coordinates) rather than relying on manual inspection or simple.
- ▌ Peak Integration Quality Assessment · holobiomicslabUse when you have a metabolomic feature table (rows=features, columns=samples) with peak height and peak area measurements from chromatographic processing, and you suspect data quality issues such as misaligned features or erratic peak integration across your sample cohort.
- ▌ Peptide Sequence Annotation Mapping · holobiomicslabUse when you have PSM files from a proteomics search engine (e.g., MaxQuant, MSGFPlus, MS Amanda) and need to convert their native modification notation into HUPO-PSI ProForma v2 format before rescoring. Specifically, use it when: (1) search engines report modifications with custom labels (e.
- ▌ Pre Analytical Stability Assessment · holobiomicslabUse when you have identified a set of lipid or polar metabolite analytes to measure from blood samples and need to determine whether they will remain stable under your planned or actual pre-analytical handling conditions (time delays before/after centrifugation and processing temperatures).
- ▌ Prediction Ensemble Post Processing · holobiomicslabUse when you have retention order predictions from multiple trained ROASMI models (e.g., ROASMI_1 through ROASMI_5) for the same set of compounds and need to estimate prediction uncertainty to support small molecule identification.
- ▌ Pubchem Compound Database Retrieval · holobiomicslabUse when you need to supply candidate metabolite structures for mass spectrometry annotation when working within an integrative metabolomics data analysis workflow (such as MAGMa).
- ▌ Python Conda Environment Management · holobiomicslabUse when when setting up a multi-language data analysis pipeline that requires both R and Python components to coexist with exact version constraints, especially when deep learning (keras) and machine learning (caret, pROC) packages must share a common Python backend.
- ▌ Python Random Access Implementation · holobiomicslabUse when when you have an indexed gzip file (mzML.gz with internal index structure) and need to retrieve individual spectra or chromatograms by integer index without decompressing the entire file.
- ▌ Pytorch Model Checkpoint Management · holobiomicslabUse when you have a pretrained GNN-RT model trained on a reference molecular database and need to adapt it to predict LC retention times on a different in-house molecular dataset with potentially different chromatographic conditions or chemical space.
- ▌ Qc Biological Sample Stratification · holobiomicslabUse when after metabolomics data normalization when both QC (quality control) and biological samples have been used in the same normalization run.
- ▌ Qc Sample Integration Normalization · holobiomicslabUse when normalizing multi-batch metabolomics intensity matrices where QC samples are available alongside biological samples, and when you need to detect whether QC samples are representative of the biological population (i.e., whether they follow the same systematic drift).
- ▌ Ras Dependent Flux Boundary Setting · holobiomicslabUse when when you have a generic constraint-based metabolic model, cell-line-specific or sample-specific transcriptomics data (e.g., FPKM or RNA-seq), and need to generate cell-relative metabolic models that account for differential gene expression.
- ▌ Rdkit Molecular Property Extraction · holobiomicslabUse when when you have a set of compounds represented as SMILES strings and need to compute their molecular properties (neutral mass, adduct-adjusted masses, mordred descriptors) for comparison against experimental peaks, retention time predictions, or similarity-based filtering thresholds during.
- ▌ Regression Model Evaluation Metrics · holobiomicslabUse when after training a deep-learning regression model (e.g., for CCS prediction from voxel projected area features), evaluate it on held-out test data to report per-molecule predictions and aggregate performance metrics.
- ▌ REST API Query And Response Parsing · holobiomicslabUse when you have deployed a TensorFlow Serving instance (via docker-compose or equivalent) and need to verify that the model's input layer names ('input_2048' and 'input_4096') and output layer name ('output') match the expected schema before integrating the model into a classification pipeline or.
- ▌ Retention Time Alignment Evaluation · holobiomicslabUse when you have run an NPP tool (XCMS, MZmine 2, etc.) on mzML files and need to assess whether the alignment stage preserved peak detection fidelity and isotopologue abundance ratios.
- ▌ Retention Time Intensity Extraction · holobiomicslabUse when when you have imported mass spectrometry data in .raw, .d, or mzXML format and need to generate a TIC plot to visualize overall sample ionization intensity as a function of retention time.
- ▌ Root Developmental Tissue Profiling · holobiomicslabUse when you have CDF-format mass spectrometry imaging files from plant roots with accompanying MATLAB workspace files (.mat), and your research goal is to reproduce linear-axis intensity profiles, feature distributions, and spatial metrics reported in a prior publication (e.g., Sama et al. 2025).
- ▌ Sample Quality Assessment Using Pca · holobiomicslabUse when after loading and basic filtering of (un)targeted metabolomic data (sample/feature missingness, peak area filters) but before aggregation or statistical modeling.
- ▌ Script Reproducibility Verification · holobiomicslabUse when when you have access to a repository containing simulation scripts (e.g., Type I error and power simulation code) and need to verify that the published findings—specifically reported error rates or power estimates—can be independently regenerated by re-running the deposited code.
- ▌ Semantic Version Parsing Comparison · holobiomicslabUse when before executing a bioinformatics pipeline that depends on multiple R packages with strict version constraints (e.g., DaDIA, which requires R ≥4.0, XCMS ≥3.11.4, and metaMS =1.25.1).
- ▌ Sequence File Inventory Enumeration · holobiomicslabUse when when you maintain a repository with local sequence files and need to determine which sequences are not publicly available in NCBI GenBank/RefSeq databases—for example, to distinguish proprietary or supplementary sequence data from publicly registered entries, or to create an inventory.
- ▌ Sequence To Sequence Model Training · holobiomicslabUse when you have paired multimodal scientific data (e.
- ▌ Smiles Sdf Molecule Format Handling · holobiomicslabUse when when you have molecular structures in SMILES or SDF format that need to be passed to CyProduct for metabolite prediction, or when you need to switch between string-based and file-based molecular representations for compatibility with different CYP450 enzyme prediction workflows.
- ▌ Spatial Transcriptomics Integration · holobiomicslabUse when you have paired spatial transcriptomics and spatial metabolomics datasets from the same sample(s) that are at different spatial resolutions or coordinate systems, and you need to integrate them for joint analysis of cross-modal spatial patterns.
- ▌ Spectral Database Schema Validation · holobiomicslabUse when when you have compiled raw mass spectrometry transition data (precursor m/z, product m/z, intensity, retention time, compound IDs) from experiments or external sources, and need to prepare it for ingestion into the EISA-EXPOSOME R Shiny platform for suspect screening.
- ▌ Spectral Intensity Trace Extraction · holobiomicslabUse when you have a Thermo Fisher Orbitrap .raw file and need to recover the intensity profile of a specific m/z value or peptide across the LC separation dimension (chromatogram), particularly when calibrating retention times against internal standards (iRT peptides), performing quality control.
- ▌ Spectral Quality Metrics Extraction · holobiomicslabUse when you have multi-sample MS1 data (from Agilent, Thermo, Bruker, or mzML formats) and need to quantify ion-level quality attributes—such as signal consistency, noise characteristics, or chromatographic stability—to either flag outlier samples or validate data fitness for downstream.
- ▌ Streamlit Session State Integration · holobiomicslabUse when when building a Streamlit web application that must coordinate stateful workflow execution across multiple reruns triggered by user interactions (e.
- ▌ Structured Data Matrix Construction · holobiomicslabUse when you have raw LipidSearch or LIQUID output files (CSV or TSV format) containing lipid identifiers and quantification columns (relative intensity or area values), and need to construct a clean, analyzable data matrix with consistent lipid nomenclature and no missing values in critical fields.
- ▌ Tensorflow Serving Layer Inspection · holobiomicslabUse when after deploying a TensorFlow model via TensorFlow Serving (e.
- ▌ Test Suite Execution And Validation · holobiomicslabUse when when you have cloned or obtained a Python package repository and need to verify that the package can be installed from source and that its test suite passes without errors.
- ▌ Unknown Sample Reference Comparison · holobiomicslabUse when you have a preprocessed unknown sample spectrum (m/z peaks and intensities) from high-throughput mass spectrometry (DI-MS, ASAP-MS, or ambient ionization methods) and need to identify the species or authenticate a sample against a curated reference database of known spectra.
- ▌ Web API Service Integration Mapping · holobiomicslabUse when you need to support multiple external services (CIR, CTS, PubChem, IDSM, BridgeDb, RDKit) for chemical identifier conversions (.
- ▌ Within Subject Correlation Modeling · holobiomicslabUse when your metabolomics dataset is in long format with repeated measurements per subject (id), a grouping variable (e.g., disease status or treatment arm), and metabolite abundances measured across time or visits.