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HolobiomicsLab

@holobiomicslab source repo

7377 published skills · page 51 of 74

  1. Quality Control Summary Generation · holobiomicslab
    Use when after applying one or more mpactr filters (mispicked, group, CV, or insource) to a peak table in a chained filtering workflow.
    0 installs
  2. Reaction Flux Concordance Analysis · holobiomicslab
    Use when you have computed RAS (Reaction Activity Scores) from transcriptomics and GPR rules, RPS (Reaction Propensity Scores) from intracellular metabolomics via mass-action kinetics, and flux distribution differences (FFD) from constraint-based sampling across multiple biological samples.
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  3. Rescore Training Data Augmentation · holobiomicslab
    Use when when you have TCN-predicted candidate formulas with ranked scores and need to train a Siamese rescore model to re-rank those candidates.
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  4. Sample Batch Metadata Organization · holobiomicslab
    Use when you have tab-delimited metabolomics data with columns for aliquot identifiers, compound names, peak areas (primary and internal standard), sample type (QC, study sample, calibration), batch labels, and injection times, and need to construct a single unified object for batch correction.
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  5. Sample Metadata Integration For Qc · holobiomicslab
    Use when when you have an aligned MemoMatrix (sample-by-feature occurrence matrix where features are MS2 peaks and neutral losses) and corresponding sample annotations (especially blank/control sample labels), and you need to exclude background-derived peaks and losses before applying visualization.
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  6. Sample Spectrum Metadata Alignment · holobiomicslab
    Use when you have a GNPS task ID from a completed molecular networking workflow (METABOLOMICS-SNETS, METABOLOMICS-SNETS-V2, FEATURE-BASED-MOLECULAR-NETWORKING on GNPS1, or classical_networking_workflow / feature_based_molecular_networking_workflow on GNPS2) and need to access the resulting spectral.
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  7. Simulation Evaluation Data Capture · holobiomicslab
    Use when when you have simulated DDA (data-dependent acquisition) scans from a ViMMS Environment and need to (1) quantify how well the simulated acquisition matched real or reference data (via evaluation metrics), and (2) export the results as standards-compliant mzML files for comparison with.
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  8. Spectral Feature Vector Generation · holobiomicslab
    Use when you have a collection of MS/MS spectra in standard formats (mzML, MGF) and need to perform rapid similarity search, clustering, or joint analysis across millions of spectra without repeated peptide database searches.
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  9. Spectral Fingerprint Vectorization · holobiomicslab
    Use when you have MS2 fragmentation spectra from multiple metabolomics samples and need to compare them in a retention time-agnostic manner, especially when samples are chemically diverse, acquired with different LC methods or mass spectrometer technologies (e.
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  10. Spectral Library Candidate Ranking · holobiomicslab
    Use when after MS2Deepscore has selected the top 2000 candidate spectra from a library based on spectral similarity, and you need to re-rank these candidates to surface the single match (either exact or analogue) rather than rely on raw spectral similarity alone.
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  11. Spectral Library Database Querying · holobiomicslab
    Use when you have one or more MS/MS query spectra (in mzML, mgf, msp, mzxml, json, or pickled matchms format) and a pre-built spectral library stored in SQLite with precomputed MS2Deepscore embeddings.
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  12. Spectral Library Format Conversion · holobiomicslab
    Use when when you have mass spectral libraries from multiple sources (NIST, MoNA, RIKEN, GNPS) in disparate formats (MSP, MGF, MOL folder structures) or with misaligned metadata (e.
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  13. Spectral Library Msp Serialization · holobiomicslab
    Use when after generating in-memory lipid spectra (with m/z, intensity, and metadata such as lipid class, fatty acid composition, and adduct type) when you need to export those spectra as a reusable MSP-format spectral library for downstream identification tasks in Excalibur, Skyline, or NIST MS.
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  14. Spectral Library Schema Validation · holobiomicslab
    Use when after harmonizing MS/MS spectra and metadata fields (compound identifiers, adduct annotations, collision energies, instrument types) to a common schema, and before exporting the spectral library to standardized formats (mzML, mzTab, or repository-native format).
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  15. Spectral Search Logic Control Flow · holobiomicslab
    Use when when you need to understand or modify how MS2Query routes query spectra through its dual-pathway architecture, or when integrating MS2Query into another tool and need to trace how spectral similarity scores (MS2Deepscore) feed into library-match versus analogue-search branches with.
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  16. Spectral Similarity Scoring Cosine · holobiomicslab
    Use when you have a collection of preprocessed and cleaned mass spectrometry spectra (in mzML, mzXML, msp, MGF, or JSON format) and need to compute all-pairs or targeted spectral similarity scores to identify related spectra, perform spectral library searches, or build a similarity network.
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  17. Spectrum Binning And Normalization · holobiomicslab
    Use when you have raw, high-resolution MS/MS spectra in mzML, mzXML, or MGF format that need to be prepared for fast similarity searching or clustering.
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  18. Stable Isotope Labeling Proteomics · holobiomicslab
    Use when when you have mass spectrometry data (MS1/MS2 scans from ThermoFisher .raw files, mzML, or MGF) from cells or organisms cultured with stable isotope-enriched substrates (e.g., 13C, 15N, 2H) at any enrichment level (natural 1.
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  19. System Call Invocation Via System2 · holobiomicslab
    Use when you need to query or extract data from Thermo Fisher Scientific .raw files or other proprietary binary formats accessible only through a compiled external executable (e.g., RawFileReader .NET assembly). The executable returns text or structured output (e.
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  20. Tandem Mass Spectra Interpretation · holobiomicslab
    Use when you have an unknown MS/MS spectrum (tandem mass spectrum) with a measured precursor m/z and fragment peaks, and you need to assign the most likely molecular formula and ionization adduct (e.g., [M+H]+, [M+Na]+, [M+K]+).
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  21. Tandem Mass Spectrum Normalization · holobiomicslab
    Use when preparing tandem MS/MS datasets for cross-dataset similarity analysis or spectral matching, particularly when datasets originate from different instruments, acquisition dates, or sample preparation protocols that may introduce systematic variations in peak intensities.
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  22. Target List Matching And Alignment · holobiomicslab
    Use when you have LC-MS data (mzML or netCDF format) and a predefined list of target metabolites with known m/z values and retention time windows that you wish to extract and quantify.
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  23. Tensor Preprocessing Normalization · holobiomicslab
    Use when when you have raw MS/MS spectral data in the form of intensity arrays indexed by m/z values and need to feed them into the Spec2Mol encoder neural network. Apply this skill before encoder inference to ensure spectral inputs conform to the encoder's expected dimensionality and value ranges.
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  24. Threshold Based Library Validation · holobiomicslab
    Use when you have downloaded or cloned a fragmentation library repository (such as LipidMatch) and need to verify that it contains the expected breadth of coverage across both molecular diversity (distinct species count) and chemical classification (lipid-type category count).
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  25. Lcms Peak Detection And Alignment · holobiomicslab
    Use when you have one or more raw mzXML or mzML LCMS data files (from DDA, DIA, or fullscan acquisition) and need to extract quantitative metabolite features for multi-sample comparative analysis.
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  26. Lcms Spectral Peak Classification · holobiomicslab
    Use when you have raw LC-MS spectral peak data (in the format provided by DOI 10.25345/C5FD2F) and need to build a classifier that can distinguish valid peaks from false positives or background noise without manual feature engineering.
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  27. Library Analogue Search Branching · holobiomicslab
    Use when when you need to reconstruct or validate the control-flow architecture of a spectral search system that must handle both exact-match library lookups and analogue discovery in a single pass, particularly when the system uses pre-computed embeddings for efficiency and machine learning for.
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  28. Link Graph Assembly And Traversal · holobiomicslab
    Use when after running a scoring algorithm (e.g., MetcalfScoring) on paired genomic and metabolomic datasets.
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  29. M Z Metabolite Annotation Mapping · holobiomicslab
    Use when when you have a spatial metabolomics or LC-MS dataset with detected m/z features (as a feature matrix or SpaMTP Seurat object) and need to assign metabolite identities. Specifically: you have observed m/z values, you know the ionization polarity and expected adduct form (e.
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  30. Machine Learning Model Evaluation · holobiomicslab
    Use when you have a trained NeatMS neural network model and a labelled validation dataset of MS1 peaks (annotated as 'High_quality' or 'Low_quality'), and you need to identify the scalar probability threshold that separates true positive from false positive peak classifications in your specific.
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  31. Mass Accuracy Tolerance Filtering · holobiomicslab
    Use when when you have a peaklist from IDSL.IPA or similar peak-picking tools (containing observed m/z and intensity values) and need to assign molecular formulas from a prioritized chemical space.
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  32. Mass Isotopologue Adduct Grouping · holobiomicslab
    Use when after sample alignment has established consensus retention time and m/z coordinates across all samples, and you need to identify and merge peaks that represent isotopologues (e.g., ¹³C variants) or adducts (e.
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  33. Mass Range Constraint Application · holobiomicslab
    Use when when generating a virtual chemical mixture for LC-MS/MS simulation, or when sampling molecular formulas from a metabolite database (such as HMDB), you need to restrict the sample to a specific m/z window that matches your instrument's acquisition range or your analytical focus.
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  34. Mass Spectra Embedding Extraction · holobiomicslab
    Use when you have tandem mass spectra (MS/MS) in .msp format and need dense, chemically meaningful vector representations for library matching, similarity computation, or structural clustering. Apply this when comparing spectra across large reference databases (e.
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  35. Mass Spectrometry Data Extraction · holobiomicslab
    Use when you have native Thermo Fisher RAW mass spectrometry files and need to extract scan-level metadata (retention time, total ion current, scan mode), MS1/MS2 peak lists with m/z and intensity arrays, or instrument/LC/MS method details for downstream computational analysis, QC, or cross-sample.
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  36. Mass Spectrometry Data Validation · holobiomicslab
    Use when when reproducing or validating a tandem mass spectrometry denoising pipeline on mzML files with known feature precursor m/z and RT coordinates, compare pre- and post-filter counts of spectra and fragments at each major step (TIC cutoff, intra-spectrum grouping, frequency-based labeling).
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  37. Mass Spectrometry Database Search · holobiomicslab
    Use when you have an unknown mass spectrum (or a representative metabolite spectrum from public data) and need to identify it by comparing it against a large reference library—particularly when the database contains billions of spectra and earlier tools like MASST are too slow or resource-intensive.
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  38. Mass Spectrometry Feature Mapping · holobiomicslab
    Use when you have (1) aligned LC-MS/MS feature quantification matrix (features × fractions with m/z and RT for each feature), (2) bioassay activity measurements across the same fractions, and (3) need to assign bioactivity values to individual molecular network nodes to identify bioactive compounds.
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  39. Mass Spectrometry File Validation · holobiomicslab
    Use when after MSConvert has converted vendor-specific raw mass spectrometry data (ThermoFisher, Agilent, or equivalent formats) on a Linux system and before initiating analysis in MSThunder.
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  40. Mass Spectrometry Library Ranking · holobiomicslab
    Use when you have a set of unidentified tandem mass spectra (queries) and need to identify them by matching against a curated reference library (e.g., GNPS Orbitrap dataset).
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  41. Mass Spectrum Basepeak Extraction · holobiomicslab
    Use when when you have Thermo Fisher Scientific .raw files from Orbitrap instruments and need to build a quantitative summary of MS1 acquisition intensity dynamics across a run—specifically, the m/z and intensity of the most intense peak in each MS1 scan.
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  42. Mass Spectrum Prediction Modeling · holobiomicslab
    Use when you have a collection of molecular structures (SMILES or chemical graphs) with paired experimental tandem mass spectra and want to build or benchmark a predictive model.
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  43. Mass To Charge Tolerance Matching · holobiomicslab
    Use when you have statistically significant LC-MS features and need to group them into structural clusters. Specifically, use it after selecting features by p-value threshold (e.g., p < 0.
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  44. Mass Tolerance Window Calibration · holobiomicslab
    Use when when implementing adduct detection in LC-MS metabolomics workflows, after defining theoretical adduct mass offsets (e.g., [M+NH4]+ at +17.0266 Da, [M+K]+ at +38.9815 Da), and before assigning adduct labels to a feature table.
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  45. Mass Track Extraction And Binning · holobiomicslab
    Use when when you have centroid mzML files from LC-MS metabolomics acquisition and need to construct sample-level mass tracks before cross-sample alignment. Specifically: you are starting fresh with vendor-converted or pre-processed mzML input;
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  46. Mass2motif Parameter Optimization · holobiomicslab
    Use when when you have a preprocessed bag-of-fragments corpus from tandem mass spectrometry spectra and need to train an MS2LDA model to discover Mass2Motifs.
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  47. Mb Vip Feature Importance Ranking · holobiomicslab
    Use when after fitting a Multi-Block PLS (MB-PLS) discriminant or regression model on multi-assay LC-MS intensity data (e.g., HPOS, LPOS, LNEG blocks), and you need to identify which features drive model performance and warrant further statistical validation or biological interpretation.
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  48. Metabcombiner Object Construction · holobiomicslab
    Use when you have two peak-picked, conventionally aligned untargeted LC-MS metabolomics datasets (metabData objects) acquired under different conditions and need to identify overlapping <m/z, retention time> features across them.
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  49. Metabolite Feature Anova Analysis · holobiomicslab
    Use when you have normalized abundance data from LC-MS/MS for multiple samples classified into three or more discrete groups (e.
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  50. Metabolite Feature Column Mapping · holobiomicslab
    Use when you have peak-picked LC-MS metabolomics data in a tabular format (R data frame) with columns for mass-to-charge ratio, retention time, feature identifiers, adduct annotations, and sample measurements, but the column names do not follow a standard naming convention.
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  51. Metabolite Mass Database Matching · holobiomicslab
    Use when after features have been grouped into empirical compounds (empCpds) with inferred molecular formulas and adduct assignments by khipu, and you need to assign putative metabolite identities at the formula level.
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  52. Metabolite Ratio Batch Correction · holobiomicslab
    Use when your input is a SummarizedExperiment containing multiple batches or injection sequences of metabolomics samples (study samples, QC replicates, calibration lines) with measured ion areas for compounds and assigned internal standards.
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  53. Metabolite Set Annotation Mapping · holobiomicslab
    Use when you have a metabolomics peak intensity matrix with feature IDs (m/z, retention time, or arbitrary peak identifiers) and need to assign these peaks to standardized metabolite databases or spectral groupings (KEGG compounds, ChEBI IDs, GNPS Molecular Families, or MS2LDA Mass2Motifs) before.
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  54. Metabolomic Heatmap Visualization · holobiomicslab
    Use when after completing feature annotation and reaction assignment in an untargeted metabolomics workflow, specifically when you have a feature-by-sample intensity matrix aligned with metabolite identities and want to communicate cluster structure, reaction pathway groupings, and feature.
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  55. Metabolomic Signal Quantification · holobiomicslab
    Use when you have raw untargeted LC/MS data in open mzML or mzXML format and need to extract a quantified feature matrix (m/z and retention time coordinates with sample intensities) without prior knowledge of optimal signal detection parameters, batch effects, or quality control samples.
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  56. Metabolomics Data Format Handling · holobiomicslab
    Use when you have raw LC-MS data in mzML or equivalent binary format from a public repository (MetaboLights, MassIVE) or instrument vendor output, and need to ingest it into MetaboAnalystR 4.0 for unified LC-MS1 feature detection and MS/MS spectra processing.
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  57. Metabolomics Data Quality Metrics · holobiomicslab
    Use when you have a Sciex Multiquant (≥v3.0.3) txt export containing QCpool sample measurements at multiple timepoints within a sequence, and you need to flag compounds with high technical variability or signal degradation before proceeding to statistical analysis or interpretation of.
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  58. Missing Peak Imputation Fillpeaks · holobiomicslab
    Use when apply fillPeaks after retention time alignment (whether XCMS or ncGTW) when feature matrices contain missing peaks across samples due to alignment gaps or detection failures.
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  59. Molecular Network Node Annotation · holobiomicslab
    Use when you have a GNPS-generated molecular network (classical or feature-based workflow) and corresponding MS2LDA LDA experiment results (Mass2Motif assignments and/or chemical class predictions), and you need to propagate those annotations to individual network nodes to support visual and.
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  60. Molecular Networking Construction · holobiomicslab
    Use when you have LC-MS/MS DDA data from one or more samples and need to organize fragmentation spectra by similarity relationships to support compound annotation, enable cross-sample comparisons, and identify known and unknown metabolites sharing structural features.
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  61. Molecular Representation Encoding · holobiomicslab
    Use when when you have a molecular target compound defined by SMILES, InChI, or chemical formula and need to feed it into a pretrained spectrum prediction model (ICEBERG or SCARF) to generate tandem mass spectra or conduct structural elucidation.
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  62. Ms Dial Export File Specification · holobiomicslab
    Use when you have MS-DIAL 4 or MS-DIAL 5 alignment results and need to configure LipoCLEAN for quality filtering of lipid identifications. Use this skill at the start of a LipoCLEAN analysis when you need to specify which MS-DIAL export files to analyze and how to locate them.
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  63. Ms Dial Peak Character Estimation · holobiomicslab
    Use when you have a filtered MS-DIAL peak list (post-generic filtering, containing m/z, retention time, and peak intensity metrics for each feature) and need to group features into clusters that represent true metabolite signals rather than instrumental or chemical artifacts.
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  64. Ms Ms Spectral Data Preprocessing · holobiomicslab
    Use when when you have MS/MS spectral data (raw or intermediate format) that must be fed into the Mass2SMILES Docker container or similar deep learning models for MS/MS-to-structure inference.
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  65. Ms1 Scan Extraction And Filtering · holobiomicslab
    Use when you have a Thermo Fisher Scientific .raw file from an Orbitrap instrument and need to programmatically retrieve MS1 spectral attributes (base-peak m/z, intensity, retention time) for downstream statistical analysis or quality control in R, rather than relying on external preprocessing.
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  66. Ms2 Fingerprint Vector Generation · holobiomicslab
    Use when you have LC-MS/MS data in mzML, mzXML, or MGF format from one or more metabolomics samples and need to compare samples that may have poor overlap in detected features, strong retention time shifts between runs, or were acquired on different LC methods or MS technologies (e.
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  67. Msconvert Parameter Configuration · holobiomicslab
    Use when you have acquired raw mass spectrometry data from ThermoFisher, Agilent, or compatible vendors in their native formats (.raw, .d, or equivalent) and need to prepare it for nontargeted analysis using MSThunder on a Linux system.
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  68. Multi Instrument Data Integration · holobiomicslab
    Use when you have DIA mass spectrometry raw files from multiple instrument types (timsTOF, TripleTOF, Orbitrap) in their native formats (.raw, .d, .
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  69. Mzml Format Export From Simulator · holobiomicslab
    Use when after running an Environment simulation in ViMMS that has generated MS1 and/or MS/MS scans from a virtual mass spectrometer and controller pair. Use this skill when you need to preserve the generated scans in a standard format compatible with existing metabolomics software (e.
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  70. Mzml Mzxml File Format Processing · holobiomicslab
    Use when your raw LC-MS data are in vendor-specific binary formats (e.g., .raw, .d, .
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  71. Neighbourhood Density Computation · holobiomicslab
    Use when after library-matching has produced ranked candidate spectra with MS2Deepscore embeddings.
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  72. Network Graph Manipulation Python · holobiomicslab
    Use when you have a molecular network graph exported from GNPS (as GraphML, JSON, or adjacency format) and separate experimental data (bioassay activity matrix, feature quantification table, or MS/MS annotations) indexed by feature ID, retention time, or m/z.
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  73. Network Node Attribute Assignment · holobiomicslab
    Use when you have constructed a NetworkX graph with LC-MS features as nodes and need to annotate each node with metadata derived from the MamsiStructSearch output (assay source, isotopologue group, adduct group, structural cluster ID, correlation cluster ID, and optional compound annotation).
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  74. Neutral Loss Composition Matching · holobiomicslab
    Use when after LDA modeling has inferred a set of Mass2Motifs (in JSON format) from preprocessed MS/MS spectra and you need to annotate these motifs by retrieving matching entries from a MotifDB reference database.
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  75. Peak Detection And Mass Alignment · holobiomicslab
    Use when when you have raw LC-MS/MS data files (.mzML, .raw, or vendor formats) from multiple samples and need to identify reproducible molecular features across the cohort before annotation or statistical analysis.
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  76. Peak Quality Label Stratification · holobiomicslab
    Use when when you have manually labeled LC-MS peaks as 'High quality' or 'Low quality' using NeatMS's annotation tool and need to create training/validation/test batches.
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  77. Peak Table Filtering Metabolomics · holobiomicslab
    Use when after generating a peak table from XCMS peakTable() output in an untargeted LC-MS metabolomics workflow, if your experimental design includes quality control (QC) samples (SampleType='LQC') and you want to exclude noisy or unstable EICs before building a peak quality classifier.
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  78. Peptide Spectrum Match Annotation · holobiomicslab
    Use when when you have a peptide sequence, observed MS2 spectrum peaks (m/z, intensity, charge state), and need to determine which theoretical fragment ions (B and Y ions) match the observed data—particularly in stable isotope probing (SIP) experiments where peptides carry heavy isotope labels (e.
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  79. Peptidoform Scoring And Filtering · holobiomicslab
    Use when after a transformer-based de novo sequencing model (such as Casanovo) generates candidate peptide sequences from MS/MS spectra, before exporting results or using them in database matching or visualization workflows.
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  80. Positive Mode Ionization Analysis · holobiomicslab
    Use when you have LC-MS metabolomics data in positive ionization mode and have already performed XCMS feature detection and RAMClustR clustering.
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  81. Positive Negative Class Balancing · holobiomicslab
    Use when when training a formula rescoring model on MS/MS spectra where positive examples (correct molecular formulas) are unevenly distributed across molecular formula groups or vastly outnumbered by negative examples (incorrect candidates), resulting in class imbalance that degrades model.
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  82. Ppm Tolerance Scoring And Ranking · holobiomicslab
    Use when you have extracted a list of candidate molecular formulae for a given m/z value and need to rank them by plausibility.
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  83. Precursor Ion Isolation Windowing · holobiomicslab
    Use when processing SWATH-MS (Sequential Windowed Acquisition of all Theoretical Mass-spectra) raw data files (mzML or vendor format) for untargeted metabolomics, specifically before attempting to deconvolute overlapping MS/MS spectra.
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  84. Precursor List Formatting For Dda · holobiomicslab
    Use when you have generated a lipid spectral library (lipid identities, adducts, m/z values, fragmentation patterns) and your downstream analysis requires DDA acquisition on an Orbitrap instrument using Excalibur software.
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  85. Probability Threshold Calibration · holobiomicslab
    Use when after training or loading a NeatMS neural network model, apply this skill when you have a labelled validation dataset and need to determine the optimal probability threshold that maximizes classification performance (true positives minus false positives).
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  86. Proteomics Data Format Conversion · holobiomicslab
    Use when you have vendor raw files (e.g., .raw from Thermo, .d from Agilent, .wiff2 from Sciex) that need to be converted to a standard format for analysis pipelines, data sharing, or when you require the high compression rates and fast decoding provided by Aird format.
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  87. Public Database Query Integration · holobiomicslab
    Use when you have an experimental MS/MS spectrum (m/z and intensity pairs with known precursor m/z) and need to identify the compound by searching against public repositories or a local reference library.
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  88. Qc Sample Classification Labeling · holobiomicslab
    Use when when loading multiple LC-MS runs (mzML files) into an MsExperiment object and the injection sequence contains an interleaved or documented pattern of QC and sample runs (e.g., two QC, four sample, two QC, four sample, two QC).
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  89. Quality Control Report Generation · holobiomicslab
    Use when after completing doAnalysis on an mzQuality SummarizedExperiment object with outlier detection, batch correction, and compound reliability filtering applied.
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  90. Query Result Serialization To CSV · holobiomicslab
    Use when after executing a MassQL query against mzML mass spectrometry files and obtaining a tabulated result DataFrame in memory.
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  91. R Script Validation And Execution · holobiomicslab
    Use when when you have obtained an R-based bioinformatic program (such as DNMS2Purifier.
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  92. R Statistical Model Serialization · holobiomicslab
    Use when after training a customized R statistical or machine learning model on annotated training data, you need to persist the trained model object for reuse in downstream analysis workflows without retraining.
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  93. R6 Reference Semantics Comparison · holobiomicslab
    Use when you need to understand or validate whether calling filter_mispicked_ions() (or similar R6 filter methods) with different copy_object settings will mutate your original data object in memory or preserve it.
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  94. Retention Time Prediction Scoring · holobiomicslab
    Use when you have a list of candidate metabolites for an unknown compound (from mass-to-structure search or library matching), experimental retention time(s) from one or more chromatographic methods, and access to a trained DNN RT predictor and meta-learned RT projection model.
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  95. Rippp Structure Database Matching · holobiomicslab
    Use when you have: (1) tandem MS/MS spectra in MGF, mzXML, mzML, or mzData format from LC-MS/MS analysis; (2) a set of predicted RiPP precursor peptides derived from genomic biosynthetic gene cluster mining (via antiSMASH, BOA, or raw FASTA);
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  96. Sample Relationship Visualization · holobiomicslab
    Use when after generating aligned MS2 fingerprints (sample-by-fingerprint matrices) from metabolomics data when you need to visually inspect sample clustering, identify sample similarities, or detect batch effects and RT shifts across different LC methods or mass spectrometer technologies.
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  97. Search Results Loader Integration · holobiomicslab
    Use when you have search result files from one or more DIA-MS analysis tools and need to load them into a unified environment for Q-value filtering, cross-tool comparison (upset plots), and interactive visualization of identifications, quantifications, and coefficient of variation metrics across.
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  98. Signal Noise Trade Off Evaluation · holobiomicslab
    Use when after generating consensus spectra with fragment recurrence frequencies, when you have replicate MS/MS spectra for features and need to choose a single frequency cutoff for denoising. Triggers include: (1) uncertainty about which frequency threshold to apply across all features;
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  99. Signal To Noise Ratio Computation · holobiomicslab
    Use when after peak detection in nontargeted LC-MS workflows when you have a feature table with detected peaks and need to assign quality scores or filter low-confidence features.
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  100. Spectral Candidate Classification · holobiomicslab
    Use when after performing spectral library matching of mass spectrometry peaks against a fragmentation library (e.
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