Nektarios Valous

 Scientist, journal editor, and hobbyist photographer

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About

I am working at the German Cancer Research Center (DKFZ) and the National Center for Tumor Diseases (NCT) Heidelberg. I am located at the Center for Quantitative Analysis of Molecular and Cellular Biosystems (Bioquant).

I am founding editor and executive editor of the open access peer-reviewed journal ImmunoInformatics (Elsevier). Editorial board member of Applied Sciences and AI in Medicine.

You can check my profile on: LinkedIn, Google Scholar, ResearchGate, ORCID, Scopus, and Web of Science.

I am a hobbyist photographer (also on Facebook and Instagram).



Recent publications

Computational workflows for natural and biomedical image processing based on hypercomplex algebras, Patterns.
Article link · PDF link | Commissioned preview paper: Article link · PDF link

Confocal Raman microspectroscopy for spatially resolved tissue characterisation of disease-linked spectra-pathological signatures, Clinical and Translational Medicine.
Article link · PDF link

Novel computational workflows for natural and biomedical image processing based on hypercomplex algebras, arXiv.
Preprint link · PDF link · Python and MATLAB code

Isolation of a tumor neoantigen specific CD8+ TCR from a skin biopsy of a vaccination site, OncoImmunology.
Article link · PDF link · Supplemental material

Graph machine learning for integrated multi-omics analysis, British Journal of Cancer.
Article link · PDF link



Guest-editing of special issues

Computational Multi-omics Integration in Immunology: From Single Cells and Spatial Maps to Clinical Translation.
Journal and Link: to be announced

Digital Pathology and Computational Tissue Phenotyping as Clinical Endpoints in Gastrointestinal Oncology.
Journal and Link: to be announced

Deep Learning Applications in Image Analysis; Applied Sciences, 2026. Open for submission.
Link

Hypercomplex Signal and Image Processing, Part 1; IEEE Signal Processing Magazine, 41(2), 2024.
Issue link · Editorial link

Hypercomplex Signal and Image Processing, Part 2; IEEE Signal Processing Magazine, 41(3), 2024.
Issue link · Editorial link

COVID-19 and Computational Immunology; ImmunoInformatics, 2022.
Link



Conference session organizer and chair

7th American Mathematical Society special session on Computational Biomedicine: New Frontiers in Methods and Applications at the Joint Mathematics Meetings (JMM) 2026. Previous sessions: 2025, 2024, 2023, 2022 I and II, 2021, 2020.



Forthcoming Conference presentations

Keynote speaker at the Empowering Novel Geometric Algebra for Graphics & Engineering (ENGAGE) 2026 Workshop, under the auspices of Computer Graphics International (CGI) 2026; London, UK.



E-mail
nek[dot]valous[at]nct-heidelberg[dot]de