Topic · Molecular Biology · Biochemistry, Genetics and Molecular Biology
Fractal and DNA sequence analysis
OpenAlex topic; a paper is listed when OpenAlex scores it at least 0.5 for this topic.
93 papers
UniWave-2: A Hybrid Model for Nucleic Acid Waveform Feature Extraction Enhanced by Fourier and Wavelet Transforms
Hao Zhang, Yujun Qi, Yulan Feng, Lili Wang
UniWave-2 improves nucleic acid sequence analysis by integrating hydrophobicity, enhancing waveform resolution with Fourier and wavelet transforms, and using a lightweight GRU model for efficient feature extraction.
bioRxiv · Sep 27, 2026 · PreprintBioinformatics
Genome-wide mapping of persistent long-range correlation in the complete telomere-to-telomere human reference genome
Kleio Papatheodorou, Georgios Megalovasilis, Apostolos Zaravinos, Ilias Georgakopoulos‐Soares
The paper maps long-range correlations in the complete telomere-to-telomere human genome, revealing heterogeneous genomic structure and chromosome-specific scaling.
bioRxiv · Jul 19, 2026 · PreprintGenomics
Genome-wide Pervasiveness and Localized Variation of k-mer-based Genomic Signatures in Eukaryotes
Niousha Sadjadi, Camila P. E. de Souza, Gurjit S. Randhawa, Kathleen Allen Hill, Lila Kari A
This study investigates the pervasiveness and variation of genomic signatures across eukaryotic genomes using k-mer-based FCGR analysis, identifying localized exceptions and developing tools for improved taxonomic classification.
Scientific Reports · Jun 12, 2026Peer-reviewedBioinformatics
Entropy Fusion DNA: Alignment-Free Gene Fusion Detection through Entropy and Mutual Information Descriptors
Gerardo Benevento, Delfina Malandrino, Alessia Ture, Rocco Zaccagnino
This paper introduces an alignment-free method using information-theoretic features to detect gene fusions, achieving strong performance in classification and partner prediction.
bioRxiv · May 30, 2026 · PreprintBioinformatics
In silico restriction site analysis of whole genome sequences shows patterns caused by selection and sequence duplications
The paper analyzes whole genome sequences to identify non-random patterns in restriction site distributions, showing deviations from random sequences and effects of GC content and repetitive elements.
bioRxiv · May 16, 2026 · PreprintGenomics
Quaternion Spectral Fingerprinting of DNA: GPU-Accelerated Multi-Channel Fourier Analysis for Alignment-Free Genomics
This paper introduces a quaternion Fourier transform framework for DNA sequence analysis, demonstrating its ability to detect structural periodicities and spectral signatures across multiple species.
bioRxiv · Apr 9, 2026 · PreprintBioinformatics
Proteins as Statistical Languages: Information-Theoretic Signatures of Proteomes Across the Tree of Life
The paper introduces information-theoretic descriptors to analyze protein sequences as statistical languages, showing that real proteomes exhibit structured dependencies beyond simple compositional models.
bioRxiv · Feb 8, 2026 · PreprintBioinformatics
dna-parser: a Python library written in Rust for fast encoding of DNA and RNA sequences
Matthieu Vilain, Stéphane Aris‐Brosou
dna-parser encodes DNA and RNA sequences into numerical features efficiently using Rust and Python, offering fast and parallel processing.
bioRxiv · Jan 21, 2026 · PreprintBioinformatics
UniWave: A Waveform-Based Encoding Framework for Nucleic Acid Feature Extraction
Hao Zhang, Yujun Qi, Lili Wang
UniWave converts nucleotide sequences into continuous waveforms for improved genomic analysis, outperforming traditional methods in multiple tasks.
bioRxiv · Jan 13, 2026 · PreprintBioinformatics
Efficient training of neural networks using natural vectors with covariates for the plant microRNA precursor prediction.
Javier Israel Montalvo-Arredondo, Marco A. Juárez-Verdayes
This study evaluates neural networks trained with natural vectors incorporating covariance for predicting plant microRNA precursors, showing improved performance in feature prediction and classification.
bioRxiv · Jan 9, 2026 · PreprintBioinformatics
High dimensional tissue specific regulatory codes embedded in viral coding regions
Alma Davidson, Marina Parr, Franziska Totzeck, Alexander Churkin, Danny Barash, Dmitrij Frishman, Tamir Tuller
This study shows that high dimensional silent patterns in viral coding regions encode regulatory codes related to viral tropism using a novel computational measure.
bioRxiv · Dec 27, 2025 · PreprintSystems Biology
Solving the gene classification problem with a novel Gene Space approach
Konstantin Zaytsev, Natalya S. Bogatyreva, Alexey N. Fedorov
This paper introduces a Gene Space framework to characterize genome organization by analyzing nucleotide token frequencies, enabling species-specific gene classification and evolutionary pathway constraints.
International Journal of Molecular Sciences · Dec 10, 2025Peer-reviewedBioinformatics
Discovery of Inverted Repeats and Palindromes in Viral Genomes
Madhura Sen, G. Rivera, Jingxiang Gao, Matthew Shtrahman, Madhavi K. Ganapathiraju
The paper identifies over 19 million inverted repeats in 14,000 viral genomes using BLMT, highlighting their prevalence and potential biological significance.
bioRxiv · Nov 10, 2025 · PreprintBioinformatics
Positional frequency chaos game representation for machine learning-based classification of crop lncRNAs
Athanasios Papastathopoulos-Katsaros, Zhandong Liu
This paper introduces PFCGR, a new encoding method for classifying plant lncRNAs using machine learning, achieving high accuracy with significantly reduced computational time compared to DNABERT.
IEEE International Conference on Bioinformatics and Bioengineering (BIBE) · Nov 6, 2025Peer-reviewedBioinformatics
A DNA Sequence Imaging Approach to Predict Splice Sites Using Deep Learning
Espoir K. Kabanga, Seonil Jee, Arnout Van Messem, Wesley De Neve
This paper introduces a DNA sequence imaging method for splice site prediction, showing that DFCP outperforms FCGR using deep learning on Arabidopsis and human data.
bioRxiv · Jun 24, 2025 · PreprintBioinformatics
Alignment Free Viral Sequence Classification
Daniel J. van Zyl, Marcel Dunaiski, Houriiyah Tegally, Cheryl Baxter, Túlio de Oliveira, Joicymara Santos Xavier, Christina Riley, Anna Winters, Vivek Naranbhai, Felix Made, Salim Abdool Karim, Kennedy Otwombe, Alash’le Abimiku, Sophia Osawe, James Onyemata, , Xin Wu
This study evaluates alignment-free methods for viral sequence classification, showing high accuracy and efficiency on SARS-CoV-2, dengue, and HIV datasets.
BMC Genomics · Apr 18, 2025Peer-reviewedGenomics
Frequency Chaos Game Representation - Singular Value Decomposition for Alignment-Free Phylogenetic Analysis
Varsha Achuthan, Deeptangi Mangsuli, Neelam Sinha, Shweta Ramdas
This paper introduces SVD-FCGR, an alignment-free phylogenetic analysis method using SVD on FCGR, showing improved resolution and scalability over MEGA for viral datasets.
bioRxiv · Apr 16, 2025 · PreprintBioinformatics
Musical Insights into Protein Sequences and Functions via NMR Data
Zahra Moosavi-Movahedi, Parinaz Lordifard, Ramin Akhavijou, Kaveh Kavousi, Shohreh Ariaeenejad, Reza Beh-Afarin, Amir Mohammad Mortazavian, Abbas Shockravi, Ali Akbar Moosavi‐Movahedi
This paper converts protein sequences into music using NMR data, assigning notes based on amino acid frequencies and relaxation periods, and applies set theory to analyze homologous beta-globin sequences.
bioRxiv · Mar 9, 2025 · PreprintBioinformatics
TIPs-VF: An augmented vector-based representation for variable-length DNA fragments with sequence, length, and positional awareness
TIPs-VF provides a variable-length DNA sequence encoding framework that improves representation of genetic sequences for machine learning by incorporating sequence, length, and positional awareness.
bioRxiv · Feb 15, 2025 · PreprintBioinformatics
DNA walk of specific fused oncogenes exhibit distinct fractal geometric characteristics in nucleotide patterns
Abhijeet Das, Manas Sehgal, Ashwini Singh, Rishabh Goyal, Mallika Prabhakar, Jeremy Fricke, Isa Mambetsariev, Prakash Kulkarni, Mohit Kumar Jolly, Ravi Salgia
The paper uses fractal geometry and DNA walk analysis to identify distinct geometric features in nucleotide patterns of oncogenes and tumour-suppressor genes, highlighting their potential in cancer research.
Physica A Statistical Mechanics and its Applications · Feb 11, 2025Peer-reviewedBioinformatics
Preserving Hidden Hierarchical Structure: Poincare Distance for Enhanced Genomic Sequence Analysis
Sarwan Ali, Haris Mansoor, Prakash Chourasia, Imdad Ulla Khan, Murray Patterson
This paper introduces Poincare distance measures for genomic and proteomic sequence analysis, showing improved performance in classification tasks compared to existing methods.
Communications in computer and information science · Jan 1, 2025Peer-reviewedGenomics
Prioritization of Lung Cancer Candidate Genes using Moment of Inertia Tensor Analysis
Ayushi Dwivedi, Mallikarjuna Thippana, P. Manimaran, Vaibhav Vindal
This study prioritizes lung cancer candidate genes using moment of inertia tensor analysis of amino acid physicochemical properties, identifying four genes linked to poor survival.
bioRxiv · Oct 18, 2024 · PreprintBioinformatics
DNA N-gram Analysis Framework (DNAnamer): A generalized N-gram frequency analysis framework for the supervised classification of DNA sequences
DNAnamer is a framework that uses N-gram frequency analysis to classify DNA sequences, identifying species, functional elements, and contamination.
Heliyon · Aug 24, 2024Peer-reviewedGenomics
Quantum mechanical electronic and geometric parameters for DNA k-mers as features for machine learning
Kairi Masuda, Adib Afandi Abdullah, Patrick Pflughaupt, Aleksandr B. Sahakyan
The paper provides a database of quantum mechanical and geometric features for DNA k-mers and demonstrates their use in predicting A to C mutation rate constants.
Scientific Data · Aug 22, 2024Peer-reviewedBioinformatics
Laws of genome nucleotide composition
The paper proposes and validates three mathematical laws of genome nucleotide composition across three domains of life.
Genomics Proteomics & Bioinformatics · Aug 1, 2024Peer-reviewedBioinformatics
Improved Python Package for DNA Sequence Encoding using Frequency Chaos Game Representation
Abhishek Halder, Piyush Piyush, Bernadette Mathew, Debarka Sengupta
The paper introduces a Python package for DNA sequence encoding using Frequency Chaos Game Representation (FCGR), showing improved accuracy and efficiency over an R-based library for DNA sequences.
bioRxiv · Apr 14, 2024 · PreprintBioinformatics
The determinants of the rarity of nucleic and peptide short sequences in nature
Nikol Chantzi, Manvita Mareboina, Maxwell A. Konnaris, Austin Montgomery, Michail Patsakis, Ioannis Mouratidis, Ilias Georgakopoulos‐Soares
The paper calculates the rarity of short nucleic and peptide sequences across genomes and proteomes, finds dipeptide rarity in peptides but not dinucleotides, and develops predictive models for sequence frequency.
NAR Genomics and Bioinformatics · Mar 18, 2024Peer-reviewedGenomics
Complexity And Ergodicity In Chaos Game Representation Of Genomic Sequences
Adel Mehrpooya, Iman Tavassoly
The paper analyzes the Chaos Game Representation of genomic sequences to assess ergodicity and finds that CGRs are non-ergodic due to distribution properties of nucleotide sequences.
bioRxiv · Dec 30, 2023 · PreprintBioinformatics