optimal transport
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550 papers
- Systems BiologyPLoS Computational BiologyPeer-reviewed
Optimal evaluation of energy yield and driving force in microbial metabolic pathway variants
Ahmed Taha, David R. Penas, Mauricio Patón…·Jorge Rodríguez
This paper develops a method to evaluate energy yield and driving force in microbial metabolic pathways using thermodynamic principles and multi-objective optimization, applied to propionate oxidation and reverse TCA cycle.
10 citations - Systems BiologyComputer Methods and Programs in BiomedicinePeer-reviewed
Model-driven optimal experimental design for calibrating cardiac electrophysiology models
Chon Lok Lei, Michael Clerx, David J. Gavaghan, Gary R. Mirams
This paper develops a method to automatically design optimal experimental protocols for calibrating cardiac electrophysiology models to better identify cell-specific parameters.
12 citations - BioinformaticsbioRxivPreprint
Optimal Transport Method-Based Gene Filter (GF) Denoising Algorithm for Enhancing Spatially Resolved Transcriptomics Data
Lin Du, Jingmin Kang, Hai‐Xi Sun, Bohan Zhang
This study introduces a gene filter denoising algorithm using optimal transport to reduce noise in spatially resolved transcriptomics data, improving clustering and cell type annotation.
DOI 10.1101/2023.07.01.547049 - Cancer BiologybioRxivPreprint
Therapy-associated remodeling of pancreatic cancer revealed by single-cell spatial transcriptomics and optimal transport analysis
C. Shiau, J. Cao, M. T. Gregory…·W. L. Hwang
This study uses single-cell spatial transcriptomics and optimal transport analysis to reveal therapy-induced changes in pancreatic cancer microenvironment interactions.
DOI 10.1101/2023.06.28.546848 - NeurosciencebioRxivPreprint
Temporal spiking sequences in visual cortex carry unique information about natural movies
Boris Sotomayor-Gómez, Francesco Paolo Battaglia, Martin A. Vinck
The paper compares spike-rate and spike-timing codes in visual cortex during natural movie viewing, finding that temporal spiking sequences carry more information and are more stable than spike-rate vectors.
- BioengineeringbioRxiv
Transfemoral limb loss modestly increases the metabolic cost of optimal control simulations of walking
R. H. Miller, E. M. Bell, E. Russell Esposito
This study uses optimal control simulations to show that transfemoral limb loss modestly increases walking metabolic cost, but large discrepancies in gait analysis may be avoidable.
DOI 10.7717/peerj.16756 - Systems BiologyBioinformaticsPeer-reviewed
ISRES+: An improved evolutionary strategy for function minimization to estimate the free parameters of Systems Biology models
Prasad U. Bandodkar, Razeen Shaikh, Gregory T. Reeves
ISRES+ improves parameter estimation in systems biology models by enhancing an evolutionary strategy to better minimize error functions.
- BioengineeringbioRxiv
AddBiomechanics: Automating model scaling, inverse kinematics, and inverse dynamics from human motion data through sequential optimization
K. Werling, N. A. Bianco, M. Raitor…·C. K. Liu
AddBiomechanics automates biomechanical analysis of human motion data, reducing processing time from days to minutes and achieving accuracy comparable to manual methods.
- BioinformaticsBioinformaticsPeer-reviewed
Optimization-Based Decoding of Imaging Spatial Transcriptomics Data
John P Bryan, Loïc Binan, Cai McCann…·Brian Cleary
The paper introduces JSIT, an optimization-based method for decoding imaging spatial transcriptomics data with lower magnification, improving throughput and recovery performance over standard methods.
8 citations - Cell BiologybioRxivPreprint
TANGO-Light - optogenetic control of transcriptional modulators
A. Przybyszewska-Podstawka, J. Kalafut, J. Czapinski…·A. Rivero-Muller
The paper introduces an optogenetic system to control transcriptional modulators using light, enabling precise modulation of cell fate and signaling pathways.
DOI 10.1101/2023.05.31.543150 - NeurosciencebioRxivPreprint
Spatial Tracking Across Time (STAT): Tracking Neurons Across In-Vivo Imaging Sessions through Optimizing Local Neighborhood Motion Consistency
Shijie Gu, Emily L. Mackevicius, Michale S. Fee, Pengcheng Zhou
The paper introduces a method to track neurons across multiple in-vivo imaging sessions without requiring full field-of-view registration, validated on simulated and experimental datasets.
2 citations - Systems BiologyiSciencePeer-reviewed
Automated design of gene circuits with optimal mushroom-bifurcation behaviour
Irene Otero‐Muras, Rubén Perez‐Carrasco, Julio R. Banga, Chris P. Barnes
This paper presents an optimization-based method to design synthetic gene circuits with specified bifurcation diagrams, focusing on mushroom bifurcation for applications in biosensors and synthetic biology.
12 citations - BioinformaticsbioRxivPreprint
Pangenome calculation beyond the species level using RIBAP: A comprehensive bacterial core genome annotation pipeline based on Roary and pairwise ILPs
Kevin Lamkiewicz, Lisa-Marie Barf, Konrad Sachse, Martin Hölzer
RIBAP improves pangenome analysis by using ILP to refine gene clusters, outperforming existing tools in identifying core genes across diverse bacterial genomes.
- NeurosciencebioRxivPreprint
Optimisation of asymmetric field pulses for transcranial magnetic stimulation
This paper optimises asymmetric field pulses for transcranial magnetic stimulation to reduce energy loss and coil heating, showing that asymmetric pulses with specific waveform characteristics are more power-efficient than conventional ones.
2 citations - Systems BiologyPLoS Computational BiologyPeer-reviewed
Toward an optimal contraception dosing strategy
Brenda Lyn A. Gavina, Aurelio A. de los Reyes V, Mette Sofie Olufsen…·Johnny T. Ottesen
This paper uses optimal control theory on a menstrual cycle model to determine minimal hormone doses and timing for contraception, achieving up to 92% reduction in estrogen monotherapy.
9 citations - BioinformaticsBioinformaticsPeer-reviewed
Unmixing Fluorescence Image Data with Sparse and Low-Rank Poisson Regression
Ruogu Wang, Alex A. Lemus, Colin M. Henneberry…·Alex M. Valm
This paper introduces a sparse and low-rank Poisson unmixing method to improve fluorescence image unmixing accuracy in low signal-to-noise regimes with overlapping fluorophores.
12 citations - NeuroscienceConference on Information Sciences and SystemsPeer-reviewed
Stacking multiple optimal transport policies to map functional connectomes
Javid Dadashkarimi, Matthew Rosenblatt, Amin Karbasi, Dustin Scheinost
This paper extends the CAROT method to stack multiple optimal transport mappings between atlases, improving efficiency while maintaining performance in connectome reconstruction.
DOI 10.1109/ciss56502.2023.10089693 - BioinformaticsPLoS Computational BiologyPeer-reviewed
OSCAR: Optimal subset cardinality regression using the L0-pseudonorm with applications to prognostic modelling of prostate cancer
Anni S. Halkola, Kaisa Joki, Tuomas K. Mirtti…·Teemu D. Laajala
OSCAR uses an L0-pseudonorm approach to select sparse prognostic features in prostate cancer, balancing model accuracy and clinical implementation costs.
6 citations - BioinformaticsMethods in Ecology and EvolutionPeer-reviewed
Lpnet: Reconstructing Phylogenetic Networks from Distances Using Integer Linear Programming
Mengzhen Guo, Stefan Grünewald
Lpnet reconstructs phylogenetic networks from distances using integer linear programming, improving approximation accuracy over Neighbor-net for most datasets.
- BioinformaticsNature BiotechnologyPeer-reviewed
TACCO: Unified annotation transfer and decomposition of cell identities for single-cell and spatial omics
Simon Mages, Noa Moriel, Inbal Avraham‐Davidi…·Mor Nitzan
TACCO is a framework for annotating cell identities in single-cell and spatial omics data, excelling in speed and performance across datasets.
93 citationstop 1% - NeuroscienceNeuroImagePeer-reviewed
A physical neural mass model framework for the analysis of oscillatory generators from laminar electrophysiological recordings
Roser Sanchez-Todo, André M. Bastos, Edmundo Lopez-Sola…·Giulio Ruffini
This paper introduces a physical neural mass model framework to infer oscillatory generator locations from laminar electrophysiological recordings in macaque monkeys.
45 citationstop 2% - EcologybioRxivPreprint
An efficient algorithm for Nash equilibria when harvesting interacting living resources
T. J. Del Santo O'Neill, A. G. Rossberg, R. P. Thorpe
The paper introduces an efficient algorithm for computing Nash equilibria in multispecies ecological models to improve fisheries management.
DOI 10.1101/2023.01.25.525330 - BioinformaticsNature MethodsPeer-reviewed
Screening cell-cell communication in spatial transcriptomics via collective optimal transport
Zixuan Cang, Yanxiang Zhao, Axel A. Almet…·Qing Hua Nie
This paper introduces COMMOT, a method for inferring cell-cell communication in spatial transcriptomics, and demonstrates its effectiveness across multiple datasets and technologies.
485 citationstop 1% - Systems BiologybioRxivPreprint
A Multiscale Protein Abundance Structured Population Kinetic Model Systematically Explores the Design Space of Constitutive and Inducible CAR-T cells
Harshana Rajakaruna, Milie Desai, Jayajit Das
This paper develops a framework called PASCAR to systematically explore CAR-T cell design space using multiscale models and optimization, showing intermediate CAR affinities reduce healthy cell lysis while maintaining tumor cell killing.
DOI 10.1101/2023.01.09.523295 - BioinformaticsFrontiers in NeurosciencePeer-reviewed
Restoring morphology of light sheet microscopy data based on magnetic resonance histology
Yuqi Tian, James J. H. Cook, G. Allan Johnson
This paper presents a method to register light sheet microscopy data with magnetic resonance histology to restore in-skull morphology, achieving accurate registration with low displacement error.
- BioinformaticsComputational and Structural Biotechnology JournalPeer-reviewed
Mapping the Energy Landscape of PROTAC-Mediated Protein-protein Interactions
José A. Villegas, Tasneem M. Vaid, Michael E. Johnson, Terry W. Moore
The paper develops a method to restrict the search space for PROTAC-mediated protein-protein interactions using a cyclic coordinate descent algorithm, showing the global minimum corresponds to native-like conformations.
11 citations - Synthetic BiologybioRxivPreprint
OptoCRISPRi-HD: engineering a green-light activated CRISPRi system with high dynamic range
This paper introduces a green-light activated CRISPRi system with a 40-fold dynamic range for precise gene repression in E. coli.
1 citation - BioengineeringbioRxivPreprint
Optimal Control of Neural Systems
This paper develops a data-driven framework for controlling neural systems using optimal control theory and deep learning, demonstrating its ability to restore function in simulated neural systems under perturbation.
DOI 10.1101/2022.12.24.521852