imputation
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973 papers
Inverted genomic regions between reference genome builds in humans impact imputation accuracy and decrease the power of association testing
Xin Sheng, Lucy Y. Xia, Jordan Li Cahoon, David V. Conti, Christopher A. Haiman, Linda Kachuri, Charleston W. K. Chiang
The paper identifies inverted genomic regions between human reference genome builds that affect imputation accuracy and association testing power, proposing a heuristic to correct these issues.
Human Genetics and Genomics Advances · Nov 11, 2022Peer-reviewedGenomics
Single Pixel Reconstruction Imaging: taking confocal imaging to the extreme
S. Streckaite, D. Frolov, J. Chmeliov, A. Gelzinis, C. Ilioaia, S. Rimsky, R. van Grondelle, L. Valkunas, A. Gall, B. Robert
This paper introduces SPiRI, a method that improves confocal microscopy resolution by using single-pixel image reconstruction, achieving 330 nm axial resolution and better 3D imaging of cellular structures.
bioRxiv · Nov 8, 2022 · PreprintBiophysics
Resolution doubling in light-sheet microscopy via oblique plane structured illumination
B. Chen, B.-J. Chang, P. Roudot, F. Zhou, E. Sapoznik, M. Marlar-Pavey, J. Hayes, P. Brown, C.-W. Zeng, T. Lambert, J. R. Friedman, C.-L. Zhang, D. T. Burnette, D. P. Shepherd, K. M. Dean, R. P. Fiolka
This paper demonstrates isotropic resolution doubling in light-sheet microscopy using oblique plane structured illumination, achieving sub-150nm lateral resolution with reduced phototoxicity and faster volumetric imaging.
Nature Methods · Nov 1, 2022Peer-reviewedBiophysics
SMbiot: A Shared Latent Model for Microbiomes and their Hosts
Madan Krishnamurthy, Lukas Herron, Dwi Susanti, Alyssa Volland, Germán Plata, Purushottam D. Dixit
SMbiot identifies low-dimensional latent variables that capture host-microbiome associations and predicts missing metadata or community compositions.
bioRxiv · Oct 28, 2022 · PreprintSystems Biology
Deep generative modeling and clustering of single cell Hi-C data
Qiao Liu, Wanwen Zeng, Wei Zhang, Sicheng Wang, Hongyang Chen, Rui Jiang, Mu Zhou, Shaoting Zhang
This paper introduces scDEC-Hi-C, a deep generative framework for analyzing single cell Hi-C data, showing improved clustering and imputation over existing methods.
Briefings in Bioinformatics · Oct 25, 2022Peer-reviewedBioinformatics
SUMMIT: An integrative approach for better transcriptomic data imputation improves causal gene identification
Zichen Zhang, Ye Eun Bae, Jonathan R. Bradley, Lang Wu, Chong Wu
SUMMIT improves transcriptomic data imputation and TWAS power by using large eQTL summary datasets, identifying 11 causal genes for COVID-19 severity.
Nature Communications · Oct 25, 2022Peer-reviewedGenetic & Genomic Medicine
Fast-exchanging spirocyclic rhodamine probes for aptamer-based super-resolution RNA imaging
D. Englert, E.-M. Burger, J. Lackner, M. Lampe, B. Bühler, F. Grün, J. Schokolowski, G. U. Nienhaus, A. Jäschke, M. Sunbul
This paper introduces RhoBAST:SpyRho, a fluorescent probe for high-resolution RNA imaging, showing improved brightness, fluorogenicity, and performance in super-resolution techniques.
bioRxiv · Oct 24, 2022Biophysics
KBeagle: An Adaptive Strategy and Tool for Improvement of Imputation Accuracy and Computing Efficiency
Jie Qin, Xinrui Liu, Yaxin Liu, Wei Peng, Yixi Kangzhu, Jincheng Zhong, Jiabo Wang
KBeagle improves imputation accuracy and reduces computing time by integrating K-Means clustering with Beagle software for genotype imputation.
bioRxiv · Oct 22, 2022 · PreprintBioinformatics
MSBooster: Improving Peptide Identification Rates using Deep Learning-Based Features
Kevin Yang, Fengchao Yu, Guo Ci Teo, Vadim Demichev, Markus Ralser, Alexey I. Nesvizhskii
MSBooster improves peptide identification rates by integrating deep learning-based features into existing workflows with MSFragger and Percolator.
bioRxiv · Oct 19, 2022 · PreprintBioinformatics
A comparative analysis of current phasing and imputation software
Adriano De Marino, Abdallah Amr Mahmoud, Madhuchanda Bose, Karatuğ Ozan Bircan, Andrew Terpolovsky, Varuna Bamunusinghe, Sandra Bohn, Umar Khan, Biljana Novković, Puya G. Yazdi
This study benchmarks phasing and imputation software using three datasets, finding Beagle 5.2 most accurate for common markers and IMPUTE5 for low-frequency markers, while also creating an automated pipeline for customized chip design.
PLoS ONE · Oct 19, 2022Peer-reviewedGenomics
Imputation of Low-density Marker Chip Data in Plant Breeding: Evaluation of Methods Based on Sugar Beet
Tobias A. M. Niehoff, Torsten Pook, Mahmood Gholami, Timothy M. Beissinger
This paper evaluates imputation methods for low-density marker data in sugar beet breeding, finding that AlphaPlantImpute2 performs well with default settings while Beagle benefits from parameter tuning, and combining both tools yields the highest accuracy.
The Plant Genome · Oct 18, 2022Peer-reviewedBioinformatics
Joint Variational Autoencoders for Multi-Modal Imputation and Embedding
Noah Cohen Kalafut, Xiang Lin Huang, Daifeng Wang
JAMIE imputes and embeds multimodal single-cell data with partial modality matches, outperforming existing methods and providing mechanistic insights.
bioRxiv · Oct 15, 2022 · PreprintBioinformatics
Field dependent deep learning enables high-throughput whole-cell 3D super-resolution imaging
S. Fu, W. Shi, T. Luo, Y. He, L. Zhou, J. Yang, Z. Yang, J. Liu, X. Liu, Z. Guo, C. Yang, C. Liu, Z.-l. Huang, J. Ries, M. Zhang, , Y. Li
This paper introduces FD-DeepLoc, a deep learning method for high-throughput 3D super-resolution imaging over a large field of view using a sCMOS camera.
bioRxiv · Oct 14, 2022Biophysics
FIST-nD: A tool for n-dimensional spatial transcriptomics data imputation via graph-regularized tensor completion
Thomas Karl Atkins, Tianci Song, Rui Kuang
FIST-nD imputes 2D and 3D spatial transcriptomics data using graph-regularized tensor completion, improving accuracy for downstream analyses.
bioRxiv · Oct 12, 2022 · PreprintBioinformatics
Simultaneous multicolor fluorescence imaging using duplication-based PSF splitting
R. Van den Eynde, F. Hertel, S. Abakumov, B. Krajnik, S. Hugelier, A. Auer, J. Hellmeier, T. Schlichthaerle, R. M. Grattan, D. S. Lidke, R. Jungmann, M. Leutenegger, W. Vandenberg, P. Dedecker
The paper introduces a method to enhance fluorescence imaging by splitting the PSF into multiple copies, enabling simultaneous multicolor imaging with super-resolution and single-molecule capabilities.
bioRxiv · Oct 4, 2022 · PreprintBiophysics
A hybrid reconstruction of the physical model with the deep-learning that improves structured illumination microscopy
J. Wang, J. Fan, B. Zhou, X. Huang, L. Chen
This paper introduces a hybrid method combining a physical model with deep learning to improve structured illumination microscopy, achieving better artifact suppression and resolution in low SNR images.
bioRxiv · Oct 4, 2022Bioengineering
DomainRank: Improving Biological Data Sets With Domain Knowledge and Google's PageRank
Michael Schneider, Juri Rappsilber, Oliver Brock
DomainRank improves biological data quality using domain knowledge and PageRank, enhancing interaction detection and contact prediction in proteomics and cross-linking experiments.
bioRxiv · Sep 26, 2022 · PreprintBioinformatics
Rapid, Reference-Free Human Genotype Imputation with Denoising Autoencoders
Raquel Dias, Doug Evans, Shang‐Fu Chen, Kaiyu Chen, Salvatore Loguercio, Leslie Chan, Ali Torkamani
This paper introduces a denoising autoencoder for rapid, reference-free human genotype imputation, achieving higher accuracy and faster runtime than standard methods.
eLife · Sep 23, 2022Peer-reviewedBioinformatics
Homologue Series Detection and Management in LC-MS data with homologueDiscoverer
Kevin Mildau, Justin J. J. van der Hooft, Mira Flasch, Benedikt Warth, Yasin El Abiead, Gunda Koellensperger, Jürgen Zanghellini, Christoph Büschl
The paper introduces homologueDiscoverer, an R package for detecting and managing homologue series in LC-MS data through interactive plots and local databases.
Bioinformatics · Sep 23, 2022Peer-reviewedBioinformatics
EagleImp: Fast and Accurate Genome-wide Phasing and Imputation in a Single Tool
Lars Wienbrandt, David Ellinghaus
EagleImp provides fast and accurate genome-wide phasing and imputation, outperforming existing tools in speed while maintaining or improving accuracy.
Bioinformatics · Sep 19, 2022Peer-reviewedBioinformatics
HOPE-SIM, a cryo-structured illumination fluorescence microscopy system for accurately targeted cryo-electron tomography
S. Li, X. Jia, T. Niu, X. Zhang, C. Qi, W. Xu, H. Deng, F. Sun, G. Ji
The paper introduces HOPE-SIM, a cryo-CLEM system that improves targeting precision for cryo-ET by integrating 3D SIM and software, achieving 150 nm correlation accuracy.
bioRxiv · Sep 16, 2022 · PreprintBiophysics
Optimized fluorescent proteins for 4-color and photoconvertible live-cell imaging in Neurospora crassa
Z. Wang, B. M. Bartholomai, J. J. Loros, J. C. Dunlap
The paper evaluates fluorescent proteins for 4-color and photoconvertible live-cell imaging in Neurospora crassa, introducing genetic tools and promoters for enhanced imaging capabilities.
bioRxiv · Sep 12, 2022Cell Biology
Miniaturised structured illumination microscopy using two 3-axis MEMS micromirrors
P. W. Tinning, M. Donnachie, J. Christopher, D. Uttamchandani, R. Bauer
This paper develops a compact structured illumination microscope using MEMS micromirrors to achieve improved lateral resolution in fluorescent samples.
bioRxiv · Sep 12, 2022 · PreprintCell Biology
Two-color live-cell STED nanoscopy by click labeling with cell-permeable fluorophores
C. Gregor, F. Grimm, J. Rehman, C. A. Wurm, A. Egner
This paper demonstrates two-color STED nanoscopy using organic fluorophores and click labeling for long-term imaging of living cells.
bioRxiv · Sep 11, 2022Biophysics
SOGO-SOFI, light-modulated super-resolution optical fluctuation imaging using only 20 raw frames for high-fidelity reconstruction
P. Xu, F. Xue, W. He, D. Peng, H. You, M. Zhang
This paper introduces SOGO-SOFI, a light-modulated super-resolution imaging technique that uses only 20 frames for high-fidelity reconstruction, achieving higher temporal resolution and reduced artifacts compared to pcSOFI.
bioRxiv · Sep 3, 2022Biophysics
Evaluation of Vicinity-based Hidden Markov Models for Genotype Imputation
Su Wang, Miran Kim, Xiaoqian Jiang, Arif O. Harmanci
This paper evaluates local hidden Markov models for genotype imputation, showing they can accurately impute common, uncommon, and rare variants.
BMC Bioinformatics · Aug 29, 2022Peer-reviewedBioinformatics
Super-resolution vibrational imaging based on photoswitchable Raman probe
J. Shou, A. Komazawa, Y. Wachi, M. Kawatani, H. Fujioka, S. J. Spratt, T. Mizuguchi, K. Oguchi, F. Obata, R. Tachibana, Y. Misawa, R. Kojima, Y. Urano, M. Kamiya, Y. Ozeki
This paper introduces RESORT microscopy using photoswitchable Raman probes to achieve super-resolution vibrational imaging of live cells with high chemical specificity and spatial resolution.
bioRxiv · Aug 28, 2022Bioengineering