Results 61 to 70 of about 83,590 (265)

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Evaluation study on SAM 2 for class-agnostic instance-level segmentation

open access: yesCAAI Artificial Intelligence Research
Segment anything model (SAM) has demonstrated powerful zero-shot segmentation performance in natural scenes. The recently released segment anything model 2 (SAM2) has further heightened researchers’ expectations towards image segmentation capabilities ...
Jialun Pei   +2 more
doaj   +1 more source

Panoptic Instance Segmentation on Pigs

open access: yesCoRR, 2020
18 pages, 10 figures.
Johannes Brünger   +3 more
openaire   +2 more sources

Complete Instances Mining for Weakly Supervised Instance Segmentation

open access: yesProceedings of the Thirty-Second International Joint Conference on Artificial Intelligence, 2023
Weakly supervised instance segmentation (WSIS) using only image-level labels is a challenging task due to the difficulty of aligning coarse annotations with the finer task. However, with the advancement of deep neural networks (DNNs), WSIS has garnered significant attention.
Zecheng Li   +3 more
openaire   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

S4Net: Single stage salient-instance segmentation

open access: yesComputational Visual Media, 2020
In this paper, we consider salient instance segmentation. As well as producing bounding boxes, our network also outputs high-quality instance-level segments as initial selections to indicate the regions of interest.
Ruochen Fan   +5 more
doaj   +1 more source

Machine Learning for Instance Segmentation [PDF]

open access: yes, 2020
Volumetric Electron Microscopy images can be used for connectomics, the study of brain connectivity at the cellular level. A prerequisite for this inquiry is the automatic identification of neural cells, which requires machine learning algorithms and in particular efficient image segmentation algorithms. In this thesis, we develop new algorithms for
openaire   +2 more sources

YOLACT: Real-Time Instance Segmentation [PDF]

open access: yes2019 IEEE/CVF International Conference on Computer Vision (ICCV), 2019
Updated for ICCV 2019 and added ...
Daniel Bolya   +3 more
openaire   +2 more sources

EipFormer: Emphasizing Instance Positions in 3D Instance Segmentation

open access: yesCoRR, 2023
3D instance segmentation plays a crucial role in comprehending 3D scenes. Despite recent advancements in this field, existing approaches exhibit certain limitations. These methods often rely on fixed instance positions obtained from sampled representative points in vast 3D point clouds, using center prediction or farthest point sampling. However, these
Mengnan Zhao 0001   +3 more
openaire   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

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