Results 81 to 90 of about 692,833 (333)

The Penrose Transform for Complex Projective Space [PDF]

open access: yesarXiv, 2008
Various complexes of differential operators are constructed on complex projective space via the Penrose transform, which also computes their cohomology.
arxiv  

SKA1 promotes oncogenic properties in oral dysplasia and oral squamous cell carcinoma, and augments resistance to radiotherapy

open access: yesMolecular Oncology, EarlyView.
The mitosis‐related gene SKA1 was among 629 genes consistently dysregulated in OSCC across nine public gene expression datasets. In OSCC cell lines, SKA1 promoted proliferation and migration, enhanced radioresistance, and reduced radiation‐induced senescence.
Alexander Michael Grandits   +7 more
wiley   +1 more source

Compact cosymplectic manifolds with transversally positive definite Ricci tensor [PDF]

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 1997
In this paper we study compact cosymplectic manifolds with transversally positive definite Ricci tensor, that is, compact cosymplectic manifolds such that its Ricci tensor is positive definite on vector fields orthogonal to the Reeb vector field of the ...
Manuel de León, Juan C. Marrero
doaj  

Multiple Cayley-Klein metric learning. [PDF]

open access: yesPLoS ONE, 2017
As a specific kind of non-Euclidean metric lies in projective space, Cayley-Klein metric has been recently introduced in metric learning to deal with the complex data distributions in computer vision tasks.
Yanhong Bi, Bin Fan, Fuchao Wu
doaj   +1 more source

Cohomological characterizations of the complex projective space [PDF]

open access: yesarXiv, 2015
In this survey, we discuss whether the complex projective space can be characterized by its integral cohomology ring among compact complex manifolds.
arxiv  

Addressing persistent challenges in digital image analysis of cancer tissue: resources developed from a hackathon

open access: yesMolecular Oncology, EarlyView.
Large multidimensional digital images of cancer tissue are becoming prolific, but many challenges exist to automatically extract relevant information from them using computational tools. We describe publicly available resources that have been developed jointly by expert and non‐expert computational biologists working together during a virtual hackathon
Sandhya Prabhakaran   +16 more
wiley   +1 more source

A differentiable sphere theorem for compact Lagrangian submanifolds in complex Euclidean space and complex projective space [PDF]

open access: yesarXiv, 2011
We obtain a new differentiable sphere theorem for compact Lagrangian submanifolds in complex Euclidean space and complex projective space.
arxiv  

Multi‐omics profiling reveals key factors involved in Ewing sarcoma metastasis

open access: yesMolecular Oncology, EarlyView.
Using a mouse model that recapitulates the spread of tumor cells within the body, we have profiled paired tumors and metastasis samples using a multiomics approach combining different layers of biological information. We identified key genes that drive metastasis in Ewing sarcoma.
Mariona Chicón‐Bosch   +11 more
wiley   +1 more source

Practical challenges in data‐driven interpolation: Dealing with noise, enforcing stability, and computing realizations

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary In this contribution, we propose a detailed study of interpolation‐based data‐driven methods that are of relevance in the model reduction and also in the systems and control communities. The data are given by samples of the transfer function of the underlying (unknown) model, that is, we analyze frequency‐response data.
Quirin Aumann, Ion Victor Gosea
wiley   +1 more source

Molecular and functional profiling unravels targetable vulnerabilities in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
We used whole exome and RNA‐sequencing to profile divergent genomic and transcriptomic landscapes of microsatellite stable (MSS) and microsatellite instable (MSI) colorectal cancer. Alterations were classified using a computational score for integrative cancer variant annotation and prioritization.
Efstathios‐Iason Vlachavas   +15 more
wiley   +1 more source

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