Results 51 to 60 of about 778,732 (345)

Array signal processing for maximum likelihood direction-of-arrival estimation [PDF]

open access: yes, 2013
Emitter Direction-of-Arrival (DOA) estimation is a fundamental problem in a variety of applications including radar, sonar, and wireless communications.
He, B., Li, M., Lu, Y.
core   +1 more source

PYCR1 inhibition in bone marrow stromal cells enhances bortezomib sensitivity in multiple myeloma cells by altering their metabolism

open access: yesMolecular Oncology, EarlyView.
This study investigated how PYCR1 inhibition in bone marrow stromal cells (BMSCs) indirectly affects multiple myeloma (MM) cell metabolism and viability. Culturing MM cells in conditioned medium from PYCR1‐silenced BMSCs impaired oxidative phosphorylation and increased sensitivity to bortezomib.
Inge Oudaert   +13 more
wiley   +1 more source

A novel adaptive beamforming scheme for array signal data processing

open access: yesEURASIP Journal on Wireless Communications and Networking, 2023
When the desired signal data exists in the array received data or the steering vector has a mismatch problem, the current traditional adaptive beamformers will suffer from the effect of the desired signal cancelation phenomenon, resulting in a sharp ...
Heping Shi   +3 more
doaj   +1 more source

A synthetic benzoxazine dimer derivative targets c‐Myc to inhibit colorectal cancer progression

open access: yesMolecular Oncology, EarlyView.
Benzoxazine dimer derivatives bind to the bHLH‐LZ region of c‐Myc, disrupting c‐Myc/MAX complexes, which are evaluated from SAR analysis. This increases ubiquitination and reduces cellular c‐Myc. Impairing DNA repair mechanisms is shown through proteomic analysis.
Nicharat Sriratanasak   +8 more
wiley   +1 more source

Tensor-based approach to the co-prime planar array signal processing

open access: yesTongxin xuebao, 2020
For the co-prime planar array (CPPA) consisting of two sparse uniform rectangular array (URA),a new processing method based on tensor algebra was proposed to enhance the degrees of freedom (DoF).By dividing each URA into some overlapping subarrays,the ...
Wei RAO, Yufeng GUI, Dan LI
doaj   +2 more sources

RF photonic delay lines using space-division multiplexing

open access: yes, 2018
We review our last work on dispersion-engineered heterogeneous multicore fiber links designed to act as tunable true time delay lines for radiofrequency signals.
Garcia, Sergi, Gasulla, Ivana
core   +1 more source

A new approach to the spatio-temporal pattern identification in neuronal multi-electrode registrations [PDF]

open access: yes, 2007
A lot of methods were created in last decade for the spatio-temporal analysis of multi-electrode array (MEA) neuronal data sets. All these methods were implemented starting from a channel to channel analysis, with a great computational effort and ...
Federico Esposti   +2 more
core   +4 more sources

Cytoplasmic p21 promotes stemness of colon cancer cells via activation of the NFκB pathway

open access: yesMolecular Oncology, EarlyView.
Cytoplasmic p21 promotes colorectal cancer stem cell (CSC) features by destabilizing the NFκB–IκB complex, activating NFκB signaling, and upregulating BCL‐xL and COX2. In contrast to nuclear p21, cytoplasmic p21 enhances spheroid formation and stemness transcription factor CD133.
Arnatchai Maiuthed   +10 more
wiley   +1 more source

Signal processing for sensor arrays

open access: yesAnnals of Biomedical Engineering, 1991
Five methods have been developed to process output signals from sensor arrays to improve sensor characteristics. A multielement capacitive force sensor array with nonlinear characteristics and inter-element cross-talk was used to demonstrate and compare the performance of these methods: (1) Variable Threshold, which calculated a threshold value from a ...
Orhan Soykan   +2 more
openaire   +2 more sources

Effect of chemotherapy on passenger mutations in metastatic colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Changes in passenger mutation load and predicted immunotherapy response after chemotherapy treatment. Tumor cells rich with passenger mutations have increased sensitivity to chemotherapy. Correlation of passenger mutations with neoantigen load suggests highly mutated clones promote a more effective response to immunotherapy, and therefore, first‐line ...
Marium T. Siddiqui   +6 more
wiley   +1 more source

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