Results 141 to 150 of about 319,379 (315)

PancDS in Real‐World Practice: A Prospective Multicenter Validation of a Clinical Decision‐Support System Bridging Experience Gaps in Pancreatic Lesion Diagnosis

open access: yesAdvanced Science, EarlyView.
A biomimetic artificial intelligence system, PancDS, has been developed to distinguish pancreatic ductal adenocarcinoma from mass‐forming pancreatitis by adaptively integrating clinical data, radiomics, and deep learning features. Validated across multicenter, reader‐study, and prospective settings, PancDS improves diagnostic accuracy, particularly for
Zhibo Wang   +13 more
wiley   +1 more source

Santa Fe (ATSF) 512

open access: yes, 1938
A photograph print showing Santa Fe (ATSF) 512, 4-4-2 (Class 507), Shopton ...
Schick, Joseph
core  

Noninvasive Characterization of Tumor Heterogeneity in HNSCC: From Clinical Utility to Biological Correlates

open access: yesAdvanced Science, EarlyView.
This study establishes a CT‐based radiomics framework to quantify intratumoral heterogeneity (ITH) in HNSCC. Using unsupervised clustering, tumor ROIs and VOIs are analyzed to calculate 2D/3D ITH scores. The score shows strong predictive value for prognosis and immunotherapy response, and is associated with tumor metabolism and immune microenvironment,
Xinwei Chen   +15 more
wiley   +1 more source

Password Algorithm 512×512

open access: yes
Password Algorithm 512×512 (PAP-512 v2 ),a fundamentally new architecture base on dual asymetric pyramids operating in opposite directions ( tip-base and base-tip) with K2 activation in every round. PAP-512 v2 resist differential attack, related- key attacks, length extension attacks, and fixed-point attacks.
openaire   +1 more source

Clinical Evaluation of New Radioimmunoassay for ICA 512/IA-2 Autoantibodies - Comparative Analysis with Radioligand Binding Assay -

open access: yes, 2000
1型糖尿病における新しい膵島自己抗体として発見されたICA512/lA-2抗体の一般臨床での測定を目的としたキット(RIA法)が開発された.今回われわれは,キットの判定の正確さを明らかにするために,1型糖尿病患者72例.2型糖尿病患者127例および健常人71例の血清を用いて,従来使用されている高感度のradioligand binding assay法(RBA法)と,その1型糖尿病における疾患感度および特異性を比較検討した.RIA法およびRBA法によるICA512/lA-2抗体の陽性率は ...
川崎, 英二   +12 more
core  

Engineered Optogenetic Circuits In Yeast with Self‐Sustained Outputs

open access: yesAdvanced Science, EarlyView.
Optogenetic quorum‐sensing (OptoQS) circuit enables Saccharomyces cerevisiae to record transient light stimulus with self‐sustained outputs. Panel a indicates the design of the OptoQS circuit based on G‐protein coupled receptor (GPCR) signaling cascade. Panel b indicates the mode of action of surrogate messenger‐mediated signal transmission at the cell
Cong Fan   +7 more
wiley   +1 more source

512×512 Inverted Hash

open access: yes
We present the 512×512 Inverted Hash, a novel cryptographic hash function based on a pyramidal reduction architecture with a structural inversion mechanism. The design operates on 256-byte input blocks, maintains a 256-byte ( 2048-bit ) internal state, and produces a 256-byte output through 24 permutation rounds.
openaire   +1 more source

Thermal Spin Coated PbS QD SWIR Imager for Non‐Invasive Glucose Monitoring

open access: yesAdvanced Science, EarlyView.
Thermal spin‐coating enables controlled film formation of PbS quantum dots, leading to denser packing, reduced defect‐assisted transport, and improved carrier extraction. The resulting photodetectors exhibit suppressed dark current, enhanced responsivity, and faster response.
Lei Rao   +9 more
wiley   +1 more source

Double Pyramidal Hash 512×512

open access: yes
The Double Pyramidal Hash 512×512 (DPH512), this algorithm ingest data blocks into two independent 512-byte arrays processed simultaneously. The architecture is officially subject to an open cryptanalytic challenge. DPH512 prioritizes low-footprint, deterministic diffusion.
openaire   +1 more source

Photoelectric‐Coupled Ferroelectric Heterojunctions for Ultrahigh NO2 Sensing With Polarization‐Memory‐Assisted Interfacial Modulation

open access: yesAdvanced Science, EarlyView.
This study demonstrates a Bi2WO6/SrBi2Ta2O9 heterojunction where light‐driven ferroelectric polarization reversal couples with persistent photoconductivity, enabling exclusive NO2 selective room‐temperature sensing. The device achieves a two‐order‐of‐magnitude sensitivity enhancement over an unpolarized device, a sub‐ppb detection limit, and robust ...
Liping Tan   +11 more
wiley   +1 more source

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