Results 21 to 30 of about 70,576 (258)

Countermeasures [PDF]

open access: yesExtended Abstracts of the 2019 CHI Conference on Human Factors in Computing Systems, 2019
Ubiquitous computing is leading to ubiquitous sensing. Sensor components such as motion, proximity, and biometric sensors are increasingly common features in everyday objects. However, the presence and full capabilities of these components are often not clear to users. Sensor-enhanced objects have the ability to perceive without being perceived.
openaire   +2 more sources

Experimental evaluation of two software countermeasures against fault attacks [PDF]

open access: yes, 2014
Injection of transient faults can be used as a way to attack embedded systems. On embedded processors such as microcontrollers, several studies showed that such a transient fault injection with glitches or electromagnetic pulses could corrupt either the ...
Dehbaoui, Amine   +4 more
core   +5 more sources

A Radio Environment Maps Estimation Algorithm based on the Pixel Regression Framework for Underlay Cognitive Radio Networks Using Incomplete Training Data

open access: yesSensors, 2020
In the underlay cognitive radio networks, the radio environment maps (REMs) estimation is the main challenge in sensing the idle wireless spectrum resources.
Xu Han, Lei Xue, Ying Xu, Zunyang Liu
doaj   +1 more source

Asymmetric Leakage from Multiplier and Collision-Based Single-Shot Side-Channel Attack [PDF]

open access: yes, 2016
The single-shot collision attack on RSA proposed by Hanley et al. is studied focusing on the difference between two operands of multiplier. It is shown that how leakage from integer multiplier and long-integer multiplication algorithm can be asymmetric ...
Daisuke SUZUKI   +2 more
core   +2 more sources

A New Method of Measurement Matrix Optimization for Compressed Sensing Based on Alternating Minimization

open access: yesMathematics, 2021
In this paper, a new method of measurement matrix optimization for compressed sensing based on alternating minimization is introduced. The optimal measurement matrix is formulated in terms of minimizing the Frobenius norm of the difference between the ...
Renjie Yi, Chen Cui, Biao Wu, Yang Gong
doaj   +1 more source

Effects of Sex and Gender on Adaptation to Space: Musculoskeletal Health [PDF]

open access: yes, 2014
There is considerable variability among individuals in musculoskeletal response to long-duration spaceflight. The specific origin of the individual variability is unknown but is almost certainly influenced by the details of other mission conditions such ...
Bemben, Debra   +5 more
core   +2 more sources

A Method of Constructing Measurement Matrix for Compressed Sensing by Chebyshev Chaotic Sequence

open access: yesEntropy, 2020
In this paper, the problem of constructing the measurement matrix in compressed sensing is addressed. In compressed sensing, constructing a measurement matrix of good performance and easy hardware implementation is of interest. It has been recently shown
Renjie Yi   +3 more
doaj   +1 more source

Efficient Waveform Design Method for Target Estimation Under the Detection and Peak-to-Average Power Ratio Constraints in Cognitive Radar

open access: yesIEEE Access, 2019
This paper addresses the waveform design problem to estimate the target impulse response (TIR) of the temporally correlated extended target in a cognitive radar, subject to a detection constraint and a peak-to-average power ratio constraint.
Tianduo Hao, Chen Cui, Yang Gong
doaj   +1 more source

Lymphocyte Membrane‐ and 12p1‐Dual‐Functionalized Nanoparticles for Free HIV‐1 Trapping and Precise siRNA Delivery into HIV‐1‐Infected Cells

open access: yesAdvanced Science, 2023
Despite the success of small interfering RNA (siRNA) in clinical settings and its potential value in human immunodeficiency virus (HIV) therapy, the rapid clearance and absence of precise delivery to target cells still hinder the therapeutic effect of ...
Jinbang Zhang   +15 more
doaj   +1 more source

Shipborne Multi-Function Radar Working Mode Recognition Based on DP-ATCN

open access: yesRemote Sensing, 2023
There has been increased interest in recognizing the dynamic and flexible changes in shipborne multi-function radar (MFR) working modes. The working modes determine the distribution of pulse descriptor words (PDWs).
Tian Tian   +5 more
doaj   +1 more source

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