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11901
Protection-Enhanced Watermarking Scheme Combined With Non-Linear Systems
Published 2023-01-01“…Experimental results such as PSNR (peak signal-to-noise ratio), NC (normalized correlation), BER (bit error rate), CR (compression ratio), NPCR (number of pixel change rate), and SSIM (structural similarity index) indicate that the proposed technique approaches the standard main level The best-observed values for PSNR, SSIM, NC, and CR are 73.2211, 0.998816, 0.9997, and 0.9025 respectively.…”
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11902
nfluences of ammonium-nitrate, food waste compost and bacterial fertilizer on soluble soil nitrogen forms and on the growth of carrot (Daucus Carota L.)
Published 2014-04-01“…EM-1 bacterial fertilizer did not cause marked effect on yield and yield parameters of carrot plant, but its combination with other fertilizers promises a little bit higher yield or plant available nutrient in the soil. …”
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11903
Consumers’ Preferences for Purchasing mHealth Apps: Discrete Choice Experiment
Published 2023-09-01“…ResultsCost was the attribute that had the greatest effect on consumers’ choice of health apps (compared to HK $10 [US $1.27]—HK $50 [US $6.37]: β=−1.064; PPno security insurancesome security policiesPcomplete security systemPslightly usefulmoderately usefulPvery usefulPdata-consuminga bit data-consumingPdata-savingPPPneutralmoderately supportivePvery supportivePnot easy to usemoderately easy to usePvery easy to useP ConclusionsIt is recommended that future health apps keep their mobile data and phone storage consumption low, include a complete security system to protect personal health information, provide useful content and features, adopt user-friendly interfaces, and involve health care professionals. …”
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11904
Influence of Rotation Speed and Air Pressure on the Down the Hole Drilling Velocity for Borehole Heat Exchanger Installation
Published 2020-05-01“…The tests consider three drill bit diameters—110, 127 and 140 mm; three rotational speeds—20, 40 and 60 1/min; and three air pressures—16, 20 and 24 bar. …”
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11905
A 240 × 160 3D-Stacked SPAD dToF Image Sensor With Rolling Shutter and In-Pixel Histogram for Mobile Devices
Published 2022-01-01“…The SPADS consists of multiple 16<inline-formula> <tex-math notation="LaTeX">$\times$ </tex-math></inline-formula>16 SPADs top groups, in which each of 8 <inline-formula> <tex-math notation="LaTeX">$\times$ </tex-math></inline-formula> 8 SPADs sub-group shares a 10-bit, 97.65ps and 100ns range time-to-digital converter (TDC) in a quad-partition rolling shutter mode. …”
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11906
Impact of Equalization-Enhanced Phase Noise on Digital Nonlinearity Compensation in High-Capacity Optical Communication Systems
Published 2020-07-01“…EEPN-induced distortions become more significant with the increase of the local oscillator (LO) laser linewidth, and this results in degradations in bit-error-rates (BERs), achievable information rates (AIRs), and AIR-distance products in optical communication systems. …”
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11907
Research on magnetic tracking and positioning technology for automatic driving in coal mine
Published 2022-05-01“…According to the relative position of the center point of the magnetic induction antenna and the passive induction magnetic nail, the control system calculates the deviation position between the position of the vehicle's roadway and the center of the driving route through the batch informed tree (BIT*) algorithm. Therefore, the purpose of positioning and tracking is achieved. …”
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11908
'I learnt so much about being active': experiences of people with rheumatoid arthritis on the impact of a physiotherapist-led intervention to encourage physical activity
Published 2023-01-01“…Three main themes were generated from participants: (1) positive experience of intervention - 'I found it very knowledgeable to help me get stronger'; (2) improvement in self-management - '&hellip; motivate me maybe to go back to doing a little bit more exercise'; and (3) negative impact of COVID-19 - 'I don’t think doing it online again would be really good at all'. …”
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11909
Effect of Sn Addition on the Microstructure and Age-Hardening Response of a Zn-4Cu Alloy
Published 2023-11-01“…The results show that the microhardness of the Zn-4Cu (ZC) binary alloy increases a little bit from 76 to 80 HV as the aging time increases from 2 to 128 h, respectively. …”
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11910
Features of formation, filling and ripening of triticale, wheat, and rye grain
Published 2020-08-01“…Results: The mass of 1000 grains gradually increased, and then decreased a little bit due to enzyme-mycosis exhaustion. Enzyme-mycosis exhaustion was most pronounced in wheat Moskovskaya 39 and triticale Viktor. …”
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11911
MONITORING COASTAL AREAS USING NDWI FROM LANDSAT IMAGE DATA FROM 1985 BASED ON CLOUD COMPUTATION GOOGLE EARTH ENGINE AND APPS
Published 2023-09-01“…The resulting website based on Cloud Computation in Google Earth Engine can be seen at the link https://bit.ly/MonitoringPesisir. This website can automatically update, and users can choose the location to monitor. …”
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11912
Characterization and Direct Modulation of a Multi-Section PIC Suited for Short Reach Optical Communication Systems
Published 2020-07-01“…Transmission performance of the injected case shows a 2 dB improvement in the minimum optical power required to achieve a bit error rate of <inline-formula><math display="inline"><semantics><mrow><mn>3.8</mn><mo>×</mo><msup><mrow><mn>10</mn></mrow><mrow><mo>−</mo><mn>3</mn></mrow></msup></mrow></semantics></math></inline-formula> (hard decision forward error correction limit). …”
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11913
Revisiting structure graphs: Applications to CBC-MAC and EMAC
Published 2016-12-01“…In [2], Bellare, Pietrzak and Rogaway proved an O(ℓq2/2n)${O(\ell q^{2}/2^{n})}$ bound for the PRF (pseudorandom function) security of the CBC-MAC based on an n-bit random permutation Π, provided ℓ<2n/3${\ell<2^{n/3}}$. …”
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11914
Geochemical signatures of potassium metasomatism in anthracite from the Himalayan fold-thrust belts of Sikkim, India
Published 2022-04-01“…The plot of the bituminous coal samples in the A–CN–K diagram depicts the traditional weathering trend of parent rocks, but the anthracite samples plot near the illite field and are a bit offset from the weathering trend. This may imply the plausible influences of the potassium-metasomatism at post coalification stages, which is further supported by high K2O/Na2O ratio (29.88–80.13). …”
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11915
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11916
Reconstruction of the medial patellofemoral ligament using two blind transverse semi-patella tunnels and an implant-free technique for patellar fixation: a technical note
Published 2021-01-01“…The two guide pins are over-drilled with a cannulated 4.5-mm drill bit 2-cm deep, to create two transverse blind semi-patellar tunnels. …”
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11917
High-dimensional quantum cryptography with twisted light
Published 2015-01-01“…Here we describe a proof-of-principle experiment that indicates the feasibility of high-dimensional QKD based on the transverse structure of the light field allowing for the transfer of more than 1 bit per photon. Our implementation uses the orbital angular momentum (OAM) of photons and the corresponding mutually unbiased basis of angular position (ANG). …”
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11918
Resource Optimization for 3D Video SoftCast with Joint Texture/Depth Power Allocation
Published 2022-05-01“…When the channel fails to support the transmission bit rate, the video quality degrades sharply. A pseudo-analog transmission system such as SoftCast relies on linear operations to achieve a linear quality transition over a wide range of channel conditions. …”
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11919
Weight Quantization Retraining for Sparse and Compressed Spatial Domain Correlation Filters
Published 2021-02-01“…The Po2 quantization scheme showed better performance close to the performance of full precision, while the DFP quantization showed further closeness to the Receiver Operator Characteristic of full precision for the same bit-length. Overall, spatial-trained filters showed a better compression ratio for Po2 quantization after retraining of the CPR filter. …”
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11920
A 17.8–20.2 GHz Compact Vector-Sum Phase Shifter in 130 nm SiGe BiCMOS Technology for LEO Gateways Receivers
Published 2023-05-01“…Compared to conventional architectures, this structure is more compact and produces double the output amplitude. The design offers 6-bit phase control for 360°, and the total root mean square (RMS) phase and gain errors are 2.36° and 1.46 dB, respectively. …”
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