Results 51 to 60 of about 187,680 (289)

Fractal Fidelity as a signature of Quantum Chaos

open access: yes, 2007
We analyze the fidelity of a quantum simulation and we show that it displays fractal fluctuations iff the simulated dynamics is chaotic. This analysis allows us to investigate a given simulated dynamics without any prior knowledge.
D. Rossini   +7 more
core   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

Morphology‐Driven Electromechanical Performance of Graphene‐Based Electrofluids for Emerging Soft Electronic Systems

open access: yesAdvanced Materials Technologies, EarlyView.
Here, two types of electronic components are presented: a strain sensor and a stable resistor. Electrofluids properties are tuned to match these behaviors by selecting the type of filler. We show that the morphology of the filler together with its oxygen content are the key parameters to create electrical and mechanical networks with distinct responses.
Dominik S. Schmidt   +4 more
wiley   +1 more source

Predictive modeling of low-temperature performance of SMA-13 cold-patching asphalt mixtures based on fractal theory [PDF]

open access: yesE3S Web of Conferences
In order to study the relationship between the low-temperature performance of cold-patching asphalt mixtures and the fractal of gradation, 13 groups of SMA-13 gradations were designed, and then the low-temperature performance test of cold-patching ...
Sun Zhao-Hui, Xie Jie-Ru, Guo Ke
doaj   +1 more source

Muscle Control of an Extra Robotic Digit

open access: yesAdvanced Robotics Research, EarlyView.
This study compares muscle‐ and movement‐based control for operating a supernumerary robotic thumb. While movement control performs better in the proposed tasks, muscle‐based (EMG) control promotes broader motor learning. The results highlight the promise and challenges of using biosignals for human augmentation, offering new insights into intuitive ...
Julien Russ   +7 more
wiley   +1 more source

A fractal modification of the tropical algebra for noise removal and optimal control

open access: yesJournal of Low Frequency Noise, Vibration and Active Control
This paper proposes a fractal modification of tropical algebra for noise removal and optimal control. Fractal addition, fractal multiplication, and fractal dot product are defined and explained in a fractal space.
Hong-yi Li, Chun-mei Gong
doaj   +1 more source

Fractal dimensions in oral squamous cell carcinoma: A novel diagnostic paradigm

open access: yesOral Oncology Reports
Fractal dimension analysis is a novel computational method that quantifies the intricacy and irregularity of structures, and has demonstrated potential in numerous medical applications, such as the analysis of cancerous tissues.
Ramkumar Ravichandran   +5 more
doaj   +1 more source

Mathematical Modeling of Layered Nanocomposite of Fractal Structure

open access: yesMathematics, 2021
A model of a layered hierarchically constructed composite is presented, the structure of which demonstrates the properties of similarity at different scales.
Sergey Korchagin   +5 more
doaj   +1 more source

Analyzing urban sprawl patterns through fractal geometry: the case of Istanbul metropolitan area [PDF]

open access: yes, 2008
Over the last decade, there has been a rapid increase in the amount of literature on the measurement of urban sprawl. Density gradients, sprawl indexes which are based on a series of measurable indicators and certain simulation techniques are some ...
Kaya, H.S., Terzi, F.
core  

Multiscale Fractal Descriptors Applied to Nanoscale Images

open access: yes, 2012
This work proposes the application of fractal descriptors to the analysis of nanoscale materials under different experimental conditions. We obtain descriptors for images from the sample applying a multiscale transform to the calculation of fractal ...
Bruno, Odemir M.   +3 more
core   +1 more source

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