Results 71 to 80 of about 151,468 (365)

Real‐Time 3D Ultrasound Imaging with an Ultra‐Sparse, Low Power Architecture

open access: yesAdvanced Healthcare Materials, EarlyView.
This article presents a novel, ultra‐sparse ultrasound architecture that paves the way for wearable real‐time 3D imaging. By integrating a unique convolutional array with chirped data acquisition, the system achieves high‐resolution volumetric scans at a fraction of the power and hardware complexity.
Colin Marcus   +9 more
wiley   +1 more source

Design and Realization of a Refuse Sorting System for Educational Perspective

open access: yesIndonesian Journal of Educational Research and Technology
Our project focused on developing a waste sorting machine for metal, plastic, and glass for educational purposes. We divided it into several parts, including waste types, sorting methods, and recycling processes.
A. Allal   +6 more
doaj   +1 more source

Wearable Fall Detector Using Recurrent Neural Networks [PDF]

open access: yes, 2019
Falls have become a relevant public health issue due to their high prevalence and negative effects in elderly people. Wearable fall detector devices allow the implementation of continuous and ubiquitous monitoring systems.
Civit Balcells, Antón   +2 more
core   +1 more source

A New 3D Colon on a Chip to Decipher the Influence of Mechanical Forces on the Physiological Cellular Ecosystem

open access: yesAdvanced Healthcare Materials, EarlyView.
To dissect how mechanical forces influence intestinal physiology, we developed a stretchable 3D colon‐on‐chip that integrates tunable topography, stiffness and peristalsis‐like motion within a physiologically relevant microenvironment. We showed that stretching is a dominant factor governing epithelial behavior, markedly enhancing proliferation and ...
Moencopi Bernheim‐Dennery   +10 more
wiley   +1 more source

PAGE—Practical AES-GCM Encryption for Low-End Microcontrollers

open access: yesApplied Sciences, 2020
An optimized AES (Advanced Encryption Standard) implementation of Galois Counter Mode of operation (GCM) on low-end microcontrollers is presented in this paper. Two optimization methods are applied to proposed implementations. First, the AES counter (CTR)
Kyungho Kim   +5 more
semanticscholar   +1 more source

Electro‐Stimulated Graphene‐Polymer Nanocomposites Enable Wearable Patches With Feedback‐Controlled Drug Release

open access: yesAdvanced Healthcare Materials, EarlyView.
xx xx. ABSTRACT Stimuli‐responsive nanomaterials capable of spatiotemporal control over drug release are of nanocomposite patch (“e‐Medi‐Patch”) engineered from biodegradable polycaprolactone (PCL), graphene nanoplatelets, and a redox‐active therapeutic, niclosamide. The hierarchical composite integrates π‐π interactions between aromatic drug molecules
Santosh K. Misra   +7 more
wiley   +1 more source

A New Chaotic Memristor-Based Cryptosystem for Secure Bio-Signal Transmission on Low-Cost Hardware

open access: yesIEEE Access
Motivated by the critical need for securing bio-signal transmissions in resource-constrained Internet of Medical Things (IoMT) devices, this paper proposes a novel lightweight cryptosystem based on a newly developed chaotic map called the Logistic ...
Achraf Daoui   +4 more
doaj   +1 more source

PLC-Based Pressure Control in Multi-Pump Applications

open access: yesElectrical, Control and Communication Engineering, 2015
The paper is devoted to the centrifugal pumps represented the most popular type of pumping equipment used in different areas. The pressure control approach for variable speed driven (VSD) parallel connected centrifugal pumps is reported.
Vodovozov Valery   +2 more
doaj   +1 more source

Smart Home Monitoring System Using ESP32 Microcontrollers

open access: yesInternet of Things, 2020
This chapter deals with the implementation of our own monitoring system with home security. The system is designed using IoT modules and uses ESP32 microcontrollers.
M. Babiuch, Jiri Postulka
semanticscholar   +1 more source

Transistor‐Level Activation Functions via Two‐Gate Designs: From Analog Sigmoid and Gaussian Control to Real‐Time Hardware Demonstrations

open access: yesAdvanced Materials, EarlyView.
Screen gate‐based transistors are presented, enabling tunable analog sigmoid and Gaussian activations. The SA‐transistor improves MRI classification accuracy, while the GA‐transistor supports precise Gaussian kernel tuning for forecasting. Both functions are implemented in a single device, offering compact, energy‐efficient analog AI processing ...
Junhyung Cho   +9 more
wiley   +1 more source

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