Results 31 to 40 of about 3,298,073 (275)

Combination of YOLOv3 Algorithm and Blob Detection Technique in Calculating Nile Tilapia Seeds

open access: yesIlkom Jurnal Ilmiah, 2023
Baby Fish counting must be counted accurately so it will not cause any loss, especially for fish seeds or fingerlings that have a small size. Generally, people still use conventional counting methods that produce low accuracy values.
Diana Tri Susetianingtias   +2 more
doaj   +1 more source

Deep Learning-Based Adaptive Neural-Fuzzy Structure Scheme for Bearing Fault Pattern Recognition and Crack Size Identification

open access: yesSensors, 2021
Bearings are complex components with onlinear behavior that are used to mitigate the effects of inertia. These components are used in various systems, including motors.
Farzin Piltan   +2 more
doaj   +1 more source

A Scanning Electron Microscope for Ultracold Atoms

open access: yes, 2006
We propose a new technique for the detection of single atoms in ultracold quantum gases. The technique is based on scanning electron microscopy and employs the electron impact ionization of trapped atoms with a focussed electron probe.
  +7 more
core   +1 more source

Combined Time and Information Redundancy for SEU-Tolerance in Energy-Efficient Real-Time Systems

open access: yes, 2006
Recently the trade-off between energy consumption and fault-tolerance in real-time systems has been highlighted. These works have focused on dynamic voltage scaling (DVS) to reduce dynamic energy dissipation and on time redundancy to achieve transient ...
Al-Hashimi, Bashir M.   +4 more
core   +1 more source

Non-invasive investigations of a wall painting using optical coherence tomography and hyperspectral imaging [PDF]

open access: yes, 2011
Multispectral and hyperspectral imaging are efficient methods of measuring spectral reflectance at high spatial resolution. This non-invasive technique has been applied to the imaging of paintings over the last 20 years.
Howard, H   +3 more
core   +1 more source

A combination of selected mapping and clipping to increase energy efficiency of OFDM systems. [PDF]

open access: yesPLoS ONE, 2017
We propose an energy efficient combination design for OFDM systems based on selected mapping (SLM) and clipping peak-to-average power ratio (PAPR) reduction techniques, and show the related energy efficiency (EE) performance analysis.
Byung Moo Lee   +2 more
doaj   +1 more source

Parameterized model order reduction of delayed systems using an interpolation approach with amplitude and frequency scaling coefficients [PDF]

open access: yes, 2012
When the geometric dimensions become electrically large or signal waveform rise times decrease, time delays must be included in the modeling. We present an innovative PMOR technique for neutral delayed differential systems, which is based on an efficient
Antonini, G   +5 more
core   +3 more sources

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

A graph/particle-based method for experiment design in nonlinear systems

open access: yes, 2014
We propose an extended method for experiment design in nonlinear state space models. The proposed input design technique optimizes a scalar cost function of the information matrix, by computing the optimal stationary probability mass function (pmf) from ...
Dahlin, Johan   +3 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

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