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Chapter and Conference Paper
LS-SVM Assisted Multi-rate INS UWB Integrated Indoor Quadrotor Localization Using Kalman Filter
This paper focuses on the problem of positioning accuracy degradation caused by inconsistent sampling frequencies of INS/UWB navigation system. In order to achieve the same sampling frequency of INS and UWB, t...
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Chapter and Conference Paper
Adaptive One-Step Prediction Enhanced Kalman Filter Algorithm for INS/Vision Integrated Mobile Robot Localization
Localization accuracy is an important index for evaluating multi-sensor integrated system. For ensuring the high precision, usually more accuracy sensor is adopted for reducing the measurement error or better ...
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Chapter and Conference Paper
LSTM-Based Error Correction for Reducing UWB Measurement Errors
This paper proposes an Long Short-Term Memory (LSTM)-based error correction method for enhancing Ultra-Wideband (UWB) measurement accuracy and minimizing localization errors. Initially, a high-precision Real-T...
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Article
Ultrafast longitudinal imaging of haemodynamics via single-shot volumetric photoacoustic tomography with a single-element detector
Techniques for imaging haemodynamics use ionizing radiation or contrast agents or are limited by imaging depth (within approximately 1 mm), complex and expensive data-acquisition systems, or low imaging speeds...
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Article
Open AccessDeep learning-enhanced microscopy with extended depth-of-field
A computational imaging platform utilizing a physics-incorporated, deep-learned design of binary phase filter and a jointly optimized deconvolution neural network has been reported, achieving high-resolution, ...
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Article
Open AccessQuantum microscopy of cells at the Heisenberg limit
Entangled biphoton sources exhibit nonclassical characteristics and have been applied to imaging techniques such as ghost imaging, quantum holography, and quantum optical coherence tomography. The development ...
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Article
High-gain and high-speed wavefront sha** through scattering media
Wavefront sha** (WFS) is emerging as a promising tool for controlling and focusing light in complex scattering media. The sha** system’s speed, the energy gain of the corrected wavefronts and the control d...
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Article
Open AccessSingle-pulse real-time billion-frames-per-second planar imaging of ultrafast nanoparticle-laser dynamics and temperature in flames
Unburnt hydrocarbon flames produce soot, which is the second biggest contributor to global warming and harmful to human health. The state-of-the-art high-speed imaging techniques, developed to study non-repeat...
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Article
Label-free intraoperative histology of bone tissue via deep-learning-assisted ultraviolet photoacoustic microscopy
Obtaining frozen sections of bone tissue for intraoperative examination is challenging. To identify the bony edge of resection, orthopaedic oncologists therefore rely on pre-operative X-ray computed tomography...
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Article
Open AccessNon-invasive photoacoustic computed tomography of rat heart anatomy and function
Complementary to mainstream cardiac imaging modalities for preclinical research, photoacoustic computed tomography (PACT) can provide functional optical contrast with high imaging speed and resolution. However...
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Article
Optical-resolution photoacoustic microscopy with a needle-shaped beam
Optical-resolution photoacoustic microscopy can visualize wavelength-dependent optical absorption at the cellular level. However, this technique suffers from a limited depth of field due to the tight focus of ...
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Article
Open AccessRisk factors for the in-hospital mortality of CRRT-therapy patients with cardiac surgery-associated AKI: a single-center clinical study in China
We retrospectively analyzed risk factors on in-hospital mortality in CRRT-therapy patients with open cardiac surgery (CS)-induced acute kidney injury (AKI), to provide the clinical basis for predicting and low...
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Article
Open AccessUltrafast and hypersensitive phase imaging of propagating internodal current flows in myelinated axons and electromagnetic pulses in dielectrics
Many ultrafast phenomena in biology and physics are fundamental to our scientific understanding but have not yet been visualized owing to the extreme speed and sensitivity requirements in imaging modalities. T...
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Article
Snapshot photoacoustic topography through an ergodic relay of optical absorption in vivo
Photoacoustic tomography (PAT) has demonstrated versatile biomedical applications, ranging from tracking single cells to monitoring whole-body dynamics of small animals and diagnosing human breast cancer. Curr...
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Chapter and Conference Paper
On the System Performance vs. User Movement with Systematic Simulation in Mobile Cellular Networks
We demonstrate in the paper that user movement has great influences on the system performance of mobile cellular networks. We also develop a system model to study to what extent the influences will be, with fo...
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Chapter and Conference Paper
Bandwidth Degradation Policy for Adaptive Multimedia Services in Mobile Cellular Networks
One of the key challenges in the optimal control of adaptive multimedia services transmission in mobile cellular network is to balance user satisfaction and fairness among all users, while at the same time ens...
