Jiarong Hong
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View article: Seeing new depths: Three-dimensional flow of a free-swimming alga
Seeing new depths: Three-dimensional flow of a free-swimming alga Open
A swimming microorganism stirs the surrounding fluid, creating a flow field that governs not only its locomotion and nutrient uptake, but also its interactions with other microorganisms and the environment. Despite its fundamental importan…
View article: Circulating tumor cell detection in cancer patients using in-flow deep learning holography.
Circulating tumor cell detection in cancer patients using in-flow deep learning holography. Open
Circulating tumor cells (CTCs) are cancer cells found in the bloodstream that serve as biomarkers for early cancer detection, prognostication, and disease monitoring. However, CTC detection remains challenging due to low cell abundance and…
View article: Research on the Effects of Vane Geometry Parameters on Cyclone Pump Performance
Research on the Effects of Vane Geometry Parameters on Cyclone Pump Performance Open
The thickness, width, and outlet deflection angle of the cyclone pump vane are selected as research objects to enhance overall cyclone pump performance and minimize its energy loss. Numerical simulations of the flow field are conducted for…
View article: Scaling Textual Gradients via Sampling-Based Momentum
Scaling Textual Gradients via Sampling-Based Momentum Open
LLM-based prompt optimization, that uses LLM-provided "textual gradients" (feedback) to refine prompts, has emerged an effective method for automatic prompt engineering. However, its scalability and stability are unclear when using more da…
View article: 3D Characterization of Smoke Plume Dispersion Using Multi-View Drone Swarm
3D Characterization of Smoke Plume Dispersion Using Multi-View Drone Swarm Open
This study presents an advanced multi-view drone swarm imaging system for the three-dimensional characterization of smoke plume dispersion dynamics. The system comprises a manager drone and four worker drones, each equipped with high-resol…
View article: Instance segmentation from particle holograms
Instance segmentation from particle holograms Open
Holographic microscopy has emerged as a low-cost and highly compact technique for 3D imaging of microscopic particles in suspension. However, its broad application is largely limited by the inclusion of multiple steps in extracting the par…
View article: A review of 3D particle tracking and flow diagnostics using digital holography
A review of 3D particle tracking and flow diagnostics using digital holography Open
Advanced three-dimensional (3D) tracking methods are essential for studying particle dynamics across a wide range of complex systems, including multiphase flows, environmental and atmospheric sciences, colloidal science, biological and med…
View article: A Review of 3D Particle Tracking and Flow Diagnostics Using Digital Holography
A Review of 3D Particle Tracking and Flow Diagnostics Using Digital Holography Open
Advanced three-dimensional (3D) tracking methods are essential for studying particle dynamics across a wide range of complex systems, including multiphase flows, environmental and atmospheric sciences, colloidal science, biological and med…
View article: Generalizable deep learning approach for 3D particle imaging using holographic microscopy (HM)
Generalizable deep learning approach for 3D particle imaging using holographic microscopy (HM) Open
Despite its potential for label-free particle diagnostics, holographic microscopy is limited by specialized processing methods that struggle to generalize across diverse settings. We introduce a deep learning architecture leveraging human …
View article: Generalizable Deep Learning Approach for 3D Particle Imaging using Holographic Microscopy
Generalizable Deep Learning Approach for 3D Particle Imaging using Holographic Microscopy Open
Despite its potential for label-free particle diagnostics, holographic microscopy is limited by specialized processing methods that struggle to generalize across diverse settings. We introduce a deep learning architecture leveraging human …
View article: Stochastic modal velocity field in rough-wall turbulence
Stochastic modal velocity field in rough-wall turbulence Open
Stochastically generated instantaneous velocity profiles are used to reproduce the outer region of rough-wall turbulent boundary layers in a range of Reynolds numbers extending from the wind tunnel to field conditions. Each profile consist…
View article: Realtime Particulate Matter and Bacteria Analysis of Peritoneal Dialysis Fluid using Digital Inline Holography
Realtime Particulate Matter and Bacteria Analysis of Peritoneal Dialysis Fluid using Digital Inline Holography Open
We developed a digital inline holography (DIH) system integrated with deep learning algorithms for real-time detection of particulate matter (PM) and bacterial contamination in peritoneal dialysis (PD) fluids. The system comprises a microf…
View article: Catch the wind: Optimizing wind turbine power generation by addressing wind veer effects
Catch the wind: Optimizing wind turbine power generation by addressing wind veer effects Open
Wind direction variability with height, known as “wind veer,” results in power losses for wind turbines (WTs) that rely on single-point wind measurements at the turbine nacelles. To address this challenge, we introduce a yaw control strate…
View article: Field investigation of 3-D snow settling dynamics under weak atmospheric turbulence
Field investigation of 3-D snow settling dynamics under weak atmospheric turbulence Open
Research on the settling dynamics of snow particles, considering their complex morphologies and real atmospheric conditions, remains scarce despite extensive simulations and laboratory studies. Our study bridges this gap through a comprehe…
View article: In situ imaging of a kleptoplastidic ciliate thin layer indicates traditional sampling underestimates oceanic mixotroph biomass
In situ imaging of a kleptoplastidic ciliate thin layer indicates traditional sampling underestimates oceanic mixotroph biomass Open
Planktonic mixotrophs, including ciliates, are abundant, yet understudied, mediators of primary and secondary production in aquatic food webs. Here, we report high-resolution in situ observations of a thin layer—a vertically limited patch …
View article: Field investigation of 3D snow settling dynamics under weak atmospheric turbulence
Field investigation of 3D snow settling dynamics under weak atmospheric turbulence Open
Research on settling dynamics of snow particles, considering their complex morphologies and real atmospheric conditions, remains scarce despite extensive simulations and laboratory studies. Our study bridges the gap through a comprehensive…
View article: Investigation of Wind Turbine Static Yaw Error Based on Utility-Scale Controlled Experiments
Investigation of Wind Turbine Static Yaw Error Based on Utility-Scale Controlled Experiments Open
Wind energy represents a promising alternative to replace traditional fossil-based energy sources. For this reason, increasing the efficiency in the conversion process from wind to electrical energy is crucial. Unfortunately, the presence …
View article: Dissemination of Circulating Tumor Cells in Breast and Prostate Cancer: Implications for Early Detection
Dissemination of Circulating Tumor Cells in Breast and Prostate Cancer: Implications for Early Detection Open
Burgeoning evidence suggests that circulating tumor cells (CTCs) may disseminate into blood vessels at an early stage, seeding metastases in various cancers such as breast and prostate cancer. Simultaneously, the early-stage CTCs that sett…
View article: Stochastic modelling of the instantaneous velocity profile in rough-wall turbulent boundary layers
Stochastic modelling of the instantaneous velocity profile in rough-wall turbulent boundary layers Open
The statistical properties of uniform momentum zones (UMZs) are extracted from laboratory and field measurements in rough wall turbulent boundary layers to formulate a set of stochastic models for the simulation of instantaneous velocity p…
View article: Holographic Air‐Quality Monitor (HAM)
Holographic Air‐Quality Monitor (HAM) Open
We introduce the holographic air‐quality monitor (HAM) system, uniquely tailored for monitoring large particulate matter (PM) over 10 μ m in diameter—particles critical for disease transmission and public health but overlooked by most comm…
View article: Three-dimensional internal flow evolution of an evaporating droplet and its role in particle deposition pattern
Three-dimensional internal flow evolution of an evaporating droplet and its role in particle deposition pattern Open
The internal flow within an evaporating sessile droplet is one of the driving mechanisms that lead to the variety of particle deposition patterns seen in applications such as inkjet printing, surface patterning, and blood stain analysis. D…
View article: Grand-Scale Atmospheric Imaging Apparatus (GAIA) and Wind Lidar Multiscale Measurements in the Atmospheric Surface Layer
Grand-Scale Atmospheric Imaging Apparatus (GAIA) and Wind Lidar Multiscale Measurements in the Atmospheric Surface Layer Open
Understanding the organization and dynamics of turbulence structures in the atmospheric surface layer (ASL) is important for fundamental and applied research in different fields, including weather prediction, snow settling, particle and po…
View article: Visualization and Characterization of Agricultural Sprays Using Machine Learning based Digital Inline Holography
Visualization and Characterization of Agricultural Sprays Using Machine Learning based Digital Inline Holography Open
Accurate characterization of agricultural sprays is crucial to predict in field performance of liquid applied crop protection products. Here we introduce a robust and efficient machine learning (ML) based Digital In-line Holography (DIH) t…
View article: Probing dynamics of elliptical vortex rings via direct vorticity measurements with digital inline holography
Probing dynamics of elliptical vortex rings via direct vorticity measurements with digital inline holography Open
Investigating vorticity dynamics provides an effective way for understanding the fundamental mechanisms of fluid flows across diverse scales. However, experimental vorticity measurements often suffer from limited spatial and temporal resol…
View article: Snow Particle Analyzer for Simultaneous Measurements of Snow Density and Morphology
Snow Particle Analyzer for Simultaneous Measurements of Snow Density and Morphology Open
The detailed characterization of snow particles is critical for understanding the snow settling behavior and modeling the ground snow accumulation for various applications such as prevention of avalanches and snowmelt‐caused floods, etc. I…
View article: Experimental Analysis Of The Effect Of Static Yaw Error On Wind Turbine Nacelle Anemometer Measurements
Experimental Analysis Of The Effect Of Static Yaw Error On Wind Turbine Nacelle Anemometer Measurements Open
The operation of wind turbines in real-world environments can be affected by the presence of systematic errors, which might diminish the Annual Energy Production up to 3-4%. Therefore, it is fundamental to leverage the availability of SCAD…
View article: Digital holography for real-time non-invasive monitoring of larval fish at power plant intakes
Digital holography for real-time non-invasive monitoring of larval fish at power plant intakes Open
Effective evaluation of technological and operational approaches to reduce entrainment of marine organisms at cooling water intake structures (CWIS) requires accurate organism-sensing systems. Current detection methods lead to large tempor…
View article: Numerical Investigation of Airborne Infection Risk in an Elevator Cabin under Different Ventilation Designs
Numerical Investigation of Airborne Infection Risk in an Elevator Cabin under Different Ventilation Designs Open
Airborne transmission of SARS-CoV-2 via virus-laden aerosols in enclosed spaces poses a significant concern. Elevators, commonly utilized enclosed spaces in modern tall buildings, present a challenge as the impact of varying heating, venti…