Image reconstruction for diffuse optical tomography using sparsity regularization and expectation-maximization algorithm

N Cao, A Nehorai, M Jacob - Optics express, 2007 - opg.optica.org
We present an image reconstruction method for diffuse optical tomography (DOT) by using
the sparsity regularization and expectation-maximization (EM) algorithm. Typical image …

Multi-robot informative path planning for active sensing of environmental phenomena: A tale of two algorithms

N Cao, KH Low, JM Dolan - arXiv preprint arXiv:1302.0723, 2013 - arxiv.org
A key problem of robotic environmental sensing and monitoring is that of active sensing:
How can a team of robots plan the most informative observation paths to minimize the …

Soil organic matter is important for acid buffering and reducing aluminum leaching from acidic forest soils

J Jiang, YP Wang, M Yu, N Cao, J Yan - Chemical Geology, 2018 - Elsevier
Elevated anthropogenic acid deposition has accelerated forest soil acidification in southern
China. However, the observed responses to increased acid inputs are quite variable among …

A systematical rheological study of polysaccharide from Sophora alopecuroides L. seeds

Y Wu, R Guo, N Cao, X Sun, Z Sui, Q Guo - Carbohydrate polymers, 2018 - Elsevier
The rheological properties of polysaccharide (SAP) from Sophora alopecuroides L. seeds
were systematically investigated by fitting different models. The steady flow testing indicated …

Physicochemical properties and structural characterization of a galactomannan from Sophora alopecuroides L. seeds

R Guo, L Ai, N Cao, J Ma, Y Wu, J Wu, X Sun - Carbohydrate polymers, 2016 - Elsevier
A water-soluble neutral polysaccharide (F25) was fractionated from crude polysaccharides
of Sophora alopecuroides L. seeds. Its physicochemical properties and structural …

[HTML][HTML] Identification of key microRNAs and genes in preeclampsia by bioinformatics analysis

S Luo, N Cao, Y Tang, W Gu - PLoS One, 2017 - journals.plos.org
Preeclampsia is a leading cause of perinatal maternal–foetal mortality and morbidity. The aim
of this study is to identify the key microRNAs and genes in preeclampsia and uncover their …

Parallel Gaussian process regression with low-rank covariance matrix approximations

J Chen, N Cao, KH Low, R Ouyang, CKY Tan… - arXiv preprint arXiv …, 2013 - arxiv.org
Gaussian processes (GP) are Bayesian non-parametric models that are widely used for
probabilistic regression. Unfortunately, it cannot scale well with large data nor perform real-time …

[HTML][HTML] PEDOT: PSS/graphene quantum dots films with enhanced thermoelectric properties via strong interfacial interaction and phase separation

FP Du, NN Cao, YF Zhang, P Fu, YG Wu, ZD Lin… - Scientific reports, 2018 - nature.com
The typical conductive polymer of PEDOT:PSS has recently attracted intensive attention in
thermoelectric conversion because of its low cost and low thermal conductivity as well as high …

Point-of-care urinalysis with one drop of sample using an aggregation-induced emission luminogen under the coffee-ring effect

S Guan, Q Fu, D Wang, Y Han, N Cao, M Zhang… - ACS …, 2022 - ACS Publications
Development of a practical point-of-care test for urinalysis is crucial for early diagnosis and
treatment of chronic kidney disease (CKD). However, the classical gold standard detection …

Financial development and natural resource nexus: Evaluating the importance of mineral in BRICS economies

Y Wu, N Cao, I Muda, A Rady, SZ Abduvaxitovna - Resources Policy, 2024 - Elsevier
Even though empirical literature is overflowing in explaining the interconnection between
natural possessions and financial sector expansion, this literature portrays the complete …