Search Results - "Hu, Changhui"

Nonexistence of positive solutions for the weighted higher-order elliptic system with Navier boundary condition by Zhao, Weiwei, Shao, Xiaoling, Hu, Changhui, Cheng, Zhiyu

“…We establish a Liouville-type theorem for a weighted higher-order elliptic system in a wider exponent region described via a critical curve. We first establish…”
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Efficient and Secure Outsourcing of Large-Scale Linear System of Equations by Ding, Qi, Weng, Guobiao, Zhao, Guohui, Hu, Changhui

“…Solving the large-scale linear system of equations is one of the most fundamental problems both in theory and practice. However this problem requires too much…”
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A Near-Threshold, 0.16 nJ/b OOK-Transmitter With 0.18 nJ/b Noise-Cancelling Super-Regenerative Receiver for the Medical Implant Communications Service by Chao Ma, Changhui Hu, Jiao Cheng, Lingli Xia, Chiang, Patrick Yin

“…A 0.16 nJ/b MICS transmitter and 0.18 nJ/b super-regenerative receiver are demonstrated, where each is specifically designed to operate in the near-threshold…”
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Diagonal Symmetric Pattern based Illumination Invariant Measure for Severe Illumination Variation Face Recognition by Hu, Changhui, Wu, Fei, Yu, Jian, Jing, Xiaoyuan, Lu, Xiaobo, Liu, Pan

“…The center symmetric pattern (CSP) was widely used in the local binary pattern based facial feature, whereas never used to develop the illumination invariant…”
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A 90 nm-CMOS, 500 Mbps, 3-5 GHz Fully-Integrated IR-UWB Transceiver With Multipath Equalization Using Pulse Injection-Locking for Receiver Phase Synchronization by Changhui Hu, Khanna, R, Nejedlo, J, Kangmin Hu, Huaping Liu, Chiang, P Y

“…A fully-integrated, 3-5 GHz Impulse-Radio UWB transceiver with on-chip flash ADC is designed in 90 nm-CMOS. A new scheme for receiver phase acquisition is…”
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Chaotic Pulse-Position Baseband Modulation for an Ultra-Wideband Transceiver in CMOS by Chiang, Patrick, Changhui Hu

“…A CMOS impulse radio transceiver that uses chaotic pulse-position modulation for ultra-wideband (UWB) communications is designed. While the conventional…”
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An adaptive method based on QRCP decomposition for single sample problem by Hu Changhui, Lu Xiaobo, Du Yijun

“…In this paper, an adaptive approximation image reconstruction method based on orthogonal triangular with column pivoting (QRCP) decomposition algorithm is…”
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All-digital 3-50 GHz ultra-wideband pulse generator for short-range wireless interconnect in 40nm CMOS by Changhui Hu, Chiang, P. Y.

“…A reconfigurable, 3-50GHz all-digital impulse generator for short-distance wireless communications is designed in 40nm-CMOS. Digital back-gate biasing is used…”
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Singular value decomposition and local near neighbors for face recognition under varying illumination by Hu, Changhui, Lu, Xiaobo, Ye, Mengjun, Zeng, Weili

“…Illumination processing is a challenging task in face recognition. Although numerous techniques have been proposed to tackle this problem, none of them can…”
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IL-GAN: Illumination-invariant representation learning for single sample face recognition by Zhang, Yang, Hu, Changhui, Lu, Xiaobo

“…Single sample per person face recognition influenced by varying illumination is a tricky issue. Conventional techniques for illumination-invariant face…”
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Efficient wildcard search over encrypted data by Hu, Changhui, Han, Lidong

“…Searchable encryption is an important technique that allows the data owners to store their encrypted data in the cloud. It also maintains the ability to search…”
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A 90nm-CMOS, 500Mbps, fully-integrated IR-UWB transceiver using pulse injection-locking for receiver phase synchronization by Changhui Hu, Chiang, Patrick Y, Kangmin Hu, Huaping Liu, Khanna, Rahul, Nejedlo, Jay

“…A fully-integrated, 3.1-5 GHz Impulse-Radio UWB transceiver with on-chip flash ADC is designed in 90 nm-CMOS. A new scheme for receiver phase acquisition is…”
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UPT-Flow: Multi-scale transformer-guided normalizing flow for low-light image enhancement by Xu, Lintao, Hu, Changhui, Hu, Yin, Jing, Xiaoyuan, Cai, Ziyun, Lu, Xiaobo

“…Low-light images often suffer from information loss and RGB value degradation due to extremely low or nonuniform lighting conditions. Many existing methods…”
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siRNA Nanoparticle Dry Powder Formulation with High Transfection Efficiency and Pulmonary Deposition for Acute Lung Injury Treatment by Xu, Rui, Xia, Chenjie, He, Xiongxiong, Hu, Changhui, Li, Yinjia, Zhang, Yufeng, Chen, Zhipeng

“…Acute lung injury (ALI) is a severe inflammatory syndrome, which was caused by diverse factors. The COVID-19 pandemic has resulted in a higher mortality rate…”
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FHSI and QRCPE-Based Low-Light Enhancement With Application to Night Traffic Monitoring Images by Hu, Changhui, Yi, Weilin, Hu, Kerui, Guo, Yanyong, Jing, Xiaoyuan, Liu, Pan

“…This paper proposes a fast HSI (hue, saturation, intensity) color space and an orthogonal triangular with column pivoting (QRCP) enhancement model to tackle…”
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Swin transformer and ResNet based deep networks for low-light image enhancement by Xu, Lintao, Hu, Changhui, Zhang, Bo, Wu, Fei, Cai, Ziyun

“…Low-light image enhancement is a long-term low-level vision problem, which aims to improve the visual quality of images captured in low illumination…”
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Single-/Multi-Source Domain Adaptation via domain separation: A simple but effective method by Cai, Ziyun, Zhang, Dandan, Zhang, Tengfei, Hu, Changhui, Jing, Xiao-Yuan

“…Domain adaptation (DA) aims to reduce knowledge gap between domains and improve the prediction ability of models in the target domain. However, the…”
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HSV-3S and 2D-GDA for High-Saturation Low-Light Image Enhancement in Night Traffic Monitoring by Hu, Changhui, Xu, Lintao, Guo, Yanyong, Jing, Xiaoyuan, Lu, Xiaobo, Liu, Pan

“…This paper proposes HSV (hue, saturation, value) with three sectors (HSV-3S) and two-dimensional gradient descent algorithm (2D-GDA) for high-saturation…”
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Recursive Copy and Paste GAN: Face Hallucination From Shaded Thumbnails by Zhang, Yang, Tsang, Ivor W., Luo, Yawei, Hu, Changhui, Lu, Xiaobo, Yu, Xin

“…Existing face hallucination methods based on convolutional neural networks (CNNs) have achieved impressive performance on low-resolution (LR) faces in a normal…”
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Privacy-Preserving and verifiable SRC-based face recognition with cloud/edge server assistance by Sun, Xin, Tian, Chengliang, Hu, Changhui, Tian, Weizhong, Zhang, Hanlin, Yu, Jia

“…In the current cloud computing era, outsourcing overloaded computations to cloud servers has become an increasingly popular computing paradigm. Meanwhile, face…”
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