User profiles for Kai Zhen

Kai Zhen

IUB, Amazon
Verified email at amazon.com
Cited by 296

Cascaded cross-module residual learning towards lightweight end-to-end speech coding

K Zhen, J Sung, MS Lee, S Beack, M Kim - arXiv preprint arXiv …, 2019 - arxiv.org
Speech codecs learn compact representations of speech signals to facilitate data transmission.
Many recent deep neural network (DNN) based end-to-end speech codecs achieve low …

Psychoacoustic calibration of loss functions for efficient end-to-end neural audio coding

K Zhen, MS Lee, J Sung, S Beack… - IEEE Signal Processing …, 2020 - ieeexplore.ieee.org
Conventional audio coding technologies commonly leverage human perception of sound,
or psychoacoustics, to reduce the bitrate while preserving the perceptual quality of the …

A systematic review and meta-analysis on effects of aerobic exercise in people with Parkinson's disease

K Zhen, S Zhang, X Tao, G Li, Y Lv, L Yu - npj Parkinson's Disease, 2022 - nature.com
Previous studies have shown that aerobic exercise is an effective way to improve symptoms
of Parkinson’s disease (PD). The aim of this study [PROSPERO CRD42022340730] was to …

Aminic nitrogen-bearing polydentate Schiff base compounds as corrosion inhibitors for iron in acidic media: a quantum chemical calculation

H Ju, ZP Kai, Y Li - Corrosion Science, 2008 - Elsevier
Quantum chemical calculations based on DFT method were performed on three polydentate
Schiff base compounds (PSCs) used as corrosion inhibitors for iron in acid media to …

Sub-8-bit quantization for on-device speech recognition: A regularization-free approach

K Zhen, M Radfar, H Nguyen, GP Strimel… - 2022 IEEE Spoken …, 2023 - ieeexplore.ieee.org
For on-device automatic speech recognition (ASR), quantization aware training (QAT) is
ubiquitous to achieve the trade-off between model predictive performance and efficiency. …

Effect of continuous aerobic exercise on endothelial function: A systematic review and meta-analysis of randomized controlled trials

X Tao, Y Chen, K Zhen, S Ren, Y Lv, L Yu - Frontiers in physiology, 2023 - frontiersin.org
Background: Current research suggests that continuous aerobic exercise can be effective in
improving vascular endothelial function, while the effect between different intensities and …

Remediation of soil contaminated with PAHs and γ-HCH using Fenton oxidation activated by carboxymethyl cellulose-modified iron oxide-biochar

Y Gao, Y Xue, K Zhen, J Guo, X Tang, P Zhang… - Journal of Hazardous …, 2023 - Elsevier
The remediation of soil contaminated with hydrophobic organic pollutants has attracted great
public concern. In the present study, a novel catalyst using biochar supported ferro ferric …

Myriapod genomes reveal ancestral horizontal gene transfer and hormonal gene loss in millipedes

…, KF Lau, SS Tobe, WG Bendena, Z Kai… - Nature …, 2022 - nature.com
Animals display a fascinating diversity of body plans. Correspondingly, genomic analyses
have revealed dynamic evolution of gene gains and losses among animal lineages. Here we …

Fast classification for rail defect depths using a hybrid intelligent method

Y Jiang, H Wang, G Tian, Q Yi, J Zhao, K Zhen - Optik, 2019 - Elsevier
In view of the fact that the traditional laser ultrasonic imaging test takes a long time and
cannot achieve large area scanning of rail. This paper explores the possibility of combing the …

Remediation of industrial site soil contaminated with PAHs using stage persulfate oxidation activated by Fe2+ chelated with sodium citrate

Y Gao, Y Xue, J Ji, K Zhen, X Tang, P Zhang, C Wang… - Chemosphere, 2023 - Elsevier
The remediation for industrial site soil has attracted public concerns because of the
hazardous and hydrophobic properties of organic pollutants existed in the soil. The persulfate …