User profiles for T. Chen

Tianqi Chen

- Verified email at cmu.edu - Cited by 57304

Tsuhan Chen

- Verified email at nus.edu.sg - Cited by 27336

Ting Chen

- Verified email at google.com - Cited by 27287

Recent advances in convolutional neural networks

…, B Shuai, T Liu, X Wang, G Wang, J Cai, T Chen - Pattern recognition, 2018 - Elsevier
… Mathematically, the feature value at location (i, j) in the kth feature map of lth layer, z i , j , k l
, is calculated by: (1) z i , j , k l = w k l T x i , j l + b k l where w k l and b k l are the weight vector …

Clinical characteristics of 113 deceased patients with coronavirus disease 2019: retrospective study

T Chen, DI Wu, H Chen, W Yan, D Yang, G Chen, K Ma… - bmj, 2020 - bmj.com
… We compared means for continuous variables by using independent group t tests when
the data were normally distributed; otherwise, we used the MannWhitney test. We compared …

Graph contrastive learning with augmentations

Y You, T Chen, Y Sui, T Chen… - Advances in neural …, 2020 - proceedings.neurips.cc
… Two graph augmentations qi(·|G) and qj (·|G) are sampled from an augmentation pool T
and applied to input graph G. A shared GNN-based encoder f(·) and a projection head g(·) are …

[HTML][HTML] Vitamin D deficiency: a worldwide problem with health consequences

MF Holick, TC Chen - The American journal of clinical nutrition, 2008 - Elsevier
… Author links open overlay panel Michael F Holick , Tai C Chen … kidney (79) and has a
immunomodulatory activity on monocytes and activated T and B lymphocytes (80, 81, 82; Figure 4). …

Promises and challenges of next-generation “beyond Li-ion” batteries for electric vehicles and grid decarbonization

…, J Wang, J Koettgen, Y Sun, B Ouyang, T Chen… - Chemical …, 2020 - ACS Publications
The tremendous improvement in performance and cost of lithium-ion batteries (LIBs) have
made them the technology of choice for electrical energy storage. While established battery …

[HTML][HTML] Clinical and immunological features of severe and moderate coronavirus disease 2019

…, H Wang, T Wang, X Zhang, H Chen… - The Journal of …, 2020 - Am Soc Clin Investig
… + T cells, CD8 + T cells, and Tregs as well as production of IFN-γ by CD4 + T cells, CD8 + T
… of absolute number of total T and B lymphocytes, CD4 + T cells, CD8 + T cells, and NK cells …

Genome-wide atlas of gene expression in the adult mouse brain

…, KS Brockway, EJ Byrnes, L Chen, L Chen, TM Chen… - Nature, 2007 - nature.com
Molecular approaches to understanding the functional circuitry of the nervous system
promise new insights into the relationship between genes, brain and behaviour. The cellular …

[PDF][PDF] Xgboost: extreme gradient boosting

T Chen, T He, M Benesty, V Khotilovich… - … version 0.4-2, 2015 - cran.ms.unimelb.edu.au
… Tianqi Chen, Tong He … We can’t inspect the trees inside. However we have another function
to save the … Friedman J, Hastie T, Tibshirani R, et al. (2000). “Additive logistic regression: a …

Formulation and application of a numerical scoring system for assessing histological activity in asymptomatic chronic active hepatitis

RG Knodell, KG Ishak, WC Black, TS Chen, R Craig… - Hepatology, 1981 - journals.lww.com
A Histology Activity Index has been developed which generates a numerical score for liver
biopsy specimens obtained from patients with asymptomatic chronic active hepatitis. Biopsies …

Isolation of multipotent mesenchymal stem cells from umbilical cord blood

…, TK Kuo, WM Chen, KD Lee, SL Hsieh, TH Chen - Blood, 2004 - ashpublications.org
It is well accepted that umbilical cord blood has been a source for hematopoietic stem cells.
However, controversy exists as to whether cord blood can serve as a source of …