29,551 research outputs found

    A new species of Paramesotriton (Caudata: Salamandridae) from Guizhou Province, China

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    Zhao, Haitao, Che, Jing, Zhou, Weiwei, Chen, Yongxiang, Zhao, Haipeng, Zhang, Ya-Ping (2008): A new species of Paramesotriton (Caudata: Salamandridae) from Guizhou Province, China. Zootaxa 1775: 51-60, DOI: 10.5281/zenodo.18221

    FIGURE 4 in A new species of Paramesotriton (Caudata: Salamandridae) from Guizhou Province, China

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    FIGURE 4. The scent gland of Paramesotriton zhijinensis (red arrow).Published as part of Zhao, Haitao, Che, Jing, Zhou, Weiwei, Chen, Yongxiang, Zhao, Haipeng & Zhang, Ya-Ping, 2008, A new species of Paramesotriton (Caudata: Salamandridae) from Guizhou Province, China, pp. 51-60 in Zootaxa 1775 on page 58, DOI: 10.5281/zenodo.18221

    Data-Driven Frequency-Based Airline Profit Maximization

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    Although numerous traditional models predict market share and demand along airline routes, the prediction of existing models is not precise enough, and to the best of our knowledge, there is no use of data mining--based forecasting techniques for improving airline profitability. We propose the maximizing airline profits (MAP) architecture designed to help airlines and make two key contributions in airline market share and route demand prediction and prediction-based airline profit optimization. Compared to past methods used to forecast market share and demand along airline routes, we introduce a novel ensemble forecasting (MAP-EF) approach considering two new classes of features: (i) features derived from clusters of similar routes and (ii) features based on equilibrium pricing. We show that MAP-EF achieves much better Pearson correlation coefficients (greater than 0.95 vs. 0.82 for market share, 0.98 vs. 0.77 for demand) and R 2 -values compared to three state-of-the-art works for forecasting market share and demand while showing much lower variance. Using the results of MAP-EF, we develop MAP--bilevel branch and bound (MAP-BBB) and MAP-greedy (MAP-G) algorithms to optimally allocate flight frequencies over multiple routes to maximize an airline’s profit. We also study two extensions of the profit maximization problem considering frequency constraints and long-term profits. Furthermore, we develop algorithms for computing Nash equilibrium frequencies when there are multiple strategic airlines. Experimental results show that airlines can increase profits by a significant margin. All experiments were conducted with data aggregated from four sources: the U.S. Bureau of Transportation Statistics (BTS), the U.S. Bureau of Economic Analysis (BEA), the National Transportation Safety Board (NTSB), and the U.S. Census Bureau (CB). </jats:p

    Chen Chen, 42nd Annual ODU Literary Festival

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    Chen Chen is the author of When I Grow Up I Want to Be a List of Further Possibilities (BOA Editions, 2017), which was long-listed for the National Book Award and won the Thom Gunn Award, among other honors. Bloodaxe Books published a UK edition in June. He is also the author of four chapbooks, most recently You MUST Use the Word Smoothie (Sundress Publications, 2019) and Gesundheit! (in collaboration with Sam Herschel Wein and forthcoming from Glass Poetry Press, fall 2019). His work appears in many publications, including Poem-a-Day, The Massachusetts Review, The Best American Poetry, and The Best American Nonrequired Reading. He has received a Pushcart Prize and fellowships from Kundiman and the National Endowment for the Arts. He holds an MFA from Syracuse University and a PhD from Texas Tech University. He teaches at Brandeis University as the Jacob Ziskind Poet-in-Residence and co-runs the journal, Underblong. He lives in Waltham, Massachusetts, with his partner, Jeff Gilbert, and their pug, Mr. Rupert Gile

    Supporting data used in the paper: Xi Chen, 2020, The LMARS based shallow-water dynamical core on generic gnomonic cubed-sphere geometry

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    # Simulation results of the unstaggered shallow water model This repository contains the supporting data used in the paper: Xi Chen, 2020, The LMARS based shallow‐water dynamical core on generic gnomonic cubed‐sphere geometry, DOI: 10.1029/2020MS002280 Organization of the repository: The tar archive with this data submission has a: doc directory contains a README.md with information regarding naming conventions to label the model configurations for a shallow water test simulation. Additional information can also be found in README.md. Table 4 in the paper provides additional details. The data directory contains the supporting data files (NetCDF format).Disclaimer: "This was prepared by Xi Chen under award NA18OAR4320123 from the National Oceanic and Atmospheric Administration, U.S. Department of Commerce. The statements, findings, conclusions, and recommendations are those of the author(s) and do not necessarily reflect the views of the National Oceanic and Atmospheric Administration, or the U.S. Department of Commerce.

    Artimpaza brevilineata Tian & Chen, 2012 in Tian, Chen & Li 2012

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    Artimpaza brevilineata Tian & Chen, 2012 in Tian, Chen & Li, 2012: 43, figs. 1–9. (Figs. 28a, b) Type locality: China, Yunnan, Pu’er City, Yutang. Gender: female. Date collected: 2011.V.25 (2010.V.25, in the original description, is incorrect). Collector: Li-Chao TIAN & Gui-Qiang HUANG. Paratypes: 1 female, China, Yunnan, Lincang City, 1980.VI.1, Fen LIU leg. Remarks: In the original description, the type locality is “ Yunnan, Jinghong” while it is “ Yunnan, Yutang” according to the label. “Yutang” is actually in Pu’er, not Jinghong. The first author described the type locality by mistake. In the original description, the collector was only listed as Li-Chao TIAN, which was a mistake.Published as part of Li, Zhu & Chen, Li, 2020, Primary types of longhorned beetles (Coleoptera, Cerambycidae, Vesperidae and Disteniidae) of Southwest University (SWU), pp. 25-46 in Zootaxa 4718 (1) on page 33, DOI: 10.11646/zootaxa.4718.1.2, http://zenodo.org/record/360220

    Author contributions

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    Please browse the "Files" tag to access the appendix specifying the author - Chen Hsi Tsai's contributions to the seven papers included in the thesis

    Ying Chen\u27s Impressions of Summer

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    Chapbook of narrative/personal poems by Ying Chen originally published by Finishing Line Press in 2013. Translated from the French by Peter Schulman, ODU Professor of French and International Studies.https://digitalcommons.odu.edu/worldlanguages_books/1016/thumbnail.jp

    S5 SAH disacharge note final -Supplemental material for The network of Shanghai Stroke Service System (4S): A public health-care web-based database using automatic extraction of electronic medical records

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    Supplemental material, S5 SAH disacharge note final for The network of Shanghai Stroke Service System (4S): A public health-care web-based database using automatic extraction of electronic medical records by Yi Dong, Kun Fang, Xin Wang, Shengdi Chen, Xueyuan Liu, Yuwu Zhao, Yangtai Guan, Dingfang Cai, Gang Li, Jianmin Liu, Jianren Liu, Jianhua Zhuang, Panshi Wang, Xin Chen, Haipeng Shen, David Z Wang, Ying Xian, Wuwei Feng, Bruce CV Campbell, Mark Parsons and Qiang Dong in International Journal of Stroke</p
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