Search Results - "YANFENG OUYANG"

The effect of information sharing on supply chain stability and the bullwhip effect by Ouyang, Yanfeng

“…This paper analyzes the bullwhip effect in multi-stage supply chains operated with linear and time-invariant inventory management policies and shared supply…”
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Dynamic Snow Plow Fleet Management Under Uncertain Demand and Service Disruption by Hajibabai, Leila, Yanfeng Ouyang

“…It is sometimes challenging to plan winter maintenance operations in advance because snow storms are stochastic with respect to, e.g., start time, duration,…”
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A continuum approximation approach to reliable facility location design under correlated probabilistic disruptions by Li, Xiaopeng, Ouyang, Yanfeng

“…This paper studies the reliable uncapacitated fixed charge location problem (RUFL) where facilities are subject to spatially correlated disruptions that occur…”
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A continuum approximation approach to competitive facility location design under facility disruption risks by Wang, Xin, Ouyang, Yanfeng

“…► The paper proposes game-theoretic competitive and reliable facility location models. ► Facility competition and disruption risks are modeled via continuum…”
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Integrated Planning of Supply Chain Networks and Multimodal Transportation Infrastructure Expansion: Model Development and Application to the Biofuel Industry by Hajibabai, Leila, Ouyang, Yanfeng

“…:  As the biofuel industry continues to expand, the construction of new biorefinery facilities induces a huge amount of biomass feedstock shipment from supply…”
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Design of vehicle routing zones for large-scale distribution systems by Ouyang, Yanfeng

“…This paper proposes algorithms to automatically discretize vehicle routing zones (VRZ) from continuum approximation guidelines. VRZs that satisfy these…”
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The bullwhip effect in supply chain networks by Ouyang, Yanfeng, Li, Xiaopeng

“…This paper analyzes the propagation and amplification of order fluctuations (i.e., the bullwhip effect) in supply chain networks operated with linear and…”
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Paved guideway topology optimization for pedestrian traffic under Nash equilibrium by Zhang, Xiaojia Shelly, Li, Weichen, Ouyang, Yanfeng

“…Without proper flow channelization, congestion and overcrowding in pedestrian traffic may lead to significant inefficiency and safety hazards. Thus, the design…”
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Reliable Facility Location Design Under the Risk of Disruptions by Cui, Tingting, Ouyang, Yanfeng, Shen, Zuo-Jun Max

“…Reliable facility location models consider unexpected failures with site-dependent probabilities, as well as possible customer reassignment. This paper…”
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Joint inventory-location problem under the risk of probabilistic facility disruptions by Chen, Qi, Li, Xiaopeng, Ouyang, Yanfeng

“…► A reliable inventory-location model is proposed for optimal facility location and inventory management under facility disruptions. ► The model allows…”
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Optimal layout of transshipment facility locations on an infinite homogeneous plane by Xie, Weijun, Ouyang, Yanfeng

“…•This paper studies transshipment facility location on an infinite homogeneous plane.•Properties and closed-form formulas are derived for the optimal service…”
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Track maintenance production team scheduling in railroad networks by Peng, Fan, Ouyang, Yanfeng

“…► A time-space network model was formulated for the railroad production team scheduling problem. ► A multi-neighborhood search algorithm with various…”
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Biofuel refinery location and supply chain planning under traffic congestion by Bai, Yun, Hwang, Taesung, Kang, Seungmo, Ouyang, Yanfeng

“…This research focuses on planning biofuel refinery locations where the total system cost for refinery investment, feedstock and product transportation and…”
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The traveling purchaser problem with stochastic prices: Exact and approximate algorithms by Kang, Seungmo, Ouyang, Yanfeng

“…The paper formulates an extension of the traveling purchaser problem where multiple types of commodities are sold at spatially distributed locations with…”
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Biofuel supply chain design under competitive agricultural land use and feedstock market equilibrium by Bai, Yun, Ouyang, Yanfeng, Pang, Jong-Shi

“…The rapid expansion of the biofuel industry diverts a large amount of agricultural crops as energy feedstocks, and in turn affects farm land allocation,…”
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A collaborative GIS framework to support equipment distribution for civil engineering disaster response operations by Chen, Albert Y., Peña-Mora, Feniosky, Ouyang, Yanfeng

“…After an eXtreme Event (XE) hits an urban area, well-organized response operations are required to mitigate the chaotic situation. Efficient allocation of…”
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Optimal fueling strategies for locomotive fleets in railroad networks by Nourbakhsh, Seyed Mohammad, Ouyang, Yanfeng

“…Railroad companies spend billions of dollars each year to purchase fuel for thousands of locomotives across the railroad network. Each fuel station charges a…”
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Reliable Biomass Supply Chain Design under Feedstock Seasonality and Probabilistic Facility Disruptions by Liu, Zhixue, Wang, Shukun, Ouyang, Yanfeng

“…While biomass has been recognized as an important renewable energy source which has a range of positive impacts on the economy, environment, and society, the…”
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Dynamic Planning of Facility Locations with Benefits from Multitype Facility Colocation by Xie, Weijun, Ouyang, Yanfeng

“…This article presents a mixed‐integer programming model for a multitype facility colocation problem with capacity expansion over a multiperiod horizon. This…”
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How long it took transit ridership to recover from disruptive events: A review into the recent history by Liu, Yining, Osorio, Jesus, Ouyang, Yanfeng

“…The COVID-19 pandemic has caused an unprecedented decrease in transit ridership around the world. Some major cities in the United States have lost over 80% of…”
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