scholarly journals A Systematic Approach to Order Fulfillment of On-demand Delivery Service for Bento Industry

2013 ◽  
Vol 17 ◽  
pp. 96-103
Author(s):  
Rong-Chang Chen ◽  
Chih-Hui Shieh ◽  
Kai-Ting Chan ◽  
Shin-Yi Chiu ◽  
Jyun-You Fan ◽  
...  
2020 ◽  
Vol 245 ◽  
pp. 04043
Author(s):  
B. Galewsky ◽  
R. Gardner ◽  
L. Gray ◽  
M. Neubauer ◽  
J. Pivarski ◽  
...  

We will describe a component of the Intelligent Data Delivery Service being developed in collaboration with IRIS-HEP and the LHC experiments. ServiceX is an experiment-agnostic service to enable on-demand data delivery specifically tailored for nearly-interactive vectorized analysis. This work is motivated by the data engineering challenges posed by HL-LHC data volumes and the increasing popularity of python and Spark-based analysis workflows. ServiceX gives analyzers the ability to query events by dataset metadata. It uses containerized transformations to extract just the data required for the analysis. This operation is colocated with the data to avoid transferring unnecessary branches over the WAN. Simple filtering operations are supported to further reduce the amount of data transferred. Transformed events are cached in a columnar datastore to accelerate delivery of subsequent similar requests. ServiceX will learn commonly related columns and automatically include them in the transformation to increase the potential for cache hits by other users. Selected events are streamed to the analysis system using an efficient wire protocol that can be readily consumed by a variety of computational frameworks. This reduces time-to-insight for physics analysis by delegating to ServiceX the complexity of event selection, slimming, reformatting, and streaming.


Author(s):  
Burak Can Altay ◽  
Abdullah Okumuş ◽  
Burcu Adıgüzel Mercangöz

AbstractDue to the impact of the COVID-19 pandemic, on-demand grocery delivery service that combines mobile technology and city logistics has gained tremendous popularity among grocery shoppers as a substitute to self-service grocery shopping in the store. This paper proposes an intelligent comparative approach where fuzzy logic and the analytical hierarchy process (AHP) method are combined to determine the importance weights of the criteria for marketing mix elements (7Ps) of the on-demand grocery delivery service for the period before COVID-19 and during COVID-19. In addition to its comprehensive theoretical insight, this paper provides a practical contribution to decision makers who create a marketing mix for the on-demand grocery delivery service and other similar online grocery businesses in terms of efficient allocation of resources to the development of marketing mix elements. The study’s findings can also provide clues for the decision makers in times of similar pandemics and crises that are likely to be seen in the future.


2021 ◽  
Vol 12 (32) ◽  
pp. 486-499
Author(s):  
Hanna O. Prymachenko ◽  
Anton O. Kovalov ◽  
Hanna I. Shelekhan ◽  
Julia V. Shuldiner ◽  
Yelyzaveta I. Hryhorova

The purpose of the article is to develop a comparative description of order fulfillment models by logistics operators, analysis of the estimated average transit time in the Asia - Europe direction. The main approach for studying this problem is a systematic approach that allows to identify technology elements of Ukrainian logistics operators based on electronic commerce and the use of rail transport in the Ukraine - Asia direction, and consider each element as a subsystem and identify bottlenecks. The article presents the technology to organize the work of Ukrainian logistics operators in the needs of the current market, which includes components of automation, artificial intelligence, warehousing and shipping directly to customers by 3PL operators. The materials in the article are of practical value for the professional and productive training of logistics operators, employees of transport companies, for research and teaching staff, in order to improve their professional skills.


Author(s):  
Kevin Spieser ◽  
Kyle Treleaven ◽  
Rick Zhang ◽  
Emilio Frazzoli ◽  
Daniel Morton ◽  
...  

2021 ◽  
Author(s):  
Yatong Song ◽  
Jiawei Li ◽  
Liying Chen ◽  
Shuiping Chen ◽  
Renqing He ◽  
...  

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