Xiaojie Liu

Oct 28, 2024 | mdpi.com | Chaoying Zhao |Xiaojie Liu |Yang Gao |Yubin Xin

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Sep 18, 2024 | nature.com | Lei Feng |Xiaojie Liu

AbstractFood waste reduction is essential for supporting the sustainability of food systems. Wasteful behaviours are difficult to change after they have been formed, highlighting the importance of early interventions. Here we present an assessment of school plate food waste from 29 countries, and examine the environmental implications, causes, and interventions. School plate waste ranged from 4% to 46% per capita per meal and was positively correlated with country income levels.

Jun 26, 2024 | kellogg.northwestern.edu | Benjamin Jones |Xiaojie Liu

Home | Faculty & Research Overview | Research Technological advance is often embodied in capital inputs. This paper develops a model where capital innovations occur on two margins: (1) productivity, where a capital input becomes more productive at a given task; and (2) automation, where a capital input replaces labor at a given task.

Jul 8, 2023 | mdpi.com | Hongwei Li |Xin Li |Xiaojie Liu |Hongyang Li

Abstract:Based on the historical data of a commercial blast furnace (BF), the evaluation and prediction models for the BF comprehensive operating status were established by big data mining methods. Firstly, based on the data resources of the data warehouse of BF ironmaking, clean data were obtained by processing the original data with the problem of null values, outlier data, and blowing-down operations data.

Jun 8, 2023 | journals.sagepub.com | Xiaojie Liu |Tao Fang |Ting Shi |Yun Wang