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Traffic condition estimation with pre-selection space time model 被引量:5
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作者 DONG Hong-hui SUN Xiao-liang +2 位作者 JIA Li-min LI Hai-jian QIN Yong 《Journal of Central South University》 SCIE EI CAS 2012年第1期206-212,共7页
A pre-selection space time model was proposed to estimate the traffic condition at poor-data-detector,especially non-detector locations.The space time model is better to integrate the spatial and temporal information ... A pre-selection space time model was proposed to estimate the traffic condition at poor-data-detector,especially non-detector locations.The space time model is better to integrate the spatial and temporal information comprehensibly.Firstly,the influencing factors of the "cause nodes" were studied,and then the pre-selection "cause nodes" procedure which utilizes the Pearson correlation coefficient to evaluate the relevancy of the traffic data was introduced.Finally,only the most relevant data were collected to compose the space time model.The experimental results with the actual data demonstrate that the model performs better than other three models. 展开更多
关键词 traffic condition ESTIMATION space time model pre-selection
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Scientific Land Reform in Nepal: Question of Equity and Efficiency
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作者 P. B. Nepali K. N. Pyakuryal S. R. Sharma 《Journal of Agricultural Science and Technology(A)》 2011年第3X期315-325,共11页
Scientific Land Reform is at centre of decades' conflict and even during Peace Process in Nepal. In this regards, land reform attempts to address equity and efficiency so as to address historical inequity and injusti... Scientific Land Reform is at centre of decades' conflict and even during Peace Process in Nepal. In this regards, land reform attempts to address equity and efficiency so as to address historical inequity and injustices for promoting peace process in Nepal. From equity perspective, landlessness, unequal power structure and social relation, injustices and discrimination for long centuries are key land issues. Along with this, economic efficiency is the fundamental for enhancing agricultural growth leading to economic growth. In particular, this article argues that, in the given prevailing condition, i.e. traditional and subsistence and rampant rural poverty and unequal power structure and injustices, small farms perform better leading to food and livelihood security at household level. Consequently, 'Scientific Land Reform' has been defined by taking into account the essence of equity and efficiency. 展开更多
关键词 Scientific land reform equity and efficiency.
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韩国港口力图大举进入我国市场
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作者 章贡波 《中国港口》 2003年第4期6-7,共2页
韩国为吸引我国港口的集装箱去中转所作的努力 和我国一样,2002年韩国港口也是春风得意的一年,2002年韩国港口的集装箱吞吐量达1175万标箱,比2001年增加了17.5%,而中转量却增加了29%左右.其中韩国最繁忙港口釜山港去年集装箱吞吐量为93... 韩国为吸引我国港口的集装箱去中转所作的努力 和我国一样,2002年韩国港口也是春风得意的一年,2002年韩国港口的集装箱吞吐量达1175万标箱,比2001年增加了17.5%,而中转量却增加了29%左右.其中韩国最繁忙港口釜山港去年集装箱吞吐量为932万箱,紧随香港及新加坡位列全球十大港口第三名.而且,近6年来,釜山港的转口集装箱吞吐量每年都以27%速度增长,本地集装箱则每年增加4%. 展开更多
关键词 韩国港口 集装箱中转 发展措施 港口建设 外资引进 低价策略 通关条件 内部服务 服务价格 国内支线运输
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