字段标识
检索式组合
((TS = (Smart agriculture*) OR TS = (wisdom agriculture*) OR TS = (intelligence agriculture*) OR TS =( intelligent Agroecosystem* )))
(TS = Population simulation OR TS = Spatialization of population) AND TS = Population forecast
解释:在主题= Population forecast 的前提下,含有Population simulation或者Spatialization of population
TS=Monte Carlo simulation
查找任何主题字段中包含检索词 Monte、Carlo 和 simulation 的出版物记录。这些检索词不需要出现在同一个字段中。
TS="Monte Carlo simulation"
查找主题字段中包含精确短语 Monte Carlo simulation 的论文记录。
((TS=wetland* OR TS=bog OR TS=fen OR TS=swamp OR TS=marsh OR TS=peatland) AND (TS=map* OR TS=classif* OR TS=identif* OR TS=monitor* OR TS=invento*) AND (TS="remote* sens" OR TS="big data" OR TS="data mini*" OR TS="machine learning" OR TS="deep learning" OR TS="cloud compu*") AND PY=(2000-2020))
参考:
http://images.webofknowledge.com//WOKRS535R95/help/zh_CN/WOK/hp_advanced_examples.html