As in reading teaching,schema theory has long been taking a dominant part.According to this theory,English teacherscan help the students to call up their prior knowledge by placing an emphasis on a more efficient use ...As in reading teaching,schema theory has long been taking a dominant part.According to this theory,English teacherscan help the students to call up their prior knowledge by placing an emphasis on a more efficient use of pre-reading activities.Oneof the effective activities is to make good use of the pre-reading exercises in the textbook.This paper intends to analyze the resultsof two brief investigations.One was about the pre-reading exercises in the SEFC(New Edition 2010)Book 1.The other was car-ried out among the first year students from Nanhai Experimental High School of South China Normal University.English teachersin high school thus can train the students to make links between the text and what they already know according to their interests.展开更多
小开放阅读框(small Open Reading Frames,sORFs)是指基因组中长度不超过300个碱基的开放阅读框,对于维持细胞代谢平衡及生命体的基础生理功能有重要作用。为深入挖掘sORFs序列的深层特征以及进一步提升跨物种预测编码与非编码sORFs的精...小开放阅读框(small Open Reading Frames,sORFs)是指基因组中长度不超过300个碱基的开放阅读框,对于维持细胞代谢平衡及生命体的基础生理功能有重要作用。为深入挖掘sORFs序列的深层特征以及进一步提升跨物种预测编码与非编码sORFs的精度,提出一种融合DNABERT预训练和数据混合编码策略的sORF-BERT神经网络模型,并引入CAL模块以学习sORFs的多尺度特征。对原核基因组、人类、老鼠、拟南芥以及大肠杆菌数据集进行分析研究,sORF-BERT模型通过预训练与微调之后,能有效地捕获sORFs序列丰富的生物学特征,同时利用CAL更好地学习不同尺度的sORFs特征。将sORF-BERT与已发表的CPPred、DeepCPP、CNCI、CPPred-sORF、MiPiped、PsORFs这6种先进方法进行跨物种实验对比,结果显示sORF-BERT在5个独立测试集上的性能均得到提升,与排名第二的PsORFs相比ACC提升了0.42~18.72个百分点、MCC提升了1.08~11.75个百分点,充分表明了该方法在预测编码sORFs的优越性,有助于推动基础生物学的研究。展开更多
文摘As in reading teaching,schema theory has long been taking a dominant part.According to this theory,English teacherscan help the students to call up their prior knowledge by placing an emphasis on a more efficient use of pre-reading activities.Oneof the effective activities is to make good use of the pre-reading exercises in the textbook.This paper intends to analyze the resultsof two brief investigations.One was about the pre-reading exercises in the SEFC(New Edition 2010)Book 1.The other was car-ried out among the first year students from Nanhai Experimental High School of South China Normal University.English teachersin high school thus can train the students to make links between the text and what they already know according to their interests.
文摘小开放阅读框(small Open Reading Frames,sORFs)是指基因组中长度不超过300个碱基的开放阅读框,对于维持细胞代谢平衡及生命体的基础生理功能有重要作用。为深入挖掘sORFs序列的深层特征以及进一步提升跨物种预测编码与非编码sORFs的精度,提出一种融合DNABERT预训练和数据混合编码策略的sORF-BERT神经网络模型,并引入CAL模块以学习sORFs的多尺度特征。对原核基因组、人类、老鼠、拟南芥以及大肠杆菌数据集进行分析研究,sORF-BERT模型通过预训练与微调之后,能有效地捕获sORFs序列丰富的生物学特征,同时利用CAL更好地学习不同尺度的sORFs特征。将sORF-BERT与已发表的CPPred、DeepCPP、CNCI、CPPred-sORF、MiPiped、PsORFs这6种先进方法进行跨物种实验对比,结果显示sORF-BERT在5个独立测试集上的性能均得到提升,与排名第二的PsORFs相比ACC提升了0.42~18.72个百分点、MCC提升了1.08~11.75个百分点,充分表明了该方法在预测编码sORFs的优越性,有助于推动基础生物学的研究。
