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甜瓜果实中芳香物质的研究现状 被引量:2
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作者 文乐欣 佘建华 +1 位作者 刘莉 胡宝刚 《中国园艺文摘》 2010年第10期69-70,72,共3页
芳香物质是衡量甜瓜果实品质高低的重要指标之一,它是由不同挥发性物质组成的混合物,主要包括醇类、醛类、酮类、萜类、酯类以及含硫化合物等。主要综述不同品种甜瓜芳香物种类及其芳香物相关基因的研究现状。
关键词 甜瓜 芳香物 乙烯 ACO ACS
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Suicide Ideation Detection of Covid Patients Using Machine Learning Algorithm 被引量:1
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作者 R.Punithavathi S.Thenmozhi +2 位作者 R.Jothilakshmi V.Ellappan Islam Md Tahzib Ul 《Computer Systems Science & Engineering》 SCIE EI 2023年第4期247-261,共15页
During Covid pandemic,many individuals are suffering from suicidal ideation in the world.Social distancing and quarantining,affects the patient emotionally.Affective computing is the study of recognizing human feeling... During Covid pandemic,many individuals are suffering from suicidal ideation in the world.Social distancing and quarantining,affects the patient emotionally.Affective computing is the study of recognizing human feelings and emotions.This technology can be used effectively during pandemic for facial expression recognition which automatically extracts the features from the human face.Monitoring system plays a very important role to detect the patient condition and to recognize the patterns of expression from the safest distance.In this paper,a new method is proposed for emotion recognition and suicide ideation detection in COVID patients.This helps to alert the nurse,when patient emotion is fear,cry or sad.The research presented in this paper has introduced Image Processing technology for emotional analysis of patients using Machine learning algorithm.The proposed Convolution Neural Networks(CNN)architecture with DnCNN preprocessing enhances the performance of recognition.The system can analyze the mood of patients either in real time or in the form of video files from CCTV cameras.The proposed method accuracy is more when compared to other methods.It detects the chances of suicide attempt based on stress level and emotional recognition. 展开更多
关键词 HOG aco-cs optimizedKNN PCA emotion detection covid face recognition
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