TOP
💡 邁向小一的第一步!給孩子一本「查得到自信」的專屬辭典,輕鬆跨越閱讀關卡!🚀
Sentiment Analysis of Covid-19 Tweets Using Machine Learning Algorithm

Sentiment Analysis of Covid-19 Tweets Using Machine Learning Algorithm

商品資訊

定價
:NT$ 2700 元
無庫存,下單後進貨(到貨天數約30-45天)
下單可得紅利積點 :81 點
商品簡介

商品簡介

Main theme: This article demonstrates that, among a large number of prediction models, the Facebook Prophet Model had the highest accuracy when it came to anticipating pandemic circumstances.Result Analysis: They presented how the models performed on the test sets using the regression and time series models, as well as the analysis using Facebook Prophet. They can calculate the Root Mean Square Error (RMSE) for each model using these results. The comparison of the models based on their RMSE scores is shown in Table I. Table I indicates that when forecasting confirmed instances, the FPM has the lowest average error. Second place goes to the ARIMA model, which is followed by the AR and MA models. However, because the ARIMA incorporates both the MA and AR models, they are not taken into account.The HWA model, which comes after these two, has the lowest score, followed by the PR. Table I shows that the findings are almost identical to the table confirmed cases results, with the FPM coming out on top, followed by the ARIMA, HWA, and PR, in that order. As a result, they come to the conclusion that the best models for anticipating the pandemic situation are as follows: Facebook.

購物須知

外文書商品之書封,為出版社提供之樣本。實際出貨商品,以出版社所提供之現有版本為主。部份書籍,因出版社供應狀況特殊,匯率將依實際狀況做調整。

無庫存之商品,在您完成訂單程序之後,將以空運的方式為你下單調貨。為了縮短等待的時間,建議您將外文書與其他商品分開下單,以獲得最快的取貨速度,平均調貨時間為1~2個月。

為了保護您的權益,「三民網路書店」提供會員七日商品鑑賞期(收到商品為起始日)。

若要辦理退貨,請在商品鑑賞期內寄回,且商品必須是全新狀態與完整包裝(商品、附件、發票、隨貨贈品等)否則恕不接受退貨。

定價:100 2700
無庫存,下單後進貨
(到貨天數約30-45天)

暢銷榜

客服中心

收藏

會員專區