Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @ARPAE: Exciting tech demo of the TERRA program PhenoRover! #ARPAE17 @PurdueAg





@IBM #data #agriculture https://t.co/ijhvc1QLeh
" STOCK: IBM DATE: 01/03/2017
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is 1 and the TextBlob polarity score is 0.375.