Odds and Ends 

OpenAI bot remains undefeated against worlds greatest Dota 2 players

Last night, OpenAIs Dota 2 bot beat the worlds most celebrated professional players in one-on-one battles, showing just how advanced these machine learning systems are getting. The bot beat Danil Dendi Ishutin rather easily at The International, one of the biggest eSports events in the world, and remains undefeated against the worlds top Dota 2 players.

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Odds and Ends 

OpenAI sets benchmark for sentiment analysis using an efficient mLSTM

The researchers over at OpenAI were able to use a recurrent mLSTM character-level model trained on Amazon reviews to identify the sentiment of blocks of text. And perhaps more interestingly, the team was able to generate new text with customizable sentiment. Neither LSTMs nor sentiment analysis are new, but combining them in a way that reportedly breaks records for sentiment analysis accuracy on commonly used benchmarking data sets is worth note particularly when you account for the efficiency of the models. The teams modelonly outperformed existing methodson two of four…

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