Language barrier: quants slog to teach investing bots to read

Rob Mannix
@RobMannix
01 Dec 2021

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When Microsoft launched its chatbot Tay in 2016, the inputs from users notoriously steered the bot into spewing out hate speech. Tay was hurriedly bundled offline – and has yet to reappear.

Now, like so many in the vanguard of artificial intelligence, investment managers are busy trying to teach their bots the nuances of interpreting text – but, like the tech giant, their journey to success is set to be a long one.

NLP, or natural language processing, is a buzzy area in investing. Buy-side

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