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Interesting and expected core idea. The MoE models in table 1 have drastically larger total parameter count than the baseline transformer, which in turn is sup
by pama 3y ago
Interesting and expected core idea. The MoE models in table 1 have drastically larger total parameter count than the baseline transformer, which in turn is super tiny for the purpose of NLP (25M parameters). I suppose inference is of similar speed for the large MoE and the simple mamba model, so for some applications that extra parameter count is OK, but I don’t know how these performance benefits would scale when the model reaches practical sizes at which point the 32x larger MoE may be unrealistic for training purposes. I’d be very interested to see a real life application of traditional mamba scaling to the 70B or more parameters, or any attempts to get meaningful parallelizing of the original (or the MoE) model.
- webappguy 3y agoI'd put my money OpenAI has tried internally
- pama 3y agoIt is a reasonable bet to assume that openAI had some powerful models along the lines of Chris Re’s group well before mamba came out. They hired people with the right background and certainly the cuda optimization would not be a problem for OpenAI. My main question is if it makes sense to scale up an already huge model 32x during training compared to other ideas for increasing capacity at scale.