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I'd say that causality seems useful for intelligence. Josh Tenenbaum has pushed the idea of causal models and inference, and I find it compelling > Recent prog
by pinouchon 10y ago
I'd say that causality seems useful for intelligence. Josh Tenenbaum has pushed the idea of causal models and inference, and I find it compelling
> Recent progress in artificial intelligence (AI) has renewed interest in building systems that learn and think like people. Many advances have come from using deep neural networks trained end-to-end in tasks such as object recognition, video games, and board games, achieving performance that equals or even beats humans in some respects. Despite their biological inspiration and performance achievements, these systems differ from human intelligence in crucial ways.
> We review progress in cognitive science suggesting that truly human-like learning and thinking machines will have to reach beyond current engineering trends in both what they learn, and how they learn it. Specifically, we argue that these machines should (a) build causal models of the world that support explanation and understanding, rather than merely solving pattern recognition
problems; [...]
https://arxiv.org/pdf/1604.00289.pdf https://arxiv.org/pdf/1604.00289.pdf
Some others papers related to these ideas:
- Learning a Theory of Causality http://stanford.edu/~ngoodman/papers/LTBC_psychreview_final.pdf http://stanford.edu/~ngoodman/papers/LTBC_psychreview_final....
- Theory-Based Causal Induction: http://cocosci.berkeley.edu/tom/papers/tbci.pdf http://cocosci.berkeley.edu/tom/papers/tbci.pdf
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- nonbel 10y agoI do accept engineering feats as evidence people know what they are talking about. Are there any tasks where one of these "causality-aware" robots [algorithms] outperforms "pattern-recognition" robots? From the brief summary it sounds very hypothetical, especially compared to the causality-agnostic pattern-recognition approach which I have seen work surprisingly well. That group has convinced me they are on to something quite big.
- pinouchon 10y agoI agree that in practise, deep learning tend to perform very well. With that said, it is not without limitations. In general, model-based machine learning approaches do not perform as well, but we should not limit our assessment only to performance. For example in this review: https://arxiv.org/pdf/1605.01138.pdf https://arxiv.org/pdf/1605.01138.pdf, a model-based approach is compared against a deep learning approach. It is very interesting to me that even if deep learning performs better, its failure cases are very different than human failure cases (deep learning is not sensitive to "physics illusions"). Whereas the model-based approach is very much in-line with human performance characteristics. Also, on this task (physical scene understanding), deep learning generalises very poorly.