What does the author suggest one do when faced with a challenging problem?

人们在面临一个具有挑战性的问题时，作者建议应该做什么？

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Automatic Speech Recognition (ASR) under noisy environment is still a challenging problem.

噪声情况下的语音识别是个挑战性的问题。

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Object shape recognition is a challenging problem in the field of pattern recognition and computer vision.

物体形状的识别是模式识别与计算机视觉领域中的具有挑战性的问题。

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All participants were then asked to complete, under time pressure, a series of challenging problem-solving tasks, for which they needed to use creativity to generate the correct solutions.

CNN: Boost your capacity to cope

Medical students will interact with Watson on challenging cases as part of a problem-based learning curriculum and in hypothetical clinical simulations.

ENGADGET: Cleveland Clinic and IBM team up to make Watson a Doctor (video)

Part of the problem, Wettemann says is that Microsoft found it challenging communicating the strengths of what was then a very new product to its partners, not to mention would-be customers.

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