The following small series for everyone to bring a brief talk about the use of scipy.misc.logsumexp function in Python scene. Small series feel very good, now share to everyone, also for everyone to make a reference. Follow the little part together. The input parameters of the SCIPY.MISC.LOGSUMEXP function are (A, axis=none, B=none, Keepdims=false, Return_sign=false), and the specific configuration can be found here, The value returned is Np.log (Np.sum (Np.exp (a))). The emphasis here is on the scenario where the function is used: In general, the function is mainly used for very small numeric operations (such as the Monte Carlo sampling sample). In this case, it is necessary to keep the data in log processing. So if you want to sum up the data in the array, you need to calculate the log (SUM (exp (a))), but this will produce some accuracy problems. And this problem scipy.misc.logsumexp is introduced to solve, so the small data summation can be used directly scipy
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Introduction: The following small series for everyone to bring a brief talk about the use of scipy.misc.logsumexp function in Python scene. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a little knitting.
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7. Talking about the application of scipy.misc.logsumexp function in Python
Introduction: The following small series for everyone to bring a brief talk about the use of scipy.misc.logsumexp function in Python scene. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a little knitting.
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Introduction: PHP language to avoid the 10 big misunderstanding PHP is a very popular open source server-side scripting language, most of the websites you see on the World Wide Web are developed using PHP. However, you are probably surprised to notice that a small number of people swear to be far away from PHP. But it's even more surprising or shocking to say that they don't use PHP because of some proven language drawbacks. They decided not to use PHP, which was based on misunderstanding. Yes, the ones you read are misconceptions. Let's take a look at these misconceptions:
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